octave: libinterp/corefcn/regexp.cc annotate

annotate libinterp/corefcn/regexp.cc @ 22197:e43d83253e28

refill multi-line macro definitions Use the Emacs C++ mode style for line continuation markers in multi-line macro definitions. * make_int.cc, __dsearchn__.cc, __magick_read__.cc, besselj.cc, bitfcns.cc, bsxfun.cc, cellfun.cc, data.cc, defun-dld.h, defun-int.h, defun.h, det.cc, error.h, find.cc, gcd.cc, graphics.cc, interpreter.h, jit-ir.h, jit-typeinfo.h, lookup.cc, ls-mat5.cc, max.cc, mexproto.h, mxarray.in.h, oct-stream.cc, ordschur.cc, pr-output.cc, profiler.h, psi.cc, regexp.cc, sparse-xdiv.cc, sparse-xpow.cc, tril.cc, txt-eng.h, utils.cc, variables.cc, variables.h, xdiv.cc, xpow.cc, __glpk__.cc, ov-base.cc, ov-base.h, ov-cell.cc, ov-ch-mat.cc, ov-classdef.cc, ov-complex.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-float.cc, ov-float.h, ov-flt-complex.cc, ov-flt-cx-mat.cc, ov-flt-re-mat.cc, ov-int-traits.h, ov-lazy-idx.h, ov-perm.cc, ov-re-mat.cc, ov-re-sparse.cc, ov-scalar.cc, ov-scalar.h, ov-str-mat.cc, ov-type-conv.h, ov.cc, ov.h, op-class.cc, op-int-conv.cc, op-int.h, op-str-str.cc, ops.h, lex.ll, Array.cc, CMatrix.cc, CSparse.cc, MArray.cc, MArray.h, MDiagArray2.cc, MDiagArray2.h, MSparse.h, Sparse.cc, dMatrix.cc, dSparse.cc, fCMatrix.cc, fMatrix.cc, idx-vector.cc, f77-fcn.h, quit.h, bsxfun-decl.h, bsxfun-defs.cc, lo-specfun.cc, oct-convn.cc, oct-convn.h, oct-norm.cc, oct-norm.h, oct-rand.cc, Sparse-op-decls.h, Sparse-op-defs.h, mx-inlines.cc, mx-op-decl.h, mx-op-defs.h, mach-info.cc, oct-group.cc, oct-passwd.cc, oct-syscalls.cc, oct-time.cc, data-conv.cc, kpse.cc, lo-ieee.h, lo-macros.h, oct-cmplx.h, oct-glob.cc, oct-inttypes.cc, oct-inttypes.h, oct-locbuf.h, oct-sparse.h, url-transfer.cc, oct-conf-post.in.h, shared-fcns.h: Refill macro definitions.

author	John W. Eaton <jwe@octave.org>
date	Mon, 01 Aug 2016 12:40:18 -0400
parents	112b20240c87
children	9fc91bb2aec3

rev	line source
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1 /*
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	2
19697 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 19403 diff changeset	3 Copyright (C) 2005-2015 David Bateman
11523 fd0a3ac60b0e update copyright notices John W. Eaton <jwe@octave.org> parents: 11045 diff changeset	4 Copyright (C) 2002-2005 Paul Kienzle
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	5
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	6 This file is part of Octave.
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	7
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	8 Octave is free software; you can redistribute it and/or modify it
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	9 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	11 option) any later version.
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	12
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	13 Octave is distributed in the hope that it will be useful, but WITHOUT
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	16 for more details.
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	17
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	18 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	20 <http://www.gnu.org/licenses/>.
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	21
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	22 */
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	23
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21575 diff changeset	24 #if defined (HAVE_CONFIG_H)
21301 40de9f8f23a6 Use '#include "config.h"' rather than <config.h>. Rik <rik@octave.org> parents: 21200 diff changeset	25 # include "config.h"
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	26 #endif
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	27
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	28 #include <list>
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	29 #include <sstream>
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	30
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	31 #include <pcre.h>
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	32
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	33 #include "base-list.h"
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	34 #include "oct-locbuf.h"
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	35 #include "quit.h"
16940 99122191d3dd maint: Rename regexp.h to lo-regexp.h, regexp.cc to lo-regexp.cc in liboctave. Rik <rik@octave.org> parents: 16919 diff changeset	36 #include "lo-regexp.h"
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	37 #include "str-vec.h"
8093 dcc31f473596 Treat PCRE lookbehind operators in a manner that is approximately correct David Bateman <dbateman@free.fr> parents: 8021 diff changeset	38
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14854 diff changeset	39 #include "defun.h"
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	40 #include "Cell.h"
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	41 #include "error.h"
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21055 diff changeset	42 #include "errwarn.h"
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	43 #include "oct-map.h"
20940 48b2ad5ee801 maint: Rename oct-obj.[cc\|h] to ovl.[cc\|h] for clarity. Rik <rik@octave.org> parents: 20939 diff changeset	44 #include "ovl.h"
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	45 #include "utils.h"
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	46
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	47 // Replace backslash escapes in a string with the real values. We need
15541 9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	48 // two special functions instead of the one in utils.cc because the set
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	49 // of escape sequences used for regexp patterns and replacement strings
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	50 // is different from those used in the *printf functions.
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	51
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	52 static std::string
15541 9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	53 do_regexp_ptn_string_escapes (const std::string& s)
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	54 {
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	55 std::string retval;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	56
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	57 size_t i = 0;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	58 size_t j = 0;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	59 size_t len = s.length ();
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	60
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	61 retval.resize (len);
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	62
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	63 while (j < len)
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	64 {
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	65 if (s[j] == '\\' && j+1 < len)
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	66 {
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	67 switch (s[++j])
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	68 {
15541 9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	69 case 'b': // backspace
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	70 retval[i] = '\b';
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	71 break;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	72
16918 ab46b5c77669 Fix word boundary handling in regexp pattern (bug #38778) Mike Miller <mtmiller@ieee.org> parents: 16816 diff changeset	73 // Translate \< and \> to PCRE word boundary
ab46b5c77669 Fix word boundary handling in regexp pattern (bug #38778) Mike Miller <mtmiller@ieee.org> parents: 16816 diff changeset	74 case '<': // begin word boundary
ab46b5c77669 Fix word boundary handling in regexp pattern (bug #38778) Mike Miller <mtmiller@ieee.org> parents: 16816 diff changeset	75 case '>': // end word boundary
ab46b5c77669 Fix word boundary handling in regexp pattern (bug #38778) Mike Miller <mtmiller@ieee.org> parents: 16816 diff changeset	76 retval[i] = '\\';
ab46b5c77669 Fix word boundary handling in regexp pattern (bug #38778) Mike Miller <mtmiller@ieee.org> parents: 16816 diff changeset	77 retval[++i] = 'b';
ab46b5c77669 Fix word boundary handling in regexp pattern (bug #38778) Mike Miller <mtmiller@ieee.org> parents: 16816 diff changeset	78 break;
ab46b5c77669 Fix word boundary handling in regexp pattern (bug #38778) Mike Miller <mtmiller@ieee.org> parents: 16816 diff changeset	79
20211 f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	80 case 'o': // octal input
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	81 {
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	82 bool bad_esc_seq = (j+1 >= len);
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	83
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	84 bool brace = false;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	85 if (! bad_esc_seq && s[++j] == '{')
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	86 {
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	87 brace = true;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	88 j++;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	89 }
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	90
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	91 int tmpi = 0;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	92 size_t k;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	93 for (k = j; k < std::min (j+3+brace, len); k++)
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	94 {
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	95 int digit = s[k] - '0';
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	96 if (digit < 0 \|\| digit > 7)
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	97 break;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	98 tmpi <<= 3;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	99 tmpi += digit;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	100 }
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	101 if (bad_esc_seq \|\| (brace && s[k++] != '}'))
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	102 {
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	103 bad_esc_seq = true;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	104 tmpi = 0;
22197 e43d83253e28 refill multi-line macro definitions John W. Eaton <jwe@octave.org> parents: 21966 diff changeset	105 warning ("malformed octal escape sequence '\\o' -- converting to '\\0'");
20211 f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	106 }
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	107 retval[i] = tmpi;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	108 j = k - 1;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	109 break;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	110 }
15541 9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	111
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	112 default: // pass escape sequence through
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	113 retval[i] = '\\';
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	114 retval[++i] = s[j];
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	115 break;
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	116 }
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	117 }
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	118 else
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	119 {
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	120 retval[i] = s[j];
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	121 }
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	122
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	123 i++;
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	124 j++;
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	125 }
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	126
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	127 retval.resize (i);
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	128
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	129 return retval;
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	130 }
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	131
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	132 static std::string
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	133 do_regexp_rep_string_escapes (const std::string& s)
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	134 {
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	135 std::string retval;
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	136
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	137 size_t i = 0;
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	138 size_t j = 0;
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	139 size_t len = s.length ();
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	140
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	141 retval.resize (len);
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	142
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	143 while (j < len)
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	144 {
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	145 if (s[j] == '\\' && j+1 < len)
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	146 {
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	147 switch (s[++j])
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	148 {
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	149 case 'a': // alarm
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	150 retval[i] = '\a';
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	151 break;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	152
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	153 case 'b': // backspace
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	154 retval[i] = '\b';
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	155 break;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	156
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	157 case 'f': // formfeed
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	158 retval[i] = '\f';
