1051 lines
21 KiB
JavaScript
1051 lines
21 KiB
JavaScript
const MODES = (hljs) => {
|
||
return {
|
||
IMPORTANT: {
|
||
scope: 'meta',
|
||
begin: '!important'
|
||
},
|
||
BLOCK_COMMENT: hljs.C_BLOCK_COMMENT_MODE,
|
||
HEXCOLOR: {
|
||
scope: 'number',
|
||
begin: /#(([0-9a-fA-F]{3,4})|(([0-9a-fA-F]{2}){3,4}))\b/
|
||
},
|
||
FUNCTION_DISPATCH: {
|
||
className: "built_in",
|
||
begin: /[\w-]+(?=\()/
|
||
},
|
||
ATTRIBUTE_SELECTOR_MODE: {
|
||
scope: 'selector-attr',
|
||
begin: /\[/,
|
||
end: /\]/,
|
||
illegal: '$',
|
||
contains: [
|
||
hljs.APOS_STRING_MODE,
|
||
hljs.QUOTE_STRING_MODE
|
||
]
|
||
},
|
||
CSS_NUMBER_MODE: {
|
||
scope: 'number',
|
||
begin: hljs.NUMBER_RE + '(' +
|
||
'%|em|ex|ch|rem' +
|
||
'|vw|vh|vmin|vmax' +
|
||
'|cm|mm|in|pt|pc|px' +
|
||
'|deg|grad|rad|turn' +
|
||
'|s|ms' +
|
||
'|Hz|kHz' +
|
||
'|dpi|dpcm|dppx' +
|
||
')?',
|
||
relevance: 0
|
||
},
|
||
CSS_VARIABLE: {
|
||
className: "attr",
|
||
begin: /--[A-Za-z_][A-Za-z0-9_-]*/
|
||
}
|
||
};
|
||
};
|
||
|
||
const HTML_TAGS = [
|
||
'a',
|
||
'abbr',
|
||
'address',
|
||
'article',
|
||
'aside',
|
||
'audio',
|
||
'b',
|
||
'blockquote',
|
||
'body',
|
||
'button',
|
||
'canvas',
|
||
'caption',
|
||
'cite',
|
||
'code',
|
||
'dd',
|
||
'del',
|
||
'details',
|
||
'dfn',
|
||
'div',
|
||
'dl',
|
||
'dt',
|
||
'em',
|
||
'fieldset',
|
||
'figcaption',
|
||
'figure',
|
||
'footer',
|
||
'form',
|
||
'h1',
|
||
'h2',
|
||
'h3',
|
||
'h4',
|
||
'h5',
|
||
'h6',
|
||
'header',
|
||
'hgroup',
|
||
'html',
|
||
'i',
|
||
'iframe',
|
||
'img',
|
||
'input',
|
||
'ins',
|
||
'kbd',
|
||
'label',
|
||
'legend',
|
||
'li',
|
||
'main',
|
||
'mark',
|
||
'menu',
|
||
'nav',
|
||
'object',
|
||
'ol',
|
||
'optgroup',
|
||
'option',
|
||
'p',
|
||
'picture',
|
||
'q',
|
||
'quote',
|
||
'samp',
|
||
'section',
|
||
'select',
|
||
'source',
|
||
'span',
|
||
'strong',
|
||
'summary',
|
||
'sup',
|
||
'table',
|
||
'tbody',
|
||
'td',
|
||
'textarea',
|
||
'tfoot',
|
||
'th',
|
||
'thead',
|
||
'time',
|
||
'tr',
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||
'ul',
|
||
'var',
|
||
'video'
|
||
];
|
||
|
||
const SVG_TAGS = [
|
||
'defs',
|
||
'g',
|
||
'marker',
|
||
'mask',
|
||
'pattern',
|
||
'svg',
|
||
'switch',
|
||
'symbol',
|
||
'feBlend',
|
||
'feColorMatrix',
|
||
'feComponentTransfer',
|
||
'feComposite',
|
||
'feConvolveMatrix',
|
||
'feDiffuseLighting',
|
||
'feDisplacementMap',
|
||
'feFlood',
|
||
'feGaussianBlur',
|
||
'feImage',
|
||
'feMerge',
|
||
'feMorphology',
|
||
'feOffset',
|
||
'feSpecularLighting',
|
||
'feTile',
|
||
'feTurbulence',
|
||
'linearGradient',
|
||
'radialGradient',
|
||
'stop',
|
||
'circle',
|
||
'ellipse',
|
||
'image',
|
||
'line',
|
||
'path',
|
||
'polygon',
|
||
'polyline',
|
||
'rect',
|
||
'text',
|
||
'use',
|
||
'textPath',
|
||
'tspan',
|
||
'foreignObject',
|
||
'clipPath'
|
||
];
|
||
|
||
const TAGS = [
|
||
...HTML_TAGS,
|
||
...SVG_TAGS,
|
||
];
|
||
|
||
// Sorting, then reversing makes sure longer attributes/elements like
|
||
// `font-weight` are matched fully instead of getting false positives on say `font`
|
||
|
||
const MEDIA_FEATURES = [
|
||
'any-hover',
|
||
'any-pointer',
|
||
'aspect-ratio',
|
||
'color',
|
||
'color-gamut',
|
||
'color-index',
|
||
'device-aspect-ratio',
|
||
'device-height',
|
||
'device-width',
|
