ThirdParty/Pygments/pygments/lexers/css.py

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1 # -*- coding: utf-8 -*-
2 """
3 pygments.lexers.css
4 ~~~~~~~~~~~~~~~~~~~
5
6 Lexers for CSS and related stylesheet formats.
7
8 :copyright: Copyright 2006-2014 by the Pygments team, see AUTHORS.
9 :license: BSD, see LICENSE for details.
10 """
11
12 import re
13 import copy
14
15 from pygments.lexer import ExtendedRegexLexer, RegexLexer, include, bygroups, \
16 default, words
17 from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
18 Number, Punctuation
19 from pygments.util import iteritems
20
21 __all__ = ['CssLexer', 'SassLexer', 'ScssLexer']
22
23
24 class CssLexer(RegexLexer):
25 """
26 For CSS (Cascading Style Sheets).
27 """
28
29 name = 'CSS'
30 aliases = ['css']
31 filenames = ['*.css']
32 mimetypes = ['text/css']
33
34 tokens = {
35 'root': [
36 include('basics'),
37 ],
38 'basics': [
39 (r'\s+', Text),
40 (r'/\*(?:.|\n)*?\*/', Comment),
41 (r'\{', Punctuation, 'content'),
42 (r'\:[\w-]+', Name.Decorator),
43 (r'\.[\w-]+', Name.Class),
44 (r'\#[\w-]+', Name.Function),
45 (r'@[\w-]+', Keyword, 'atrule'),
46 (r'[\w-]+', Name.Tag),
47 (r'[~^*!%&$\[\]()<>|+=@:;,./?-]', Operator),
48 (r'"(\\\\|\\"|[^"])*"', String.Double),
49 (r"'(\\\\|\\'|[^'])*'", String.Single)
50 ],
51 'atrule': [
52 (r'\{', Punctuation, 'atcontent'),
53 (r';', Punctuation, '#pop'),
54 include('basics'),
55 ],
56 'atcontent': [
57 include('basics'),
58 (r'\}', Punctuation, '#pop:2'),
59 ],
60 'content': [
61 (r'\s+', Text),
62 (r'\}', Punctuation, '#pop'),
63 (r'url\(.*?\)', String.Other),
64 (r'^@.*?$', Comment.Preproc),
65 (words((
66 'azimuth', 'background-attachment', 'background-color',
67 'background-image', 'background-position', 'background-repeat',
68 'background', 'border-bottom-color', 'border-bottom-style',
69 'border-bottom-width', 'border-left-color', 'border-left-style',
70 'border-left-width', 'border-right', 'border-right-color',
71 'border-right-style', 'border-right-width', 'border-top-color',
72 'border-top-style', 'border-top-width', 'border-bottom',
73 'border-collapse', 'border-left', 'border-width', 'border-color',
74 'border-spacing', 'border-style', 'border-top', 'border', 'caption-side',
75 'clear', 'clip', 'color', 'content', 'counter-increment', 'counter-reset',
76 'cue-after', 'cue-before', 'cue', 'cursor', 'direction', 'display',
77 'elevation', 'empty-cells', 'float', 'font-family', 'font-size',
78 'font-size-adjust', 'font-stretch', 'font-style', 'font-variant',
79 'font-weight', 'font', 'height', 'letter-spacing', 'line-height',
80 'list-style-type', 'list-style-image', 'list-style-position',
81 'list-style', 'margin-bottom', 'margin-left', 'margin-right',
82 'margin-top', 'margin', 'marker-offset', 'marks', 'max-height', 'max-width',
83 'min-height', 'min-width', 'opacity', 'orphans', 'outline-color',
84 'outline-style', 'outline-width', 'outline', 'overflow', 'overflow-x',
