Mercurial > octave
annotate libinterp/parse-tree/pt-binop.cc @ 26376:00f796120a6d stable
maint: Update copyright dates in all source files.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 02 Jan 2019 16:32:43 -0500 |
parents | 6652d3823428 |
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2980 | 1 /* |
2 | |
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3 Copyright (C) 1996-2019 John W. Eaton |
2980 | 4 |
5 This file is part of Octave. | |
6 | |
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7 Octave is free software: you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by |
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9 the Free Software Foundation, either version 3 of the License, or |
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10 (at your option) any later version. |
2980 | 11 |
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12 Octave is distributed in the hope that it will be useful, but |
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13 WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 GNU General Public License for more details. |
2980 | 16 |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
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19 <https://www.gnu.org/licenses/>. |
2980 | 20 |
21 */ | |
22 | |
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23 #if defined (HAVE_CONFIG_H) |
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24 # include "config.h" |
2980 | 25 #endif |
26 | |
27 #include "error.h" | |
28 #include "ov.h" | |
29 #include "pt-binop.h" | |
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30 #include "variables.h" |
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31 |
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32 namespace octave |
5861 | 33 { |
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34 // Binary expressions. |
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35 |
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36 void |
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37 tree_binary_expression::matlab_style_short_circuit_warning (const char *op) |
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38 { |
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39 warning_with_id ("Octave:possible-matlab-short-circuit-operator", |
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40 "Matlab-style short-circuit operation performed for operator %s", |
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41 op); |
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43 m_braindead_shortcircuit_warning_issued = true; |
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44 } |
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45 |
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46 std::string |
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47 tree_binary_expression::oper (void) const |
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48 { |
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49 return octave_value::binary_op_as_string (m_etype); |
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50 } |
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51 |
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52 tree_expression * |
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53 tree_binary_expression::dup (symbol_scope& scope) const |
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54 { |
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55 tree_binary_expression *new_be |
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56 = new tree_binary_expression (m_lhs ? m_lhs->dup (scope) : nullptr, |
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57 m_rhs ? m_rhs->dup (scope) : nullptr, |
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58 line (), column (), m_etype); |
2980 | 59 |
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60 new_be->copy_base (*this); |
2980 | 61 |
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62 return new_be; |
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63 } |
2980 | 64 |
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65 // Boolean expressions. |
2980 | 66 |
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67 std::string |
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68 tree_boolean_expression::oper (void) const |
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69 { |
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70 std::string retval = "<unknown>"; |
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71 |
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72 switch (m_etype) |
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73 { |
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74 case bool_and: |
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75 retval = "&&"; |
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76 break; |
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77 |
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78 case bool_or: |
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79 retval = "||"; |
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80 break; |
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81 |
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82 default: |
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83 break; |
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84 } |
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85 |
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86 return retval; |
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87 } |
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88 |
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89 tree_expression * |
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90 tree_boolean_expression::dup (symbol_scope& scope) const |
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91 { |
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92 tree_boolean_expression *new_be |
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93 = new tree_boolean_expression (m_lhs ? m_lhs->dup (scope) : nullptr, |
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94 m_rhs ? m_rhs->dup (scope) : nullptr, |
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95 line (), column (), m_etype); |
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96 |
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97 new_be->copy_base (*this); |
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98 |
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99 return new_be; |
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100 } |
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