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	159 break;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	160
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	161 case 'n': // newline
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	162 retval[i] = '\n';
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	163 break;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	164
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	165 case 'r': // carriage return
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	166 retval[i] = '\r';
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	167 break;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	168
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	169 case 't': // horizontal tab
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	170 retval[i] = '\t';
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	171 break;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	172
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	173 case 'v': // vertical tab
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	174 retval[i] = '\v';
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	175 break;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	176
20211 f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	177 case 'o': // octal input
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	178 {
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	179 bool bad_esc_seq = (j+1 >= len);
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	180
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	181 bool brace = false;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	182 if (! bad_esc_seq && s[++j] == '{')
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	183 {
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	184 brace = true;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	185 j++;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	186 }
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	187
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	188 int tmpi = 0;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	189 size_t k;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	190 for (k = j; k < std::min (j+3+brace, len); k++)
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	191 {
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	192 int digit = s[k] - '0';
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	193 if (digit < 0 \|\| digit > 7)
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	194 break;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	195 tmpi <<= 3;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	196 tmpi += digit;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	197 }
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	198 if (bad_esc_seq \|\| (brace && s[k++] != '}'))
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	199 {
22197 e43d83253e28 refill multi-line macro definitions John W. Eaton <jwe@octave.org> parents: 21966 diff changeset	200 warning ("malformed octal escape sequence '\\o' -- converting to '\\0'");
20211 f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	201 tmpi = 0;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	202 }
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	203 retval[i] = tmpi;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	204 j = k - 1;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	205 break;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	206 }
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	207
20211 f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	208 case 'x': // hex input
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	209 {
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	210 bool bad_esc_seq = (j+1 >= len);
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	211
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	212 bool brace = false;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	213 if (! bad_esc_seq && s[++j] == '{')
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	214 {
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	215 brace = true;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	216 j++;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	217 }
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	218
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	219 int tmpi = 0;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	220 size_t k;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	221 for (k = j; k < std::min (j+2+brace, len); k++)
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	222 {
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	223 if (! isxdigit (s[k]))
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	224 break;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	225
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	226 tmpi <<= 4;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	227 int digit = s[k];
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	228 if (digit >= 'a')
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	229 tmpi += digit - 'a' + 10;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	230 else if (digit >= 'A')
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	231 tmpi += digit - 'A' + 10;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	232 else
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	233 tmpi += digit - '0';
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	234 }
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	235 if (bad_esc_seq \|\| (brace && s[k++] != '}'))
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	236 {
22197 e43d83253e28 refill multi-line macro definitions John W. Eaton <jwe@octave.org> parents: 21966 diff changeset	237 warning ("malformed hex escape sequence '\\x' -- converting to '\\0'");
20211 f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	238 tmpi = 0;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	239 }
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	240 retval[i] = tmpi;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	241 j = k - 1;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	242 break;
f2bc7d23295d Add special hex/octal escape sequence processing for regexp. Rik <rik@octave.org> parents: 20172 diff changeset	243 }
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	244
20290 b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	245 // Both dollar sign (for capture buffer) and backslash are
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	246 // passed through with their escape backslash. The processing
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	247 // for these must occur during the actual replacement operation
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	248 // in lo-regexp.cc.
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	249 case '$': // pass dollar sign through with escape
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	250 retval[i] = '\\'; retval[++i] = '$';
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	251 break;
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	252
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	253 case '\\': // pass backslash through with escape
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	254 retval[i] = '\\'; retval[++i] = '\\';
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	255 break;
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	256
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	257 default: // convert escaped character to unescaped char
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	258 retval[i] = s[j];
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	259 break;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	260 }
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	261 }
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	262 else
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	263 {
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	264 retval[i] = s[j];
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	265 }
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	266
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	267 i++;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	268 j++;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	269 }
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	270
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	271 retval.resize (i);
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	272
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	273 return retval;
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	274 }
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	275
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	276 static void
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	277 parse_options (regexp::opts& options, const octave_value_list& args,
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	278 const std::string& who, int skip, bool& extra_args)
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	279 {
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	280 extra_args = false;
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	281
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20801 diff changeset	282 for (int i = skip; i < args.length (); i++)
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	283 {
19403 03067dab10ca Use stricter input validation when looking for a string as input (bug #42651). Rik <rik@octave.org> parents: 17861 diff changeset	284 std::string str;
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	285
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	286 str = args(i).xstring_value ("%s: optional arguments must be strings", who.c_str ());
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	287
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	288 std::transform (str.begin (), str.end (), str.begin (), tolower);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	289
9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	290 if (str.find ("once", 0) == 0)
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	291 options.once (true);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	292 else if (str.find ("matchcase", 0) == 0)
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	293 options.case_insensitive (false);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	294 else if (str.find ("ignorecase", 0) == 0)
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	295 options.case_insensitive (true);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	296 else if (str.find ("dotall", 0) == 0)
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	297 options.dotexceptnewline (false);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	298 else if (str.find ("stringanchors", 0) == 0)
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	299 options.lineanchors (false);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	300 else if (str.find ("literalspacing", 0) == 0)
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	301 options.freespacing (false);
14536 6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	302 else if (str.find ("noemptymatch", 0) == 0)
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	303 options.emptymatch (false);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	304 else if (str.find ("dotexceptnewline", 0) == 0)
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	305 options.dotexceptnewline (true);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	306 else if (str.find ("lineanchors", 0) == 0)
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	307 options.lineanchors (true);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	308 else if (str.find ("freespacing", 0) == 0)
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	309 options.freespacing (true);
14536 6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	310 else if (str.find ("emptymatch", 0) == 0)
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	311 options.emptymatch (true);
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	312 else if (str.find ("start", 0) == 0
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	313 \|\| str.find ("end", 0) == 0
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	314 \|\| str.find ("tokenextents", 0) == 0
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	315 \|\| str.find ("match", 0) == 0
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	316 \|\| str.find ("tokens", 0) == 0
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	317 \|\| str.find ("names", 0) == 0
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	318 \|\| str.find ("split", 0) == 0)
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	319 extra_args = true;
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	320 else
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	321 error ("%s: unrecognized option", who.c_str ());
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	322 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	323 }
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	324
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	325 static octave_value_list
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	326 octregexp (const octave_value_list &args, int nargout,
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	327 const std::string &who, bool case_insensitive = false)
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	328 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	329 octave_value_list retval;
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	330
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	331 int nargin = args.length ();
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	332
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	333 // Make sure we have string, pattern
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	334 const std::string buffer = args(0).string_value ();
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	335
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	336 std::string pattern = args(1).string_value ();
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	337
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	338 // Matlab compatibility.
