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comparison: eric6/ThirdParty/Pygments/pygments/lexers/css.py
eric6/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 2006-2021 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, inherit | |
| 17 from pygments.token import Text, Comment, Operator, Keyword, Name, String, \ | |
| 18 Number, Punctuation | |
| 19 | |
| 20 __all__ = ['CssLexer', 'SassLexer', 'ScssLexer', 'LessCssLexer'] | |
| 21 | |
| 22 | |
| 23 # List of vendor prefixes obtained from: | |
| 24 # https://www.w3.org/TR/CSS21/syndata.html#vendor-keyword-history | |
| 25 _vendor_prefixes = ( | |
| 26 '-ms-', 'mso-', '-moz-', '-o-', '-xv-', '-atsc-', '-wap-', '-khtml-', | |
| 27 '-webkit-', 'prince-', '-ah-', '-hp-', '-ro-', '-rim-', '-tc-', | |
| 28 ) | |
| 29 | |
| 30 # List of CSS properties obtained from: | |
| 31 # https://www.w3.org/Style/CSS/all-properties.en.html | |
| 32 # Note: handle --* separately | |
| 33 _css_properties = ( | |
| 34 'align-content', 'align-items', 'align-self', 'alignment-baseline', 'all', | |
| 35 'animation', 'animation-delay', 'animation-direction', | |
| 36 'animation-duration', 'animation-fill-mode', 'animation-iteration-count', | |
| 37 'animation-name', 'animation-play-state', 'animation-timing-function', | |
| 38 'appearance', 'azimuth', 'backface-visibility', 'background', | |
| 39 'background-attachment', 'background-blend-mode', 'background-clip', | |
| 40 'background-color', 'background-image', 'background-origin', | |
| 41 'background-position', 'background-repeat', 'background-size', | |
| 42 'baseline-shift', 'bookmark-label', 'bookmark-level', 'bookmark-state', | |
| 43 'border', 'border-bottom', 'border-bottom-color', | |
| 44 'border-bottom-left-radius', 'border-bottom-right-radius', | |
| 45 'border-bottom-style', 'border-bottom-width', 'border-boundary', | |
| 46 'border-collapse', 'border-color', 'border-image', 'border-image-outset', | |
| 47 'border-image-repeat', 'border-image-slice', 'border-image-source', | |
| 48 'border-image-width', 'border-left', 'border-left-color', | |
| 49 'border-left-style', 'border-left-width', 'border-radius', 'border-right', | |
| 50 'border-right-color', 'border-right-style', 'border-right-width', | |
| 51 'border-spacing', 'border-style', 'border-top', 'border-top-color', | |
| 52 'border-top-left-radius', 'border-top-right-radius', 'border-top-style', | |
| 53 'border-top-width', 'border-width', 'bottom', 'box-decoration-break', | |
| 54 'box-shadow', 'box-sizing', 'box-snap', 'box-suppress', 'break-after', | |
| 55 'break-before', 'break-inside', 'caption-side', 'caret', 'caret-animation', | |
| 56 'caret-color', 'caret-shape', 'chains', 'clear', 'clip', 'clip-path', | |
| 57 'clip-rule', 'color', 'color-interpolation-filters', 'column-count', | |
| 58 'column-fill', 'column-gap', 'column-rule', 'column-rule-color', | |
| 59 'column-rule-style', 'column-rule-width', 'column-span', 'column-width', | |
| 60 'columns', 'content', 'counter-increment', 'counter-reset', 'counter-set', | |
| 61 'crop', 'cue', 'cue-after', 'cue-before', 'cursor', 'direction', 'display', | |
| 62 'dominant-baseline', 'elevation', 'empty-cells', 'filter', 'flex', | |
| 63 'flex-basis', 'flex-direction', 'flex-flow', 'flex-grow', 'flex-shrink', | |
| 64 'flex-wrap', 'float', 'float-defer', 'float-offset', 'float-reference', | |
| 65 'flood-color', 'flood-opacity', 'flow', 'flow-from', 'flow-into', 'font', | |
| 66 'font-family', 'font-feature-settings', 'font-kerning', | |
| 67 'font-language-override', 'font-size', 'font-size-adjust', 'font-stretch', | |
| 68 'font-style', 'font-synthesis', 'font-variant', 'font-variant-alternates', | |
| 69 'font-variant-caps', 'font-variant-east-asian', 'font-variant-ligatures', | |
| 70 'font-variant-numeric', 'font-variant-position', 'font-weight', | |
| 71 'footnote-display', 'footnote-policy', 'glyph-orientation-vertical', | |
| 72 'grid', 'grid-area', 'grid-auto-columns', 'grid-auto-flow', | |
| 73 'grid-auto-rows', 'grid-column', 'grid-column-end', 'grid-column-gap', | |
| 74 'grid-column-start', 'grid-gap', 'grid-row', 'grid-row-end', | |
| 75 'grid-row-gap', 'grid-row-start', 'grid-template', 'grid-template-areas', | |