85 'overflow-y', 'padding-bottom', 'padding-left', 'padding-right', 'padding-top',
86 'padding', 'page', 'page-break-after', 'page-break-before', 'page-break-inside',
87 'pause-after', 'pause-before', 'pause', 'pitch-range', 'pitch',
88 'play-during', 'position', 'quotes', 'richness', 'right', 'size',
89 'speak-header', 'speak-numeral', 'speak-punctuation', 'speak',
90 'speech-rate', 'stress', 'table-layout', 'text-align', 'text-decoration',
91 'text-indent', 'text-shadow', 'text-transform', 'top', 'unicode-bidi',
92 'vertical-align', 'visibility', 'voice-family', 'volume', 'white-space',
93 'widows', 'width', 'word-spacing', 'z-index', 'bottom',
94 'above', 'absolute', 'always', 'armenian', 'aural', 'auto', 'avoid', 'baseline',
95 'behind', 'below', 'bidi-override', 'blink', 'block', 'bolder', 'bold', 'both',
96 'capitalize', 'center-left', 'center-right', 'center', 'circle',
97 'cjk-ideographic', 'close-quote', 'collapse', 'condensed', 'continuous',
98 'crop', 'crosshair', 'cross', 'cursive', 'dashed', 'decimal-leading-zero',
99 'decimal', 'default', 'digits', 'disc', 'dotted', 'double', 'e-resize', 'embed',
100 'extra-condensed', 'extra-expanded', 'expanded', 'fantasy', 'far-left',
101 'far-right', 'faster', 'fast', 'fixed', 'georgian', 'groove', 'hebrew', 'help',
102 'hidden', 'hide', 'higher', 'high', 'hiragana-iroha', 'hiragana', 'icon',
103 'inherit', 'inline-table', 'inline', 'inset', 'inside', 'invert', 'italic',
104 'justify', 'katakana-iroha', 'katakana', 'landscape', 'larger', 'large',
105 'left-side', 'leftwards', 'left', 'level', 'lighter', 'line-through', 'list-item',
106 'loud', 'lower-alpha', 'lower-greek', 'lower-roman', 'lowercase', 'ltr',
107 'lower', 'low', 'medium', 'message-box', 'middle', 'mix', 'monospace',
108 'n-resize', 'narrower', 'ne-resize', 'no-close-quote', 'no-open-quote',
109 'no-repeat', 'none', 'normal', 'nowrap', 'nw-resize', 'oblique', 'once',
110 'open-quote', 'outset', 'outside', 'overline', 'pointer', 'portrait', 'px',
111 'relative', 'repeat-x', 'repeat-y', 'repeat', 'rgb', 'ridge', 'right-side',
112 'rightwards', 's-resize', 'sans-serif', 'scroll', 'se-resize',
113 'semi-condensed', 'semi-expanded', 'separate', 'serif', 'show', 'silent',
114 'slower', 'slow', 'small-caps', 'small-caption', 'smaller', 'soft', 'solid',
115 'spell-out', 'square', 'static', 'status-bar', 'super', 'sw-resize',
116 'table-caption', 'table-cell', 'table-column', 'table-column-group',
117 'table-footer-group', 'table-header-group', 'table-row',
118 'table-row-group', 'text-bottom', 'text-top', 'text', 'thick', 'thin',
119 'transparent', 'ultra-condensed', 'ultra-expanded', 'underline',
120 'upper-alpha', 'upper-latin', 'upper-roman', 'uppercase', 'url',
121 'visible', 'w-resize', 'wait', 'wider', 'x-fast', 'x-high', 'x-large', 'x-loud',
122 'x-low', 'x-small', 'x-soft', 'xx-large', 'xx-small', 'yes'), suffix=r'\b'),
123 Keyword),
124 (words((
125 'indigo', 'gold', 'firebrick', 'indianred', 'yellow', 'darkolivegreen',