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	339 if (args(1).is_sq_string ())
15541 9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	340 pattern = do_regexp_ptn_string_escapes (pattern);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	341
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	342 regexp::opts options;
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	343 options.case_insensitive (case_insensitive);
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	344 bool extra_options = false;
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	345 parse_options (options, args, who, 2, extra_options);
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	346
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	347 regexp::match_data rx_lst = regexp_match (pattern, buffer, options, who);
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	348
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	349 string_vector named_pats = rx_lst.named_patterns ();
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	350
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	351 size_t sz = rx_lst.size ();
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	352
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	353 // Converted the linked list in the correct form for the return values
12464 dfeea9cae79e require PCRE to build Octave John W. Eaton <jwe@octave.org> parents: 12462 diff changeset	354
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	355 octave_idx_type i = 0;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	356 octave_scalar_map nmap;
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	357
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	358 retval.resize (7);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	359
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	360 if (sz == 1)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	361 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	362 string_vector named_tokens = rx_lst.begin ()->named_tokens ();
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	363
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	364 for (int j = 0; j < named_pats.numel (); j++)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	365 nmap.assign (named_pats(j), named_tokens(j));
13310 583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	366
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	367 retval(5) = nmap;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	368 }
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	369 else
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	370 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	371 for (int j = 0; j < named_pats.numel (); j++)
7893 eb9ccb44ea41 make regexp(...,'once') matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7520 diff changeset	372 {
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	373 Cell tmp (dim_vector (1, sz));
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	374
7893 eb9ccb44ea41 make regexp(...,'once') matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7520 diff changeset	375 i = 0;
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	376 for (regexp::match_data::const_iterator p = rx_lst.begin ();
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	377 p != rx_lst.end (); p++)
13310 583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	378 {
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	379 string_vector named_tokens = p->named_tokens ();
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	380
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	381 tmp(i++) = named_tokens(j);
13310 583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	382 }
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	383
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	384 nmap.assign (named_pats(j), octave_value (tmp));
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	385 }
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	386
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	387 retval(5) = nmap;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	388 }
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	389
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	390 if (options.once ())
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	391 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	392 regexp::match_data::const_iterator p = rx_lst.begin ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	393
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	394 retval(4) = sz ? p->tokens () : Cell ();
21017 93748bcaec17 maint: Replace emtpy 'std::string ()' calls with "". Rik <rik@octave.org> parents: 20955 diff changeset	395 retval(3) = sz ? p->match_string () : "";
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	396 retval(2) = sz ? p->token_extents () : Matrix ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	397
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	398 if (sz)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	399 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	400 double start = p->start ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	401 double end = p->end ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	402
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	403 Cell split (dim_vector (1, 2));
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	404 split(0) = buffer.substr (0, start-1);
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	405 split(1) = buffer.substr (end);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	406
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	407 retval(6) = split;
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	408 retval(1) = end;
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	409 retval(0) = start;
7893 eb9ccb44ea41 make regexp(...,'once') matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7520 diff changeset	410 }
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	411 else
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	412 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	413 retval(6) = buffer;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	414 retval(1) = Matrix ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	415 retval(0) = Matrix ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	416 }
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	417 }
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	418 else
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	419 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	420 Cell tokens (dim_vector (1, sz));
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	421 Cell match_string (dim_vector (1, sz));
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	422 Cell token_extents (dim_vector (1, sz));
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	423 NDArray end (dim_vector (1, sz));
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	424 NDArray start (dim_vector (1, sz));
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	425 Cell split (dim_vector (1, sz+1));
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	426 size_t sp_start = 0;
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	427
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	428 i = 0;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	429 for (regexp::match_data::const_iterator p = rx_lst.begin ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	430 p != rx_lst.end (); p++)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	431 {
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	432 double s = p->start ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	433 double e = p->end ();
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	434
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	435 string_vector tmp = p->tokens ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	436 tokens(i) = Cell (dim_vector (1, tmp.numel ()), tmp);
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	437 match_string(i) = p->match_string ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	438 token_extents(i) = p->token_extents ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	439 end(i) = e;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	440 start(i) = s;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	441 split(i) = buffer.substr (sp_start, s-sp_start-1);
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	442 sp_start = e;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	443 i++;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	444 }
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	445
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	446 split(i) = buffer.substr (sp_start);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	447
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	448 retval(6) = split;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	449 retval(4) = tokens;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	450 retval(3) = match_string;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	451 retval(2) = token_extents;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	452 retval(1) = end;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	453 retval(0) = start;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	454 }
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	455
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	456 // Alter the order of the output arguments
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	457
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	458 if (extra_options)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	459 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	460 int n = 0;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	461 octave_value_list new_retval;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	462 new_retval.resize (nargout);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	463
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	464 OCTAVE_LOCAL_BUFFER (int, arg_used, 6);
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	465 for (int j = 0; j < 6; j++)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	466 arg_used[j] = false;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	467
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	468 for (int j = 2; j < nargin; j++)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	469 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	470 int k = 0;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	471 std::string str = args(j).string_value ();
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	472 std::transform (str.begin (), str.end (), str.begin (), tolower);
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	473
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	474 if (str.find ("once", 0) == 0
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	475 \|\| str.find ("stringanchors", 0) == 0
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	476 \|\| str.find ("lineanchors", 0) == 0
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	477 \|\| str.find ("matchcase", 0) == 0
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	478 \|\| str.find ("ignorecase", 0) == 0
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	479 \|\| str.find ("dotall", 0) == 0
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	480 \|\| str.find ("dotexceptnewline", 0) == 0
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	481 \|\| str.find ("literalspacing", 0) == 0
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	482 \|\| str.find ("freespacing", 0) == 0
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	483 \|\| str.find ("noemptymatch", 0) == 0
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	484 \|\| str.find ("emptymatch", 0) == 0)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	485 continue;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	486 else if (str.find ("start", 0) == 0)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	487 k = 0;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	488 else if (str.find ("end", 0) == 0)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	489 k = 1;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	490 else if (str.find ("tokenextents", 0) == 0)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	491 k = 2;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	492 else if (str.find ("match", 0) == 0)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	493 k = 3;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	494 else if (str.find ("tokens", 0) == 0)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	495 k = 4;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	496 else if (str.find ("names", 0) == 0)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	497 k = 5;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	498 else if (str.find ("split", 0) == 0)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	499 k = 6;
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	500
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	501 new_retval(n++) = retval(k);
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	502 arg_used[k] = true;
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	503
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	504 if (n == nargout)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	505 break;
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	506 }
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	507
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	508 // Fill in the rest of the arguments
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	509 if (n < nargout)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	510 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	511 for (int j = 0; j < 6; j++)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	512 {
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	513 if (! arg_used[j])
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	514 new_retval(n++) = retval(j);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	515 }
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	516 }
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	517
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	518 retval = new_retval;
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	519 }
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	520
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	521 return retval;
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	522 }
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	523
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	524 static octave_value_list
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	525 octcellregexp (const octave_value_list &args, int nargout,
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	526 const std::string &who, bool case_insensitive = false)
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	527 {
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	528 octave_value_list retval;
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	529
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	530 if (args(0).is_cell ())
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	531 {
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	532 OCTAVE_LOCAL_BUFFER (Cell, newretval, nargout);
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	533 octave_value_list new_args = args;
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	534 Cell cellstr = args(0).cell_value ();
9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	535 if (args(1).is_cell ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	536 {
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	537 Cell cellpat = args(1).cell_value ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	538
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	539 if (cellpat.numel () == 1)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	540 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	541 for (int j = 0; j < nargout; j++)
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	542 newretval[j].resize (cellstr.dims ());
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	543
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	544 new_args(1) = cellpat(0);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	545
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	546 for (octave_idx_type i = 0; i < cellstr.numel (); i++)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	547 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	548 new_args(0) = cellstr(i);
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	549 octave_value_list tmp = octregexp (new_args, nargout, who,
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	550 case_insensitive);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	551
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	552 for (int j = 0; j < nargout; j++)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	553 newretval[j](i) = tmp(j);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	554 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	555 }
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	556 else if (cellstr.numel () == 1)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	557 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	558 for (int j = 0; j < nargout; j++)
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	559 newretval[j].resize (cellpat.dims ());
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	560
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	561 new_args(0) = cellstr(0);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	562
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	563 for (octave_idx_type i = 0; i < cellpat.numel (); i++)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	564 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	565 new_args(1) = cellpat(i);
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	566 octave_value_list tmp = octregexp (new_args, nargout, who,
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	567 case_insensitive);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	568
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	569 for (int j = 0; j < nargout; j++)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	570 newretval[j](i) = tmp(j);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	571 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	572 }
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	573 else if (cellstr.numel () == cellpat.numel ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	574 {
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	575 if (cellstr.dims () != cellpat.dims ())
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	576 error ("%s: inconsistent cell array dimensions", who.c_str ());
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	577
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	578 for (int j = 0; j < nargout; j++)
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	579 newretval[j].resize (cellstr.dims ());
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	580
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	581 for (octave_idx_type i = 0; i < cellstr.numel (); i++)
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	582 {
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	583 new_args(0) = cellstr(i);
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	584 new_args(1) = cellpat(i);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	585
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	586 octave_value_list tmp = octregexp (new_args, nargout, who,
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	587 case_insensitive);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	588
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	589 for (int j = 0; j < nargout; j++)
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	590 newretval[j](i) = tmp(j);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	591 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	592 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	593 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	594 error ("regexp: cell array arguments must be scalar or equal size");
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	595 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	596 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	597 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	598 for (int j = 0; j < nargout; j++)
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	599 newretval[j].resize (cellstr.dims ());
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	600
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	601 for (octave_idx_type i = 0; i < cellstr.numel (); i++)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	602 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	603 new_args(0) = cellstr(i);
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	604 octave_value_list tmp = octregexp (new_args, nargout, who,
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	605 case_insensitive);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	606
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	607 for (int j = 0; j < nargout; j++)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	608 newretval[j](i) = tmp(j);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	609 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	610 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	611
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	612 for (int j = 0; j < nargout; j++)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	613 retval(j) = octave_value (newretval[j]);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	614 }
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	615 else if (args(1).is_cell ())
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	616 {
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	617 OCTAVE_LOCAL_BUFFER (Cell, newretval, nargout);
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	618 octave_value_list new_args = args;
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	619 Cell cellpat = args(1).cell_value ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	620
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	621 for (int j = 0; j < nargout; j++)
14854 5ae9f0f77635 maint: Use Octave coding conventions for coddling parenthis is DLD-FUNCTIONS directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	622 newretval[j].resize (cellpat.dims ());
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	623
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	624 for (octave_idx_type i = 0; i < cellpat.numel (); i++)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	625 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	626 new_args(1) = cellpat(i);
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	627 octave_value_list tmp = octregexp (new_args, nargout, who,
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	628 case_insensitive);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	629
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	630 for (int j = 0; j < nargout; j++)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	631 newretval[j](i) = tmp(j);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	632 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	633
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	634 for (int j = 0; j < nargout; j++)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	635 retval(j) = octave_value (newretval[j]);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	636 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	637 else
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	638 retval = octregexp (args, nargout, who, case_insensitive);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	639
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	640 return retval;
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	641
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	642 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	643
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14854 diff changeset	644 DEFUN (regexp, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	645 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	646 @deftypefn {} {[@var{s}, @var{e}, @var{te}, @var{m}, @var{t}, @var{nm}, @var{sp}] =} regexp (@var{str}, @var{pat})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	647 @deftypefnx {} {[@dots{}] =} regexp (@var{str}, @var{pat}, "@var{opt1}", @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	648 Regular expression string matching.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	649
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	650 Search for @var{pat} in @var{str} and return the positions and substrings of
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	651 any matches, or empty values if there are none.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	652
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	653 The matched pattern @var{pat} can include any of the standard regex
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	654 operators, including:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	655
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	656 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	657 @item .