| 76 'grid-template-columns', 'grid-template-rows', 'hanging-punctuation', | |
| 77 'height', 'hyphenate-character', 'hyphenate-limit-chars', | |
| 78 'hyphenate-limit-last', 'hyphenate-limit-lines', 'hyphenate-limit-zone', | |
| 79 'hyphens', 'image-orientation', 'image-resolution', 'initial-letter', | |
| 80 'initial-letter-align', 'initial-letter-wrap', 'isolation', | |
| 81 'justify-content', 'justify-items', 'justify-self', 'left', | |
| 82 'letter-spacing', 'lighting-color', 'line-break', 'line-grid', | |
| 83 'line-height', 'line-snap', 'list-style', 'list-style-image', | |
| 84 'list-style-position', 'list-style-type', 'margin', 'margin-bottom', | |
| 85 'margin-left', 'margin-right', 'margin-top', 'marker-side', | |
| 86 'marquee-direction', 'marquee-loop', 'marquee-speed', 'marquee-style', | |
| 87 'mask', 'mask-border', 'mask-border-mode', 'mask-border-outset', | |
| 88 'mask-border-repeat', 'mask-border-slice', 'mask-border-source', | |
| 89 'mask-border-width', 'mask-clip', 'mask-composite', 'mask-image', | |
| 90 'mask-mode', 'mask-origin', 'mask-position', 'mask-repeat', 'mask-size', | |
| 91 'mask-type', 'max-height', 'max-lines', 'max-width', 'min-height', | |
| 92 'min-width', 'mix-blend-mode', 'motion', 'motion-offset', 'motion-path', | |
| 93 'motion-rotation', 'move-to', 'nav-down', 'nav-left', 'nav-right', | |
| 94 'nav-up', 'object-fit', 'object-position', 'offset-after', 'offset-before', | |
| 95 'offset-end', 'offset-start', 'opacity', 'order', 'orphans', 'outline', | |
| 96 'outline-color', 'outline-offset', 'outline-style', 'outline-width', | |
| 97 'overflow', 'overflow-style', 'overflow-wrap', 'overflow-x', 'overflow-y', | |
| 98 'padding', 'padding-bottom', 'padding-left', 'padding-right', 'padding-top', | |
| 99 'page', 'page-break-after', 'page-break-before', 'page-break-inside', | |
| 100 'page-policy', 'pause', 'pause-after', 'pause-before', 'perspective', | |
| 101 'perspective-origin', 'pitch', 'pitch-range', 'play-during', 'polar-angle', | |
| 102 'polar-distance', 'position', 'presentation-level', 'quotes', | |
| 103 'region-fragment', 'resize', 'rest', 'rest-after', 'rest-before', | |
| 104 'richness', 'right', 'rotation', 'rotation-point', 'ruby-align', | |
| 105 'ruby-merge', 'ruby-position', 'running', 'scroll-snap-coordinate', | |
| 106 'scroll-snap-destination', 'scroll-snap-points-x', 'scroll-snap-points-y', | |
| 107 'scroll-snap-type', 'shape-image-threshold', 'shape-inside', 'shape-margin', | |
| 108 'shape-outside', 'size', 'speak', 'speak-as', 'speak-header', | |
| 109 'speak-numeral', 'speak-punctuation', 'speech-rate', 'stress', 'string-set', | |
| 110 'tab-size', 'table-layout', 'text-align', 'text-align-last', | |
| 111 'text-combine-upright', 'text-decoration', 'text-decoration-color', | |
| 112 'text-decoration-line', 'text-decoration-skip', 'text-decoration-style', | |
| 113 'text-emphasis', 'text-emphasis-color', 'text-emphasis-position', | |
| 114 'text-emphasis-style', 'text-indent', 'text-justify', 'text-orientation', | |
| 115 'text-overflow', 'text-shadow', 'text-space-collapse', 'text-space-trim', | |
| 116 'text-spacing', 'text-transform', 'text-underline-position', 'text-wrap', | |
| 117 'top', 'transform', 'transform-origin', 'transform-style', 'transition', | |
| 118 'transition-delay', 'transition-duration', 'transition-property', | |
| 119 'transition-timing-function', 'unicode-bidi', 'user-select', | |
| 120 'vertical-align', 'visibility', 'voice-balance', 'voice-duration', | |
| 121 'voice-family', 'voice-pitch', 'voice-range', 'voice-rate', 'voice-stress', | |
| 122 'voice-volume', 'volume', 'white-space', 'widows', 'width', 'will-change', | |
| 123 'word-break', 'word-spacing', 'word-wrap', 'wrap-after', 'wrap-before', | |
| 124 'wrap-flow', 'wrap-inside', 'wrap-through', 'writing-mode', 'z-index', | |
| 125 ) | |
| 126 | |
| 127 # List of keyword values obtained from: | |
| 128 # http://cssvalues.com/ | |
| 129 _keyword_values = ( | |
| 130 'absolute', 'alias', 'all', 'all-petite-caps', 'all-scroll', | |
| 131 'all-small-caps', 'allow-end', 'alpha', 'alternate', 'alternate-reverse', | |
| 132 'always', 'armenian', 'auto', 'avoid', 'avoid-column', 'avoid-page', | |