126 'darkseagreen', 'mediumvioletred', 'mediumorchid', 'chartreuse',
127 'mediumslateblue', 'black', 'springgreen', 'crimson', 'lightsalmon', 'brown',
128 'turquoise', 'olivedrab', 'cyan', 'silver', 'skyblue', 'gray', 'darkturquoise',
129 'goldenrod', 'darkgreen', 'darkviolet', 'darkgray', 'lightpink', 'teal',
130 'darkmagenta', 'lightgoldenrodyellow', 'lavender', 'yellowgreen', 'thistle',
131 'violet', 'navy', 'orchid', 'blue', 'ghostwhite', 'honeydew', 'cornflowerblue',
132 'darkblue', 'darkkhaki', 'mediumpurple', 'cornsilk', 'red', 'bisque', 'slategray',
133 'darkcyan', 'khaki', 'wheat', 'deepskyblue', 'darkred', 'steelblue', 'aliceblue',
134 'gainsboro', 'mediumturquoise', 'floralwhite', 'coral', 'purple', 'lightgrey',
135 'lightcyan', 'darksalmon', 'beige', 'azure', 'lightsteelblue', 'oldlace',
136 'greenyellow', 'royalblue', 'lightseagreen', 'mistyrose', 'sienna',
137 'lightcoral', 'orangered', 'navajowhite', 'lime', 'palegreen', 'burlywood',
138 'seashell', 'mediumspringgreen', 'fuchsia', 'papayawhip', 'blanchedalmond',
139 'peru', 'aquamarine', 'white', 'darkslategray', 'ivory', 'dodgerblue',
140 'lemonchiffon', 'chocolate', 'orange', 'forestgreen', 'slateblue', 'olive',
141 'mintcream', 'antiquewhite', 'darkorange', 'cadetblue', 'moccasin',
142 'limegreen', 'saddlebrown', 'darkslateblue', 'lightskyblue', 'deeppink',
143 'plum', 'aqua', 'darkgoldenrod', 'maroon', 'sandybrown', 'magenta', 'tan',
144 'rosybrown', 'pink', 'lightblue', 'palevioletred', 'mediumseagreen',
145 'dimgray', 'powderblue', 'seagreen', 'snow', 'mediumblue', 'midnightblue',
146 'paleturquoise', 'palegoldenrod', 'whitesmoke', 'darkorchid', 'salmon',
147 'lightslategray', 'lawngreen', 'lightgreen', 'tomato', 'hotpink',
148 'lightyellow', 'lavenderblush', 'linen', 'mediumaquamarine', 'green',
149 'blueviolet', 'peachpuff'), suffix=r'\b'),
150 Name.Builtin),
151 (r'\!important', Comment.Preproc),
152 (r'/\*(?:.|\n)*?\*/', Comment),
153 (r'\#[a-zA-Z0-9]{1,6}', Number),
154 (r'[.-]?[0-9]*[.]?[0-9]+(em|px|pt|pc|in|mm|cm|ex|s)\b', Number),
155 # Separate regex for percentages, as can't do word boundaries with %
156 (r'[.-]?[0-9]*[.]?[0-9]+%', Number),
157 (r'-?[0-9]+', Number),
158 (r'[~^*!%&<>|+=@:,./?-]+', Operator),
159 (r'[\[\]();]+', Punctuation),
160 (r'"(\\\\|\\"|[^"])*"', String.Double),
161 (r"'(\\\\|\\'|[^'])*'", String.Single),
162 (r'[a-zA-Z_]\w*', Name)
163 ]
164 }
165
166
167 common_sass_tokens = {
168 'value': [
169 (r'[ \t]+', Text),
170 (r'[!$][\w-]+', Name.Variable),
171 (r'url\(', String.Other, 'string-url'),
172 (r'[a-z_-][\w-]*(?=\()', Name.Function),
173 (words((
174 'azimuth', 'background-attachment', 'background-color',
175 'background-image', 'background-position', 'background-repeat',
176 'background', 'border-bottom-color', 'border-bottom-style',
177 'border-bottom-width', 'border-left-color', 'border-left-style',
178 'border-left-width', 'border-right', 'border-right-color',
