Mercurial > hgrepos > Python > libs > pygments-lexer-pseudocode2
annotate pygments_lexer_pseudocode2/lexers/algpseudocode.py @ 212:18553f595b34
Allow nested \TEXT and \EXPR commands.
\TEXT within \TEXT and \EXPR within \EXPR is allowed!
| author | Franz Glasner <fzglas.hg@dom66.de> |
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| date | Thu, 14 May 2026 07:30:38 +0200 |
| parents | 33a722c8ae17 |
| children | f365d9d2c0ad |
| rev | line source |
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1 # -*- coding: utf-8 -*- |
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2 # :- |
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3 # SPDX-FileCopyrightText: © 2026 Franz Glasner |
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4 # SPDX-License-Identifier: MIT |
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5 # :- |
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6 r"""A pseudocode lexer along the lines of CTAN's algpseudocode or |
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7 algpseudocodex. |
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8 |
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9 """ |
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10 |
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11 __all__ = ["AlgPseudocodeLexer", |
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12 "AlgPseudocodeLexer_DE", "AlgPseudocodeLexer_FR"] |
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13 |
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14 |
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15 import logging |
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16 import re |
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17 |
| 57 | 18 import pygments.util |
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19 from pygments.lexer import bygroups, include, words |
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20 from pygments.token import (Comment, Error, Generic, Keyword, Name, Operator, |
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21 Punctuation, Text, Whitespace) |
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22 |
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23 # |
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24 # Relative imports do not work with pygments.lexers.load_lexer_from_file() |
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25 # in all of our supported Python releases. |
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26 # |
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27 from pygments_lexer_pseudocode2.lexers.bases import LexBase |
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28 from pygments_lexer_pseudocode2.utils import REVERSED_STANDARD_TYPES |
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29 from pygments_lexer_pseudocode2 import uniprops |
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30 |
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31 # |
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32 # As in the local imports: use an explicit name because __name__ is |
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33 # __builtins__ |
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34 # |
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35 _logger = logging.getLogger("pygments_lexer_pseudocode2.algpseudocode") |
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36 |
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37 |
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38 class AlgPseudocodeLexer(LexBase): |
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39 |
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40 """A pseudocode lexer along the lines of CTAN's algpseudocode or |
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41 algpseudocodex. |
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42 |
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43 Some ideas (e.g. strings) are borrowed from Pygment's Python lexer. |
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44 |
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45 """ |
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46 |
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47 name = "AlgPseudocode" |
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48 aliases = ["algpseudocode", "algpseudo"] |
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49 filenames = ["*.algpseudo", "*.algpseudocode"] |
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50 mimetypes = [] |
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51 flags = re.MULTILINE |
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52 |
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53 LANG = "en" |
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54 TRANSLATIONS = { |
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55 "PROG": "PROGRAM", |
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56 "PROGRAM": "PROGRAM", |
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57 "ALGO": "ALGORITHM", |
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58 "ALGORITHM": "ALGORITHM", |
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59 "PROC": "PROCEDURE", |
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60 "PROCEDURE": "PROCEDURE", |
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61 "FUNC": "FUNCTION", |
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62 "FUNCTION": "FUNCTION", |
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63 "FN": "FUNCTION", |
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64 "CLASS": "CLASS", |
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65 "INPUT": "Input:", |
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66 "INPUTS": "Inputs:", |
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67 "OUTPUT": "Output:", |
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68 "OUTPUTS": "Outputs:", |
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69 "RETURNS": "Returns:", |
| 106 | 70 "ENSURE": "Ensure:", |
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71 "REQUIRE": "Require:", |
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72 "IS": "IS", |
| 82 | 73 "WITH": "WITH", |
| 97 | 74 "IF": "IF", |
| 75 "THEN": "THEN", | |
| 76 "ELSE": "ELSE", | |
| 77 "ELSEIF": "ELSE IF", | |
| 78 "ELSIF": "ELSE IF", | |
| 79 "ELIF": "ELSE IF", | |
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80 "DO": "DO", # in WHILE ... DO |
| 97 | 81 "WHILE": "WHILE", |
| 82 "FOR": "FOR", | |
| 83 "FORALL": "FOR ALL", | |
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84 "FROM": "FROM", |
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85 "TO": "TO", |
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86 "IN": "IN", # as in FOR ... IN |
| 97 | 87 "STEP": "STEP", |
| 88 "LOOP": "LOOP", | |
| 89 "REPEAT": "REPEAT", | |
| 90 "UNTIL": "UNTIL", | |
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91 "RETURN": "RETURN", |
| 97 | 92 "BEGIN": "BEGIN", |
| 93 "END": "END", # not in END_TRANSLATIONS | |
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94 } |
| 57 | 95 END_TRANSLATIONS = { |
| 96 "PROG": "END OF PROGRAM", | |
| 97 "PROGRAM": "END OF PROGRAM", | |
| 98 "ALGO": "END OF ALGORITHM", | |
| 99 "ALGORITHM": "END OF ALGORITHM", | |
| 100 "PROC": "END OF PROCEDURE", | |
| 101 "PROCEDURE": "END OF PROCEDURE", | |
| 102 "FUNC": "END OF FUNCTION", | |
| 103 "FUNCTION": "END OF FUNCTION", | |
| 104 "FN": "END OF FUNCTION", | |
| 105 "CLASS": "END OF CLASS", | |
| 97 | 106 "IF": "END IF", |
| 107 "WHILE": "END WHILE", | |
| 108 "FOR": "END FOR", | |
| 109 "FORALL": "END FOR ALL", | |
| 110 "LOOP": "END LOOP", | |
| 57 | 111 } |
| 112 DEFAULT_END_PREFIX = "END OF " | |
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113 SYMBOL_REMARK = u"▷" # U+25B7: Unicode 1.0 (Geometric Shapes) |
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114 # SYMBOL_REMARK = u"▻" # U+25BB: Unicode 1.0 (Geometric Shapes) |
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115 # SYMBOL_REMARK = u"⍝" # U+235D: Unicode 1.1 (Misc. Technical, APL) |