| 133 'backwards', 'balance', 'baseline', 'below', 'blink', 'block', 'bold', | |
| 134 'bolder', 'border-box', 'both', 'bottom', 'box-decoration', 'break-word', | |
| 135 'capitalize', 'cell', 'center', 'circle', 'clip', 'clone', 'close-quote', | |
| 136 'col-resize', 'collapse', 'color', 'color-burn', 'color-dodge', 'column', | |
| 137 'column-reverse', 'compact', 'condensed', 'contain', 'container', | |
| 138 'content-box', 'context-menu', 'copy', 'cover', 'crisp-edges', 'crosshair', | |
| 139 'currentColor', 'cursive', 'darken', 'dashed', 'decimal', | |
| 140 'decimal-leading-zero', 'default', 'descendants', 'difference', 'digits', | |
| 141 'disc', 'distribute', 'dot', 'dotted', 'double', 'double-circle', 'e-resize', | |
| 142 'each-line', 'ease', 'ease-in', 'ease-in-out', 'ease-out', 'edges', | |
| 143 'ellipsis', 'end', 'ew-resize', 'exclusion', 'expanded', 'extra-condensed', | |
| 144 'extra-expanded', 'fantasy', 'fill', 'fill-box', 'filled', 'first', 'fixed', | |
| 145 'flat', 'flex', 'flex-end', 'flex-start', 'flip', 'force-end', 'forwards', | |
| 146 'from-image', 'full-width', 'geometricPrecision', 'georgian', 'groove', | |
| 147 'hanging', 'hard-light', 'help', 'hidden', 'hide', 'horizontal', 'hue', | |
| 148 'icon', 'infinite', 'inherit', 'initial', 'ink', 'inline', 'inline-block', | |
| 149 'inline-flex', 'inline-table', 'inset', 'inside', 'inter-word', 'invert', | |
| 150 'isolate', 'italic', 'justify', 'large', 'larger', 'last', 'left', | |
| 151 'lighten', 'lighter', 'line-through', 'linear', 'list-item', 'local', | |
| 152 'loose', 'lower-alpha', 'lower-greek', 'lower-latin', 'lower-roman', | |
| 153 'lowercase', 'ltr', 'luminance', 'luminosity', 'mandatory', 'manipulation', | |
| 154 'manual', 'margin-box', 'match-parent', 'medium', 'mixed', 'monospace', | |
| 155 'move', 'multiply', 'n-resize', 'ne-resize', 'nesw-resize', | |
| 156 'no-close-quote', 'no-drop', 'no-open-quote', 'no-repeat', 'none', 'normal', | |
| 157 'not-allowed', 'nowrap', 'ns-resize', 'nw-resize', 'nwse-resize', 'objects', | |
| 158 'oblique', 'off', 'on', 'open', 'open-quote', 'optimizeLegibility', | |
| 159 'optimizeSpeed', 'outset', 'outside', 'over', 'overlay', 'overline', | |
| 160 'padding-box', 'page', 'pan-down', 'pan-left', 'pan-right', 'pan-up', | |
| 161 'pan-x', 'pan-y', 'paused', 'petite-caps', 'pixelated', 'pointer', | |
| 162 'preserve-3d', 'progress', 'proximity', 'relative', 'repeat', | |
| 163 'repeat no-repeat', 'repeat-x', 'repeat-y', 'reverse', 'ridge', 'right', | |
| 164 'round', 'row', 'row-resize', 'row-reverse', 'rtl', 'ruby', 'ruby-base', | |
| 165 'ruby-base-container', 'ruby-text', 'ruby-text-container', 'run-in', | |
| 166 'running', 's-resize', 'sans-serif', 'saturation', 'scale-down', 'screen', | |
| 167 'scroll', 'se-resize', 'semi-condensed', 'semi-expanded', 'separate', | |
| 168 'serif', 'sesame', 'show', 'sideways', 'sideways-left', 'sideways-right', | |
| 169 'slice', 'small', 'small-caps', 'smaller', 'smooth', 'snap', 'soft-light', | |
| 170 'solid', 'space', 'space-around', 'space-between', 'spaces', 'square', | |
| 171 'start', 'static', 'step-end', 'step-start', 'sticky', 'stretch', 'strict', | |
| 172 'stroke-box', 'style', 'sw-resize', 'table', 'table-caption', 'table-cell', | |
| 173 'table-column', 'table-column-group', 'table-footer-group', | |
| 174 'table-header-group', 'table-row', 'table-row-group', 'text', 'thick', | |
| 175 'thin', 'titling-caps', 'to', 'top', 'triangle', 'ultra-condensed', | |
| 176 'ultra-expanded', 'under', 'underline', 'unicase', 'unset', 'upper-alpha', | |
| 177 'upper-latin', 'upper-roman', 'uppercase', 'upright', 'use-glyph-orientation', | |
| 178 'vertical', 'vertical-text', 'view-box', 'visible', 'w-resize', 'wait', | |
| 179 'wavy', 'weight', 'weight style', 'wrap', 'wrap-reverse', 'x-large', | |
| 180 'x-small', 'xx-large', 'xx-small', 'zoom-in', 'zoom-out', | |
| 181 ) | |
| 182 | |
| 183 # List of extended color keywords obtained from: | |
| 184 # https://drafts.csswg.org/css-color/#named-colors | |
| 185 _color_keywords = ( | |
| 186 'aliceblue', 'antiquewhite', 'aqua', 'aquamarine', 'azure', 'beige', | |
| 187 'bisque', 'black', 'blanchedalmond', 'blue', 'blueviolet', 'brown', | |
| 188 'burlywood', 'cadetblue', 'chartreuse', 'chocolate', 'coral', | |