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	658 Match any character
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	659
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	660 @item * + ? @{@}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	661 Repetition operators, representing
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	662
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	663 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	664 @item *
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	665 Match zero or more times
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	666
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	667 @item +
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	668 Match one or more times
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	669
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	670 @item ?
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	671 Match zero or one times
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	672
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	673 @item @{@var{n}@}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	674 Match exactly @var{n} times
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	675
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	676 @item @{@var{n},@}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	677 Match @var{n} or more times
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	678
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	679 @item @{@var{m},@var{n}@}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	680 Match between @var{m} and @var{n} times
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	681 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	682
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	683 @item [@dots{}] [^@dots{}]
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	684
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	685 List operators. The pattern will match any character listed between "["
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	686 and "]". If the first character is "^" then the pattern is inverted and
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	687 any character except those listed between brackets will match.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	688
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	689 Escape sequences defined below can also be used inside list operators. For
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	690 example, a template for a floating point number might be @code{[-+.\d]+}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	691
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	692 @item () (?:)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	693 Grouping operator. The first form, parentheses only, also creates a token.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	694
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	695 @item \|
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	696 Alternation operator. Match one of a choice of regular expressions. The
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	697 alternatives must be delimited by the grouping operator @code{()} above.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	698
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	699 @item ^ $
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	700 Anchoring operators. Requires pattern to occur at the start (@code{^}) or
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	701 end (@code{$}) of the string.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	702 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	703
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	704 In addition, the following escaped characters have special meaning.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	705
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	706 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	707
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	708 @item \d
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	709 Match any digit
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	710
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	711 @item \D
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	712 Match any non-digit
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	713
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	714 @item \s
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	715 Match any whitespace character
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	716
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	717 @item \S
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	718 Match any non-whitespace character
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	719
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	720 @item \w
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	721 Match any word character
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	722
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	723 @item \W
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	724 Match any non-word character
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	725
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	726 @item \<
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	727 Match the beginning of a word
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	728
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	729 @item \>
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	730 Match the end of a word
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	731
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	732 @item \B
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	733 Match within a word
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	734 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	735
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	736 Implementation Note: For compatibility with @sc{matlab}, escape sequences
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	737 in @var{pat} (e.g., @qcode{"@xbackslashchar{}n"} => newline) are expanded
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	738 even when @var{pat} has been defined with single quotes. To disable
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	739 expansion use a second backslash before the escape sequence (e.g.,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	740 "@xbackslashchar{}@xbackslashchar{}n") or use the @code{regexptranslate}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	741 function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	742
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	743 The outputs of @code{regexp} default to the order given below
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	744
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	745 @table @var
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	746 @item s
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	747 The start indices of each matching substring
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	748
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	749 @item e
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	750 The end indices of each matching substring
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	751
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	752 @item te
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	753 The extents of each matched token surrounded by @code{(@dots{})} in
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	754 @var{pat}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	755
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	756 @item m
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	757 A cell array of the text of each match
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	758
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	759 @item t
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	760 A cell array of the text of each token matched
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	761
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	762 @item nm
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	763 A structure containing the text of each matched named token, with the name
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	764 being used as the fieldname. A named token is denoted by
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	765 @code{(?<name>@dots{})}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	766
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	767 @item sp
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	768 A cell array of the text not returned by match, i.e., what remains if you
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	769 split the string based on @var{pat}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	770 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	771
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	772 Particular output arguments, or the order of the output arguments, can be
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	773 selected by additional @var{opt} arguments. These are strings and the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	774 correspondence between the output arguments and the optional argument
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	775 are
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	776
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	777 @multitable @columnfractions 0.2 0.3 0.3 0.2
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	778 @item @tab @qcode{'start'} @tab @var{s} @tab
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	779 @item @tab @qcode{'end'} @tab @var{e} @tab
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	780 @item @tab @qcode{'tokenExtents'} @tab @var{te} @tab
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	781 @item @tab @qcode{'match'} @tab @var{m} @tab
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	782 @item @tab @qcode{'tokens'} @tab @var{t} @tab
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	783 @item @tab @qcode{'names'} @tab @var{nm} @tab
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	784 @item @tab @qcode{'split'} @tab @var{sp} @tab
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	785 @end multitable
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	786
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	787 Additional arguments are summarized below.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	788
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	789 @table @samp
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	790 @item once
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	791 Return only the first occurrence of the pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	792
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	793 @item matchcase
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	794 Make the matching case sensitive. (default)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	795
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	796 Alternatively, use (?-i) in the pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	797
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	798 @item ignorecase
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	799 Ignore case when matching the pattern to the string.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	800
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	801 Alternatively, use (?i) in the pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	802
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	803 @item stringanchors
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	804 Match the anchor characters at the beginning and end of the string.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	805 (default)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	806
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	807 Alternatively, use (?-m) in the pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	808
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	809 @item lineanchors
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	810 Match the anchor characters at the beginning and end of the line.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	811
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	812 Alternatively, use (?m) in the pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	813
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	814 @item dotall
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	815 The pattern @code{.} matches all characters including the newline character.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	816 (default)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	817
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	818 Alternatively, use (?s) in the pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	819
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	820 @item dotexceptnewline
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	821 The pattern @code{.} matches all characters except the newline character.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	822
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	823 Alternatively, use (?-s) in the pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	824
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	825 @item literalspacing
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	826 All characters in the pattern, including whitespace, are significant and are
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	827 used in pattern matching. (default)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	828
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	829 Alternatively, use (?-x) in the pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	830
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	831 @item freespacing
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	832 The pattern may include arbitrary whitespace and also comments beginning
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	833 with the character @samp{#}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	834
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	835 Alternatively, use (?x) in the pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	836
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	837 @item noemptymatch
