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comparison: ThirdParty/Pygments/pygments/lexers/felix.py
ThirdParty/Pygments/pygments/lexers/felix.py
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- c2e9bf425554
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| 1 # -*- coding: utf-8 -*- | |
| 2 """ | |
| 3 pygments.lexers.felix | |
| 4 ~~~~~~~~~~~~~~~~~~~~~ | |
| 5 | |
| 6 Lexer for the Felix language. | |
| 7 | |
| 8 :copyright: Copyright 2006-2014 by the Pygments team, see AUTHORS. | |
| 9 :license: BSD, see LICENSE for details. | |
| 10 """ | |
| 11 | |
| 12 from pygments.lexer import RegexLexer, include, bygroups, default, words, \ | |
| 13 combined | |
| 14 from pygments.token import Text, Comment, Operator, Keyword, Name, String, \ | |
| 15 Number, Punctuation | |
| 16 | |
| 17 __all__ = ['FelixLexer'] | |
| 18 | |
| 19 | |
| 20 class FelixLexer(RegexLexer): | |
| 21 """ | |
| 22 For `Felix <http://www.felix-lang.org>`_ source code. | |
| 23 | |
| 24 .. versionadded:: 1.2 | |
| 25 """ | |
| 26 | |
| 27 name = 'Felix' | |
| 28 aliases = ['felix', 'flx'] | |
| 29 filenames = ['*.flx', '*.flxh'] | |
| 30 mimetypes = ['text/x-felix'] | |
| 31 | |
| 32 preproc = ( | |
| 33 'elif', 'else', 'endif', 'if', 'ifdef', 'ifndef', | |
| 34 ) | |
| 35 | |
| 36 keywords = ( | |
| 37 '_', '_deref', 'all', 'as', | |
| 38 'assert', 'attempt', 'call', 'callback', 'case', 'caseno', 'cclass', | |
| 39 'code', 'compound', 'ctypes', 'do', 'done', 'downto', 'elif', 'else', | |
| 40 'endattempt', 'endcase', 'endif', 'endmatch', 'enum', 'except', | |
| 41 'exceptions', 'expect', 'finally', 'for', 'forall', 'forget', 'fork', | |
| 42 'functor', 'goto', 'ident', 'if', 'incomplete', 'inherit', 'instance', | |
| 43 'interface', 'jump', 'lambda', 'loop', 'match', 'module', 'namespace', | |
| 44 'new', 'noexpand', 'nonterm', 'obj', 'of', 'open', 'parse', 'raise', | |
| 45 'regexp', 'reglex', 'regmatch', 'rename', 'return', 'the', 'then', | |
| 46 'to', 'type', 'typecase', 'typedef', 'typematch', 'typeof', 'upto', | |
| 47 'when', 'whilst', 'with', 'yield', | |
| 48 ) | |
| 49 | |
| 50 keyword_directives = ( | |
| 51 '_gc_pointer', '_gc_type', 'body', 'comment', 'const', 'export', | |
| 52 'header', 'inline', 'lval', 'macro', 'noinline', 'noreturn', | |
| 53 'package', 'private', 'pod', 'property', 'public', 'publish', | |
| 54 'requires', 'todo', 'virtual', 'use', | |
| 55 ) | |
| 56 | |
| 57 keyword_declarations = ( | |
| 58 'def', 'let', 'ref', 'val', 'var', | |
| 59 ) | |
| 60 | |
| 61 keyword_types = ( | |
| 62 'unit', 'void', 'any', 'bool', | |
| 63 'byte', 'offset', | |
| 64 'address', 'caddress', 'cvaddress', 'vaddress', | |
| 65 'tiny', 'short', 'int', 'long', 'vlong', | |
| 66 'utiny', 'ushort', 'vshort', 'uint', 'ulong', 'uvlong', | |
| 67 'int8', 'int16', 'int32', 'int64', | |
| 68 'uint8', 'uint16', 'uint32', 'uint64', | |
| 69 'float', 'double', 'ldouble', | |
| 70 'complex', 'dcomplex', 'lcomplex', | |
| 71 'imaginary', 'dimaginary', 'limaginary', | |
| 72 'char', 'wchar', 'uchar', | |
| 73 'charp', 'charcp', 'ucharp', 'ucharcp', | |
| 74 'string', 'wstring', 'ustring', | |
| 75 'cont', | |
| 76 'array', 'varray', 'list', | |
| 77 'lvalue', 'opt', 'slice', | |
| 78 ) | |
| 79 | |
| 80 keyword_constants = ( | |
| 81 'false', 'true', | |
| 82 ) | |
| 83 | |
| 84 operator_words = ( | |
