Mercurial > octave
view libinterp/octave-value/ov-base-scalar.cc @ 31202:434b5a1b9498
isequal.m: Add ability to compare Java objects (bug #62930)
* isequal.m: Add elseif clause to detect Java objects and use built-in Java
"equals" method for comparison. Add BIST test for Java object comparison.
author | Rik <rik@octave.org> |
---|---|
date | Thu, 25 Aug 2022 15:35:25 -0700 |
parents | 796f54d4ddbf |
children | aac27ad79be6 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1996-2022 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/>. // //////////////////////////////////////////////////////////////////////// // This file should not include config.h. It is only included in other // C++ source files that should have included config.h before including // this file. #include <ostream> #include <sstream> #include "oct-inttypes-fwd.h" #include "ovl.h" #include "ov-base.h" #include "ov-cx-mat.h" #include "ov-re-mat.h" #include "ov-base-scalar.h" #include "pr-output.h" template <typename ST> octave_value octave_base_scalar<ST>::subsref (const std::string& type, const std::list<octave_value_list>& idx) { octave_value retval; switch (type[0]) { case '(': retval = do_index_op (idx.front ()); break; case '{': case '.': { std::string nm = type_name (); error ("%s cannot be indexed with %c", nm.c_str (), type[0]); } break; default: panic_impossible (); } return retval.next_subsref (type, idx); } template <typename ST> octave_value octave_base_scalar<ST>::subsasgn (const std::string& type, const std::list<octave_value_list>& idx, const octave_value& rhs) { octave_value retval; switch (type[0]) { case '(': { if (type.length () != 1) { std::string nm = type_name (); error ("in indexed assignment of %s, last rhs index must be ()", nm.c_str ()); } retval = numeric_assign (type, idx, rhs); } break; case '{': case '.': { std::string nm = type_name (); error ("%s cannot be indexed with %c", nm.c_str (), type[0]); } break; default: panic_impossible (); } return retval; } template <typename ST> dim_vector octave_base_scalar<ST>::dims (void) const { static dim_vector dv (1, 1); return dv; } template <typename ST> octave_value octave_base_scalar<ST>::permute (const Array<int>& vec, bool inv) const { return Array<ST> (dim_vector (1, 1), scalar).permute (vec, inv); } template <typename ST> octave_value octave_base_scalar<ST>::reshape (const dim_vector& new_dims) const { return Array<ST> (dim_vector (1, 1), scalar).reshape (new_dims); } template <typename ST> octave_value octave_base_scalar<ST>::diag (octave_idx_type k) const { return Array<ST> (dim_vector (1, 1), scalar).diag (k); } template <typename ST> octave_value octave_base_scalar<ST>::diag (octave_idx_type m, octave_idx_type n) const { return Array<ST> (dim_vector (1, 1), scalar).diag (m, n); } template <typename ST> bool octave_base_scalar<ST>::is_true (void) const { if (octave::math::isnan (scalar)) octave::err_nan_to_logical_conversion (); return (scalar != ST ()); } template <typename ST> void octave_base_scalar<ST>::print (std::ostream& os, bool pr_as_read_syntax) { print_raw (os, pr_as_read_syntax); newline (os); } template <typename ST> void octave_base_scalar<ST>::print_raw (std::ostream& os, bool pr_as_read_syntax) const { indent (os); octave_print_internal (os, scalar, pr_as_read_syntax); } template <typename ST> bool octave_base_scalar<ST>::print_name_tag (std::ostream& os, const std::string& name) const { indent (os); os << name << " = "; return false; } template <typename ST> void octave_base_scalar<ST>::short_disp (std::ostream& os) const { std::ostringstream buf; octave_print_internal (buf, scalar); std::string tmp = buf.str (); std::size_t pos = tmp.find_first_not_of (' '); if (pos != std::string::npos) os << tmp.substr (pos); else if (! tmp.empty ()) os << tmp[0]; } template <typename ST> float_display_format octave_base_scalar<ST>::get_edit_display_format (void) const { return make_format (scalar); } template <typename ST> std::string octave_base_scalar<ST>::edit_display (const float_display_format& fmt, octave_idx_type, octave_idx_type) const { std::ostringstream buf; octave_print_internal (buf, fmt, scalar); return buf.str (); } template <typename ST> octave_value octave_base_scalar<ST>::fast_elem_extract (octave_idx_type n) const { return (n == 0) ? octave_value (scalar) : octave_value (); } template <typename ST> bool octave_base_scalar<ST>::fast_elem_insert_self (void *where, builtin_type_t btyp) const { // Don't use builtin_type () here to avoid an extra VM call. if (btyp == class_to_btyp<ST>::btyp) { *(reinterpret_cast<ST *>(where)) = scalar; return true; } else return false; }