| 189 'cornflowerblue', 'cornsilk', 'crimson', 'cyan', 'darkblue', 'darkcyan', | |
| 190 'darkgoldenrod', 'darkgray', 'darkgreen', 'darkgrey', 'darkkhaki', | |
| 191 'darkmagenta', 'darkolivegreen', 'darkorange', 'darkorchid', 'darkred', | |
| 192 'darksalmon', 'darkseagreen', 'darkslateblue', 'darkslategray', | |
| 193 'darkslategrey', 'darkturquoise', 'darkviolet', 'deeppink', 'deepskyblue', | |
| 194 'dimgray', 'dimgrey', 'dodgerblue', 'firebrick', 'floralwhite', | |
| 195 'forestgreen', 'fuchsia', 'gainsboro', 'ghostwhite', 'gold', 'goldenrod', | |
| 196 'gray', 'green', 'greenyellow', 'grey', 'honeydew', 'hotpink', 'indianred', | |
| 197 'indigo', 'ivory', 'khaki', 'lavender', 'lavenderblush', 'lawngreen', | |
| 198 'lemonchiffon', 'lightblue', 'lightcoral', 'lightcyan', | |
| 199 'lightgoldenrodyellow', 'lightgray', 'lightgreen', 'lightgrey', | |
| 200 'lightpink', 'lightsalmon', 'lightseagreen', 'lightskyblue', | |
| 201 'lightslategray', 'lightslategrey', 'lightsteelblue', 'lightyellow', | |
| 202 'lime', 'limegreen', 'linen', 'magenta', 'maroon', 'mediumaquamarine', | |
| 203 'mediumblue', 'mediumorchid', 'mediumpurple', 'mediumseagreen', | |
| 204 'mediumslateblue', 'mediumspringgreen', 'mediumturquoise', | |
| 205 'mediumvioletred', 'midnightblue', 'mintcream', 'mistyrose', 'moccasin', | |
| 206 'navajowhite', 'navy', 'oldlace', 'olive', 'olivedrab', 'orange', | |
| 207 'orangered', 'orchid', 'palegoldenrod', 'palegreen', 'paleturquoise', | |
| 208 'palevioletred', 'papayawhip', 'peachpuff', 'peru', 'pink', 'plum', | |
| 209 'powderblue', 'purple', 'rebeccapurple', 'red', 'rosybrown', 'royalblue', | |
| 210 'saddlebrown', 'salmon', 'sandybrown', 'seagreen', 'seashell', 'sienna', | |
| 211 'silver', 'skyblue', 'slateblue', 'slategray', 'slategrey', 'snow', | |
| 212 'springgreen', 'steelblue', 'tan', 'teal', 'thistle', 'tomato', 'turquoise', | |
| 213 'violet', 'wheat', 'white', 'whitesmoke', 'yellow', 'yellowgreen', | |
| 214 ) + ('transparent',) | |
| 215 | |
| 216 # List of other keyword values from other sources: | |
| 217 _other_keyword_values = ( | |
| 218 'above', 'aural', 'behind', 'bidi-override', 'center-left', 'center-right', | |
| 219 'cjk-ideographic', 'continuous', 'crop', 'cross', 'embed', 'far-left', | |
| 220 'far-right', 'fast', 'faster', 'hebrew', 'high', 'higher', 'hiragana', | |
| 221 'hiragana-iroha', 'katakana', 'katakana-iroha', 'landscape', 'left-side', | |
| 222 'leftwards', 'level', 'loud', 'low', 'lower', 'message-box', 'middle', | |
| 223 'mix', 'narrower', 'once', 'portrait', 'right-side', 'rightwards', 'silent', | |
| 224 'slow', 'slower', 'small-caption', 'soft', 'spell-out', 'status-bar', | |
| 225 'super', 'text-bottom', 'text-top', 'wider', 'x-fast', 'x-high', 'x-loud', | |
| 226 'x-low', 'x-soft', 'yes', 'pre', 'pre-wrap', 'pre-line', | |
| 227 ) | |
| 228 | |
| 229 # List of functional notation and function keyword values: | |
| 230 _functional_notation_keyword_values = ( | |
| 231 'attr', 'blackness', 'blend', 'blenda', 'blur', 'brightness', 'calc', | |
| 232 'circle', 'color-mod', 'contrast', 'counter', 'cubic-bezier', 'device-cmyk', | |
| 233 'drop-shadow', 'ellipse', 'gray', 'grayscale', 'hsl', 'hsla', 'hue', | |
| 234 'hue-rotate', 'hwb', 'image', 'inset', 'invert', 'lightness', | |
| 235 'linear-gradient', 'matrix', 'matrix3d', 'opacity', 'perspective', | |
| 236 'polygon', 'radial-gradient', 'rect', 'repeating-linear-gradient', | |
| 237 'repeating-radial-gradient', 'rgb', 'rgba', 'rotate', 'rotate3d', 'rotateX', | |
| 238 'rotateY', 'rotateZ', 'saturate', 'saturation', 'scale', 'scale3d', | |
| 239 'scaleX', 'scaleY', 'scaleZ', 'sepia', 'shade', 'skewX', 'skewY', 'steps', | |
| 240 'tint', 'toggle', 'translate', 'translate3d', 'translateX', 'translateY', | |
| 241 'translateZ', 'whiteness', | |
| 242 ) | |
| 243 # Note! Handle url(...) separately. | |
| 244 | |
| 245 # List of units obtained from: | |
| 246 # https://www.w3.org/TR/css3-values/ | |
| 247 _angle_units = ( | |
| 248 'deg', 'grad', 'rad', 'turn', | |
| 249 ) | |
| 250 _frequency_units = ( | |
| 251 'Hz', 'kHz', | |
| 252 ) | |
| 253 _length_units = ( | |
| 254 'em', 'ex', 'ch', 'rem', | |