| 85 'and', 'not', 'in', 'is', 'isin', 'or', 'xor', | |
| 86 ) | |
| 87 | |
| 88 name_builtins = ( | |
| 89 '_svc', 'while', | |
| 90 ) | |
| 91 | |
| 92 name_pseudo = ( | |
| 93 'root', 'self', 'this', | |
| 94 ) | |
| 95 | |
| 96 decimal_suffixes = '([tTsSiIlLvV]|ll|LL|([iIuU])(8|16|32|64))?' | |
| 97 | |
| 98 tokens = { | |
| 99 'root': [ | |
| 100 include('whitespace'), | |
| 101 | |
| 102 # Keywords | |
| 103 (words(('axiom', 'ctor', 'fun', 'gen', 'proc', 'reduce', | |
| 104 'union'), suffix=r'\b'), | |
| 105 Keyword, 'funcname'), | |
| 106 (words(('class', 'cclass', 'cstruct', 'obj', 'struct'), suffix=r'\b'), | |
| 107 Keyword, 'classname'), | |
| 108 (r'(instance|module|typeclass)\b', Keyword, 'modulename'), | |
| 109 | |
| 110 (words(keywords, suffix=r'\b'), Keyword), | |
| 111 (words(keyword_directives, suffix=r'\b'), Name.Decorator), | |
| 112 (words(keyword_declarations, suffix=r'\b'), Keyword.Declaration), | |
| 113 (words(keyword_types, suffix=r'\b'), Keyword.Type), | |
| 114 (words(keyword_constants, suffix=r'\b'), Keyword.Constant), | |
| 115 | |
| 116 # Operators | |
| 117 include('operators'), | |
| 118 | |
| 119 # Float Literal | |
| 120 # -- Hex Float | |
| 121 (r'0[xX]([0-9a-fA-F_]*\.[0-9a-fA-F_]+|[0-9a-fA-F_]+)' | |
| 122 r'[pP][+\-]?[0-9_]+[lLfFdD]?', Number.Float), | |
| 123 # -- DecimalFloat | |
| 124 (r'[0-9_]+(\.[0-9_]+[eE][+\-]?[0-9_]+|' | |
| 125 r'\.[0-9_]*|[eE][+\-]?[0-9_]+)[lLfFdD]?', Number.Float), | |
| 126 (r'\.(0|[1-9][0-9_]*)([eE][+\-]?[0-9_]+)?[lLfFdD]?', | |
| 127 Number.Float), | |
| 128 | |
| 129 # IntegerLiteral | |
| 130 # -- Binary | |
| 131 (r'0[Bb][01_]+%s' % decimal_suffixes, Number.Bin), | |
| 132 # -- Octal | |
| 133 (r'0[0-7_]+%s' % decimal_suffixes, Number.Oct), | |
| 134 # -- Hexadecimal | |
| 135 (r'0[xX][0-9a-fA-F_]+%s' % decimal_suffixes, Number.Hex), | |
| 136 # -- Decimal | |
| 137 (r'(0|[1-9][0-9_]*)%s' % decimal_suffixes, Number.Integer), | |
| 138 | |
| 139 # Strings | |
| 140 ('([rR][cC]?|[cC][rR])"""', String, 'tdqs'), | |
| 141 ("([rR][cC]?|[cC][rR])'''", String, 'tsqs'), | |
| 142 ('([rR][cC]?|[cC][rR])"', String, 'dqs'), | |
| 143 ("([rR][cC]?|[cC][rR])'", String, 'sqs'), | |
| 144 ('[cCfFqQwWuU]?"""', String, combined('stringescape', 'tdqs')), | |
| 145 ("[cCfFqQwWuU]?'''", String, combined('stringescape', 'tsqs')), | |
| 146 ('[cCfFqQwWuU]?"', String, combined('stringescape', 'dqs')), | |
| 147 ("[cCfFqQwWuU]?'", String, combined('stringescape', 'sqs')), | |
| 148 | |
| 149 # Punctuation | |
| 150 (r'[\[\]{}:(),;?]', Punctuation), | |
| 151 | |
| 152 # Labels | |
| 153 (r'[a-zA-Z_]\w*:>', Name.Label), | |
| 154 | |
| 155 # Identifiers | |
| 156 (r'(%s)\b' % '|'.join(name_builtins), Name.Builtin), | |
| 157 (r'(%s)\b' % '|'.join(name_pseudo), Name.Builtin.Pseudo), | |
| 158 (r'[a-zA-Z_]\w*', Name), | |
| 159 ], | |
| 160 'whitespace': [ | |
| 161 (r'\n', Text), | |
| 162 (r'\s+', Text), | |
| 163 | |
| 164 include('comment'), | |
| 165 | |
| 166 # Preprocessor | |
| 167 (r'#\s*if\s+0', Comment.Preproc, 'if0'), | |
| 168 (r'#', Comment.Preproc, 'macro'), | |
| 169 ], | |
| 170 'operators': [ | |
| 171 (r'(%s)\b' % '|'.join(operator_words), Operator.Word), | |
| 172 (r'!=|==|<<|>>|\|\||&&|[-~+/*%=<>&^|.$]', Operator), | |
| 173 ], | |
| 174 'comment': [ | |
| 175 (r'//(.*?)\n', Comment.Single), | |
