Mercurial > octave
annotate liboctave/util/lo-array-errwarn.cc @ 27101:097774bed4ed
move some static functions inside octave namespace
In most files that define static functions and use the octave
namespace, define the static fucntions inside the namespace.
Files affected: octave-qscintilla.cc, main-window.cc,
variable-editor-model.cc, variable-editor.cc, welcome-wizard.cc,
call-stack.cc, environment.cc, help.cc, input.cc, load-path.cc,
sysdep.cc, text-renderer.cc, url-handle-manager.cc, __ode15__.cc,
ov-typeinfo.cc, aepbalance.cc, chol.cc, gsvd.cc, file-ops.cc,
lo-array-errwarn.cc, lo-regexp.cc, oct-glob.cc, and oct-sparse.cc.
author | John W. Eaton <jwe@octave.org> |
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date | Tue, 21 May 2019 19:50:59 +0000 |
parents | 0e77df67b522 |
children | 3db033e86376 |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2016-2019 Rik Wehbring |
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4 |
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5 This file is part of Octave. |
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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. |
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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. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <https://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #if defined (HAVE_CONFIG_H) |
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24 # include "config.h" |
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25 #endif |
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26 |
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27 #include <cinttypes> |
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28 #include <cmath> |
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29 |
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30 #include <sstream> |
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31 |
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32 #include "lo-array-errwarn.h" |
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33 #include "lo-error.h" |
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34 |
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35 namespace octave |
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36 { |
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37 // Text constants used to shorten code below. |
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38 |
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39 static const char *error_id_nonconformant_args |
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40 = "Octave:nonconformant-args"; |
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41 |
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42 static const char *error_id_index_out_of_bounds |
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43 = "Octave:index-out-of-bounds"; |
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44 |
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45 static const char *error_id_invalid_index = "Octave:invalid-index"; |
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46 |
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47 static const char *warning_id_nearly_singular_matrix |
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48 = "Octave:nearly-singular-matrix"; |
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49 |
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50 static const char *warning_id_singular_matrix = "Octave:singular-matrix"; |
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51 |
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52 void |
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53 err_nan_to_logical_conversion (void) |
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54 { |
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55 (*current_liboctave_error_handler) |
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56 ("invalid conversion from NaN to logical"); |
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57 } |
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58 |
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59 void |
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60 err_nan_to_character_conversion (void) |
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61 { |
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62 (*current_liboctave_error_handler) |
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63 ("invalid conversion from NaN to character"); |
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64 } |
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65 |
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66 void |
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67 err_nonconformant (const char *op, |
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68 octave_idx_type op1_len, octave_idx_type op2_len) |
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69 { |
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70 const char *err_id = error_id_nonconformant_args; |
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71 |
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72 (*current_liboctave_error_with_id_handler) |
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73 (err_id, "%s: nonconformant arguments (op1 len: %" OCTAVE_IDX_TYPE_FORMAT |
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74 ", op2 len: % " OCTAVE_IDX_TYPE_FORMAT ")", |
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75 op, op1_len, op2_len); |
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76 } |
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77 |
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78 void |
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79 err_nonconformant (const char *op, |
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80 octave_idx_type op1_nr, octave_idx_type op1_nc, |
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81 octave_idx_type op2_nr, octave_idx_type op2_nc) |
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82 { |
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83 const char *err_id = error_id_nonconformant_args; |
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84 |
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85 (*current_liboctave_error_with_id_handler) |
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86 (err_id, "%s: nonconformant arguments " |
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87 "(op1 is %" OCTAVE_IDX_TYPE_FORMAT "x%" OCTAVE_IDX_TYPE_FORMAT ", " |
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88 "op2 is %" OCTAVE_IDX_TYPE_FORMAT"x%" OCTAVE_IDX_TYPE_FORMAT ")", |
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89 op, op1_nr, op1_nc, op2_nr, op2_nc); |
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90 } |
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91 |
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92 void |
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93 err_nonconformant (const char *op, |
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94 const dim_vector& op1_dims, const dim_vector& op2_dims) |
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95 { |
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96 const char *err_id = error_id_nonconformant_args; |
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97 |
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98 std::string op1_dims_str = op1_dims.str (); |
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99 std::string op2_dims_str = op2_dims.str (); |
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100 |
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101 (*current_liboctave_error_with_id_handler) |
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102 (err_id, "%s: nonconformant arguments (op1 is %s, op2 is %s)", |
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103 op, op1_dims_str.c_str (), op2_dims_str.c_str ()); |
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104 } |
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105 |
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106 void |
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107 err_del_index_out_of_range (bool is1d, octave_idx_type idx, |
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108 octave_idx_type ext) |
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109 { |
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110 const char *err_id = error_id_index_out_of_bounds; |
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111 |
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112 (*current_liboctave_error_with_id_handler) |
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113 (err_id, "A(%s) = []: index out of bounds: value %" OCTAVE_IDX_TYPE_FORMAT |
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114 " out of bound %" OCTAVE_IDX_TYPE_FORMAT, |
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115 is1d ? "I" : "..,I,..", idx, ext); |
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116 } |