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	838 Zero-length matches are not returned. (default)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	839
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	840 @item emptymatch
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	841 Return zero-length matches.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	842
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	843 @code{regexp ('a', 'b*', 'emptymatch')} returns @code{[1 2]} because there
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	844 are zero or more @qcode{'b'} characters at positions 1 and end-of-string.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	845
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	846 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	847 @seealso{regexpi, strfind, regexprep}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	848 @end deftypefn */)
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	849 {
20821 b169da150702 Eliminate unnecessary uses of nargin. Rik <rik@octave.org> parents: 20819 diff changeset	850 if (args.length () < 2)
b169da150702 Eliminate unnecessary uses of nargin. Rik <rik@octave.org> parents: 20819 diff changeset	851 print_usage ();
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	852
20821 b169da150702 Eliminate unnecessary uses of nargin. Rik <rik@octave.org> parents: 20819 diff changeset	853 octave_value_list retval;
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	854
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	855 if (args(0).is_cell () \|\| args(1).is_cell ())
14454 2232931f2494 Return regexp output when input is a cellstr and there is no return variable assignment. Rik <octave@nomad.inbox5.com> parents: 14453 diff changeset	856 retval = octcellregexp (args, (nargout > 0 ? nargout : 1), "regexp");
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	857 else
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	858 retval = octregexp (args, nargout, "regexp");
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	859
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	860 return retval;
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	861 }
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	862
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	863 /*
8140 cdd05e46f6c9 Increase pcre's match_limit for difficult regexps Thomas Weber <thomas.weber.mail@gmail.com> parents: 8093 diff changeset	864 ## PCRE_ERROR_MATCHLIMIT test
cdd05e46f6c9 Increase pcre's match_limit for difficult regexps Thomas Weber <thomas.weber.mail@gmail.com> parents: 8093 diff changeset	865 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	866 %! s = sprintf ('\t4\n0000\t-0.00\t-0.0000\t4\t-0.00\t-0.0000\t4\n0000\t-0.00\t-0.0000\t0\t-0.00\t-');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	867 %! ws = warning ("query");
8140 cdd05e46f6c9 Increase pcre's match_limit for difficult regexps Thomas Weber <thomas.weber.mail@gmail.com> parents: 8093 diff changeset	868 %! unwind_protect
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	869 %! warning ("off");
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	870 %! regexp (s, '(\s-\d+[.]\d\s*)+\n');
8140 cdd05e46f6c9 Increase pcre's match_limit for difficult regexps Thomas Weber <thomas.weber.mail@gmail.com> parents: 8093 diff changeset	871 %! unwind_protect_cleanup
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	872 %! warning (ws);
8140 cdd05e46f6c9 Increase pcre's match_limit for difficult regexps Thomas Weber <thomas.weber.mail@gmail.com> parents: 8093 diff changeset	873 %! end_unwind_protect
cdd05e46f6c9 Increase pcre's match_limit for difficult regexps Thomas Weber <thomas.weber.mail@gmail.com> parents: 8093 diff changeset	874
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	875 ## segfault test
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	876 %!assert (regexp ("abcde", "."), [1,2,3,4,5])
13759 c4b6ea833fa5 Fix infinite loop with null patterns in regexp (Bug #34101, Bug #33258) Rik <octave@nomad.inbox5.com> parents: 13311 diff changeset	877 ## Infinite loop test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	878 %!assert (isempty (regexp ("abcde", "")))
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	879
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	880 ## Check that anchoring of pattern works correctly
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	881 %!assert (regexp ('abcabc', '^abc'), 1)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	882 %!assert (regexp ('abcabc', 'abc$'), 4)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	883 %!assert (regexp ('abcabc', '^abc$'), zeros (1,0))
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	884
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	885 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	886 %! [s, e, te, m, t] = regexp (' No Match ', 'f(.*)uck');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	887 %! assert (s, zeros (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	888 %! assert (e, zeros (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	889 %! assert (te, cell (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	890 %! assert (m, cell (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	891 %! assert (t, cell (1,0));
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	892
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	893 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	894 %! [s, e, te, m, t] = regexp (' FiRetrUck ', 'f(.*)uck');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	895 %! assert (s, zeros (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	896 %! assert (e, zeros (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	897 %! assert (te, cell (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	898 %! assert (m, cell (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	899 %! assert (t, cell (1,0));
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	900
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	901 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	902 %! [s, e, te, m, t] = regexp (' firetruck ', 'f(.*)uck');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	903 %! assert (s, 2);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	904 %! assert (e, 10);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	905 %! assert (te{1}, [3, 7]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	906 %! assert (m{1}, 'firetruck');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	907 %! assert (t{1}{1}, 'iretr');
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	908
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	909 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	910 %! [s, e, te, m, t] = regexp ('short test string', '\wr\w');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	911 %! assert (s, [1, 12]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	912 %! assert (e, [5, 17]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	913 %! assert (size (te), [1, 2]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	914 %! assert (isempty (te{1}));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	915 %! assert (isempty (te{2}));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	916 %! assert (m{1}, 'short');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	917 %! assert (m{2}, 'string');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	918 %! assert (size (t), [1, 2]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	919 %! assert (isempty (t{1}));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	920 %! assert (isempty (t{2}));
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	921
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	922 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	923 %! [s, e, te, m, t] = regexp ('short test string', '\wr\w', 'once');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	924 %! assert (s, 1);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	925 %! assert (e, 5);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	926 %! assert (isempty (te));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	927 %! assert (m, 'short');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	928 %! assert (isempty (t));
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	929
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	930 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	931 %! [m, te, e, s, t] = regexp ('short test string', '\wr\w', 'once', 'match', 'tokenExtents', 'end', 'start', 'tokens');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	932 %! assert (s, 1);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	933 %! assert (e, 5);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	934 %! assert (isempty (te));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	935 %! assert (m, 'short');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	936 %! assert (isempty (t));
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	937
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	938 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	939 %! [s, e, te, m, t, nm] = regexp ('short test string', '(?<word1>\wt)\s(?<word2>\w*t)');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	940 %! assert (s, 1);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	941 %! assert (e, 10);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	942 %! assert (size (te), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	943 %! assert (te{1}, [1,5; 7,10]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	944 %! assert (m{1}, 'short test');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	945 %! assert (size (t), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	946 %! assert (t{1}{1}, 'short');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	947 %! assert (t{1}{2}, 'test');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	948 %! assert (size (nm), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	949 %! assert (! isempty (fieldnames (nm)));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	950 %! assert (sort (fieldnames (nm)), {'word1';'word2'});
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	951 %! assert (nm.word1, 'short');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	952 %! assert (nm.word2, 'test');
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	953
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	954 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	955 %! [nm, m, te, e, s, t] = regexp ('short test string', '(?<word1>\wt)\s(?<word2>\w*t)', 'names', 'match', 'tokenExtents', 'end', 'start', 'tokens');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	956 %! assert (s, 1);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	957 %! assert (e, 10);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	958 %! assert (size (te), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	959 %! assert (te{1}, [1,5; 7,10]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	960 %! assert (m{1}, 'short test');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	961 %! assert (size (t), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	962 %! assert (t{1}{1}, 'short');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	963 %! assert (t{1}{2}, 'test');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	964 %! assert (size (nm), [1, 1]);
20955 77f5591878bf maint: Use '! expr' rather than '!expr' to conform to coding guidelines. Rik <rik@octave.org> parents: 20940 diff changeset	965 %! assert (! isempty (fieldnames (nm)));
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	966 %! assert (sort (fieldnames (nm)), {'word1';'word2'});
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	967 %! assert (nm.word1, 'short');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	968 %! assert (nm.word2, 'test');
5619 e9112ff172b1 [project @ 2006-02-13 20:05:36 by dbateman] dbateman parents: 5582 diff changeset	969
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	970 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	971 %! [t, nm] = regexp ("John Davis\nRogers, James", '(?<first>\w+)\s+(?<last>\w+)\|(?<last>\w+),\s+(?<first>\w+)', 'tokens', 'names');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	972 %! assert (size (t), [1, 2]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	973 %! assert (t{1}{1}, 'John');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	974 %! assert (t{1}{2}, 'Davis');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	975 %! assert (t{2}{1}, 'Rogers');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	976 %! assert (t{2}{2}, 'James');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	977 %! assert (size (nm), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	978 %! assert (nm.first{1}, 'John');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	979 %! assert (nm.first{2}, 'James');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	980 %! assert (nm.last{1}, 'Davis');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	981 %! assert (nm.last{2}, 'Rogers');
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	982
14452 721be41ea988 Stop segfault when using regular expressions with named capture buffers (bug #35683). Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	983 ## Tests for named tokens
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	984 %!test
17336 b81b9d079515 Use '##' for comments which stand alone on a line. Rik <rik@octave.org> parents: 17281 diff changeset	985 %! ## Parenthesis in named token (ie (int)) causes a problem
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	986 %! assert (regexp ('qwe int asd', ['(?<typestr>(int))'], 'names'), struct ('typestr', 'int'));
10518 fcafe0e9bd58 Handle repeated matches in matches returned by pcre David Bateman <dbateman@free.fr> parents: 10504 diff changeset	987
14452 721be41ea988 Stop segfault when using regular expressions with named capture buffers (bug #35683). Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	988 %!test
721be41ea988 Stop segfault when using regular expressions with named capture buffers (bug #35683). Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	989 %! ## Mix of named and unnamed tokens can cause segfault (bug #35683)
721be41ea988 Stop segfault when using regular expressions with named capture buffers (bug #35683). Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	990 %! str = "abcde";
721be41ea988 Stop segfault when using regular expressions with named capture buffers (bug #35683). Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	991 %! ptn = '(?<T1>a)(\w+)(?<T2>d\w+)';