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116 SYMBOL_BLOCK = u"◆" # U+25C6: Unicode 1.0 (Geometric Shapes) |
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117 # SYMBOL_BLOCK = u"┃" # U+2503: Unicode 1.0 (Bow Drawing) |
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118 # SYMBOL_BLOCK = u"●" # U+25CF: Unicode 1.0 (Geometric Shapes) |
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119 SYMBOL_TEXTSTATEMENT = u"▪" # U+25AA: Unicode 1.0 (Geometric Shapes) |
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120 # SYMBOL_TEXTSTATEMENT = u"■" # U+25A0: Unicode 1.0 (Geometric Shapes) |
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121 SYMBOLS = { |
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122 # Group REMARK |
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123 "REMARK": SYMBOL_REMARK, |
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124 "REM": SYMBOL_REMARK, |
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125 # Group STATEMENT |
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126 "STATEMENT": SYMBOL_BLOCK, |
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127 "STATE": SYMBOL_BLOCK, |
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128 "BLOCK": SYMBOL_BLOCK, |
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129 # Group TEXTSTATEMENT |
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130 "TEXTSTATEMENT": SYMBOL_TEXTSTATEMENT, |
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131 "TEXTSTATE": SYMBOL_TEXTSTATEMENT, |
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132 "TSTATEMENT": SYMBOL_TEXTSTATEMENT, |
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133 "TSTATE": SYMBOL_TEXTSTATEMENT, |
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134 "TEXTBLOCK": SYMBOL_TEXTSTATEMENT, |
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135 "TBLOCK": SYMBOL_TEXTSTATEMENT, |
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136 "<-": u"⟵", # U+27F5: Unicode 3.2 (Supplemental Arrows-A) |
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137 "->": u"⟶", # U+27F6: Unicode 3.2 (Supplemental Arrows-A) |
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138 "<->": u"⟷", # U+27F7: Unicode 3.2 (Supplemental Arrows-A) |
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139 # "=>": u"⟹", # U+27F9: Unicode 3.2 (Supplemental Arrows-A) |
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140 # "<=>": u"⟺", # U+27FA: Unicode 3.2 (Supplemental Arrows-A) |
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141 # "<-": u"←", # U+2190: Unicode 1.0 (Arrows) |
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142 # "->": u"→", # U+2192: Unicode 1.0 (Arrows) |
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143 # "<->": u"↔", # U+2194: Unicode 1.0 (Arrows) |
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144 "=>": u"⇒", # U+21D2: Unicode 1.0 (Arrows) |
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145 "<=>": u"⇔", # U+21D4: Unicode 1.0 (Arrows) |
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146 "<=": u"≤", # U+2264: Unicode 1.0 (Mathematical Operators) |
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147 ">=": u"≥", # U+2265: Unicode 1.0 (Mathematical Operators) |
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148 "<>": u"≠", # U+2260: Unicode 1.0 (Mathematical Operators) |
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149 "!=": u"≠", # U+2260: Unicode 1.0 (Mathematical Operators) |
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150 ":=": u"∶=", # "≔" U+2254 not recognizable in my (small) mono font |
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151 "=:": u"=∶", # "≕" U+2255 not recognizable in my (small) mono font |
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152 "?=": u"≟", # U+225F: Unicode 1.0 (Mathematical Operators) |
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153 } |
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154 |
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155 def op_translate(toktype): |
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156 |
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157 def _op_translate(lexer, match, ctx=None): |
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158 kw = match.group().upper() |
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159 yield match.start(), toktype, lexer.TRANSLATIONS.get(kw, kw) |
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160 if ctx: |
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161 ctx.pos = match.end() |
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162 |
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163 return _op_translate |
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164 |
| 57 | 165 def op_opt_end_translate(toktype): |
| 166 | |
| 167 def _op_end_translate(lexer, match, ctx=None): | |
| 168 if not lexer.no_end: | |
| 169 kw = match.group().upper() | |
| 170 yield (match.start(), | |
| 171 toktype, | |
| 172 lexer.END_TRANSLATIONS.get( | |
| 173 kw, | |
| 174 lexer.DEFAULT_END_PREFIX + kw)) | |
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175 if ctx: |
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176 ctx.pos = match.end() |
| 57 | 177 |
| 178 return _op_end_translate | |
| 179 | |
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180 def op_opt_ignore(toktype): |
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181 |
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182 def _op_opt_ignore(lexer, match, ctx=None): |
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183 if not lexer.no_end: |
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184 yield match.start(), toktype, match.group() |
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185 if ctx: |
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186 ctx.pos = match.end() |
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187 |
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188 return _op_opt_ignore |
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189 |
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190 def op_opt_ignore_or_fixed(toktype, value): |
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191 """Yield a fixed given token type and value or -- if the lexer's |
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192 `no_end` setting evals to ``True`` nothing. |
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193 |
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194 """ |
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195 |
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196 def _op_opt_ignore_or_fixed(lexer, match, ctx=None): |
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197 if not lexer.no_end: |
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198 yield match.start(), toktype, value |
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199 if ctx: |
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200 ctx.pos = match.end() |
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201 |
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202 return _op_opt_ignore_or_fixed |
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203 |
| 113 | 204 def op_gets(lexer, match, ctx=None): |
| 205 yield match.start(), Operator, lexer.symbol_gets | |
| 206 | |
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207 def op_remark(lexer, match, ctx=None): |
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208 yield match.start(), Comment.Single, lexer.symbol_remark |
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209 |
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210 def op_symbol(toktype): |
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211 |
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212 def _op_symbol(lexer, match, ctx=None): |
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213 kw = match.group().upper() |
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214 yield match.start(), toktype, lexer.SYMBOLS.get(kw, kw) |
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215 if ctx: |
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216 ctx.pos = match.end() |