179 'border-right-style', 'border-right-width', 'border-top-color',
180 'border-top-style', 'border-top-width', 'border-bottom',
181 'border-collapse', 'border-left', 'border-width', 'border-color',
182 'border-spacing', 'border-style', 'border-top', 'border', 'caption-side',
183 'clear', 'clip', 'color', 'content', 'counter-increment', 'counter-reset',
184 'cue-after', 'cue-before', 'cue', 'cursor', 'direction', 'display',
185 'elevation', 'empty-cells', 'float', 'font-family', 'font-size',
186 'font-size-adjust', 'font-stretch', 'font-style', 'font-variant',
187 'font-weight', 'font', 'height', 'letter-spacing', 'line-height',
188 'list-style-type', 'list-style-image', 'list-style-position',
189 'list-style', 'margin-bottom', 'margin-left', 'margin-right',
190 'margin-top', 'margin', 'marker-offset', 'marks', 'max-height', 'max-width',
191 'min-height', 'min-width', 'opacity', 'orphans', 'outline', 'outline-color',
192 'outline-style', 'outline-width', 'overflow', 'padding-bottom',
193 'padding-left', 'padding-right', 'padding-top', 'padding', 'page',
194 'page-break-after', 'page-break-before', 'page-break-inside',
195 'pause-after', 'pause-before', 'pause', 'pitch', 'pitch-range',
196 'play-during', 'position', 'quotes', 'richness', 'right', 'size',
197 'speak-header', 'speak-numeral', 'speak-punctuation', 'speak',
198 'speech-rate', 'stress', 'table-layout', 'text-align', 'text-decoration',
199 'text-indent', 'text-shadow', 'text-transform', 'top', 'unicode-bidi',
200 'vertical-align', 'visibility', 'voice-family', 'volume', 'white-space',
201 'widows', 'width', 'word-spacing', 'z-index', 'bottom', 'left',
202 'above', 'absolute', 'always', 'armenian', 'aural', 'auto', 'avoid', 'baseline',
203 'behind', 'below', 'bidi-override', 'blink', 'block', 'bold', 'bolder', 'both',
204 'capitalize', 'center-left', 'center-right', 'center', 'circle',
205 'cjk-ideographic', 'close-quote', 'collapse', 'condensed', 'continuous',
206 'crop', 'crosshair', 'cross', 'cursive', 'dashed', 'decimal-leading-zero',
207 'decimal', 'default', 'digits', 'disc', 'dotted', 'double', 'e-resize', 'embed',
208 'extra-condensed', 'extra-expanded', 'expanded', 'fantasy', 'far-left',
209 'far-right', 'faster', 'fast', 'fixed', 'georgian', 'groove', 'hebrew', 'help',
210 'hidden', 'hide', 'higher', 'high', 'hiragana-iroha', 'hiragana', 'icon',
211 'inherit', 'inline-table', 'inline', 'inset', 'inside', 'invert', 'italic',
212 'justify', 'katakana-iroha', 'katakana', 'landscape', 'larger', 'large',
213 'left-side', 'leftwards', 'level', 'lighter', 'line-through', 'list-item',
214 'loud', 'lower-alpha', 'lower-greek', 'lower-roman', 'lowercase', 'ltr',
215 'lower', 'low', 'medium', 'message-box', 'middle', 'mix', 'monospace',
216 'n-resize', 'narrower', 'ne-resize', 'no-close-quote', 'no-open-quote',
217 'no-repeat', 'none', 'normal', 'nowrap', 'nw-resize', 'oblique', 'once',
218 'open-quote', 'outset', 'outside', 'overline', 'pointer', 'portrait', 'px',