||
'display-mode',
|
||
'forced-colors',
|
||
'grid',
|
||
'height',
|
||
'hover',
|
||
'inverted-colors',
|
||
'monochrome',
|
||
'orientation',
|
||
'overflow-block',
|
||
'overflow-inline',
|
||
'pointer',
|
||
'prefers-color-scheme',
|
||
'prefers-contrast',
|
||
'prefers-reduced-motion',
|
||
'prefers-reduced-transparency',
|
||
'resolution',
|
||
'scan',
|
||
'scripting',
|
||
'update',
|
||
'width',
|
||
// TODO: find a better solution?
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||
'min-width',
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||
'max-width',
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||
'min-height',
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||
'max-height'
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||
].sort().reverse();
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||
|
||
// https://developer.mozilla.org/en-US/docs/Web/CSS/Pseudo-classes
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||
const PSEUDO_CLASSES = [
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||
'active',
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||
'any-link',
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||
'blank',
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||
'checked',
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||
'current',
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||
'default',
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||
'defined',
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||
'dir', // dir()
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||
'disabled',
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||
'drop',
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||
'empty',
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||
'enabled',
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||
'first',
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||
'first-child',
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||
'first-of-type',
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||
'fullscreen',
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||
'future',
|
||
'focus',
|
||
'focus-visible',
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||
'focus-within',
|
||
'has', // has()
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||
'host', // host or host()
|
||
'host-context', // host-context()
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||
'hover',
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||
'indeterminate',
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||
'in-range',
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||
'invalid',
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||
'is', // is()
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||
'lang', // lang()
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||
'last-child',
|
||
'last-of-type',
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||
'left',
|
||
'link',
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||
'local-link',
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||
'not', // not()
|
||
'nth-child', // nth-child()
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||
'nth-col', // nth-col()
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||
'nth-last-child', // nth-last-child()