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217 |
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218 return _op_symbol |
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219 |
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220 def op_explicit_tokentype(lexer, match, ctx=None): |
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221 needed_css = match.group("type") |
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222 toktype = REVERSED_STANDARD_TYPES.get(needed_css, None) |
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223 if toktype is None: |
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224 # Be more error friendly |
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225 toktype = Generic.Error |
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226 val = match.group() |
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227 _logger.warning("Unhandled explicit token type: %s", val) |
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228 else: |
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229 val = match.group("character") |
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230 yield match.start(), toktype, val |
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231 if ctx: |
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232 ctx.pos = match.end() |
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233 |
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234 tokens = { |
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235 "root": [ |
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236 (r"\n", Whitespace), |
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237 (r"/\*", Comment.Multiline, "multiline-nested-comment"), |
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238 (r"\(\*", Comment.Multiline, "multiline-nested-comment-alt"), |
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239 (r"(//|#).*$", Comment.Single), |
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240 include("remark"), |
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241 (r"(?i)\\(block|state(?:ment)?)[ \t]*(\{)", |
|
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242 bygroups(op_symbol(Text), LexBase.op_fixed(Whitespace, " ")), |
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243 "block-expr"), |
|
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244 (r"(?i)\\(" |
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245 r"(?:textstate(?:ment)?)" |
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246 r"|(?:tstate(?:ment)?)" |
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247 r"|(?:textblock)" |
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248 r"|(?:tblock)" |
|
90
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249 r")[ \t]*(\{)", |
|
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250 bygroups(op_symbol(Text), LexBase.op_fixed(Whitespace, " ")), |
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251 "text-statement"), |
| 97 | 252 (r"(?i)\\(" |
|
99
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253 r"(?:input(?:s)?)" |
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254 r"|(?:output(?:s)?)" |
|
108
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255 r"|(?:ensure)" |
|
124
f916251d5647
Implement the "\REQUIRE" command from algpseudocodex
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256 r"|(?:require)" |
|
104
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257 r"|(?:returns)" |
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99
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258 r")[ \t]*(\{)", |
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259 bygroups(op_translate(Keyword), |
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260 LexBase.op_fixed(Whitespace, " ")), |
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261 "text-statement"), |
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262 (r"(?i)\\(" |
| 97 | 263 r"(?:if)" |
| 264 r"|(?:then)" | |
| 265 r"|(?:else)" | |
| 266 r"|(?:el(?:s(?:e)?)?if)" | |
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111
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267 r"|(?:do)" # as in WHILE ... DO not DO ... UNTIL |
| 97 | 268 r"|(?:while)" |
| 269 r"|(?:forall)" | |
| 270 r"|(?:for)" | |
|
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271 r"|(?:from)" |
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272 r"|(?:to)" |
| 97 | 273 r"|(?:step)" |
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274 r"|(?:in)" |
| 97 | 275 r"|(?:loop)" |
| 276 r"|(?:repeat)" | |
| 277 r"|(?:until)" | |
|
104
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278 r"|(?:return)" |
| 97 | 279 r")\b", |
| 280 bygroups(op_translate(Keyword))), | |
|
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281 (r"\\\n", Text), |
|
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282 (r"(?i)\\(" |
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283 r"(?:prog(?:ram)?)" |
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284 r"|(?:algo(?:rithm)?)" |
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285 r"|(?:proc(?:edure)?)" |
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286 r"|(?:func(?:tion)?|(?:fn))" |
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287 r"|(?:class)" |
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90
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288 r")[ \t]*(\{)", |
|
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289 bygroups(op_translate(Keyword), |
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290 LexBase.op_fixed(Whitespace, " ")), |
|
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291 "entity-name"), |
| 94 | 292 # ENDxxx keywords with optional entity name in two parts: |
| 293 # 1. with name | |
| 294 (r"(?i)\\end(?:[_\-]|(?:[ \t]+))?(" | |
| 57 | 295 r"(?:prog(?:ram)?)" |
| 296 r"|(?:algo(?:rithm)?)" | |
| 297 r"|(?:proc(?:edure)?)" | |
| 298 r"|(?:func(?:tion)?)" | |
|
96
98cd0787f62f
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299 r"|(?:fn)" |
| 57 | 300 r"|(?:class)" |
| 94 | 301 r")(?:[_\-]|(?:[\t ]+))?(\{)", |
|
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302 bygroups(op_opt_end_translate(Keyword), |
|
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303 op_opt_ignore_or_fixed(Whitespace, " ")), |
|
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304 "entity-name-end"), |
| 94 | 305 # 2. without name |
| 306 # 3. AND keywords that do not allow a param (e.g. endif) | |
| 307 (r"(?i)\\end(?:[_\-]|(?:[ \t]+))?(" | |
| 57 | 308 r"(?:prog(?:ram)?)" |
| 309 r"|(?:algo(?:rithm)?)" | |
| 310 r"|(?:proc(?:edure)?)" | |
| 311 r"|(?:func(?:tion)?)" | |
|
96
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312 r"|(?:fn)" |
| 57 | 313 r"|(?:class)" |
| 97 | 314 r"|(?:if)" |
| 315 r"|(?:while)" | |
| 316 r"|(?:for)" | |
| 317 r"|(?:forall)" | |
| 318 r"|(?:loop)" | |
|
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319 r")\b", |
| 57 | 320 bygroups(op_opt_end_translate(Keyword))), |
| 97 | 321 # |
| 322 # A single begin or end that is never suppressed because | |
| 323 # it is supposed to be paired with begin | |
| 324 # | |
| 325 (r"(?i)\\(begin|end)\b", | |
| 326 bygroups(op_translate(Keyword))), | |
|
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327 # Keywords |
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328 (r"(?i)\\(" |
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329 r"(?:is)" |
| 82 | 330 r"|(?:with)" |
|
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331 r")\b", |
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332 bygroups(op_translate(Keyword))), |
|
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333 include("expr"), |
|
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334 include("unicode-separators"), |
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335 include("unicode-other"), |
|
91
feb41c8d72d2
Instead of "\s+" use "[^\S\n]+" because a \n is not wanted really in this match.
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336 (r"[^\S\n]+", Text), |
|
160
b4028838e0c8
Implement lexer option "prohibit_raiseonerror_filter".
