source: node_modules/refractor/lang/stylus.js

'use strict'

module.exports = stylus
stylus.displayName = 'stylus'
stylus.aliases = []
function stylus(Prism) {
  ;(function (Prism) {
    var unit = {
      pattern: /(\b\d+)(?:%|[a-z]+)/,
      lookbehind: true
    } // 123 -123 .123 -.123 12.3 -12.3
    var number = {
      pattern: /(^|[^\w.-])-?(?:\d+(?:\.\d+)?|\.\d+)/,
      lookbehind: true
    }
    var inside = {
      comment: {
        pattern: /(^|[^\\])(?:\/\*[\s\S]*?\*\/|\/\/.*)/,
        lookbehind: true
      },
      url: {
        pattern: /\burl\((["']?).*?\1\)/i,
        greedy: true
      },
      string: {
        pattern: /("|')(?:(?!\1)[^\\\r\n]|\\(?:\r\n|[\s\S]))*\1/,
        greedy: true
      },
      interpolation: null,
      // See below
      func: null,
      // See below
      important: /\B!(?:important|optional)\b/i,
      keyword: {
        pattern: /(^|\s+)(?:(?:else|for|if|return|unless)(?=\s|$)|@[\w-]+)/,
        lookbehind: true
      },
      hexcode: /#[\da-f]{3,6}/i,
      color: [
        /\b(?:AliceBlue|AntiqueWhite|Aqua|Aquamarine|Azure|Beige|Bisque|Black|BlanchedAlmond|Blue|BlueViolet|Brown|BurlyWood|CadetBlue|Chartreuse|Chocolate|Coral|CornflowerBlue|Cornsilk|Crimson|Cyan|DarkBlue|DarkCyan|DarkGoldenRod|DarkGr[ae]y|DarkGreen|DarkKhaki|DarkMagenta|DarkOliveGreen|DarkOrange|DarkOrchid|DarkRed|DarkSalmon|DarkSeaGreen|DarkSlateBlue|DarkSlateGr[ae]y|DarkTurquoise|DarkViolet|DeepPink|DeepSkyBlue|DimGr[ae]y|DodgerBlue|FireBrick|FloralWhite|ForestGreen|Fuchsia|Gainsboro|GhostWhite|Gold|GoldenRod|Gr[ae]y|Green|GreenYellow|HoneyDew|HotPink|IndianRed|Indigo|Ivory|Khaki|Lavender|LavenderBlush|LawnGreen|LemonChiffon|LightBlue|LightCoral|LightCyan|LightGoldenRodYellow|LightGr[ae]y|LightGreen|LightPink|LightSalmon|LightSeaGreen|LightSkyBlue|LightSlateGr[ae]y|LightSteelBlue|LightYellow|Lime|LimeGreen|Linen|Magenta|Maroon|MediumAquaMarine|MediumBlue|MediumOrchid|MediumPurple|MediumSeaGreen|MediumSlateBlue|MediumSpringGreen|MediumTurquoise|MediumVioletRed|MidnightBlue|MintCream|MistyRose|Moccasin|NavajoWhite|Navy|OldLace|Olive|OliveDrab|Orange|OrangeRed|Orchid|PaleGoldenRod|PaleGreen|PaleTurquoise|PaleVioletRed|PapayaWhip|PeachPuff|Peru|Pink|Plum|PowderBlue|Purple|Red|RosyBrown|RoyalBlue|SaddleBrown|Salmon|SandyBrown|SeaGreen|SeaShell|Sienna|Silver|SkyBlue|SlateBlue|SlateGr[ae]y|Snow|SpringGreen|SteelBlue|Tan|Teal|Thistle|Tomato|Transparent|Turquoise|Violet|Wheat|White|WhiteSmoke|Yellow|YellowGreen)\b/i,
        {
          pattern:
            /\b(?:hsl|rgb)\(\s*\d{1,3}\s*,\s*\d{1,3}%?\s*,\s*\d{1,3}%?\s*\)\B|\b(?:hsl|rgb)a\(\s*\d{1,3}\s*,\s*\d{1,3}%?\s*,\s*\d{1,3}%?\s*,\s*(?:0|0?\.\d+|1)\s*\)\B/i,
          inside: {
            unit: unit,
            number: number,
            function: /[\w-]+(?=\()/,
            punctuation: /[(),]/
          }
        }
      ],
      entity: /\\[\da-f]{1,8}/i,
      unit: unit,
      boolean: /\b(?:false|true)\b/,
      operator: [
        // We want non-word chars around "-" because it is
        // accepted in property names.