|
||
'nth-last-col', // nth-last-col()
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||
'nth-last-of-type', //nth-last-of-type()
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||
'nth-of-type', //nth-of-type()
|
||
'only-child',
|
||
'only-of-type',
|
||
'optional',
|
||
'out-of-range',
|
||
'past',
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||
'placeholder-shown',
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||
'read-only',
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||
'read-write',
|
||
'required',
|
||
'right',
|
||
'root',
|
||
'scope',
|
||
'target',
|
||
'target-within',
|
||
'user-invalid',
|
||
'valid',
|
||
'visited',
|
||
'where' // where()
|
||
].sort().reverse();
|
||
|
||
// https://developer.mozilla.org/en-US/docs/Web/CSS/Pseudo-elements
|
||
const PSEUDO_ELEMENTS = [
|
||
'after',
|
||
'backdrop',
|
||
'before',
|
||
'cue',
|
||
'cue-region',
|
||
'first-letter',
|
||
'first-line',
|
||
'grammar-error',
|
||
'marker',
|
||
'part',
|
||
'placeholder',
|
||
'selection',
|
||
'slotted',
|
||
'spelling-error'
|
||
].sort().reverse();
|
||
|
||
const ATTRIBUTES = [
|
||
'accent-color',
|
||
'align-content',
|
||
'align-items',
|
||
'align-self',
|
||
'alignment-baseline',
|
||
'all',
|
||
'anchor-name',
|
||
'animation',
|
||
'animation-composition',
|
||
'animation-delay',
|
||
'animation-direction',
|
||
'animation-duration',
|
||
'animation-fill-mode',
|
||
'animation-iteration-count',
|
||
'animation-name',
|
||
'animation-play-state',
|
||
'animation-range',
|
||
'animation-range-end',
|
||
'animation-range-start',
|
||
'animation-timeline',
|
||
'animation-timing-function',
|
||
'appearance',
|
||
'aspect-ratio',
|
||
'backdrop-filter',
|
||
'backface-visibility',
|
||
'background',
|
||
'background-attachment',
|
||
'background-blend-mode',
|
||
'background-clip',
|
||
'background-color',
|
||
'background-image',
|
||
'background-origin',
|
||
'background-position',
|
||
'background-position-x',
|
||
'background-position-y',
|
||
'background-repeat',
|
||
'background-size',
|
||
'baseline-shift',
|
||
'block-size',
|
||
'border',
|
||
'border-block',
|
||
'border-block-color',
|
||
'border-block-end',
|
||
'border-block-end-color',
|
||
'border-block-end-style',
|
||
'border-block-end-width',
|
||
'border-block-start',
|
||
'border-block-start-color',
|
||
'border-block-start-style',
|
||
'border-block-start-width',
|
||
'border-block-style',
|
||
'border-block-width',
|
||
'border-bottom',
|
||
'border-bottom-color',
|
||
'border-bottom-left-radius',
|
||
'border-bottom-right-radius',
|
||
'border-bottom-style',
|
||
'border-bottom-width',
|
||
'border-collapse',
|
||
'border-color',
|
||
'border-end-end-radius',
|
||
'border-end-start-radius',
|
||
'border-image',
|
||
'border-image-outset',
|
||
'border-image-repeat',
|
||
'border-image-slice',
|
||
'border-image-source',
|
||
'border-image-width',
|
||
'border-inline',
|
||
'border-inline-color',
|
||
'border-inline-end',
|
||
'border-inline-end-color',
|
||
'border-inline-end-style',
|
||
'border-inline-end-width',
|
||
'border-inline-start',
|
||
'border-inline-start-color',
|
||
'border-inline-start-style',
|
||
'border-inline-start-width',
|
||
'border-inline-style',
|
||
'border-inline-width',
|
||
'border-left',
|
||
'border-left-color',
|
