source.css.js

// This is a TextMate grammar distributed by `starry-night`.
// This grammar is developed at
// <https://github.com/atom/language-css>
// and licensed `mit`.
// See <https://github.com/wooorm/starry-night> for more info.
/**
 * @import {Grammar} from '@wooorm/starry-night'
 */

/** @type {Grammar} */
const grammar = {
  extensions: ['.css'],
  names: ['css'],
  patterns: [
    {include: '#comment-block'},
    {include: '#escapes'},
    {include: '#combinators'},
    {include: '#selector'},
    {include: '#at-rules'},
    {include: '#rule-list'}
  ],
  repository: {
    'at-rules': {
      patterns: [
        {
          begin: '\\A(?:\\xEF\\xBB\\xBF)?(?i:(?=\\s*@charset\\b))',
          end: ';|(?=$)',
          endCaptures: {0: {name: 'punctuation.terminator.rule.css'}},
          name: 'meta.at-rule.charset.css',
          patterns: [
            {
              captures: {
                1: {name: 'invalid.illegal.not-lowercase.charset.css'},
                2: {name: 'invalid.illegal.leading-whitespace.charset.css'},
                3: {name: 'invalid.illegal.no-whitespace.charset.css'},
                4: {name: 'invalid.illegal.whitespace.charset.css'},
                5: {name: 'invalid.illegal.not-double-quoted.charset.css'},
                6: {name: 'invalid.illegal.unclosed-string.charset.css'},
                7: {name: 'invalid.illegal.unexpected-characters.charset.css'}
              },
              match:
                '(?x)        # Possible errors:\n\\G\n((?!@charset)@\\w+)   # Not lowercase (@charset is case-sensitive)\n|\n\\G(\\s+)             # Preceding whitespace\n|\n(@charset\\S[^;]*)    # No whitespace after @charset\n|\n(?<=@charset)         # Before quoted charset name\n(\\x20{2,}|\\t+)      # More than one space used, or a tab\n|\n(?<=@charset\\x20)    # Beginning of charset name\n([^";]+)              # Not double-quoted\n|\n("[^"]+$)             # Unclosed quote\n|\n(?<=")                # After charset name\n([^;]+)               # Unexpected junk instead of semicolon'
            },
            {
              captures: {
                1: {name: 'keyword.control.at-rule.charset.css'},
                2: {name: 'punctuation.definition.keyword.css'}
              },
              match: '((@)charset)(?=\\s)'
            },
            {
              begin: '"',
              beginCaptures: {
                0: {name: 'punctuation.definition.string.begin.css'}
              },
              end: '"|$',
              endCaptures: {0: {name: 'punctuation.definition.string.end.css'}},
              name: 'string.quoted.double.css',
              patterns: [
                {
                  begin: '(?:\\G|^)(?=(?:[^"])+$)',
                  end: '$',
                  name: 'invalid.illegal.unclosed.string.css'
                }
              ]
            }
          ]
        },
        {
          begin: '(?i)((@)import)(?:\\s+|$|(?=[\'"]|/\\*))',
          beginCaptures: {
            1: {name: 'keyword.control.at-rule.import.css'},
            2: {name: 'punctuation.definition.keyword.css'}
          },
          end: ';',
          endCaptures: {0: {name: 'punctuation.terminator.rule.css'}},
          name: 'meta.at-rule.import.css',
          patterns: [
            {
              begin: '\\G\\s*(?=/\\*)',
              end: '(?<=\\*/)\\s*',
              patterns: [{include: '#comment-block'}]
            },
            {include: '#string'},
            {include: '#url'},
            {include: '#media-query-list'}
          ]
        },
        {
          begin: '(?i)((@)font-face)(?=\\s*|{|/\\*|$)',
          beginCaptures: {
            1: {name: 'keyword.control.at-rule.font-face.css'},
            2: {name: 'punctuation.definition.keyword.css'}
          },
          end: '(?!\\G)',
          name: 'meta.at-rule.font-face.css',
          patterns: [
            {include: '#comment-block'},
            {include: '#escapes'},
            {include: '#rule-list'}
          ]
        },
        {
          begin: '(?i)(@)page(?=[\\s:{]|/\\*|$)',
          captures: {
            0: {name: 'keyword.control.at-rule.page.css'},
            1: {name: 'punctuation.definition.keyword.css'}
          },
          end: '(?=\\s*($|[:{;]))',
          name: 'meta.at-rule.page.css',
          patterns: [{include: '#rule-list'}]
        },
        {
          begin: '(?i)(?=@media(\\s|\\(|/\\*|$))',
          end: '(?<=})(?!\\G)',
          patterns: [
            {
              begin: '(?i)\\G(@)media',