| 255 'vh', 'vw', 'vmin', 'vmax', | |
| 256 'px', 'mm', 'cm', 'in', 'pt', 'pc', 'q', | |
| 257 ) | |
| 258 _resolution_units = ( | |
| 259 'dpi', 'dpcm', 'dppx', | |
| 260 ) | |
| 261 _time_units = ( | |
| 262 's', 'ms', | |
| 263 ) | |
| 264 _all_units = _angle_units + _frequency_units + _length_units + \ | |
| 265 _resolution_units + _time_units | |
| 266 | |
| 267 | |
| 268 class CssLexer(RegexLexer): | |
| 269 """ | |
| 270 For CSS (Cascading Style Sheets). | |
| 271 """ | |
| 272 | |
| 273 name = 'CSS' | |
| 274 aliases = ['css'] | |
| 275 filenames = ['*.css'] | |
| 276 mimetypes = ['text/css'] | |
| 277 | |
| 278 tokens = { | |
| 279 'root': [ | |
| 280 include('basics'), | |
| 281 ], | |
| 282 'basics': [ | |
| 283 (r'\s+', Text), | |
| 284 (r'/\*(?:.|\n)*?\*/', Comment), | |
| 285 (r'\{', Punctuation, 'content'), | |
| 286 (r'(\:{1,2})([\w-]+)', bygroups(Punctuation, Name.Decorator)), | |
| 287 (r'(\.)([\w-]+)', bygroups(Punctuation, Name.Class)), | |
| 288 (r'(\#)([\w-]+)', bygroups(Punctuation, Name.Namespace)), | |
| 289 (r'(@)([\w-]+)', bygroups(Punctuation, Keyword), 'atrule'), | |
| 290 (r'[\w-]+', Name.Tag), | |
| 291 (r'[~^*!%&$\[\]()<>|+=@:;,./?-]', Operator), | |
| 292 (r'"(\\\\|\\[^\\]|[^"\\])*"', String.Double), | |
| 293 (r"'(\\\\|\\[^\\]|[^'\\])*'", String.Single), | |
| 294 ], | |
| 295 'atrule': [ | |
| 296 (r'\{', Punctuation, 'atcontent'), | |
| 297 (r';', Punctuation, '#pop'), | |
| 298 include('basics'), | |
| 299 ], | |
| 300 'atcontent': [ | |
| 301 include('basics'), | |
| 302 (r'\}', Punctuation, '#pop:2'), | |
| 303 ], | |
| 304 'content': [ | |
| 305 (r'\s+', Text), | |
| 306 (r'\}', Punctuation, '#pop'), | |
| 307 (r';', Punctuation), | |
| 308 (r'^@.*?$', Comment.Preproc), | |
| 309 | |
| 310 (words(_vendor_prefixes,), Keyword.Pseudo), | |
| 311 (r'('+r'|'.join(_css_properties)+r')(\s*)(\:)', | |
| 312 bygroups(Keyword, Text, Punctuation), 'value-start'), | |
| 313 (r'([-]+[a-zA-Z_][\w-]*)(\s*)(\:)', bygroups(Name.Variable, Text, Punctuation), | |
| 314 'value-start'), | |
| 315 (r'([a-zA-Z_][\w-]*)(\s*)(\:)', bygroups(Name, Text, Punctuation), | |
| 316 'value-start'), | |
| 317 | |
| 318 (r'/\*(?:.|\n)*?\*/', Comment), | |
| 319 ], | |
| 320 'value-start': [ | |
| 321 (r'\s+', Text), | |
| 322 (words(_vendor_prefixes,), Name.Builtin.Pseudo), | |
| 323 include('urls'), | |
| 324 (r'('+r'|'.join(_functional_notation_keyword_values)+r')(\()', | |
| 325 bygroups(Name.Builtin, Punctuation), 'function-start'), | |
| 326 (r'([a-zA-Z_][\w-]+)(\()', | |
| 327 bygroups(Name.Function, Punctuation), 'function-start'), | |
| 328 (words(_keyword_values, suffix=r'\b'), Keyword.Constant), | |
| 329 (words(_other_keyword_values, suffix=r'\b'), Keyword.Constant), | |
| 330 (words(_color_keywords, suffix=r'\b'), Keyword.Constant), | |
| 331 # for transition-property etc. | |
| 332 (words(_css_properties, suffix=r'\b'), Keyword), | |
| 333 (r'\!important', Comment.Preproc), | |
| 334 (r'/\*(?:.|\n)*?\*/', Comment), | |
| 335 | |
| 336 include('numeric-values'), | |
| 337 | |
| 338 (r'[~^*!%&<>|+=@:./?-]+', Operator), | |
| 339 (r'[\[\](),]+', Punctuation), | |
| 340 (r'"(\\\\|\\[^\\]|[^"\\])*"', String.Double), | |
| 341 (r"'(\\\\|\\[^\\]|[^'\\])*'", String.Single), | |
| 342 (r'[a-zA-Z_][\w-]*', Name), | |
| 343 (r';', Punctuation, '#pop'), | |
| 344 (r'\}', Punctuation, '#pop:2'), | |
| 345 ], | |
| 346 'function-start': [ | |
| 347 (r'\s+', Text), | |
| 348 (r'[-]+([\w+]+[-]*)+', Name.Variable), | |
| 349 include('urls'), | |
| 350 (words(_vendor_prefixes,), Keyword.Pseudo), | |
| 351 (words(_keyword_values, suffix=r'\b'), Keyword.Constant), | |
| 352 (words(_other_keyword_values, suffix=r'\b'), Keyword.Constant), | |
| 353 (words(_color_keywords, suffix=r'\b'), Keyword.Constant), | |
| 354 | |
| 355 # function-start may be entered recursively | |
| 356 (r'(' + r'|'.join(_functional_notation_keyword_values) + r')(\()', | |
| 357 bygroups(Name.Builtin, Punctuation), 'function-start'), | |
| 358 (r'([a-zA-Z_][\w-]+)(\()', | |
| 359 bygroups(Name.Function, Punctuation), 'function-start'), | |
| 360 | |
| 361 (r'/\*(?:.|\n)*?\*/', Comment), | |
| 362 include('numeric-values'), | |
| 363 (r'[*+/-]', Operator), | |
| 364 (r',', Punctuation), | |