||
'border-left-style',
|
||
'border-left-width',
|
||
'border-radius',
|
||
'border-right',
|
||
'border-right-color',
|
||
'border-right-style',
|
||
'border-right-width',
|
||
'border-spacing',
|
||
'border-start-end-radius',
|
||
'border-start-start-radius',
|
||
'border-style',
|
||
'border-top',
|
||
'border-top-color',
|
||
'border-top-left-radius',
|
||
'border-top-right-radius',
|
||
'border-top-style',
|
||
'border-top-width',
|
||
'border-width',
|
||
'bottom',
|
||
'box-align',
|
||
'box-decoration-break',
|
||
'box-direction',
|
||
'box-flex',
|
||
'box-flex-group',
|
||
'box-lines',
|
||
'box-ordinal-group',
|
||
'box-orient',
|
||
'box-pack',
|
||
'box-shadow',
|
||
'box-sizing',
|
||
'break-after',
|
||
'break-before',
|
||
'break-inside',
|
||
'caption-side',
|
||
'caret-color',
|
||
'clear',
|
||
'clip',
|
||
'clip-path',
|
||
'clip-rule',
|
||
'color',
|
||
'color-interpolation',
|
||
'color-interpolation-filters',
|
||
'color-profile',
|
||
'color-rendering',
|
||
'color-scheme',
|
||
'column-count',
|
||
'column-fill',
|
||
'column-gap',
|
||
'column-rule',
|
||
'column-rule-color',
|
||
'column-rule-style',
|
||
'column-rule-width',
|
||
'column-span',
|
||
'column-width',
|
||
'columns',
|
||
'contain',
|
||
'contain-intrinsic-block-size',
|
||
'contain-intrinsic-height',
|
||
'contain-intrinsic-inline-size',
|
||
'contain-intrinsic-size',
|
||
'contain-intrinsic-width',
|
||
'container',
|
||
'container-name',
|
||
'container-type',
|
||
'content',
|
||
'content-visibility',
|
||
'counter-increment',
|
||
'counter-reset',
|
||
'counter-set',
|
||
'cue',
|
||
'cue-after',
|
||
'cue-before',
|
||
'cursor',
|
||
'cx',
|
||
'cy',
|
||
'direction',
|
||
'display',
|
||
'dominant-baseline',
|
||
'empty-cells',
|
||
'enable-background',
|
||
'field-sizing',
|
||
'fill',
|
||
'fill-opacity',
|
||
'fill-rule',
|
||
'filter',
|
||
'flex',
|
||
'flex-basis',
|
||
'flex-direction',
|
||
'flex-flow',
|
||
'flex-grow',
|
||
'flex-shrink',
|
||
'flex-wrap',
|
||
'float',
|
||
'flood-color',
|
||
'flood-opacity',
|
||
'flow',
|
||
'font',
|
||
'font-display',
|
||
'font-family',
|
||
'font-feature-settings',
|
||
'font-kerning',
|
||
'font-language-override',
|
||
'font-optical-sizing',
|
||
'font-palette',
|
||
'font-size',
|
||
'font-size-adjust',
|
||
'font-smooth',
|
||
'font-smoothing',
|
||
'font-stretch',
|
||
'font-style',
|
||
'font-synthesis',
|
||
'font-synthesis-position',
|
||
'font-synthesis-small-caps',
|
||
'font-synthesis-style',
|
||
'font-synthesis-weight',
|
||
'font-variant',
|
||
'font-variant-alternates',
|
||
'font-variant-caps',
|
||
'font-variant-east-asian',
|
||
'font-variant-emoji',
|
||
'font-variant-ligatures',
|
||
'font-variant-numeric',
|
||
'font-variant-position',
|
||
'font-variation-settings',
|
||
'font-weight',
|
||
'forced-color-adjust',
|
||
'gap',
|
||
'glyph-orientation-horizontal',
|
||
'glyph-orientation-vertical',
|
||
'grid',
|
||
'grid-area',
|
||
'grid-auto-columns',
|
||
'grid-auto-flow',
|
||
'grid-auto-rows',
|
||
'grid-column',
|
||
'grid-column-end',
|
||
'grid-column-start',
|
||
'grid-gap',
|
||
'grid-row',
|
||
'grid-row-end',
|
||
'grid-row-start',
|
||
'grid-template',
|
||
'grid-template-areas',
|
||
'grid-template-columns',
|
||
'grid-template-rows',
|
||
'hanging-punctuation',
|
||
'height',
|
||