              beginCaptures: {
                0: {name: 'keyword.control.at-rule.media.css'},
                1: {name: 'punctuation.definition.keyword.css'}
              },
              end: '(?=\\s*[{;])',
              name: 'meta.at-rule.media.header.css',
              patterns: [{include: '#media-query-list'}]
            },
            {
              begin: '{',
              beginCaptures: {
                0: {name: 'punctuation.section.media.begin.bracket.curly.css'}
              },
              end: '}',
              endCaptures: {
                0: {name: 'punctuation.section.media.end.bracket.curly.css'}
              },
              name: 'meta.at-rule.media.body.css',
              patterns: [{include: '$self'}]
            }
          ]
        },
        {
          begin: '(?i)(?=@counter-style([\\s\'"{;]|/\\*|$))',
          end: '(?<=})(?!\\G)',
          patterns: [
            {
              begin: '(?i)\\G(@)counter-style',
              beginCaptures: {
                0: {name: 'keyword.control.at-rule.counter-style.css'},
                1: {name: 'punctuation.definition.keyword.css'}
              },
              end: '(?=\\s*{)',
              name: 'meta.at-rule.counter-style.header.css',
              patterns: [
                {include: '#comment-block'},
                {include: '#escapes'},
                {
                  captures: {0: {patterns: [{include: '#escapes'}]}},
                  match:
                    '(?x)\n(?:[-a-zA-Z_]    | [^\\x00-\\x7F])     # First letter\n(?:[-a-zA-Z0-9_] | [^\\x00-\\x7F]      # Remainder of identifier\n  |\\\\(?:[0-9a-fA-F]{1,6}|.)\n)*',
                  name: 'variable.parameter.style-name.css'
                }
              ]
            },
            {
              begin: '{',
              beginCaptures: {
                0: {
                  name: 'punctuation.section.property-list.begin.bracket.curly.css'
                }
              },
              end: '}',
              endCaptures: {
                0: {
                  name: 'punctuation.section.property-list.end.bracket.curly.css'
                }
              },
              name: 'meta.at-rule.counter-style.body.css',
              patterns: [
                {include: '#comment-block'},
                {include: '#escapes'},
                {include: '#rule-list-innards'}
              ]
            }
          ]
        },
        {
          begin: '(?i)(?=@document([\\s\'"{;]|/\\*|$))',
          end: '(?<=})(?!\\G)',
          patterns: [
            {
              begin: '(?i)\\G(@)document',
              beginCaptures: {
                0: {name: 'keyword.control.at-rule.document.css'},
                1: {name: 'punctuation.definition.keyword.css'}
              },
              end: '(?=\\s*[{;])',
              name: 'meta.at-rule.document.header.css',
              patterns: [
                {
                  begin: '(?i)(?<![\\w-])(url-prefix|domain|regexp)(\\()',
                  beginCaptures: {
                    1: {name: 'support.function.document-rule.css'},
                    2: {
                      name: 'punctuation.section.function.begin.bracket.round.css'
                    }
                  },
                  end: '\\)',
                  endCaptures: {
                    0: {
                      name: 'punctuation.section.function.end.bracket.round.css'
                    }
                  },
                  name: 'meta.function.document-rule.css',
                  patterns: [
                    {include: '#string'},
                    {include: '#comment-block'},
                    {include: '#escapes'},
                    {
                      match: '[^\'")\\s]+',
                      name: 'variable.parameter.document-rule.css'
                    }
                  ]
                },
                {include: '#url'},
                {include: '#commas'},
                {include: '#comment-block'},
                {include: '#escapes'}
              ]
            },
            {
              begin: '{',
              beginCaptures: {
                0: {
                  name: 'punctuation.section.document.begin.bracket.curly.css'
                }
              },
              end: '}',
              endCaptures: {
                0: {name: 'punctuation.section.document.end.bracket.curly.css'}
              },
              name: 'meta.at-rule.document.body.css',
              patterns: [{include: '$self'}]