721be41ea988 Stop segfault when using regular expressions with named capture buffers (bug #35683). Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	992 %! tokens = regexp (str, ptn, "names");
721be41ea988 Stop segfault when using regular expressions with named capture buffers (bug #35683). Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	993 %! assert (isstruct (tokens) && numel (tokens) == 1);
721be41ea988 Stop segfault when using regular expressions with named capture buffers (bug #35683). Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	994 %! assert (tokens.T1, "a");
721be41ea988 Stop segfault when using regular expressions with named capture buffers (bug #35683). Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	995 %! assert (tokens.T2, "de");
721be41ea988 Stop segfault when using regular expressions with named capture buffers (bug #35683). Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	996
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	997 %!assert (regexp ("abc\nabc", '.'), [1:7])
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	998 %!assert (regexp ("abc\nabc", '.', 'dotall'), [1:7])
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	999 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1000 %! assert (regexp ("abc\nabc", '(?s).'), [1:7]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1001 %! assert (regexp ("abc\nabc", '.', 'dotexceptnewline'), [1,2,3,5,6,7]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1002 %! assert (regexp ("abc\nabc", '(?-s).'), [1,2,3,5,6,7]);
5779 12eeebfa7ead [project @ 2006-04-27 19:30:14 by dbateman] dbateman parents: 5775 diff changeset	1003
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1004 %!assert (regexp ("caseCaSe", 'case'), 1)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1005 %!assert (regexp ("caseCaSe", 'case', "matchcase"), 1)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1006 %!assert (regexp ("caseCaSe", 'case', "ignorecase"), [1,5])
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1007 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1008 %! assert (regexp ("caseCaSe", '(?-i)case'), 1);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1009 %! assert (regexp ("caseCaSe", '(?i)case'), [1, 5]);
5779 12eeebfa7ead [project @ 2006-04-27 19:30:14 by dbateman] dbateman parents: 5775 diff changeset	1010
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1011 %!assert (regexp ("abc\nabc", 'c$'), 7)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1012 %!assert (regexp ("abc\nabc", 'c$', "stringanchors"), 7)
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1013 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1014 %! assert (regexp ("abc\nabc", '(?-m)c$'), 7);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1015 %! assert (regexp ("abc\nabc", 'c$',"lineanchors"), [3, 7]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1016 %! assert (regexp ("abc\nabc", '(?m)c$'), [3,7]);
5779 12eeebfa7ead [project @ 2006-04-27 19:30:14 by dbateman] dbateman parents: 5775 diff changeset	1017
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1018 %!assert (regexp ("this word", 's w'), 4)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1019 %!assert (regexp ("this word", 's w', 'literalspacing'), 4)
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1020 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1021 %! assert (regexp ("this word", '(?-x)s w', 'literalspacing'), 4);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1022 %! assert (regexp ("this word", 's w', 'freespacing'), zeros (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1023 %! assert (regexp ("this word", '(?x)s w'), zeros (1,0));
5779 12eeebfa7ead [project @ 2006-04-27 19:30:14 by dbateman] dbateman parents: 5775 diff changeset	1024
14536 6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1025 %!test
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1026 %! [s, e, te, m, t, nm, sp] = regexp ('OCTAVE', '[VOCT]*', 'noemptymatch');
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1027 %! assert (s, [1 5]);
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1028 %! assert (e, [3 5]);
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1029 %! assert (te, { zeros(0,2), zeros(0,2) });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1030 %! assert (m, { "OCT", "V" });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1031 %! assert (t, { cell(1,0), cell(1,0) });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1032 %! assert (isempty (fieldnames (nm)));
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1033 %! assert (sp, { "", "A", "E" });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1034
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1035 %!test
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1036 %! [s, e, te, m, t, nm, sp] = regexp ('OCTAVE', '([VOCT]*)', 'noemptymatch');
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1037 %! assert (s, [1 5]);
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1038 %! assert (e, [3 5]);
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1039 %! assert (te, { [1 3], [5 5] });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1040 %! assert (m, { "OCT", "V" });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1041 %! assert (t, { {"OCT"}, {"V"} });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1042 %! assert (isempty (fieldnames (nm)));
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1043 %! assert (sp, { "", "A", "E" });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1044
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1045 %!test
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1046 %! [s, e, te, m, t, nm, sp] = regexp ('OCTAVE', '[VOCT]*', 'emptymatch');
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1047 %! assert (s, [1 4 5 6 7]);
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1048 %! assert (e, [3 3 5 5 6]);
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1049 %! assert (te, repmat ({zeros(0,2)}, [1, 5]));
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1050 %! assert (m, { "OCT", "", "V", "", "" });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1051 %! assert (t, repmat({cell(1,0)}, [1, 5]));
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1052 %! assert (isempty (fieldnames (nm)));
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1053 %! assert (sp, { "", "", "A", "", "E", "" });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1054
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1055 %!test
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1056 %! [s, e, te, m, t, nm, sp] = regexp ('OCTAVE', '([VOCT]*)', 'emptymatch');
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1057 %! assert (s, [1 4 5 6 7]);
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1058 %! assert (e, [3 3 5 5 6]);
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1059 %! assert (te, { [1 3], [4 3], [5 5], [6 5], [7 6] });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1060 %! assert (m, { "OCT", "", "V", "", "" });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1061 %! assert (t, { {"OCT"}, {""}, {"V"}, {""}, {""} });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1062 %! assert (isempty (fieldnames (nm)));
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1063 %! assert (sp, { "", "", "A", "", "E", "" });
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1064
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1065 %!error regexp ('string', 'tri', 'BadArg')
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1066 %!error regexp ('string')
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1067
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1068 %!assert (regexp ({'asdfg-dfd';'-dfd-dfd-';'qasfdfdaq'}, '-'), {6;[1,5,9];zeros(1,0)})
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1069 %!assert (regexp ({'asdfg-dfd';'-dfd-dfd-';'qasfdfdaq'}, {'-';'f';'q'}), {6;[3,7];[1,9]})
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1070 %!assert (regexp ('Strings', {'t','s'}), {2, 7})
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1071
8093 dcc31f473596 Treat PCRE lookbehind operators in a manner that is approximately correct David Bateman <dbateman@free.fr> parents: 8021 diff changeset	1072 ## Test case for lookaround operators
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1073 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1074 %! assert (regexp ('Iraq', 'q(?!u)'), 4);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1075 %! assert (regexp ('quit', 'q(?!u)'), zeros (1, 0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1076 %! assert (regexp ('quit', 'q(?=u)' , 'match'), {'q'});
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1077 %! assert (regexp ("quit", 'q(?=u+)', 'match'), {'q'});
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1078 %! assert (regexp ("qit", 'q(?=u+)', 'match'), cell (1, 0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1079 %! assert (regexp ("qit", 'q(?=u*)', 'match'), {'q'});
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1080 %! assert (regexp ('thingamabob', '(?<=a)b'), 9);
8093 dcc31f473596 Treat PCRE lookbehind operators in a manner that is approximately correct David Bateman <dbateman@free.fr> parents: 8021 diff changeset	1081
13310 583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1082 ## Tests for split option.
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1083 %!shared str
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1084 %! str = "foo bar foo";
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1085 %!test
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1086 %! [a, b] = regexp (str, "f..", "match", "split");
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1087 %! assert (a, {"foo", "foo"});
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1088 %! assert (b, {"", " bar ", ""});
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1089 %!test
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1090 %! [a, b] = regexp (str, "f..", "match", "split", "once");
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1091 %! assert (a, "foo");
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1092 %! assert (b, {"", " bar foo"});
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1093 %!test
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1094 %! [a, b] = regexp (str, "fx.", "match", "split");
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1095 %! assert (a, cell (1, 0));
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1096 %! assert (b, {"foo bar foo"});
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1097 %!test
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1098 %! [a, b] = regexp (str, "fx.", "match", "split", "once");
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1099 %! assert (a, "");;
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1100 %! assert (b, "foo bar foo");
13310 583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1101
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1102 %!shared str
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1103 %! str = "foo bar";
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1104 %!test
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1105 %! [a, b] = regexp (str, "f..", "match", "split");
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1106 %! assert (a, {"foo"});
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1107 %! assert (b, {"", " bar"});
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1108 %!test
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1109 %! [a, b] = regexp (str, "b..", "match", "split");
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1110 %! assert (a, {"bar"});
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1111 %! assert (b, {"foo ", ""});
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1112 %!test
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1113 %! [a, b] = regexp (str, "x", "match", "split");
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1114 %! assert (a, cell (1, 0));
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1115 %! assert (b, {"foo bar"});
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1116 %!test
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1117 %! [a, b] = regexp (str, "[o]+", "match", "split");
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1118 %! assert (a, {"oo"});
583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1119 %! assert (b, {"f", " bar"});
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	1120
21317 a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	1121 %!assert (regexp ("\n", '\n'), 1)
a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	1122 %!assert (regexp ("\n", "\n"), 1)
20290 b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	1123
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	1124 %!test # Bug #45407, escape sequences are silently converted
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	1125 %! assert (regexprep ('s', 's', 'x\.y'), 'x.y');
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	1126 %! assert (regexprep ('s', '(s)', 'x\$1y'), 'x$1y');
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	1127 %! assert (regexprep ('s', '(s)', 'x\\$1y'), 'x\sy');
b6a59cc96bfa Process backslashes in regexprep replacement strings in Matlab compatible fashion (bug #45407). Rik <rik@octave.org> parents: 20232 diff changeset	1128
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1129 */
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1130
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14854 diff changeset	1131 DEFUN (regexpi, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1132 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1133 @deftypefn {} {[@var{s}, @var{e}, @var{te}, @var{m}, @var{t}, @var{nm}, @var{sp}] =} regexpi (@var{str}, @var{pat})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1134 @deftypefnx {} {[@dots{}] =} regexpi (@var{str}, @var{pat}, "@var{opt1}", @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1135
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1136 Case insensitive regular expression string matching.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1137
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1138 Search for @var{pat} in @var{str} and return the positions and substrings of
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1139 any matches, or empty values if there are none. @xref{XREFregexp,,regexp},