'hyphenate-character',
|
||
'hyphenate-limit-chars',
|
||
'hyphens',
|
||
'icon',
|
||
'image-orientation',
|
||
'image-rendering',
|
||
'image-resolution',
|
||
'ime-mode',
|
||
'initial-letter',
|
||
'initial-letter-align',
|
||
'inline-size',
|
||
'inset',
|
||
'inset-area',
|
||
'inset-block',
|
||
'inset-block-end',
|
||
'inset-block-start',
|
||
'inset-inline',
|
||
'inset-inline-end',
|
||
'inset-inline-start',
|
||
'isolation',
|
||
'justify-content',
|
||
'justify-items',
|
||
'justify-self',
|
||
'kerning',
|
||
'left',
|
||
'letter-spacing',
|
||
'lighting-color',
|
||
'line-break',
|
||
'line-height',
|
||
'line-height-step',
|
||
'list-style',
|
||
'list-style-image',
|
||
'list-style-position',
|
||
'list-style-type',
|
||
'margin',
|
||
'margin-block',
|
||
'margin-block-end',
|
||
'margin-block-start',
|
||
'margin-bottom',
|
||
'margin-inline',
|
||
'margin-inline-end',
|
||
'margin-inline-start',
|
||
'margin-left',
|
||
'margin-right',
|
||
'margin-top',
|
||
'margin-trim',
|
||
'marker',
|
||
'marker-end',
|
||
'marker-mid',
|
||
'marker-start',
|
||
'marks',
|
||
'mask',
|
||
'mask-border',
|
||
'mask-border-mode',
|
||
'mask-border-outset',
|
||
'mask-border-repeat',
|
||
'mask-border-slice',
|
||
'mask-border-source',
|
||
'mask-border-width',
|
||
'mask-clip',
|
||
'mask-composite',
|
||
'mask-image',
|
||
'mask-mode',
|
||
'mask-origin',
|
||
'mask-position',
|
||
'mask-repeat',
|
||
'mask-size',
|
||
'mask-type',
|
||
'masonry-auto-flow',
|
||
'math-depth',
|
||
'math-shift',
|
||
'math-style',
|
||
'max-block-size',
|
||
'max-height',
|
||
'max-inline-size',
|
||
'max-width',
|
||
'min-block-size',
|
||
'min-height',
|
||
'min-inline-size',
|
||
'min-width',
|
||
'mix-blend-mode',
|
||
'nav-down',
|
||
'nav-index',
|
||
'nav-left',
|
||
'nav-right',
|
||
'nav-up',
|
||
'none',
|
||
'normal',
|
||
'object-fit',
|
||
'object-position',
|
||
'offset',
|
||
'offset-anchor',
|
||
'offset-distance',
|
||
'offset-path',
|
||
'offset-position',
|
||
'offset-rotate',
|
||
'opacity',
|
||
'order',
|
||
'orphans',
|
||
'outline',
|
||
'outline-color',
|
||
'outline-offset',
|
||
'outline-style',
|
||
'outline-width',
|
||
'overflow',
|
||
'overflow-anchor',
|
||
'overflow-block',
|
||
'overflow-clip-margin',
|
||
'overflow-inline',
|
||
'overflow-wrap',
|
||
'overflow-x',
|
||
'overflow-y',
|
||
'overlay',
|
||
'overscroll-behavior',
|
||
'overscroll-behavior-block',
|
||
'overscroll-behavior-inline',
|
||
'overscroll-behavior-x',
|
||
'overscroll-behavior-y',
|
||
'padding',
|
||
'padding-block',
|
||
'padding-block-end',
|
||
'padding-block-start',
|
||
'padding-bottom',
|
||
'padding-inline',
|
||
'padding-inline-end',
|
||
'padding-inline-start',
|
||
'padding-left',
|
||
'padding-right',
|
||
'padding-top',
|
||
'page',
|
||
'page-break-after',
|
||
'page-break-before',
|
||
'page-break-inside',
|
||
'paint-order',
|
||
'pause',
|
||
'pause-after',
|
||
'pause-before',
|
||
'perspective',
|
||
'perspective-origin',
|
||
'place-content',
|
||
'place-items',
|
||
'place-self',
|
||
'pointer-events',
|
||
'position',
|
||
'position-anchor',
|
||
'position-visibility',
|
||
'print-color-adjust',
|
||
'quotes',
|
||
'r',
|
||
'resize',
|
||
'rest',
|
||
'rest-after',
|
||
'rest-before',
|
||
'right',
|
||
'rotate',
|
||
'row-gap',
|
||
'ruby-align',
|
||