        /~|[+!\/%<>?=]=?|[-:]=|\*[*=]?|\.{2,3}|&&|\|\||\B-\B|\b(?:and|in|is(?: a| defined| not|nt)?|not|or)\b/
      ],
      number: number,
      punctuation: /[{}()\[\];:,]/
    }
    inside['interpolation'] = {
      pattern: /\{[^\r\n}:]+\}/,
      alias: 'variable',
      inside: {
        delimiter: {
          pattern: /^\{|\}$/,
          alias: 'punctuation'
        },
        rest: inside
      }
    }
    inside['func'] = {
      pattern: /[\w-]+\([^)]*\).*/,
      inside: {
        function: /^[^(]+/,
        rest: inside
      }
    }
    Prism.languages.stylus = {
      'atrule-declaration': {
        pattern: /(^[ \t]*)@.+/m,
        lookbehind: true,
        inside: {
          atrule: /^@[\w-]+/,
          rest: inside
        }
      },
      'variable-declaration': {
        pattern: /(^[ \t]*)[\w$-]+\s*.?=[ \t]*(?:\{[^{}]*\}|\S.*|$)/m,
        lookbehind: true,
        inside: {
          variable: /^\S+/,
          rest: inside
        }
      },
      statement: {
        pattern: /(^[ \t]*)(?:else|for|if|return|unless)[ \t].+/m,
        lookbehind: true,
        inside: {
          keyword: /^\S+/,
          rest: inside
        }
      },
      // A property/value pair cannot end with a comma or a brace
      // It cannot have indented content unless it ended with a semicolon
      'property-declaration': {
        pattern:
          /((?:^|\{)([ \t]*))(?:[\w-]|\{[^}\r\n]+\})+(?:\s*:\s*|[ \t]+)(?!\s)[^{\r\n]*(?:;|[^{\r\n,]$(?!(?:\r?\n|\r)(?:\{|\2[ \t])))/m,
        lookbehind: true,
        inside: {
          property: {
            pattern: /^[^\s:]+/,
            inside: {
              interpolation: inside.interpolation
            }
          },
          rest: inside
        }
      },
      // A selector can contain parentheses only as part of a pseudo-element
      // It can span multiple lines.
      // It must end with a comma or an accolade or have indented content.
      selector: {
        pattern:
          /(^[ \t]*)(?:(?=\S)(?:[^{}\r\n:()]|::?[\w-]+(?:\([^)\r\n]*\)|(?![\w-]))|\{[^}\r\n]+\})+)(?:(?:\r?\n|\r)(?:\1(?:(?=\S)(?:[^{}\r\n:()]|::?[\w-]+(?:\([^)\r\n]*\)|(?![\w-]))|\{[^}\r\n]+\})+)))*(?:,$|\{|(?=(?:\r?\n|\r)(?:\{|\1[ \t])))/m,
        lookbehind: true,
        inside: {
          interpolation: inside.interpolation,
          comment: inside.comment,
          punctuation: /[{},]/
        }
      },
      func: inside.func,
      string: inside.string,
      comment: {
        pattern: /(^|[^\\])(?:\/\*[\s\S]*?\*\/|\/\/.*)/,
        lookbehind: true,
        greedy: true
      },
      interpolation: inside.interpolation,
      punctuation: /[{}()\[\];:.]/
    }
  })(Prism)
}