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1140 for details on the syntax of the search pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1141 @seealso{regexp}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1142 @end deftypefn */)
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1143 {
20821 b169da150702 Eliminate unnecessary uses of nargin. Rik <rik@octave.org> parents: 20819 diff changeset	1144 if (args.length () < 2)
b169da150702 Eliminate unnecessary uses of nargin. Rik <rik@octave.org> parents: 20819 diff changeset	1145 print_usage ();
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1146
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	1147 if (args(0).is_cell () \|\| args(1).is_cell ())
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1148 return octcellregexp (args, (nargout > 0 ? nargout : 1), "regexpi", true);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1149 else
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1150 return octregexp (args, nargout, "regexpi", true);
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1151 }
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1152
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1153 /*
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1154 ## segfault test
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1155 %!assert (regexpi ("abcde", "."), [1,2,3,4,5])
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1156
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1157 ## Check that anchoring of pattern works correctly
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1158 %!assert (regexpi ('abcabc', '^ABC'), 1)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1159 %!assert (regexpi ('abcabc', 'ABC$'), 4)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1160 %!assert (regexpi ('abcabc', '^ABC$'), zeros (1,0))
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1161
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1162 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1163 %! [s, e, te, m, t] = regexpi (' No Match ', 'f(.*)uck');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1164 %! assert (s, zeros (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1165 %! assert (e, zeros (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1166 %! assert (te, cell (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1167 %! assert (m, cell (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1168 %! assert (t, cell (1,0));
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1169
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1170 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1171 %! [s, e, te, m, t] = regexpi (' FiRetrUck ', 'f(.*)uck');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1172 %! assert (s, 2);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1173 %! assert (e, 10);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1174 %! assert (te{1}, [3, 7]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1175 %! assert (m{1}, 'FiRetrUck');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1176 %! assert (t{1}{1}, 'iRetr');
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1177
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1178 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1179 %! [s, e, te, m, t] = regexpi (' firetruck ', 'f(.*)uck');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1180 %! assert (s, 2);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1181 %! assert (e, 10);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1182 %! assert (te{1}, [3, 7]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1183 %! assert (m{1}, 'firetruck');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1184 %! assert (t{1}{1}, 'iretr');
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1185
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1186 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1187 %! [s, e, te, m, t] = regexpi ('ShoRt Test String', '\wr\w');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1188 %! assert (s, [1, 12]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1189 %! assert (e, [5, 17]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1190 %! assert (size (te), [1, 2]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1191 %! assert (isempty (te{1}));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1192 %! assert (isempty (te{2}));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1193 %! assert (m{1}, 'ShoRt');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1194 %! assert (m{2}, 'String');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1195 %! assert (size (t), [1, 2]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1196 %! assert (isempty (t{1}));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1197 %! assert (isempty (t{2}));
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1198
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1199 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1200 %! [s, e, te, m, t] = regexpi ('ShoRt Test String', '\wr\w', 'once');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1201 %! assert (s, 1);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1202 %! assert (e, 5);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1203 %! assert (isempty (te));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1204 %! assert (m, 'ShoRt');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1205 %! assert (isempty (t));
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1206
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1207 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1208 %! [m, te, e, s, t] = regexpi ('ShoRt Test String', '\wr\w', 'once', 'match', 'tokenExtents', 'end', 'start', 'tokens');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1209 %! assert (s, 1);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1210 %! assert (e, 5);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1211 %! assert (isempty (te));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1212 %! assert (m, 'ShoRt');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1213 %! assert (isempty (t));
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1214
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1215 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1216 %! [s, e, te, m, t, nm] = regexpi ('ShoRt Test String', '(?<word1>\wt)\s(?<word2>\w*t)');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1217 %! assert (s, 1);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1218 %! assert (e, 10);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1219 %! assert (size (te), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1220 %! assert (te{1}, [1,5; 7,10]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1221 %! assert (m{1}, 'ShoRt Test');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1222 %! assert (size (t), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1223 %! assert (t{1}{1}, 'ShoRt');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1224 %! assert (t{1}{2}, 'Test');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1225 %! assert (size (nm), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1226 %! assert (! isempty (fieldnames (nm)));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1227 %! assert (sort (fieldnames (nm)), {'word1';'word2'});
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1228 %! assert (nm.word1, 'ShoRt');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1229 %! assert (nm.word2, 'Test');
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1230
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1231 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1232 %! [nm, m, te, e, s, t] = regexpi ('ShoRt Test String', '(?<word1>\wt)\s(?<word2>\w*t)', 'names', 'match', 'tokenExtents', 'end', 'start', 'tokens');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1233 %! assert (s, 1);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1234 %! assert (e, 10);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1235 %! assert (size (te), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1236 %! assert (te{1}, [1,5; 7,10]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1237 %! assert (m{1}, 'ShoRt Test');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1238 %! assert (size (t), [1, 1]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1239 %! assert (t{1}{1}, 'ShoRt');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1240 %! assert (t{1}{2}, 'Test');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1241 %! assert (size (nm), [1, 1]);
20955 77f5591878bf maint: Use '! expr' rather than '!expr' to conform to coding guidelines. Rik <rik@octave.org> parents: 20940 diff changeset	1242 %! assert (! isempty (fieldnames (nm)));
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1243 %! assert (sort (fieldnames (nm)), {'word1';'word2'});
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1244 %! assert (nm.word1, 'ShoRt');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1245 %! assert (nm.word2, 'Test');
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1246
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1247 %!assert (regexpi ("abc\nabc", '.'), [1:7])
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1248 %!assert (regexpi ("abc\nabc", '.', 'dotall'), [1:7])
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1249 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1250 %! assert (regexpi ("abc\nabc", '(?s).'), [1:7]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1251 %! assert (regexpi ("abc\nabc", '.', 'dotexceptnewline'), [1,2,3,5,6,7]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1252 %! assert (regexpi ("abc\nabc", '(?-s).'), [1,2,3,5,6,7]);
5779 12eeebfa7ead [project @ 2006-04-27 19:30:14 by dbateman] dbateman parents: 5775 diff changeset	1253
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1254 %!assert (regexpi ("caseCaSe", 'case'), [1, 5])
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1255 %!assert (regexpi ("caseCaSe", 'case', "matchcase"), 1)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1256 %!assert (regexpi ("caseCaSe", 'case', "ignorecase"), [1, 5])
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1257 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1258 %! assert (regexpi ("caseCaSe", '(?-i)case'), 1);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1259 %! assert (regexpi ("caseCaSe", '(?i)case'), [1, 5]);
5779 12eeebfa7ead [project @ 2006-04-27 19:30:14 by dbateman] dbateman parents: 5775 diff changeset	1260
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1261 %!assert (regexpi ("abc\nabc", 'C$'), 7)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1262 %!assert (regexpi ("abc\nabc", 'C$', "stringanchors"), 7)
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1263 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1264 %! assert (regexpi ("abc\nabc", '(?-m)C$'), 7);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1265 %! assert (regexpi ("abc\nabc", 'C$', "lineanchors"), [3, 7]);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1266 %! assert (regexpi ("abc\nabc", '(?m)C$'), [3, 7]);
5779 12eeebfa7ead [project @ 2006-04-27 19:30:14 by dbateman] dbateman parents: 5775 diff changeset	1267
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1268 %!assert (regexpi ("this word", 'S w'), 4)
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1269 %!assert (regexpi ("this word", 'S w', 'literalspacing'), 4)
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1270 %!test
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1271 %! assert (regexpi ("this word", '(?-x)S w', 'literalspacing'), 4);
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1272 %! assert (regexpi ("this word", 'S w', 'freespacing'), zeros (1,0));
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1273 %! assert (regexpi ("this word", '(?x)S w'), zeros (1,0));
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1274
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1275 %!error regexpi ('string', 'tri', 'BadArg')
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1276 %!error regexpi ('string')
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1277
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1278 %!assert (regexpi ({'asdfg-dfd';'-dfd-dfd-';'qasfdfdaq'}, '-'), {6;[1,5,9];zeros(1, 0)})
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1279 %!assert (regexpi ({'asdfg-dfd', '-dfd-dfd-', 'qasfdfdaq'}, '-'), {6, [1,5,9], zeros(1,0)})
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1280 %!assert (regexpi ({'asdfg-dfd';'-dfd-dfd-';'qasfdfdaq'}, {'-';'f';'q'}), {6;[3,7];[1,9]})
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1281 %!assert (regexpi ('Strings', {'t', 's'}), {2, [1, 7]})
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	1282
21317 a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	1283 %!assert (regexpi ("\n", '\n'), 1)
a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	1284 %!assert (regexpi ("\n", "\n"), 1)
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1285 */
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: diff changeset	1286
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1287 static octave_value
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	1288 octregexprep (const octave_value_list &args, const std::string &who)
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1289 {
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1290 int nargin = args.length ();
9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1291
9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1292 // Make sure we have string, pattern, replacement
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1293 const std::string buffer = args(0).string_value ();
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1294
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	1295 std::string pattern = args(1).string_value ();
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1296
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	1297 // Matlab compatibility.
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	1298 if (args(1).is_sq_string ())
15541 9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	1299 pattern = do_regexp_ptn_string_escapes (pattern);
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1300
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	1301 std::string replacement = args(2).string_value ();
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1302
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	1303 // Matlab compatibility.