| 365 (r'"(\\\\|\\[^\\]|[^"\\])*"', String.Double), | |
| 366 (r"'(\\\\|\\[^\\]|[^'\\])*'", String.Single), | |
| 367 (r'[a-zA-Z_-]\w*', Name), | |
| 368 (r'\)', Punctuation, '#pop'), | |
| 369 ], | |
| 370 'urls': [ | |
| 371 (r'(url)(\()(".*?")(\))', bygroups(Name.Builtin, Punctuation, | |
| 372 String.Double, Punctuation)), | |
| 373 (r"(url)(\()('.*?')(\))", bygroups(Name.Builtin, Punctuation, | |
| 374 String.Single, Punctuation)), | |
| 375 (r'(url)(\()(.*?)(\))', bygroups(Name.Builtin, Punctuation, | |
| 376 String.Other, Punctuation)), | |
| 377 ], | |
| 378 'numeric-values': [ | |
| 379 (r'\#[a-zA-Z0-9]{1,6}', Number.Hex), | |
| 380 (r'[+\-]?[0-9]*[.][0-9]+', Number.Float, 'numeric-end'), | |
| 381 (r'[+\-]?[0-9]+', Number.Integer, 'numeric-end'), | |
| 382 ], | |
| 383 'numeric-end': [ | |
| 384 (words(_all_units, suffix=r'\b'), Keyword.Type), | |
| 385 (r'%', Keyword.Type), | |
| 386 default('#pop'), | |
| 387 ], | |
| 388 } | |
| 389 | |
| 390 | |
| 391 common_sass_tokens = { | |
| 392 'value': [ | |
| 393 (r'[ \t]+', Text), | |
| 394 (r'[!$][\w-]+', Name.Variable), | |
| 395 (r'url\(', String.Other, 'string-url'), | |
| 396 (r'[a-z_-][\w-]*(?=\()', Name.Function), | |
| 397 (words(_css_properties + ( | |
| 398 'above', 'absolute', 'always', 'armenian', 'aural', 'auto', 'avoid', 'baseline', | |
| 399 'behind', 'below', 'bidi-override', 'blink', 'block', 'bold', 'bolder', 'both', | |
| 400 'capitalize', 'center-left', 'center-right', 'center', 'circle', | |
| 401 'cjk-ideographic', 'close-quote', 'collapse', 'condensed', 'continuous', | |
| 402 'crosshair', 'cross', 'cursive', 'dashed', 'decimal-leading-zero', | |
| 403 'decimal', 'default', 'digits', 'disc', 'dotted', 'double', 'e-resize', 'embed', | |
| 404 'extra-condensed', 'extra-expanded', 'expanded', 'fantasy', 'far-left', | |
| 405 'far-right', 'faster', 'fast', 'fixed', 'georgian', 'groove', 'hebrew', 'help', | |
| 406 'hidden', 'hide', 'higher', 'high', 'hiragana-iroha', 'hiragana', 'icon', | |
| 407 'inherit', 'inline-table', 'inline', 'inset', 'inside', 'invert', 'italic', | |
| 408 'justify', 'katakana-iroha', 'katakana', 'landscape', 'larger', 'large', | |
| 409 'left-side', 'leftwards', 'level', 'lighter', 'line-through', 'list-item', | |
| 410 'loud', 'lower-alpha', 'lower-greek', 'lower-roman', 'lowercase', 'ltr', | |
| 411 'lower', 'low', 'medium', 'message-box', 'middle', 'mix', 'monospace', | |
| 412 'n-resize', 'narrower', 'ne-resize', 'no-close-quote', 'no-open-quote', | |
| 413 'no-repeat', 'none', 'normal', 'nowrap', 'nw-resize', 'oblique', 'once', | |
| 414 'open-quote', 'outset', 'outside', 'overline', 'pointer', 'portrait', 'px', | |
| 415 'relative', 'repeat-x', 'repeat-y', 'repeat', 'rgb', 'ridge', 'right-side', | |
| 416 'rightwards', 's-resize', 'sans-serif', 'scroll', 'se-resize', | |
| 417 'semi-condensed', 'semi-expanded', 'separate', 'serif', 'show', 'silent', | |
| 418 'slow', 'slower', 'small-caps', 'small-caption', 'smaller', 'soft', 'solid', | |
| 419 'spell-out', 'square', 'static', 'status-bar', 'super', 'sw-resize', | |
| 420 'table-caption', 'table-cell', 'table-column', 'table-column-group', | |
| 421 'table-footer-group', 'table-header-group', 'table-row', | |
| 422 'table-row-group', 'text', 'text-bottom', 'text-top', 'thick', 'thin', | |
| 423 'transparent', 'ultra-condensed', 'ultra-expanded', 'underline', | |
| 424 'upper-alpha', 'upper-latin', 'upper-roman', 'uppercase', 'url', | |
| 425 'visible', 'w-resize', 'wait', 'wider', 'x-fast', 'x-high', 'x-large', 'x-loud', | |
| 426 'x-low', 'x-small', 'x-soft', 'xx-large', 'xx-small', 'yes'), suffix=r'\b'), | |
| 427 Name.Constant), | |
| 428 (words(_color_keywords, suffix=r'\b'), Name.Entity), | |
| 429 (words(( | |
| 430 'black', 'silver', 'gray', 'white', 'maroon', 'red', 'purple', 'fuchsia', 'green', | |
| 431 'lime', 'olive', 'yellow', 'navy', 'blue', 'teal', 'aqua'), suffix=r'\b'), | |
| 432 Name.Builtin), | |
| 433 (r'\!(important|default)', Name.Exception), | |
| 434 (r'(true|false)', Name.Pseudo), | |
| 435 (r'(and|or|not)', Operator.Word), | |
| 436 (r'/\*', Comment.Multiline, 'inline-comment'), | |
| 437 (r'//[^\n]*', Comment.Single), | |
| 438 (r'\#[a-z0-9]{1,6}', Number.Hex), | |