'ruby-position',
|
||
'scale',
|
||
'scroll-behavior',
|
||
'scroll-margin',
|
||
'scroll-margin-block',
|
||
'scroll-margin-block-end',
|
||
'scroll-margin-block-start',
|
||
'scroll-margin-bottom',
|
||
'scroll-margin-inline',
|
||
'scroll-margin-inline-end',
|
||
'scroll-margin-inline-start',
|
||
'scroll-margin-left',
|
||
'scroll-margin-right',
|
||
'scroll-margin-top',
|
||
'scroll-padding',
|
||
'scroll-padding-block',
|
||
'scroll-padding-block-end',
|
||
'scroll-padding-block-start',
|
||
'scroll-padding-bottom',
|
||
'scroll-padding-inline',
|
||
'scroll-padding-inline-end',
|
||
'scroll-padding-inline-start',
|
||
'scroll-padding-left',
|
||
'scroll-padding-right',
|
||
'scroll-padding-top',
|
||
'scroll-snap-align',
|
||
'scroll-snap-stop',
|
||
'scroll-snap-type',
|
||
'scroll-timeline',
|
||
'scroll-timeline-axis',
|
||
'scroll-timeline-name',
|
||
'scrollbar-color',
|
||
'scrollbar-gutter',
|
||
'scrollbar-width',
|
||
'shape-image-threshold',
|
||
'shape-margin',
|
||
'shape-outside',
|
||
'shape-rendering',
|
||
'speak',
|
||
'speak-as',
|
||
'src', // @font-face
|
||
'stop-color',
|
||
'stop-opacity',
|
||
'stroke',
|
||
'stroke-dasharray',
|
||
'stroke-dashoffset',
|
||
'stroke-linecap',
|
||
'stroke-linejoin',
|
||
'stroke-miterlimit',
|
||
'stroke-opacity',
|
||
'stroke-width',
|
||
'tab-size',
|
||
'table-layout',
|
||
'text-align',
|
||
'text-align-all',
|
||
'text-align-last',
|
||
'text-anchor',
|
||
'text-combine-upright',
|
||
'text-decoration',
|
||
'text-decoration-color',
|
||
'text-decoration-line',
|
||
'text-decoration-skip',
|
||
'text-decoration-skip-ink',
|
||
'text-decoration-style',
|
||
'text-decoration-thickness',
|
||
'text-emphasis',
|
||
'text-emphasis-color',
|
||
'text-emphasis-position',
|
||
'text-emphasis-style',
|
||
'text-indent',
|
||
'text-justify',
|
||
'text-orientation',
|
||
'text-overflow',
|
||
'text-rendering',
|
||
'text-shadow',
|
||
'text-size-adjust',
|
||
'text-transform',
|
||
'text-underline-offset',
|
||
'text-underline-position',
|
||
'text-wrap',
|
||
'text-wrap-mode',
|
||
'text-wrap-style',
|
||
'timeline-scope',
|
||
'top',
|
||
'touch-action',
|
||
'transform',
|
||
'transform-box',
|
||
'transform-origin',
|
||
'transform-style',
|
||
'transition',
|
||
'transition-behavior',
|
||
'transition-delay',
|
||
'transition-duration',
|
||
'transition-property',
|
||
'transition-timing-function',
|
||
'translate',
|
||
'unicode-bidi',
|
||
'user-modify',
|
||
'user-select',
|
||
'vector-effect',
|
||
'vertical-align',
|
||
'view-timeline',
|
||
'view-timeline-axis',
|
||
'view-timeline-inset',
|
||
'view-timeline-name',
|
||
'view-transition-name',
|
||
'visibility',
|
||
'voice-balance',
|
||
'voice-duration',
|
||
'voice-family',
|
||
'voice-pitch',
|
||
'voice-range',
|
||
'voice-rate',
|
||
'voice-stress',
|
||
'voice-volume',
|
||
'white-space',
|
||
'white-space-collapse',
|
||
'widows',
|
||
'width',
|
||
'will-change',
|
||
'word-break',
|
||
'word-spacing',
|
||
'word-wrap',
|
||
'writing-mode',
|
||
'x',
|
||
'y',
|
||
'z-index',
|
||
'zoom'
|
||
].sort().reverse();
|
||
|
||
// some grammars use them all as a single group
|
||
const PSEUDO_SELECTORS = PSEUDO_CLASSES.concat(PSEUDO_ELEMENTS).sort().reverse();
|
||
|
||
/*
|
||
Language: Less
|
||
Description: It's CSS, with just a little more.