| 176 (r'/[*]', Comment.Multiline, 'comment2'), | |
| 177 ], | |
| 178 'comment2': [ | |
| 179 (r'[^/*]', Comment.Multiline), | |
| 180 (r'/[*]', Comment.Multiline, '#push'), | |
| 181 (r'[*]/', Comment.Multiline, '#pop'), | |
| 182 (r'[/*]', Comment.Multiline), | |
| 183 ], | |
| 184 'if0': [ | |
| 185 (r'^\s*#if.*?(?<!\\)\n', Comment, '#push'), | |
| 186 (r'^\s*#endif.*?(?<!\\)\n', Comment, '#pop'), | |
| 187 (r'.*?\n', Comment), | |
| 188 ], | |
| 189 'macro': [ | |
| 190 include('comment'), | |
| 191 (r'(import|include)(\s+)(<[^>]*?>)', | |
| 192 bygroups(Comment.Preproc, Text, String), '#pop'), | |
| 193 (r'(import|include)(\s+)("[^"]*?")', | |
| 194 bygroups(Comment.Preproc, Text, String), '#pop'), | |
| 195 (r"(import|include)(\s+)('[^']*?')", | |
| 196 bygroups(Comment.Preproc, Text, String), '#pop'), | |
| 197 (r'[^/\n]+', Comment.Preproc), | |
| 198 # (r'/[*](.|\n)*?[*]/', Comment), | |
| 199 # (r'//.*?\n', Comment, '#pop'), | |
| 200 (r'/', Comment.Preproc), | |
| 201 (r'(?<=\\)\n', Comment.Preproc), | |
| 202 (r'\n', Comment.Preproc, '#pop'), | |
| 203 ], | |
| 204 'funcname': [ | |
| 205 include('whitespace'), | |
| 206 (r'[a-zA-Z_]\w*', Name.Function, '#pop'), | |
| 207 # anonymous functions | |
| 208 (r'(?=\()', Text, '#pop'), | |
| 209 ], | |
| 210 'classname': [ | |
| 211 include('whitespace'), | |
| 212 (r'[a-zA-Z_]\w*', Name.Class, '#pop'), | |
| 213 # anonymous classes | |
| 214 (r'(?=\{)', Text, '#pop'), | |
| 215 ], | |
| 216 'modulename': [ | |
| 217 include('whitespace'), | |
| 218 (r'\[', Punctuation, ('modulename2', 'tvarlist')), | |
| 219 default('modulename2'), | |
| 220 ], | |
| 221 'modulename2': [ | |
| 222 include('whitespace'), | |
| 223 (r'([a-zA-Z_]\w*)', Name.Namespace, '#pop:2'), | |
| 224 ], | |
| 225 'tvarlist': [ | |
| 226 include('whitespace'), | |
| 227 include('operators'), | |
| 228 (r'\[', Punctuation, '#push'), | |
| 229 (r'\]', Punctuation, '#pop'), | |
| 230 (r',', Punctuation), | |
| 231 (r'(with|where)\b', Keyword), | |
| 232 (r'[a-zA-Z_]\w*', Name), | |
| 233 ], | |
| 234 'stringescape': [ | |
| 235 (r'\\([\\abfnrtv"\']|\n|N\{.*?\}|u[a-fA-F0-9]{4}|' | |
| 236 r'U[a-fA-F0-9]{8}|x[a-fA-F0-9]{2}|[0-7]{1,3})', String.Escape) | |
| 237 ], | |
| 238 'strings': [ | |
| 239 (r'%(\([a-zA-Z0-9]+\))?[-#0 +]*([0-9]+|[*])?(\.([0-9]+|[*]))?' | |
| 240 '[hlL]?[diouxXeEfFgGcrs%]', String.Interpol), | |
| 241 (r'[^\\\'"%\n]+', String), | |
| 242 # quotes, percents and backslashes must be parsed one at a time | |
| 243 (r'[\'"\\]', String), | |
| 244 # unhandled string formatting sign | |
| 245 (r'%', String) | |
| 246 # newlines are an error (use "nl" state) | |
| 247 ], | |
| 248 'nl': [ | |
| 249 (r'\n', String) | |
| 250 ], | |
| 251 'dqs': [ | |
| 252 (r'"', String, '#pop'), | |
| 253 # included here again for raw strings | |
| 254 (r'\\\\|\\"|\\\n', String.Escape), | |
| 255 include('strings') | |
| 256 ], | |
| 257 'sqs': [ | |
| 258 (r"'", String, '#pop'), | |
| 259 # included here again for raw strings | |
| 260 (r"\\\\|\\'|\\\n", String.Escape), | |
| 261 include('strings') | |
| 262 ], | |
| 263 'tdqs': [ | |
| 264 (r'"""', String, '#pop'), | |
| 265 include('strings'), | |
| 266 include('nl') | |
| 267 ], | |
| 268 'tsqs': [ | |
| 269 (r"'''", String, '#pop'), | |
| 270 include('strings'), | |
| 271 include('nl') | |
| 272 ], | |
| 273 } |