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117 |
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118 // Common procedures of base class index_exception, thrown whenever an |
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119 // object is indexed incorrectly, such as by an index that is out of |
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120 // range, negative, fractional, complex, or of a non-numeric type. |
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121 |
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122 std::string |
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123 index_exception::message (void) const |
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124 { |
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125 std::string msg = expression () + ": " + details (); |
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126 return msg.c_str (); |
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127 } |
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128 |
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129 // Show the expression that caused the error, e.g., "A(-1,_)", |
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130 // "A(0+1i)", "A(_,3)". Show how many indices come before/after the |
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131 // offending one, e.g., (<error>), (<error>,_), or (_,<error>,...[x5]...) |
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132 |
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133 std::string |
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134 index_exception::expression (void) const |
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135 { |
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136 std::ostringstream buf; |
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137 |
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138 if (var.empty () || var == "<unknown>") |
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139 buf << "index "; |
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140 else |
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141 buf << var; |
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142 |
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143 bool show_parens = dim > 0; |
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144 |
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145 if (show_parens) |
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146 { |
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147 if (dim < 5) |
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148 { |
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149 buf << '('; |
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150 |
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151 for (octave_idx_type i = 1; i < dim; i++) |
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152 buf << "_,"; |
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153 } |
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154 else |
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155 buf << "(...[x" << dim - 1 << "]..."; |
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156 } |
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157 |
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158 buf << idx (); |
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159 |
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160 if (show_parens) |
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161 { |
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162 if (nd - dim < 5) |
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163 { |
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164 for (octave_idx_type i = 0; i < nd - dim; i++) |
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165 buf << ",_"; |
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166 |
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167 if (nd >= dim) |
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168 buf << ')'; |
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169 } |
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170 else |
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171 buf << "...[x" << nd - dim << "]...)"; |
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172 } |
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173 |
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174 return buf.str (); |
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175 } |
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176 |
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177 class invalid_index : public index_exception |
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178 { |
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179 public: |
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180 |
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181 invalid_index (const std::string& value, octave_idx_type ndim, |
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182 octave_idx_type dimen) |
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183 : index_exception (value, ndim, dimen) |
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184 { } |
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185 |
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186 std::string details (void) const |
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187 { |
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188 #if defined (OCTAVE_ENABLE_64) |
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189 return "subscripts must be either integers 1 to (2^63)-1 or logicals"; |
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190 #else |
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191 return "subscripts must be either integers 1 to (2^31)-1 or logicals"; |
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192 #endif |
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193 } |
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194 |
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195 // ID of error to throw |
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196 const char * err_id (void) const |
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197 { |
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198 return error_id_invalid_index; |
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199 } |
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200 }; |
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201 |
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202 // Complain if an index is negative, fractional, or too big. |
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203 |
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204 void |
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205 err_invalid_index (const std::string& idx, octave_idx_type nd, |
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206 octave_idx_type dim, const std::string&) |
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207 { |
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208 invalid_index e (idx, nd, dim); |
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209 |
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210 throw e; |
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211 } |
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212 |
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213 void |
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214 err_invalid_index (octave_idx_type n, octave_idx_type nd, |
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215 octave_idx_type dim, const std::string& var) |
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216 { |
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217 std::ostringstream buf; |
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218 buf << n + 1; |
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219 err_invalid_index (buf.str (), nd, dim, var); |
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220 } |
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221 |
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222 void |
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223 err_invalid_index (double n, octave_idx_type nd, octave_idx_type dim, |
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224 const std::string& var) |
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225 { |
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226 std::ostringstream buf; |
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227 buf << n + 1; |
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228 |
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229 if (! std::isnan (n)) |
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230 { |
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231 // if n not an integer, but would be printed as one, show diff |
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232 double nearest = std::floor (n + 1.5); |
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233 if (n + 1 != nearest && (buf.str ().find ('.') == std::string::npos)) |