|
||
Author: Max Mikhailov <seven.phases.max@gmail.com>
|
||
Website: http://lesscss.org
|
||
Category: common, css, web
|
||
*/
|
||
|
||
|
||
/** @type LanguageFn */
|
||
function less(hljs) {
|
||
const modes = MODES(hljs);
|
||
const PSEUDO_SELECTORS$1 = PSEUDO_SELECTORS;
|
||
|
||
const AT_MODIFIERS = "and or not only";
|
||
const IDENT_RE = '[\\w-]+'; // yes, Less identifiers may begin with a digit
|
||
const INTERP_IDENT_RE = '(' + IDENT_RE + '|@\\{' + IDENT_RE + '\\})';
|
||
|
||
/* Generic Modes */
|
||
|
||
const RULES = []; const VALUE_MODES = []; // forward def. for recursive modes
|
||
|
||
const STRING_MODE = function(c) {
|
||
return {
|
||
// Less strings are not multiline (also include '~' for more consistent coloring of "escaped" strings)
|
||
className: 'string',
|
||
begin: '~?' + c + '.*?' + c
|
||
};
|
||
};
|
||
|
||
const IDENT_MODE = function(name, begin, relevance) {
|
||
return {
|
||
className: name,
|
||
begin: begin,
|
||
relevance: relevance
|
||
};
|
||
};
|
||
|
||
const AT_KEYWORDS = {
|
||
$pattern: /[a-z-]+/,
|
||
keyword: AT_MODIFIERS,
|
||
attribute: MEDIA_FEATURES.join(" ")
|
||
};
|
||
|
||
const PARENS_MODE = {
|
||
// used only to properly balance nested parens inside mixin call, def. arg list
|
||
begin: '\\(',
|
||
end: '\\)',
|
||
contains: VALUE_MODES,
|
||
keywords: AT_KEYWORDS,
|
||
relevance: 0
|
||
};
|
||
|
||
// generic Less highlighter (used almost everywhere except selectors):
|
||
VALUE_MODES.push(
|
||
hljs.C_LINE_COMMENT_MODE,
|
||
hljs.C_BLOCK_COMMENT_MODE,
|
||
STRING_MODE("'"),
|
||
STRING_MODE('"'),
|
||
modes.CSS_NUMBER_MODE, // fixme: it does not include dot for numbers like .5em :(
|
||
{
|
||
begin: '(url|data-uri)\\(',
|
||
starts: {
|
||
className: 'string',
|
||
end: '[\\)\\n]',
|
||
excludeEnd: true
|
||
}
|
||
},
|
||
modes.HEXCOLOR,
|
||
PARENS_MODE,
|
||
IDENT_MODE('variable', '@@?' + IDENT_RE, 10),
|
||
IDENT_MODE('variable', '@\\{' + IDENT_RE + '\\}'),
|
||
IDENT_MODE('built_in', '~?`[^`]*?`'), // inline javascript (or whatever host language) *multiline* string
|
||
{ // @media features (it’s here to not duplicate things in AT_RULE_MODE with extra PARENS_MODE overriding):
|
||
className: 'attribute',
|
||
begin: IDENT_RE + '\\s*:',
|
||
end: ':',
|
||
returnBegin: true,
|
||
excludeEnd: true
|
||
},
|
||
modes.IMPORTANT,
|
||
{ beginKeywords: 'and not' },
|
||
modes.FUNCTION_DISPATCH
|
||
);
|
||
|
||
const VALUE_WITH_RULESETS = VALUE_MODES.concat({
|
||
begin: /\{/,
|
||
end: /\}/,
|
||
contains: RULES
|
||
});
|
||
|
||
const MIXIN_GUARD_MODE = {
|
||
beginKeywords: 'when',
|
||
endsWithParent: true,
|
||
contains: [ { beginKeywords: 'and not' } ].concat(VALUE_MODES) // using this form to override VALUE’s 'function' match
|
||
};
|
||
|
||
/* Rule-Level Modes */
|
||
|
||
const RULE_MODE = {
|
||
begin: INTERP_IDENT_RE + '\\s*:',
|
||
returnBegin: true,
|
||
end: /[;}]/,
|
||
relevance: 0,
|
||
contains: [
|
||
{ begin: /-(webkit|moz|ms|o)-/ },
|
||
modes.CSS_VARIABLE,
|
||
{
|
||
className: 'attribute',
|
||
begin: '\\b(' + ATTRIBUTES.join('|') + ')\\b',
|
||
end: /(?=:)/,
|
||
starts: {
|
||
endsWithParent: true,
|
||
illegal: '[<=$]',
|
||
relevance: 0,
|
||
contains: VALUE_MODES
|
||
}
|
||
}
|
||
]
|
||
};
|
||
|
||
const AT_RULE_MODE = {
|
||
className: 'keyword',
|
||
begin: '@(import|media|charset|font-face|(-[a-z]+-)?keyframes|supports|document|namespace|page|viewport|host)\\b',
|
||
starts: {
|
||
end: '[;{}]',
|
||
keywords: AT_KEYWORDS,
|
||
returnEnd: true,
|
||
contains: VALUE_MODES,
|
||
relevance: 0
|
||
}
|
||
};
|
||
|
||
// variable definitions and calls
|
||
const VAR_RULE_MODE = {
|
||
className: 'variable',
|
||
variants: [
|
||
// using more strict pattern for higher relevance to increase chances of Less detection.