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337 # (r".", Generic.Error), # tolerance for errors |
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338 (r".", Error), |
|
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339 ], |
|
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340 "remark": [ |
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341 (r"(?i)\\(remark|rem)\b(.*)$", |
|
117
d84f1fd10e64
Allow to customize the symbol for a remark
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342 bygroups(op_remark, Comment.Single)), |
|
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343 ], |
|
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344 "entity-name": [ # may be multiline |
|
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345 (r"[^\\}]+", Name.Entity), |
|
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Move popping states consistently more to the begin
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346 (r"\}", LexBase.op_ignore, "#pop"), |
|
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c1357674622d
Remove an escaping backslash where appropriate
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347 (r"\\\}", LexBase.op_fixed(Name.Entity, "}")), |
|
76
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348 (r"\\\\", LexBase.op_fixed(Name.Entity, "\\")), |
|
162
11ce0903ff8b
Yield lone backslash characters in expressions that not really escape anything as "Generic.Error" now.
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349 (r"\\", LexBase.op_fixed(Generic.Error, "\\")), |
|
62
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350 ], |
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351 "entity-name-end": [ # may be multiline -- suppressed if no_end |
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352 (r"[^\\}]+", op_opt_ignore(Name.Entity)), |
|
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1a5e192aa950
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353 (r"\}", LexBase.op_ignore, "#pop"), |
|
74
c1357674622d
Remove an escaping backslash where appropriate
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354 (r"\\\}", op_opt_ignore_or_fixed(Name.Entity, "}")), |
|
76
27e12387154d
FIX: Handle escape character more thoroughly: also explicitely handle "\\"
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355 (r"\\\\", op_opt_ignore_or_fixed(Name.Entity, "\\")), |
|
162
11ce0903ff8b
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356 (r"\\", op_opt_ignore_or_fixed(Generic.Error, "\\")), |
|
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357 ], |
|
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358 "expr": [ |
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105
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359 include("math-symbols"), # must be before punctuation |
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360 include("ascii-punctuation"), |
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361 include("unicode-punctuation"), |
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362 include("escaped-string-start"), |
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363 include("py-strings"), |
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364 include("py-numbers"), |
|
149
380d2607d5c7
Implement the "\NAME" command.
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365 (r"(?i)\\(call|name)[ \t]*(\{)", LexBase.op_ignore, "entity-name"), |
| 113 | 366 (r"(?i)\\gets\b", op_gets), |
|
211
33a722c8ae17
"text-in-expr" hat the very same regexps as "text-statement": remove "text-in-expr"
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367 (r"(?i)\\text[ \t]*\{", LexBase.op_ignore, "text-statement"), |
|
212
18553f595b34
Allow nested \TEXT and \EXPR commands.
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368 (r"(?i)\\expr(?:ession)?[ \t]*\{", |
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369 LexBase.op_ignore, |
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370 "block-expr"), |
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84
3ac1c4502ad0
Implement "\tt-XXX" and "ttx-XXX" for explicit token types.
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371 include("explicit-tokentype"), |
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75
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372 include("remark"), |
|
81
6d8b813fb296
Keyword constants like "True", "False", "Nil", "None", "Null" and "Empty"
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373 include("keyword-constants"), |
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93
84c0f761c836
Renamed "text-operators" to "word-operators" and allow more case-variants
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374 include("word-operators"), |
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75
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375 include("math-builtins"), |
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52
5bfa9113d3c4
First tests with "py-name": names from the Python lexer
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diff
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376 include("py-name"), |
|
70
5517b0be67f0
Basic "\TEXT" escape for expressions
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377 ], |
|
80
f487f0d322a5
Move "expr-in-braces" up to "expr".
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378 "expr-in-braces": [ |
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105
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379 include("math-symbols"), # must be before punctuation |
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104
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|
380 include("ascii-punctuation-in-braces"), |
|
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Handle much more characters from the Unicode codeset in expressions.
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104
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381 include("unicode-punctuation"), |
|
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104
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382 include("escaped-string-start"), |
|
80
f487f0d322a5
Move "expr-in-braces" up to "expr".
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parents:
78
diff
changeset
|
383 include("py-strings"), |
|
f487f0d322a5
Move "expr-in-braces" up to "expr".
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78
diff
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|
384 include("py-numbers"), |
|
149
380d2607d5c7
Implement the "\NAME" command.
Franz Glasner <fzglas.hg@dom66.de>
parents:
124
diff
changeset
|
385 (r"(?i)\\(call|name)[ \t]*(\{)", LexBase.op_ignore, "entity-name"), |
| 113 | 386 (r"(?i)\\gets\b", op_gets), |
|
211
33a722c8ae17
"text-in-expr" hat the very same regexps as "text-statement": remove "text-in-expr"
Franz Glasner <fzglas.hg@dom66.de>
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164
diff
changeset
|
387 (r"(?i)\\text[ \t]*\{", LexBase.op_ignore, "text-statement"), |
|
212
18553f595b34
Allow nested \TEXT and \EXPR commands.
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211
diff
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|
388 (r"(?i)\\expr(?:ession)?[ \t]*\{", |
|
18553f595b34
Allow nested \TEXT and \EXPR commands.
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211
diff
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|
389 LexBase.op_ignore, |
|
18553f595b34
Allow nested \TEXT and \EXPR commands.
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211
diff
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|
390 "block-expr"), |
|
84
3ac1c4502ad0
Implement "\tt-XXX" and "ttx-XXX" for explicit token types.
Franz Glasner <fzglas.hg@dom66.de>
parents:
83
diff
changeset
|
391 include("explicit-tokentype"), |
|
80
f487f0d322a5
Move "expr-in-braces" up to "expr".
