Mercurial > octave
view libinterp/parse-tree/pt.h @ 31837:febd82d1a8de
use new macros to consistently delete copy and move member functions
Use new OCTAVE_DISABLE_COPY_MOVE macro to consistently disable copy
and move constructors and assignment operators. Consistently declare
deleted functions in public class sections.
Affected files: dw-main-window.h, gui-preferences.h, gui-settings.h,
qt-application.h, qt-interpreter-events.h, variable-editor-model.cc,
variable-editor-model.h, variable-editor.h, base-text-renderer.h,
c-file-ptr-stream.h, dynamic-ld.h, error.h, event-manager.h,
event-queue.h, fcn-info.h, ft-text-renderer.cc, gl-render.cc,
gl-render.h, graphics.cc, graphics.in.h, gzfstream.h, interpreter.cc,
interpreter.h, load-path.h, load-save.h, mex.cc, mxarray.h,
oct-fstrm.h, oct-hist.h, oct-iostrm.h, oct-prcstrm.h, oct-procbuf.h,
oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.h, pager.h,
settings.h, stack-frame.cc, symscope.h, symtab.h, text-renderer.h,
url-handle-manager.h, __init_fltk__.cc, gzip.cc, cdef-class.cc,
cdef-manager.h, ov-builtin.h, ov-class.cc, ov-classdef.h,
ov-dld-fcn.h, ov-fcn.h, ov-mex-fcn.h, ov-typeinfo.h, ov-usr-fcn.h,
octave.h, anon-fcn-validator.h, lex.h, oct-parse.yy, parse.h,
profiler.h, pt-anon-scopes.h, pt-arg-list.h, pt-args-block.h,
pt-array-list.h, pt-assign.h, pt-binop.h, pt-bp.h, pt-cbinop.h,
pt-cell.h, pt-check.h, pt-classdef.h, pt-cmd.h, pt-colon.h,
pt-const.h, pt-decl.h, pt-eval.h, pt-except.h, pt-exp.h,
pt-fcn-handle.h, pt-id.h, pt-idx.h, pt-jump.h, pt-loop.h, pt-mat.h,
pt-misc.h, pt-pr-code.h, pt-select.h, pt-spmd.h, pt-stmt.h,
pt-tm-const.h, pt-unop.h, pt-walk.h, pt.h, token.h, Array-base.cc,
idx-vector.h, oct-fftw.h, sparse-chol.cc, sparse-qr.cc, oct-env.h,
action-container.h, cmd-edit.cc, cmd-edit.h, cmd-hist.h, oct-mutex.h,
oct-refcount.h, oct-shlib.cc, oct-sort.h, oct-string.h,
singleton-cleanup.h, unwind-prot.h, url-transfer.cc, and
url-transfer.h.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 16 Feb 2023 14:43:18 -0500 |
parents | 21f9b34eb893 |
children | 2e484f9f1f18 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1996-2023 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_pt_h) #define octave_pt_h 1 #include "octave-config.h" #include <string> #include <iosfwd> class octave_function; OCTAVE_BEGIN_NAMESPACE(octave) class tree_evaluator; class tree_walker; // Base class for the parse tree. class tree { public: tree (int l = -1, int c = -1) : m_line_num (l), m_column_num (c), m_bp_cond (nullptr) { } OCTAVE_DISABLE_COPY_MOVE (tree) virtual ~tree () = default; virtual int line () const { return m_line_num; } virtual int column () const { return m_column_num; } void line (int l) { m_line_num = l; } void column (int c) { m_column_num = c; } void set_location (int l, int c) { m_line_num = l; m_column_num = c; } virtual void set_breakpoint (const std::string& condition) { if (m_bp_cond) *m_bp_cond = condition; else m_bp_cond = new std::string (condition); } virtual void delete_breakpoint () { if (m_bp_cond) { delete m_bp_cond; m_bp_cond = nullptr; } } bool meets_bp_condition (tree_evaluator& tw) const; bool is_breakpoint () const { return m_bp_cond; } bool is_active_breakpoint (tree_evaluator& tw) const { return m_bp_cond && meets_bp_condition (tw); } // breakpoint condition, or "0" (i.e., "false") if no breakpoint. // To distinguish "0" from a disabled breakpoint, test "is_breakpoint" too. const std::string bp_cond () const { return m_bp_cond ? *m_bp_cond : "0"; } std::string str_print_code (); virtual void accept (tree_walker& tw) = 0; private: // The input line and column where we found the text that was // eventually converted to this tree node. int m_line_num; int m_column_num; // NULL if no breakpoint, or a breakpoint condition if there is one. std::string *m_bp_cond; }; OCTAVE_END_NAMESPACE(octave) #endif