|
||
// this is *the only* Less specific statement used in most of the sources, so...
|
||
// (we’ll still often loose to the css-parser unless there's '//' comment,
|
||
// simply because 1 variable just can't beat 99 properties :)
|
||
{
|
||
begin: '@' + IDENT_RE + '\\s*:',
|
||
relevance: 15
|
||
},
|
||
{ begin: '@' + IDENT_RE }
|
||
],
|
||
starts: {
|
||
end: '[;}]',
|
||
returnEnd: true,
|
||
contains: VALUE_WITH_RULESETS
|
||
}
|
||
};
|
||
|
||
const SELECTOR_MODE = {
|
||
// first parse unambiguous selectors (i.e. those not starting with tag)
|
||
// then fall into the scary lookahead-discriminator variant.
|
||
// this mode also handles mixin definitions and calls
|
||
variants: [
|
||
{
|
||
begin: '[\\.#:&\\[>]',
|
||
end: '[;{}]' // mixin calls end with ';'
|
||
},
|
||
{
|
||
begin: INTERP_IDENT_RE,
|
||
end: /\{/
|
||
}
|
||
],
|
||
returnBegin: true,
|
||
returnEnd: true,
|
||
illegal: '[<=\'$"]',
|
||
relevance: 0,
|
||
contains: [
|
||
hljs.C_LINE_COMMENT_MODE,
|
||
hljs.C_BLOCK_COMMENT_MODE,
|
||
MIXIN_GUARD_MODE,
|
||
IDENT_MODE('keyword', 'all\\b'),
|
||
IDENT_MODE('variable', '@\\{' + IDENT_RE + '\\}'), // otherwise it’s identified as tag
|
||
|
||
{
|
||
begin: '\\b(' + TAGS.join('|') + ')\\b',
|
||
className: 'selector-tag'
|
||
},
|
||
modes.CSS_NUMBER_MODE,
|
||
IDENT_MODE('selector-tag', INTERP_IDENT_RE, 0),
|
||
IDENT_MODE('selector-id', '#' + INTERP_IDENT_RE),
|
||
IDENT_MODE('selector-class', '\\.' + INTERP_IDENT_RE, 0),
|
||
IDENT_MODE('selector-tag', '&', 0),
|
||
modes.ATTRIBUTE_SELECTOR_MODE,
|
||
{
|
||
className: 'selector-pseudo',
|
||
begin: ':(' + PSEUDO_CLASSES.join('|') + ')'
|
||
},
|
||
{
|
||
className: 'selector-pseudo',
|
||
begin: ':(:)?(' + PSEUDO_ELEMENTS.join('|') + ')'
|
||
},
|
||
{
|
||
begin: /\(/,
|
||
end: /\)/,
|
||
relevance: 0,
|
||
contains: VALUE_WITH_RULESETS
|
||
}, // argument list of parametric mixins
|
||
{ begin: '!important' }, // eat !important after mixin call or it will be colored as tag
|
||
modes.FUNCTION_DISPATCH
|
||
]
|
||
};
|
||
|
||
const PSEUDO_SELECTOR_MODE = {
|
||
begin: IDENT_RE + ':(:)?' + `(${PSEUDO_SELECTORS$1.join('|')})`,
|
||
returnBegin: true,
|
||
contains: [ SELECTOR_MODE ]
|
||
};
|
||
|
||
RULES.push(
|
||
hljs.C_LINE_COMMENT_MODE,
|
||
hljs.C_BLOCK_COMMENT_MODE,
|
||
AT_RULE_MODE,
|
||
VAR_RULE_MODE,
|
||
PSEUDO_SELECTOR_MODE,
|
||
RULE_MODE,
|
||
SELECTOR_MODE,
|
||
MIXIN_GUARD_MODE,
|
||
modes.FUNCTION_DISPATCH
|
||
);
|
||
|
||
return {
|
||
name: 'Less',
|
||
case_insensitive: true,
|
||
illegal: '[=>\'/<($"]',
|
||
contains: RULES
|
||
};
|
||
}
|
||
|
||
module.exports = less;
|