| 439 (r'(-?\d+)(\%|[a-z]+)?', bygroups(Number.Integer, Keyword.Type)), | |
| 440 (r'(-?\d*\.\d+)(\%|[a-z]+)?', bygroups(Number.Float, Keyword.Type)), | |
| 441 (r'#\{', String.Interpol, 'interpolation'), | |
| 442 (r'[~^*!&%<>|+=@:,./?-]+', Operator), | |
| 443 (r'[\[\]()]+', Punctuation), | |
| 444 (r'"', String.Double, 'string-double'), | |
| 445 (r"'", String.Single, 'string-single'), | |
| 446 (r'[a-z_-][\w-]*', Name), | |
| 447 ], | |
| 448 | |
| 449 'interpolation': [ | |
| 450 (r'\}', String.Interpol, '#pop'), | |
| 451 include('value'), | |
| 452 ], | |
| 453 | |
| 454 'selector': [ | |
| 455 (r'[ \t]+', Text), | |
| 456 (r'\:', Name.Decorator, 'pseudo-class'), | |
| 457 (r'\.', Name.Class, 'class'), | |
| 458 (r'\#', Name.Namespace, 'id'), | |
| 459 (r'[\w-]+', Name.Tag), | |
| 460 (r'#\{', String.Interpol, 'interpolation'), | |
| 461 (r'&', Keyword), | |
| 462 (r'[~^*!&\[\]()<>|+=@:;,./?-]', Operator), | |
| 463 (r'"', String.Double, 'string-double'), | |
| 464 (r"'", String.Single, 'string-single'), | |
| 465 ], | |
| 466 | |
| 467 'string-double': [ | |
| 468 (r'(\\.|#(?=[^\n{])|[^\n"#])+', String.Double), | |
| 469 (r'#\{', String.Interpol, 'interpolation'), | |
| 470 (r'"', String.Double, '#pop'), | |
| 471 ], | |
| 472 | |
| 473 'string-single': [ | |
| 474 (r"(\\.|#(?=[^\n{])|[^\n'#])+", String.Single), | |
| 475 (r'#\{', String.Interpol, 'interpolation'), | |
| 476 (r"'", String.Single, '#pop'), | |
| 477 ], | |
| 478 | |
| 479 'string-url': [ | |
| 480 (r'(\\#|#(?=[^\n{])|[^\n#)])+', String.Other), | |
| 481 (r'#\{', String.Interpol, 'interpolation'), | |
| 482 (r'\)', String.Other, '#pop'), | |
| 483 ], | |
| 484 | |
| 485 'pseudo-class': [ | |
| 486 (r'[\w-]+', Name.Decorator), | |
| 487 (r'#\{', String.Interpol, 'interpolation'), | |
| 488 default('#pop'), | |
| 489 ], | |
| 490 | |
| 491 'class': [ | |
| 492 (r'[\w-]+', Name.Class), | |
| 493 (r'#\{', String.Interpol, 'interpolation'), | |
| 494 default('#pop'), | |
| 495 ], | |
| 496 | |
| 497 'id': [ | |
| 498 (r'[\w-]+', Name.Namespace), | |
| 499 (r'#\{', String.Interpol, 'interpolation'), | |
| 500 default('#pop'), | |
| 501 ], | |
| 502 | |
| 503 'for': [ | |
| 504 (r'(from|to|through)', Operator.Word), | |
| 505 include('value'), | |
| 506 ], | |
| 507 } | |
| 508 | |
| 509 | |
| 510 def _indentation(lexer, match, ctx): | |
| 511 indentation = match.group(0) | |
| 512 yield match.start(), Text, indentation | |
| 513 ctx.last_indentation = indentation | |
| 514 ctx.pos = match.end() | |
| 515 | |
| 516 if hasattr(ctx, 'block_state') and ctx.block_state and \ | |
| 517 indentation.startswith(ctx.block_indentation) and \ | |
| 518 indentation != ctx.block_indentation: | |
| 519 ctx.stack.append(ctx.block_state) | |
| 520 else: | |
| 521 ctx.block_state = None | |
| 522 ctx.block_indentation = None | |
| 523 ctx.stack.append('content') | |
| 524 | |
| 525 | |
| 526 def _starts_block(token, state): | |
| 527 def callback(lexer, match, ctx): | |
| 528 yield match.start(), token, match.group(0) | |
| 529 | |
| 530 if hasattr(ctx, 'last_indentation'): | |
| 531 ctx.block_indentation = ctx.last_indentation | |
| 532 else: | |
| 533 ctx.block_indentation = '' | |
| 534 | |
| 535 ctx.block_state = state | |
| 536 ctx.pos = match.end() | |
| 537 | |
| 538 return callback | |
| 539 | |
| 540 | |
| 541 class SassLexer(ExtendedRegexLexer): | |
| 542 """ | |
| 543 For Sass stylesheets. | |
| 544 | |
| 545 .. versionadded:: 1.3 | |
| 546 """ | |
| 547 | |
| 548 name = 'Sass' | |
| 549 aliases = ['sass'] | |
| 550 filenames = ['*.sass'] | |
| 551 mimetypes = ['text/x-sass'] | |
| 552 | |
| 553 flags = re.IGNORECASE | re.MULTILINE | |
| 554 | |
| 555 tokens = { | |
| 556 'root': [ | |
| 557 (r'[ \t]*\n', Text), | |
| 558 (r'[ \t]*', _indentation), | |
| 559 ], | |
| 560 | |
| 561 'content': [ | |
| 562 (r'//[^\n]*', _starts_block(Comment.Single, 'single-comment'), | |
| 563 'root'), | |
| 564 (r'/\*[^\n]*', _starts_block(Comment.Multiline, 'multi-comment'), | |
| 565 'root'), | |
| 566 (r'@import', Keyword, 'import'), | |
| 567 (r'@for', Keyword, 'for'), | |
| 568 (r'@(debug|warn|if|while)', Keyword, 'value'), | |
| 569 (r'(@mixin)( [\w-]+)', bygroups(Keyword, Name.Function), 'value'), | |