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78
diff
changeset
|
392 include("remark"), |
|
81
6d8b813fb296
Keyword constants like "True", "False", "Nil", "None", "Null" and "Empty"
Franz Glasner <fzglas.hg@dom66.de>
parents:
80
diff
changeset
|
393 include("keyword-constants"), |
|
93
84c0f761c836
Renamed "text-operators" to "word-operators" and allow more case-variants
Franz Glasner <fzglas.hg@dom66.de>
parents:
92
diff
changeset
|
394 include("word-operators"), |
|
80
f487f0d322a5
Move "expr-in-braces" up to "expr".
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parents:
78
diff
changeset
|
395 include("math-builtins"), |
|
f487f0d322a5
Move "expr-in-braces" up to "expr".
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parents:
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diff
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|
396 include("py-name"), |
|
f487f0d322a5
Move "expr-in-braces" up to "expr".
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|
397 ], |
|
75
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New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
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398 "block-expr": [ # somewhat similar to "root" |
|
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399 (r"\}", LexBase.op_ignore, "#pop"), |
|
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|
400 (r"\n", Whitespace), |
|
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diff
changeset
|
401 include("expr-in-braces"), |
|
76
27e12387154d
FIX: Handle escape character more thoroughly: also explicitely handle "\\"
Franz Glasner <fzglas.hg@dom66.de>
parents:
75
diff
changeset
|
402 (r"\\\\", LexBase.op_fixed(Text, "\\")), |
|
162
11ce0903ff8b
Yield lone backslash characters in expressions that not really escape anything as "Generic.Error" now.
Franz Glasner <fzglas.hg@dom66.de>
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161
diff
changeset
|
403 (r"\\", LexBase.op_fixed(Generic.Error, "\\")), |
|
105
cec52d83869a
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changeset
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404 include("unicode-separators"), |
|
cec52d83869a
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405 include("unicode-other"), |
|
91
feb41c8d72d2
Instead of "\s+" use "[^\S\n]+" because a \n is not wanted really in this match.
Franz Glasner <fzglas.hg@dom66.de>
parents:
90
diff
changeset
|
406 (r"[^\S\n]+", Text), |
|
160
b4028838e0c8
Implement lexer option "prohibit_raiseonerror_filter".
Franz Glasner <fzglas.hg@dom66.de>
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159
diff
changeset
|
407 (r".", Error), |
|
75
711f8d19e27a
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74
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|
408 ], |
|
78
abb2e8c65d0f
Implement "TEXTSTATEMENT"
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77
diff
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|
409 "text-statement": [ # like block but default to text-mode |
|
abb2e8c65d0f
Implement "TEXTSTATEMENT"
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77
diff
changeset
|
410 (r"[^\\}\n]+", Text), |
|
abb2e8c65d0f
Implement "TEXTSTATEMENT"
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77
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changeset
|
411 (r"\}", LexBase.op_ignore, "#pop"), |
|
abb2e8c65d0f
Implement "TEXTSTATEMENT"
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412 (r"\n", Whitespace), |
|
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Implement "TEXTSTATEMENT"
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77
diff
changeset
|
413 (r"\\\}", LexBase.op_fixed(Text, "}")), |
|
90
2af4684c8e78
Restrict whitespace before required and optional arguments.
Franz Glasner <fzglas.hg@dom66.de>
parents:
89
diff
changeset
|
414 (r"(?i)\\expr(?:ession)?[ \t]*\{", |
|
78
abb2e8c65d0f
Implement "TEXTSTATEMENT"
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diff
changeset
|
415 LexBase.op_ignore, |
|
abb2e8c65d0f
Implement "TEXTSTATEMENT"
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77
diff
changeset
|
416 "block-expr"), |
|
212
18553f595b34
Allow nested \TEXT and \EXPR commands.
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parents:
211
diff
changeset
|
417 (r"(?i)\\text[ \t]*\{", LexBase.op_ignore, "#push"), |
|
84
3ac1c4502ad0
Implement "\tt-XXX" and "ttx-XXX" for explicit token types.
Franz Glasner <fzglas.hg@dom66.de>
parents:
83
diff
changeset
|
418 include("explicit-tokentype"), |
|
78
abb2e8c65d0f
Implement "TEXTSTATEMENT"
Franz Glasner <fzglas.hg@dom66.de>
parents:
77
diff
changeset
|
419 include("remark"), |
|
abb2e8c65d0f
Implement "TEXTSTATEMENT"
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parents:
77
diff
changeset
|
420 (r"\\\\", LexBase.op_fixed(Text, "\\")), |
|
162
11ce0903ff8b
Yield lone backslash characters in expressions that not really escape anything as "Generic.Error" now.
Franz Glasner <fzglas.hg@dom66.de>
parents:
161
diff
changeset
|
421 (r"\\", LexBase.op_fixed(Text, "\\")), # in text-mode: leave Text |
|
160
b4028838e0c8
Implement lexer option "prohibit_raiseonerror_filter".