e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	1304 if (args(2).is_sq_string ())
15541 9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092) Rik <rik@octave.org> parents: 15195 diff changeset	1305 replacement = do_regexp_rep_string_escapes (replacement);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1306
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1307 // Pack options excluding 'tokenize' and various output
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1308 // reordering strings into regexp arg list
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	1309 octave_value_list regexpargs (nargin-3, octave_value ());
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1310
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	1311 int len = 0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1312 for (int i = 3; i < nargin; i++)
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1313 {
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1314 const std::string opt = args(i).string_value ();
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1315 if (opt != "tokenize" && opt != "start" && opt != "end"
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1316 && opt != "tokenextents" && opt != "match" && opt != "tokens"
13310 583940a28bfd handle "split" option for regexp John W. Eaton <jwe@octave.org> parents: 13227 diff changeset	1317 && opt != "names" && opt != "split" && opt != "warnings")
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1318 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1319 regexpargs(len++) = args(i);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1320 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1321 }
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1322 regexpargs.resize (len);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1323
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	1324 regexp::opts options;
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	1325 bool extra_args = false;
fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	1326 parse_options (options, regexpargs, who, 0, extra_args);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1327
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	1328 return regexp_replace (pattern, buffer, replacement, options, who);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1329 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1330
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14854 diff changeset	1331 DEFUN (regexprep, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1332 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1333 @deftypefn {} {@var{outstr} =} regexprep (@var{string}, @var{pat}, @var{repstr})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1334 @deftypefnx {} {@var{outstr} =} regexprep (@var{string}, @var{pat}, @var{repstr}, "@var{opt1}", @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1335 Replace occurrences of pattern @var{pat} in @var{string} with @var{repstr}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1336
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1337 The pattern is a regular expression as documented for @code{regexp}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1338 @xref{XREFregexp,,regexp}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1339
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1340 The replacement string may contain @code{$i}, which substitutes for the ith
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1341 set of parentheses in the match string. For example,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1342
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1343 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1344 regexprep ("Bill Dunn", '(\w+) (\w+)', '$2, $1')
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1345 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1346
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1347 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1348 returns "Dunn, Bill"
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1349
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1350 Options in addition to those of @code{regexp} are
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1351
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1352 @table @samp
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1353
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1354 @item once
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1355 Replace only the first occurrence of @var{pat} in the result.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1356
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1357 @item warnings
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1358 This option is present for compatibility but is ignored.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1359
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1360 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1361
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1362 Implementation Note: For compatibility with @sc{matlab}, escape sequences
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1363 in @var{pat} (e.g., @qcode{"@xbackslashchar{}n"} => newline) are expanded
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1364 even when @var{pat} has been defined with single quotes. To disable
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1365 expansion use a second backslash before the escape sequence (e.g.,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1366 "@xbackslashchar{}@xbackslashchar{}n") or use the @code{regexptranslate}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1367 function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1368 @seealso{regexp, regexpi, strrep}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1369 @end deftypefn */)
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1370 {
20821 b169da150702 Eliminate unnecessary uses of nargin. Rik <rik@octave.org> parents: 20819 diff changeset	1371 if (args.length () < 3)
b169da150702 Eliminate unnecessary uses of nargin. Rik <rik@octave.org> parents: 20819 diff changeset	1372 print_usage ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1373
20821 b169da150702 Eliminate unnecessary uses of nargin. Rik <rik@octave.org> parents: 20819 diff changeset	1374 octave_value_list retval;
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1375
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1376 if (args(0).is_cell () \|\| args(1).is_cell () \|\| args(2).is_cell ())
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1377 {
20821 b169da150702 Eliminate unnecessary uses of nargin. Rik <rik@octave.org> parents: 20819 diff changeset	1378 Cell str, pat, rep;
6495 fd09c7e8c4c9 [project @ 2007-04-05 16:18:20 by dbateman] dbateman parents: 6361 diff changeset	1379 dim_vector dv0;
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1380 dim_vector dv1 (1, 1);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1381
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1382 if (args(0).is_cell ())
9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1383 str = args(0).cell_value ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1384 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1385 str = Cell (args(0));
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1386
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1387 if (args(1).is_cell ())
9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1388 pat = args(1).cell_value ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1389 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1390 pat = Cell (args(1));
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1391
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1392 if (args(2).is_cell ())
9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1393 rep = args(2).cell_value ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1394 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1395 rep = Cell (args(2));
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1396
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1397 dv0 = str.dims ();
9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1398 if (pat.numel () != 1)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1399 {
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1400 dv1 = pat.dims ();
9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1401 if (rep.numel () != 1 && dv1 != rep.dims ())
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13929 diff changeset	1402 error ("regexprep: inconsistent cell array dimensions");
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1403 }
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1404 else if (rep.numel () != 1)
9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1405 dv1 = rep.dims ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1406
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1407 Cell ret (dv0);
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1408 octave_value_list new_args = args;
13227 9559417aa965 maint: regexp.cc style fixes John W. Eaton <jwe@octave.org> parents: 12642 diff changeset	1409
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1410 for (octave_idx_type i = 0; i < dv0.numel (); i++)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1411 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1412 new_args(0) = str(i);
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1413 if (pat.numel () == 1)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1414 new_args(1) = pat(0);
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1415 if (rep.numel () == 1)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1416 new_args(2) = rep(0);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1417
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1418 for (octave_idx_type j = 0; j < dv1.numel (); j++)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1419 {
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1420 if (pat.numel () != 1)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1421 new_args(1) = pat(j);
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1422 if (rep.numel () != 1)
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1423 new_args(2) = rep(j);
1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1424 new_args(0) = octregexprep (new_args, "regexprep");
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1425 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1426
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1427 ret(i) = new_args(0);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9064 diff changeset	1428 }
20558 1a0a433c8263 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20290 diff changeset	1429
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1430 retval = args(0).is_cell () ? ovl (ret)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1431 : ovl (ret(0));
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1432 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1433 else
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1434 retval = octregexprep (args, "regexprep");
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1435
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1436 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1437 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1438
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1439 /*
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1440 %!test # Replace with empty
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1441 %! xml = '<!-- This is some XML --> <tag v="hello">some stuff<!-- sample tag--></tag>';
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1442 %! t = regexprep (xml, '<[!?][^>]*>', '');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1443 %! assert (t, ' <tag v="hello">some stuff</tag>');
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1444
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1445 %!test # Replace with non-empty
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1446 %! xml = '<!-- This is some XML --> <tag v="hello">some stuff<!-- sample tag--></tag>';
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1447 %! t = regexprep (xml, '<[!?][^>]*>', '?');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1448 %! assert (t, '? <tag v="hello">some stuff?</tag>');
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1449
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1450 %!test # Check that 'tokenize' is ignored
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1451 %! xml = '<!-- This is some XML --> <tag v="hello">some stuff<!-- sample tag--></tag>';
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1452 %! t = regexprep (xml, '<[!?][^>]*>', '', 'tokenize');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1453 %! assert (t, ' <tag v="hello">some stuff</tag>');
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1454
11032 c9b0a75b02e8 Make all regexp in Octave compatible with both POSIX and PCRE. Rik <octave@nomad.inbox5.com> parents: 11025 diff changeset	1455 ## Test capture replacement
12462 e4dbfe3019b1 Use PCRE regular expressions throughout Octave. Rik <octave@nomad.inbox5.com> parents: 12433 diff changeset	1456 %!test
7242 e4398e3903be [project @ 2007-12-03 23:52:07 by dbateman] dbateman parents: 7237 diff changeset	1457 %! data = "Bob Smith\nDavid Hollerith\nSam Jenkins";
e4398e3903be [project @ 2007-12-03 23:52:07 by dbateman] dbateman parents: 7237 diff changeset	1458 %! result = "Smith, Bob\nHollerith, David\nJenkins, Sam";
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1459 %! t = regexprep (data, '(?m)^(\w+)\s+(\w+)$', '$2, $1');
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1460 %! assert (t, result);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1461
11032 c9b0a75b02e8 Make all regexp in Octave compatible with both POSIX and PCRE. Rik <octave@nomad.inbox5.com> parents: 11025 diff changeset	1462 ## Return the original if no match
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1463 %!assert (regexprep ('hello', 'world', 'earth'), 'hello')
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1464
14536 6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1465 ## Test emptymatch
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1466 %!assert (regexprep ('World', '^', 'Hello '), 'World')
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1467 %!assert (regexprep ('World', '^', 'Hello ', 'emptymatch'), 'Hello World')
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions. Rik <octave@nomad.inbox5.com> parents: 14501 diff changeset	1468
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1469 ## Test a general replacement
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1470 %!assert (regexprep ("a[b]c{d}e-f=g", "[^A-Za-z0-9_]", "_"), "a_b_c_d_e_f_g")
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1471
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1472 ## Make sure it works at the beginning and end
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1473 %!assert (regexprep ("a[b]c{d}e-f=g", "a", "_"), "_[b]c{d}e-f=g")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1474 %!assert (regexprep ("a[b]c{d}e-f=g", "g", "_"), "a[b]c{d}e-f=_")
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1475
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1476 ## Options
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1477 %!assert (regexprep ("a[b]c{d}e-f=g", "[^A-Za-z0-9_]", "_", "once"), "a_b]c{d}e-f=g")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1478 %!assert (regexprep ("a[b]c{d}e-f=g", "[^A-Z0-9_]", "_", "ignorecase"), "a_b_c_d_e_f_g")
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1479
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1480 ## Option combinations
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1481 %!assert (regexprep ("a[b]c{d}e-f=g", "[^A-Z0-9_]", "_", "once", "ignorecase"), "a_b]c{d}e-f=g")
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1482
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1483 ## End conditions on replacement
21317 a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	1484 %!assert (regexprep ("abc", "(b)", ".$1"), "a.bc")
a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	1485 %!assert (regexprep ("abc", "(b)", "$1"), "abc")
a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	1486 %!assert (regexprep ("abc", "(b)", "$1."), "ab.c")
a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	1487 %!assert (regexprep ("abc", "(b)", "$1.."), "ab..c")
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1488
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1489 ## Test cell array arguments
14501 60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1490 %!assert (regexprep ("abc", {"b","a"}, "?"), "??c")
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1491 %!assert (regexprep ({"abc","cba"}, "b", "?"), {"a?c","c?a"})
60e5cf354d80 Update %!tests in DLD-FUNCTIONS/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14496 diff changeset	1492 %!assert (regexprep ({"abc","cba"}, {"b","a"}, {"?","!"}), {"!?c","c?!"})
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 5866 diff changeset	1493
8093 dcc31f473596 Treat PCRE lookbehind operators in a manner that is approximately correct David Bateman <dbateman@free.fr> parents: 8021 diff changeset	1494 # Nasty lookbehind expression
21575 bc9aa534bc29 maint: Clean up BIST tests so they don't produce warnings. Rik <rik@octave.org> parents: 21547 diff changeset	1495 %!test
bc9aa534bc29 maint: Clean up BIST tests so they don't produce warnings. Rik <rik@octave.org> parents: 21547 diff changeset	1496 %! warning ("off", "Octave:regexp-lookbehind-limit", "local");
bc9aa534bc29 maint: Clean up BIST tests so they don't produce warnings. Rik <rik@octave.org> parents: 21547 diff changeset	1497 %! assert (regexprep ('x^(-1)+y(-1)+z(-1)=0', '(?<=[a-z]+)$\-[1-9]*$', '_minus1'),'x^(-1)+y_minus1+z_minus1=0');
14543 e47d929fde8f process backslash string escapes in regexp pattern and regexprep replacement (bug #35911) John W. Eaton <jwe@octave.org> parents: 14536 diff changeset	1498
21317 a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	1499 %!assert (regexprep ("\n", '\n', "X"), "X")
a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	1500 %!assert (regexprep ("\n", "\n", "X"), "X")
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5779 diff changeset	1501 */

Mercurial > octave

annotate libinterp/corefcn/regexp.cc @ 22197:e43d83253e28