| 570 (r'(@include)( [\w-]+)', bygroups(Keyword, Name.Decorator), 'value'), | |
| 571 (r'@extend', Keyword, 'selector'), | |
| 572 (r'@[\w-]+', Keyword, 'selector'), | |
| 573 (r'=[\w-]+', Name.Function, 'value'), | |
| 574 (r'\+[\w-]+', Name.Decorator, 'value'), | |
| 575 (r'([!$][\w-]\w*)([ \t]*(?:(?:\|\|)?=|:))', | |
| 576 bygroups(Name.Variable, Operator), 'value'), | |
| 577 (r':', Name.Attribute, 'old-style-attr'), | |
| 578 (r'(?=.+?[=:]([^a-z]|$))', Name.Attribute, 'new-style-attr'), | |
| 579 default('selector'), | |
| 580 ], | |
| 581 | |
| 582 'single-comment': [ | |
| 583 (r'.+', Comment.Single), | |
| 584 (r'\n', Text, 'root'), | |
| 585 ], | |
| 586 | |
| 587 'multi-comment': [ | |
| 588 (r'.+', Comment.Multiline), | |
| 589 (r'\n', Text, 'root'), | |
| 590 ], | |
| 591 | |
| 592 'import': [ | |
| 593 (r'[ \t]+', Text), | |
| 594 (r'\S+', String), | |
| 595 (r'\n', Text, 'root'), | |
| 596 ], | |
| 597 | |
| 598 'old-style-attr': [ | |
| 599 (r'[^\s:="\[]+', Name.Attribute), | |
| 600 (r'#\{', String.Interpol, 'interpolation'), | |
| 601 (r'[ \t]*=', Operator, 'value'), | |
| 602 default('value'), | |
| 603 ], | |
| 604 | |
| 605 'new-style-attr': [ | |
| 606 (r'[^\s:="\[]+', Name.Attribute), | |
| 607 (r'#\{', String.Interpol, 'interpolation'), | |
| 608 (r'[ \t]*[=:]', Operator, 'value'), | |
| 609 ], | |
| 610 | |
| 611 'inline-comment': [ | |
| 612 (r"(\\#|#(?=[^\n{])|\*(?=[^\n/])|[^\n#*])+", Comment.Multiline), | |
| 613 (r'#\{', String.Interpol, 'interpolation'), | |
| 614 (r"\*/", Comment, '#pop'), | |
| 615 ], | |
| 616 } | |
| 617 for group, common in common_sass_tokens.items(): | |
| 618 tokens[group] = copy.copy(common) | |
| 619 tokens['value'].append((r'\n', Text, 'root')) | |
| 620 tokens['selector'].append((r'\n', Text, 'root')) | |
| 621 | |
| 622 | |
| 623 class ScssLexer(RegexLexer): | |
| 624 """ | |
| 625 For SCSS stylesheets. | |
| 626 """ | |
| 627 | |
| 628 name = 'SCSS' | |
| 629 aliases = ['scss'] | |
| 630 filenames = ['*.scss'] | |
| 631 mimetypes = ['text/x-scss'] | |
| 632 | |
| 633 flags = re.IGNORECASE | re.DOTALL | |
| 634 tokens = { | |
| 635 'root': [ | |
| 636 (r'\s+', Text), | |
| 637 (r'//.*?\n', Comment.Single), | |
| 638 (r'/\*.*?\*/', Comment.Multiline), | |
| 639 (r'@import', Keyword, 'value'), | |
| 640 (r'@for', Keyword, 'for'), | |
| 641 (r'@(debug|warn|if|while)', Keyword, 'value'), | |
| 642 (r'(@mixin)( [\w-]+)', bygroups(Keyword, Name.Function), 'value'), | |
| 643 (r'(@include)( [\w-]+)', bygroups(Keyword, Name.Decorator), 'value'), | |
| 644 (r'@extend', Keyword, 'selector'), | |
| 645 (r'(@media)(\s+)', bygroups(Keyword, Text), 'value'), | |
| 646 (r'@[\w-]+', Keyword, 'selector'), | |
| 647 (r'(\$[\w-]*\w)([ \t]*:)', bygroups(Name.Variable, Operator), 'value'), | |
| 648 # TODO: broken, and prone to infinite loops. | |
| 649 # (r'(?=[^;{}][;}])', Name.Attribute, 'attr'), | |
| 650 # (r'(?=[^;{}:]+:[^a-z])', Name.Attribute, 'attr'), | |
| 651 default('selector'), | |
| 652 ], | |
| 653 | |
| 654 'attr': [ | |
| 655 (r'[^\s:="\[]+', Name.Attribute), | |
| 656 (r'#\{', String.Interpol, 'interpolation'), | |
| 657 (r'[ \t]*:', Operator, 'value'), | |
| 658 default('#pop'), | |
| 659 ], | |
| 660 | |
| 661 'inline-comment': [ | |
| 662 (r"(\\#|#(?=[^{])|\*(?=[^/])|[^#*])+", Comment.Multiline), | |
| 663 (r'#\{', String.Interpol, 'interpolation'), | |
| 664 (r"\*/", Comment, '#pop'), | |
| 665 ], | |
| 666 } | |
| 667 for group, common in common_sass_tokens.items(): | |
| 668 tokens[group] = copy.copy(common) | |
| 669 tokens['value'].extend([(r'\n', Text), (r'[;{}]', Punctuation, '#pop')]) | |
| 670 tokens['selector'].extend([(r'\n', Text), (r'[;{}]', Punctuation, '#pop')]) | |
| 671 | |
| 672 | |
| 673 class LessCssLexer(CssLexer): | |
| 674 """ | |
| 675 For `LESS <http://lesscss.org/>`_ styleshets. | |
| 676 | |
| 677 .. versionadded:: 2.1 | |
| 678 """ | |
| 679 | |
| 680 name = 'LessCss' | |
| 681 aliases = ['less'] | |
| 682 filenames = ['*.less'] | |
| 683 mimetypes = ['text/x-less-css'] | |
| 684 | |
| 685 tokens = { | |
| 686 'root': [ | |
| 687 (r'@\w+', Name.Variable), | |
| 688 inherit, | |
| 689 ], | |
| 690 'content': [ | |
| 691 (r'\{', Punctuation, '#push'), | |
| 692 inherit, | |
| 693 ], | |
| 694 } |