Franz Glasner <fzglas.hg@dom66.de>
parents:
159
diff
changeset
|
422 (r".", Error), |
|
78
abb2e8c65d0f
Implement "TEXTSTATEMENT"
Franz Glasner <fzglas.hg@dom66.de>
parents:
77
diff
changeset
|
423 ], |
|
75
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
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parents:
74
diff
changeset
|
424 "math-builtins": [ |
|
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
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parents:
74
diff
changeset
|
425 (words(("sqrt", "pow", "cos", "sin", "tan", "arcos", "arcsin", |
|
102
d8368294413a
"min" and "max" as automatic mathematical operators
Franz Glasner <fzglas.hg@dom66.de>
parents:
100
diff
changeset
|
426 "arctan", "arctan2", "mod", "exp", "ln", "log", |
|
d8368294413a
"min" and "max" as automatic mathematical operators
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parents:
100
diff
changeset
|
427 "min", "max"), |
|
75
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
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parents:
74
diff
changeset
|
428 prefix=r"(?<!\.)", |
|
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
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parents:
74
diff
changeset
|
429 suffix=r"\b"), |
|
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
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parents:
74
diff
changeset
|
430 Name.Builtin), |
|
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
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parents:
74
diff
changeset
|
431 ], |
|
105
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
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432 "math-symbols": [ |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
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diff
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|
433 (r"<=>|<->|<-|->|=>|<=|>=|<>|!=|:=|=:|\?=", op_symbol(Operator)), |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
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parents:
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|
434 (r"[!&<>=+\-*/%|~]", Operator), # ASCII |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
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parents:
104
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changeset
|
435 (u"[%s]" % (uniprops.Sm,), Operator), # other Unicode |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
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parents:
104
diff
changeset
|
436 ], |
|
93
84c0f761c836
Renamed "text-operators" to "word-operators" and allow more case-variants
Franz Glasner <fzglas.hg@dom66.de>
parents:
92
diff
changeset
|
437 "word-operators": [ |
|
84c0f761c836
Renamed "text-operators" to "word-operators" and allow more case-variants
Franz Glasner <fzglas.hg@dom66.de>
parents:
92
diff
changeset
|
438 (words(("IN", "In", "in", |
|
84c0f761c836
Renamed "text-operators" to "word-operators" and allow more case-variants
Franz Glasner <fzglas.hg@dom66.de>
parents:
92
diff
changeset
|
439 "IS", "Is", "is", |
|
84c0f761c836
Renamed "text-operators" to "word-operators" and allow more case-variants
Franz Glasner <fzglas.hg@dom66.de>
parents:
92
diff
changeset
|
440 "AND", "And", "and", |
|
84c0f761c836
Renamed "text-operators" to "word-operators" and allow more case-variants
Franz Glasner <fzglas.hg@dom66.de>
parents:
92
diff
changeset
|
441 "OR", "Or", "or", |
|
84c0f761c836
Renamed "text-operators" to "word-operators" and allow more case-variants
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parents:
92
diff
changeset
|
442 "XOR", "Xor", "xor", |
|
84c0f761c836
Renamed "text-operators" to "word-operators" and allow more case-variants
Franz Glasner <fzglas.hg@dom66.de>
parents:
92
diff
changeset
|
443 "NOT", "Not", "not"), |
|
75
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
Franz Glasner <fzglas.hg@dom66.de>
parents:
74
diff
changeset
|
444 prefix=r"(?<!\.)", |
|
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
Franz Glasner <fzglas.hg@dom66.de>
parents:
74
diff
changeset
|
445 suffix=r"\b"), |
|
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
Franz Glasner <fzglas.hg@dom66.de>
parents:
74
diff
changeset
|
446 Operator.Word), |
|
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
Franz Glasner <fzglas.hg@dom66.de>
parents:
74
diff
changeset
|
447 ], |
|
81
6d8b813fb296
Keyword constants like "True", "False", "Nil", "None", "Null" and "Empty"
Franz Glasner <fzglas.hg@dom66.de>
parents:
80
diff
changeset
|
448 "keyword-constants": [ |
|
6d8b813fb296
Keyword constants like "True", "False", "Nil", "None", "Null" and "Empty"
Franz Glasner <fzglas.hg@dom66.de>
parents:
80
diff
changeset
|
449 (words(("True", "TRUE", "true", "False", "FALSE", "false", |
|
103
af97692501ea
FIX: Typo: "non" -> "none"
Franz Glasner <fzglas.hg@dom66.de>
parents:
102
diff
changeset
|
450 "None", "NONE", "none", "Nil", "NIL", "nil", |
|
81
6d8b813fb296
Keyword constants like "True", "False", "Nil", "None", "Null" and "Empty"
Franz Glasner <fzglas.hg@dom66.de>
parents:
80
diff
changeset
|
451 "Null", "NULL", "null", |
|
6d8b813fb296
Keyword constants like "True", "False", "Nil", "None", "Null" and "Empty"
Franz Glasner <fzglas.hg@dom66.de>
parents:
80
diff
changeset
|
452 "Empty", "EMPTY", "empty"), |
|
6d8b813fb296
Keyword constants like "True", "False", "Nil", "None", "Null" and "Empty"
Franz Glasner <fzglas.hg@dom66.de>
parents:
80
diff
changeset
|
453 prefix=r"(?<!\.)", |
|
6d8b813fb296
Keyword constants like "True", "False", "Nil", "None", "Null" and "Empty"
Franz Glasner <fzglas.hg@dom66.de>
parents:
80
diff
changeset
|
454 suffix=r"\b"), |
|
6d8b813fb296
Keyword constants like "True", "False", "Nil", "None", "Null" and "Empty"
Franz Glasner <fzglas.hg@dom66.de>
parents:
80
diff
changeset
|
455 Keyword.Constant), |
|
6d8b813fb296
Keyword constants like "True", "False", "Nil", "None", "Null" and "Empty"
Franz Glasner <fzglas.hg@dom66.de>
parents:
80
diff
changeset
|
456 ], |
|
105
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
457 "ascii-punctuation": [ |
|
159
4ee0b1536ea6
Handle runs of dots in expressions (., .., ..., ...., ...)
Franz Glasner <fzglas.hg@dom66.de>
parents:
149
diff
changeset
|
458 (r"\.+", Punctuation), |
|
105
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
459 (r"[{}:(),;[\]?@]", Punctuation), |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
460 ], |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
461 "ascii-punctuation-in-braces": [ |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
462 # |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
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104
diff
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|
463 # Like "punctuation" but needs an escaped curly brace for } because |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
464 # a single closing curly brace pops the current state here. |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
465 # |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
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parents:
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diff
changeset
|
466 (r"\\\}", LexBase.op_fixed(Punctuation, "}")), |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
467 (r"[{:(),;[\]?@]", Punctuation), |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
468 ], |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
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parents:
104
diff
changeset
|
469 "unicode-separators": [ |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
470 (u"[%s]" % (uniprops.Zl,), Whitespace), |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
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parents:
104
diff
changeset
|
471 (u"[%s]" % (uniprops.Zp,), Whitespace), |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
472 (u"[%s]" % (uniprops.Zs,), Whitespace), |
|
75
711f8d19e27a
New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
Franz Glasner <fzglas.hg@dom66.de>
parents:
74
diff
changeset
|
473 ], |
|
105
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
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parents:
104
diff
changeset
|
474 "unicode-punctuation": [ |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
475 (u"[%s]" % (uniprops.Pc,), Punctuation), |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
476 (u"[%s]" % (uniprops.Pd,), Punctuation), |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
477 (u"[%s]" % (uniprops.Ps,), Punctuation), |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
changeset
|
478 (u"[%s]" % (uniprops.Pe,), Punctuation), |
|
cec52d83869a
Handle much more characters from the Unicode codeset in expressions.