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234 buf << std::showpos << (n + 1 - nearest); |
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235 } |
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236 |
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237 err_invalid_index (buf.str (), nd, dim, var); |
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238 } |
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239 |
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240 // Complain for read access beyond the bounds of an array. |
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241 |
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242 class out_of_range : public index_exception |
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243 { |
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244 public: |
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245 |
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246 out_of_range (const std::string& value, octave_idx_type nd_in, |
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247 octave_idx_type dim_in) |
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248 : index_exception (value, nd_in, dim_in), extent (0) |
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249 { } |
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250 |
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251 std::string details (void) const |
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252 { |
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253 std::string expl; |
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254 |
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255 if (nd >= size.ndims ()) // if not an index slice |
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256 { |
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257 if (var != "") |
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258 expl = "but " + var + " has size "; |
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259 else |
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260 expl = "but object has size "; |
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261 |
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262 expl = expl + size.str ('x'); |
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263 } |
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264 else |
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265 { |
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266 std::ostringstream buf; |
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267 buf << extent; |
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268 expl = "out of bound " + buf.str (); |
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269 } |
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270 |
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271 return expl; |
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272 } |
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273 |
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274 // ID of error to throw. |
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275 const char * err_id (void) const |
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276 { |
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277 return error_id_index_out_of_bounds; |
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278 } |
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279 |
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280 void set_size (const dim_vector& size_in) { size = size_in; } |
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281 |
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282 void set_extent (octave_idx_type ext) { extent = ext; } |
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283 |
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284 private: |
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285 |
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286 // Dimension of object being accessed. |
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287 dim_vector size; |
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288 |
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289 // Length of dimension being accessed. |
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290 octave_idx_type extent; |
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291 }; |
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292 |
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293 // Complain of an index that is out of range, but we don't know matrix size |
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294 void |
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295 err_index_out_of_range (int nd, int dim, octave_idx_type idx, |
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296 octave_idx_type ext) |
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297 { |
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298 std::ostringstream buf; |
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299 buf << idx; |
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300 out_of_range e (buf.str (), nd, dim); |
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301 |
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302 e.set_extent (ext); |
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303 // ??? Make details method give extent not size. |
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304 e.set_size (dim_vector (1, 1, 1, 1, 1, 1,1)); |
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305 |
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306 throw e; |
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307 } |
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308 |
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309 // Complain of an index that is out of range |
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310 void |
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311 err_index_out_of_range (int nd, int dim, octave_idx_type idx, |
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312 octave_idx_type ext, const dim_vector& d) |
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313 { |
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314 std::ostringstream buf; |
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315 buf << idx; |
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316 out_of_range e (buf.str (), nd, dim); |
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317 |
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318 e.set_extent (ext); |
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319 e.set_size (d); |
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320 |
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321 throw e; |
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322 } |
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323 |
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324 void |
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325 err_invalid_resize (void) |
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326 { |
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327 (*current_liboctave_error_with_id_handler) |
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328 ("Octave:invalid-resize", |
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329 "Invalid resizing operation or ambiguous assignment to an out-of-bounds array element"); |
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330 } |
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331 |
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332 void |
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333 warn_singular_matrix (double rcond) |
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334 { |
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335 if (rcond == 0.0) |
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336 { |
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337 (*current_liboctave_warning_with_id_handler) |
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338 (warning_id_singular_matrix, |
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339 "matrix singular to machine precision"); |
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340 } |
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341 else |
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342 { |
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343 (*current_liboctave_warning_with_id_handler) |
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344 (warning_id_nearly_singular_matrix, |
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345 "matrix singular to machine precision, rcond = %g", rcond); |
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346 } |
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347 } |
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348 } |
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349 |
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350 /* Tests in test/index.tst */ |