219 'relative', 'repeat-x', 'repeat-y', 'repeat', 'rgb', 'ridge', 'right-side',
220 'rightwards', 's-resize', 'sans-serif', 'scroll', 'se-resize',
221 'semi-condensed', 'semi-expanded', 'separate', 'serif', 'show', 'silent',
222 'slow', 'slower', 'small-caps', 'small-caption', 'smaller', 'soft', 'solid',
223 'spell-out', 'square', 'static', 'status-bar', 'super', 'sw-resize',
224 'table-caption', 'table-cell', 'table-column', 'table-column-group',
225 'table-footer-group', 'table-header-group', 'table-row',
226 'table-row-group', 'text', 'text-bottom', 'text-top', 'thick', 'thin',
227 'transparent', 'ultra-condensed', 'ultra-expanded', 'underline',
228 'upper-alpha', 'upper-latin', 'upper-roman', 'uppercase', 'url',
229 'visible', 'w-resize', 'wait', 'wider', 'x-fast', 'x-high', 'x-large', 'x-loud',
230 'x-low', 'x-small', 'x-soft', 'xx-large', 'xx-small', 'yes'), suffix=r'\b'),
231 Name.Constant),
232 (words((
233 'indigo', 'gold', 'firebrick', 'indianred', 'darkolivegreen',
234 'darkseagreen', 'mediumvioletred', 'mediumorchid', 'chartreuse',
235 'mediumslateblue', 'springgreen', 'crimson', 'lightsalmon', 'brown',
236 'turquoise', 'olivedrab', 'cyan', 'skyblue', 'darkturquoise',
237 'goldenrod', 'darkgreen', 'darkviolet', 'darkgray', 'lightpink',
238 'darkmagenta', 'lightgoldenrodyellow', 'lavender', 'yellowgreen', 'thistle',
239 'violet', 'orchid', 'ghostwhite', 'honeydew', 'cornflowerblue',
240 'darkblue', 'darkkhaki', 'mediumpurple', 'cornsilk', 'bisque', 'slategray',
241 'darkcyan', 'khaki', 'wheat', 'deepskyblue', 'darkred', 'steelblue', 'aliceblue',
242 'gainsboro', 'mediumturquoise', 'floralwhite', 'coral', 'lightgrey',
243 'lightcyan', 'darksalmon', 'beige', 'azure', 'lightsteelblue', 'oldlace',
244 'greenyellow', 'royalblue', 'lightseagreen', 'mistyrose', 'sienna',
245 'lightcoral', 'orangered', 'navajowhite', 'palegreen', 'burlywood',
246 'seashell', 'mediumspringgreen', 'papayawhip', 'blanchedalmond',
247 'peru', 'aquamarine', 'darkslategray', 'ivory', 'dodgerblue',
248 'lemonchiffon', 'chocolate', 'orange', 'forestgreen', 'slateblue',
249 'mintcream', 'antiquewhite', 'darkorange', 'cadetblue', 'moccasin',
250 'limegreen', 'saddlebrown', 'darkslateblue', 'lightskyblue', 'deeppink',
251 'plum', 'darkgoldenrod', 'sandybrown', 'magenta', 'tan',
252 'rosybrown', 'pink', 'lightblue', 'palevioletred', 'mediumseagreen',
253 'dimgray', 'powderblue', 'seagreen', 'snow', 'mediumblue', 'midnightblue',
254 'paleturquoise', 'palegoldenrod', 'whitesmoke', 'darkorchid', 'salmon',
255 'lightslategray', 'lawngreen', 'lightgreen', 'tomato', 'hotpink',
256 'lightyellow', 'lavenderblush', 'linen', 'mediumaquamarine',
257 'blueviolet', 'peachpuff'), suffix=r'\b'),
258 Name.Entity),
259 (words((
260 'black', 'silver', 'gray', 'white', 'maroon', 'red', 'purple', 'fuchsia', 'green',
261 'lime', 'olive', 'yellow', 'navy', 'blue', 'teal', 'aqua'), suffix=r'\b'),
262 Name.Builtin),
263 (r'\!(important|default)', Name.Exception),