Franz Glasner <fzglas.hg@dom66.de>
parents:
104
diff
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479 (u"[%s]" % (uniprops.Pi,), Punctuation), |
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480 (u"[%s]" % (uniprops.Pf,), Punctuation), |
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481 (u"[%s]" % (uniprops.Po,), Punctuation), |
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482 ], |
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483 "unicode-other": [ |
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484 (u"[%s]" % (uniprops.Sc,), Text), # Currency |
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485 (u"[%s]" % (uniprops.So,), Text), # Other symbols |
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486 ], |
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487 "escaped-string-start": [ |
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488 (r"""\\(['"])""", bygroups(Punctuation)), |
|
75
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New implementation of "STATEMENT" (also aliased to "STATE" and "BLOCK").
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489 ], |
|
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490 "explicit-tokentype": [ |
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491 # All these REs are CASE-SENSITIVE! |
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492 |
|
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493 # Multiple characters possible, but no escaping! |
|
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494 (r"\\ttx\-(?P<type>[a-zA-Z0-9_-]+?)(?P<sep>[/:|=*+!\$~])" |
|
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495 r"(?P<character>(.|\n)+?)(?P=sep)", |
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496 op_explicit_tokentype), |
|
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497 (r"\\ttx\-(?P<type>[a-zA-Z0-9_-]+?)\{(?P<character>[^}]+?)\}", |
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498 op_explicit_tokentype), |
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499 (r"\\ttx\-(?P<type>[a-zA-Z0-9_-]+?)\((?P<character>[^)]+?)\)", |
|
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500 op_explicit_tokentype), |
|
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501 (r"\\ttx\-(?P<type>[a-zA-Z0-9_-]+?)<(?P<character>[^>]+?)>", |
|
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502 op_explicit_tokentype), |
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503 (r"\\ttx\-(?P<type>[a-zA-Z0-9_-]+?)\[(?P<character>[^\]]+?)\]", |
|
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504 op_explicit_tokentype), |
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505 |
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506 # Every character is possible: no escaping needed! |
|
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507 (r"\\tt-(?P<type>[^/]+?)/(?P<character>(?:.|\n))", |
|
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508 op_explicit_tokentype), |
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509 ], |
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34
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Begin a new Pseudocode lexer using numbers and strings from Python
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510 } |
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511 |
| 57 | 512 def __init__(self, **options): |
|
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513 self.no_end = pygments.util.get_bool_opt( |
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514 options, "no_end", default=False) |
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515 self.symbol_gets = options.get("gets", None) |
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516 if self.symbol_gets is None: |
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517 self.symbol_gets = self.SYMBOLS["<-"] # Default: "⟵" # U+27F5 |
|
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518 self.symbol_remark = options.get("remark", None) |
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519 if self.symbol_remark is None: |
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520 self.symbol_remark = self.SYMBOLS["REM"] # Default: "▷" # U+25B7 |
| 57 | 521 LexBase.__init__(self, **options) |
|
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522 # |
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523 # Do this after calling the base because a "filters" option should be |
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524 # allowed to set **any** filter. |
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525 # |
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526 self.prohibit_raiseonerror_filter = pygments.util.get_bool_opt( |
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527 options, "prohibit_raiseonerror_filter", default=False) |
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528 |
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529 def add_filter(self, filter_, **options): |
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530 # |
| 161 | 531 # May be called by Lexer.__init__ when |
| 532 # self.prohibit_raiseonerror_filter is not yet set. | |
| 533 # This is intentionally so. | |
|
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534 # |
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535 if getattr(self, "prohibit_raiseonerror_filter", False): |
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536 if filter_ in ("raiseonerror",): |
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537 return |
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538 LexBase.add_filter(self, filter_, **options) |
| 57 | 539 |
|
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540 |
|
53
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541 class AlgPseudocodeLexer_DE(AlgPseudocodeLexer): |
|
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542 |
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112
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543 """ |
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544 |
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545 .. seealso:: |
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546 - https://de.wikipedia.org/wiki/Pseudocode |
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547 |
|
122
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548 .. todo:: Complete german translations |
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549 |
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550 """ |
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551 |
|
53
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552 name = "AlgPseudocodeDE" |
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553 aliases = ["algpseudocode-de", "algpseudo-de"] |
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554 filenames = ["*.algpseudo-de", "*.algpseudocode-de"] |
|
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555 |
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556 LANG = "de" |
|
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557 TRANSLATIONS = AlgPseudocodeLexer.TRANSLATIONS.copy() |
|
41
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558 TRANSLATIONS.update({ |
|
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559 "PROG": "PROGRAMM", |
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560 "PROGRAM": "PROGRAMM", |
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diff
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561 "ALGO": "ALGORITHMUS", |
|
39
a3151d837258
Some basic keywords for programs, algorithms, procedures and functions; also comments (single and multiline) and "remarks"
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562 "ALGORITHM": "ALGORITHMUS", |
|
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|
563 "PROC": "PROZEDUR", |
|
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564 "PROCEDURE": "PROZEDUR", |
|
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diff
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|
565 "FUNC": "FUNKTION", |
|
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566 "FUNCTION": "FUNKTION", |
|
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|
567 "FN": "FUNKTION", |
|
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diff