264 (r'(true|false)', Name.Pseudo),
265 (r'(and|or|not)', Operator.Word),
266 (r'/\*', Comment.Multiline, 'inline-comment'),
267 (r'//[^\n]*', Comment.Single),
268 (r'\#[a-z0-9]{1,6}', Number.Hex),
269 (r'(-?\d+)(\%|[a-z]+)?', bygroups(Number.Integer, Keyword.Type)),
270 (r'(-?\d*\.\d+)(\%|[a-z]+)?', bygroups(Number.Float, Keyword.Type)),
271 (r'#\{', String.Interpol, 'interpolation'),
272 (r'[~^*!&%<>|+=@:,./?-]+', Operator),
273 (r'[\[\]()]+', Punctuation),
274 (r'"', String.Double, 'string-double'),
275 (r"'", String.Single, 'string-single'),
276 (r'[a-z_-][\w-]*', Name),
277 ],
278
279 'interpolation': [
280 (r'\}', String.Interpol, '#pop'),
281 include('value'),
282 ],
283
284 'selector': [
285 (r'[ \t]+', Text),
286 (r'\:', Name.Decorator, 'pseudo-class'),
287 (r'\.', Name.Class, 'class'),
288 (r'\#', Name.Namespace, 'id'),
289 (r'[\w-]+', Name.Tag),
290 (r'#\{', String.Interpol, 'interpolation'),
291 (r'&', Keyword),
292 (r'[~^*!&\[\]()<>|+=@:;,./?-]', Operator),
293 (r'"', String.Double, 'string-double'),
294 (r"'", String.Single, 'string-single'),
295 ],
296
297 'string-double': [
298 (r'(\\.|#(?=[^\n{])|[^\n"#])+', String.Double),
299 (r'#\{', String.Interpol, 'interpolation'),
300 (r'"', String.Double, '#pop'),
301 ],
302
303 'string-single': [
304 (r"(\\.|#(?=[^\n{])|[^\n'#])+", String.Double),
305 (r'#\{', String.Interpol, 'interpolation'),
306 (r"'", String.Double, '#pop'),
307 ],
308
309 'string-url': [
310 (r'(\\#|#(?=[^\n{])|[^\n#)])+', String.Other),
311 (r'#\{', String.Interpol, 'interpolation'),
312 (r'\)', String.Other, '#pop'),
313 ],
314
315 'pseudo-class': [
316 (r'[\w-]+', Name.Decorator),
317 (r'#\{', String.Interpol, 'interpolation'),
318 default('#pop'),
319 ],
320
321 'class': [
322 (r'[\w-]+', Name.Class),
323 (r'#\{', String.Interpol, 'interpolation'),
324 default('#pop'),
325 ],
326
327 'id': [
328 (r'[\w-]+', Name.Namespace),
329 (r'#\{', String.Interpol, 'interpolation'),
330 default('#pop'),
331 ],
332
333 'for': [
334 (r'(from|to|through)', Operator.Word),
335 include('value'),
336 ],
337 }
338
339
340 def _indentation(lexer, match, ctx):
341 indentation = match.group(0)
342 yield match.start(), Text, indentation
343 ctx.last_indentation = indentation
344 ctx.pos = match.end()
345
346 if hasattr(ctx, 'block_state') and ctx.block_state and \
347 indentation.startswith(ctx.block_indentation) and \
348 indentation != ctx.block_indentation:
349 ctx.stack.append(ctx.block_state)
350 else:
351 ctx.block_state = None
352 ctx.block_indentation = None
353 ctx.stack.append('content')
354
355
356 def _starts_block(token, state):
357 def callback(lexer, match, ctx):
358 yield match.start(), token, match.group(0)
359
360 if hasattr(ctx, 'last_indentation'):
361 ctx.block_indentation = ctx.last_indentation
362 else:
363 ctx.block_indentation = ''
364
365 ctx.block_state = state
366 ctx.pos = match.end()
367
368 return callback
369
370
371 class SassLexer(ExtendedRegexLexer):
372 """
373 For Sass stylesheets.
374
375 .. versionadded:: 1.3
376 """
377
378 name = 'Sass'
379 aliases = ['sass']
380 filenames = ['*.sass']
381 mimetypes = ['text/x-sass']
382
383 flags = re.IGNORECASE | re.MULTILINE
384
385 tokens = {
386 'root': [
387 (r'[ \t]*\n', Text),
388 (r'[ \t]*', _indentation),
389 ],
390
391 'content': [
392 (r'//[^\n]*', _starts_block(Comment.Single, 'single-comment'),
393 'root'),
394 (r'/\*[^\n]*', _starts_block(Comment.Multiline, 'multi-comment'),
395 'root'),
396 (r'@import', Keyword, 'import'),
397 (r'@for', Keyword, 'for'),
398 (r'@(debug|warn|if|while)', Keyword, 'value'),
399 (r'(@mixin)( [\w-]+)', bygroups(Keyword, Name.Function), 'value'),
400 (r'(@include)( [\w-]+)', bygroups(Keyword, Name.Decorator), 'value'),
401 (r'@extend', Keyword, 'selector'),
402 (r'@[\w-]+', Keyword, 'selector'),
403 (r'=[\w-]+', Name.Function, 'value'),
404 (r'\+[\w-]+', Name.Decorator, 'value'),
405 (r'([!$][\w-]\w*)([ \t]*(?:(?:\|\|)?=|:))',
406 bygroups(Name.Variable, Operator), 'value'),
407 (r':', Name.Attribute, 'old-style-attr'),
408 (r'(?=.+?[=:]([^a-z]|$))', Name.Attribute, 'new-style-attr'),
409 default('selector'),
410 ],
411
412 'single-comment': [
413 (r'.+', Comment.Single),
414 (r'\n', Text, 'root'),
415 ],
416
417 'multi-comment': [
418 (r'.+', Comment.Multiline),
419 (r'\n', Text, 'root'),
420 ],
421
422 'import': [
423 (r'[ \t]+', Text),
424 (r'\S+', String),
425 (r'\n', Text, 'root'),
426 ],
427
428 'old-style-attr': [
429 (r'[^\s:="\[]+', Name.Attribute),
430 (r'#\{', String.Interpol, 'interpolation'),
431 (r'[ \t]*=', Operator, 'value'),
432 default('value'),
433 ],
434
435 'new-style-attr': [
436 (r'[^\s:="\[]+', Name.Attribute),
437 (r'#\{', String.Interpol, 'interpolation'),
438 (r'[ \t]*[=:]', Operator, 'value'),
439 ],
440
441 'inline-comment': [
442 (r"(\\#|#(?=[^\n{])|\*(?=[^\n/])|[^\n#*])+", Comment.Multiline),
443 (r'#\{', String.Interpol, 'interpolation'),
444 (r"\*/", Comment, '#pop'),
445 ],
446 }
447 for group, common in iteritems(common_sass_tokens):
448 tokens[group] = copy.copy(common)
449 tokens['value'].append((r'\n', Text, 'root'))
450 tokens['selector'].append((r'\n', Text, 'root'))
451
452
453 class ScssLexer(RegexLexer):
454 """
455 For SCSS stylesheets.
456 """
457
458 name = 'SCSS'
459 aliases = ['scss']
460 filenames = ['*.scss']
461 mimetypes = ['text/x-scss']
462
463 flags = re.IGNORECASE | re.DOTALL
464 tokens = {
465 'root': [
466 (r'\s+', Text),
467 (r'//.*?\n', Comment.Single),
468 (r'/\*.*?\*/', Comment.Multiline),
469 (r'@import', Keyword, 'value'),
470 (r'@for', Keyword, 'for'),
471 (r'@(debug|warn|if|while)', Keyword, 'value'),
472 (r'(@mixin)( [\w-]+)', bygroups(Keyword, Name.Function), 'value'),
473 (r'(@include)( [\w-]+)', bygroups(Keyword, Name.Decorator), 'value'),
474 (r'@extend', Keyword, 'selector'),
475 (r'(@media)(\s+)', bygroups(Keyword, Text), 'value'),
476 (r'@[\w-]+', Keyword, 'selector'),
477 (r'(\$[\w-]*\w)([ \t]*:)', bygroups(Name.Variable, Operator), 'value'),
478 (r'(?=[^;{}][;}])', Name.Attribute, 'attr'),
479 (r'(?=[^;{}:]+:[^a-z])', Name.Attribute, 'attr'),
480 default('selector'),
481 ],
482
483 'attr': [
484 (r'[^\s:="\[]+', Name.Attribute),
485 (r'#\{', String.Interpol, 'interpolation'),
486 (r'[ \t]*:', Operator, 'value'),
487 ],
488
489 'inline-comment': [
490 (r"(\\#|#(?=[^{])|\*(?=[^/])|[^#*])+", Comment.Multiline),
491 (r'#\{', String.Interpol, 'interpolation'),
492 (r"\*/", Comment, '#pop'),
493 ],
494 }
495 for group, common in iteritems(common_sass_tokens):
496 tokens[group] = copy.copy(common)
497 tokens['value'].extend([(r'\n', Text), (r'[;{}]', Punctuation, '#pop')])
498 tokens['selector'].extend([(r'\n', Text), (r'[;{}]', Punctuation, '#pop')])

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