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|
568 "CLASS": "KLASSE", |
|
61
392745b66969
The "\IS" keyword expansion
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diff
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|
569 "IS": "IST", |
| 82 | 570 "WITH": "MIT", |
|
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571 "IF": "WENN", |
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572 "THEN": "DANN", |
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573 "ELSE": "ANDERNFALLS", |
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574 "ELSEIF": "ANDERNFALLS WENN", |
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575 "ELSIF": "ANDERNFALLS WENN", |
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576 "ELIF": "ANDERNFALLS WENN", |
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577 # "DO": # XXX TBD # in WHILE WHILE ... DO # noqa # in WHILE ... DO |
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578 "WHILE": "SOLANGE", |
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579 "FOR": "FÜR", |
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580 "FORALL": "FÜR ALLE", |
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581 "FROM": "VON", |
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582 "TO": "BIS", |
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583 "IN": "IN", |
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584 "STEP": "SCHRITTWEITE", |
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585 # "LOOP": XXX TBD # noqa |
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586 "REPEAT": "WIEDERHOLE", |
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587 "UNTIL": "BIS", |
| 113 | 588 # "RETURN": XXX TBD # noqa |
|
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589 "BEGIN": "START", |
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590 "END": "ENDE", |
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591 }) |
| 57 | 592 END_TRANSLATIONS = AlgPseudocodeLexer.END_TRANSLATIONS.copy() |
| 593 END_TRANSLATIONS.update({ | |
| 594 "PROG": "ENDE DES PROGRAMMS", | |
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595 "PROGRAM": "ENDE DES PROGRAMMS", |
| 57 | 596 "ALGO": "ENDE DES ALGORITHMUS", |
| 597 "ALGORITHM": "ENDE DES ALGORITHMUS", | |
| 598 "PROC": "ENDE DER PROZEDUR", | |
| 599 "PROCEDURE": "ENDE DER PROZEDUR", | |
| 600 "FUNC": "ENDE DER FUNKTION", | |
| 601 "FUNCTION": "ENDE DER FUNKTION", | |
| 602 "FN": "ENDE DER FUNKTION", | |
| 603 "CLASS": "ENDE DER KLASSE", | |
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604 "IF": "ENDE WENN", |
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605 "WHILE": "ENDE SOLANGE", |
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606 "FOR": "ENDE FÜR", |
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607 "FORALL": "ENDE FÜR ALLE", |
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608 # "LOOP": "ENDE XXX", # XXX TBD # noqa |
| 57 | 609 }) |
| 610 DEFAULT_END_PREFIX = "ENDE VON " | |
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611 |
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612 |
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613 class AlgPseudocodeLexer_FR(AlgPseudocodeLexer): |
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614 |
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615 """ |
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616 |
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617 .. seealso:: |
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618 - https://info.blaisepascal.fr/pseudo-code/ |
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619 - https://fr.wikipedia.org/wiki/Pseudo-code |
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620 - https://fr.wikipedia.org/wiki/Structure_de_contr%C3%B4le |
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621 |
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622 .. todo:: Complete french translations |
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623 |
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624 """ |
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625 |
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626 name = "AlgPseudocodeFR" |
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627 aliases = ["algpseudocode-fr", "algpseudo-fr"] |
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628 filenames = ["*.algpseudo-fr", "*.algpseudocode-fr"] |
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629 |
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630 LANG = "fr" |
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631 TRANSLATIONS = AlgPseudocodeLexer.TRANSLATIONS.copy() |
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632 TRANSLATIONS.update({ |
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633 "PROG": "PROGRAMME", |
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634 "PROGRAM": "PROGRAMME", |
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635 "ALGO": "ALGORITHME", |
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636 "ALGORITHM": "ALGORITHME", |
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637 "PROC": "PROCÉDURE", |
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638 "PROCEDURE": "PROCÉDURE", |
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639 "FUNC": "FONCTION", |
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640 "FUNCTION": "FOUNCTION", |
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641 "FN": "FONCTION", |
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642 "CLASS": "CLASSE", |
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643 "IS": "EST", |
| 82 | 644 "WITH": "AVEC", |
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645 "IF": "SI", |
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646 "THEN": "ALORS", |
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647 "ELSE": "SINON", |
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648 "ELSEIF": "SINONSI", |
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649 "ELSIF": "SINONSI", |
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650 "ELIF": "SINONSI", |
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651 "DO": "FAIRE", # as in in WHILE ... DO (not DO ... UNTIL) |
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652 "WHILE": "TANTQUE", |
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653 "FOR": "POUR", |
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654 "FORALL": "POUR CHAQUE", |
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655 "FROM": "DE", |
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656 "TO": "JUSQU'À", # or just "À", |
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657 "IN": "DANS", # as in FOR ... IN |
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658 "STEP": "PAR PAS DE", |
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659 "LOOP": "BOUCLE", # XXX FIXME??? |
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660 "REPEAT": "RÉPÉTER", |
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661 "UNTIL": "JUSQUACEQUE", |
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662 "RETURN": "RENVOYER", |
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663 "BEGIN": "DÉBUT", |
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664 "END": "FIN", |
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665 }) |
| 57 | 666 END_TRANSLATIONS = AlgPseudocodeLexer.END_TRANSLATIONS.copy() |
| 667 END_TRANSLATIONS.update({ | |
| 668 "PROG": "FIN DE PROGRAMME", | |
| 669 "PROGRAM": "FIN DE PROGRAMME", | |
| 670 "ALGO": "FIN D'ALGORITHME", | |
| 671 "ALGORITHM": "FIN D'ALGORITHME", | |
| 672 "PROC": "FIN DE PROCÉDURE", | |
| 673 "PROCEDURE": "FIN DE PROCÉDURE", | |
| 674 "FUNC": "FIN DE FONCTION", | |
| 675 "FUNCTION": "FIN DE FOUNCTION", | |
| 676 "FN": "FIN DE FONCTION", | |
| 677 "CLASS": "FIN DE CLASSE", | |
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678 "SI": "FIN SI", |
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679 "FOR": "FIN POUR", |
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680 "FORALL": "FIN POUR CHAQUE", |
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681 "WHILE": "FIN TANTQUE", |
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682 "LOOP": "FIN BOUCLE", |
| 57 | 683 }) |
| 684 DEFAULT_END_PREFIX = "FIN DE " |