            }
          ]
        },
        {
          begin:
            '(?i)(?=@(?:-(?:webkit|moz|o|ms)-)?keyframes([\\s\'"{;]|/\\*|$))',
          end: '(?<=})(?!\\G)',
          patterns: [
            {
              begin: '(?i)\\G(@)(?:-(?:webkit|moz|o|ms)-)?keyframes',
              beginCaptures: {
                0: {name: 'keyword.control.at-rule.keyframes.css'},
                1: {name: 'punctuation.definition.keyword.css'}
              },
              end: '(?=\\s*{)',
              name: 'meta.at-rule.keyframes.header.css',
              patterns: [
                {include: '#comment-block'},
                {include: '#escapes'},
                {
                  captures: {0: {patterns: [{include: '#escapes'}]}},
                  match:
                    '(?x)\n(?:[-a-zA-Z_]    | [^\\x00-\\x7F])     # First letter\n(?:[-a-zA-Z0-9_] | [^\\x00-\\x7F]      # Remainder of identifier\n  |\\\\(?:[0-9a-fA-F]{1,6}|.)\n)*',
                  name: 'variable.parameter.keyframe-list.css'
                }
              ]
            },
            {
              begin: '{',
              beginCaptures: {
                0: {
                  name: 'punctuation.section.keyframes.begin.bracket.curly.css'
                }
              },
              end: '}',
              endCaptures: {
                0: {name: 'punctuation.section.keyframes.end.bracket.curly.css'}
              },
              name: 'meta.at-rule.keyframes.body.css',
              patterns: [
                {include: '#comment-block'},
                {include: '#escapes'},
                {
                  captures: {
                    1: {name: 'entity.other.keyframe-offset.css'},
                    2: {name: 'entity.other.keyframe-offset.percentage.css'}
                  },
                  match:
                    '(?xi)\n(?<![\\w-]) (from|to) (?![\\w-])         # Keywords for 0% | 100%\n|\n([-+]?(?:\\d+(?:\\.\\d+)?|\\.\\d+)%)     # Percentile value'
                },
                {include: '#rule-list'}
              ]
            }
          ]
        },
        {
          begin: '(?i)(?=@supports(\\s|\\(|/\\*|$))',
          end: '(?<=})(?!\\G)|(?=;)',
          patterns: [
            {
              begin: '(?i)\\G(@)supports',
              beginCaptures: {
                0: {name: 'keyword.control.at-rule.supports.css'},
                1: {name: 'punctuation.definition.keyword.css'}
              },
              end: '(?=\\s*[{;])',
              name: 'meta.at-rule.supports.header.css',
              patterns: [
                {include: '#feature-query-operators'},
                {include: '#feature-query'},
                {include: '#comment-block'},
                {include: '#escapes'}
              ]
            },
            {
              begin: '{',
              beginCaptures: {
                0: {
                  name: 'punctuation.section.supports.begin.bracket.curly.css'
                }
              },
              end: '}',
              endCaptures: {
                0: {name: 'punctuation.section.supports.end.bracket.curly.css'}
              },
              name: 'meta.at-rule.supports.body.css',
              patterns: [{include: '$self'}]
            }
          ]
        },
        {
          begin: '(?i)((@)(-(ms|o)-)?viewport)(?=[\\s\'"{;]|/\\*|$)',
          beginCaptures: {
            1: {name: 'keyword.control.at-rule.viewport.css'},
            2: {name: 'punctuation.definition.keyword.css'}
          },
          end: '(?=\\s*[@{;])',
          name: 'meta.at-rule.viewport.css',
          patterns: [{include: '#comment-block'}, {include: '#escapes'}]
        },
        {
          begin: '(?i)((@)font-feature-values)(?=[\\s\'"{;]|/\\*|$)\\s*',
          beginCaptures: {
            1: {name: 'keyword.control.at-rule.font-feature-values.css'},
            2: {name: 'punctuation.definition.keyword.css'}
          },
          contentName: 'variable.parameter.font-name.css',
          end: '(?=\\s*[@{;])',
          name: 'meta.at-rule.font-features.css',
          patterns: [{include: '#comment-block'}, {include: '#escapes'}]
        },
        {include: '#font-features'},
        {
          begin: '(?i)((@)namespace)(?=[\\s\'";]|/\\*|$)',
          beginCaptures: {
            1: {name: 'keyword.control.at-rule.namespace.css'},
            2: {name: 'punctuation.definition.keyword.css'}
          },
          end: ';|(?=[@{])',
          endCaptures: {0: {name: 'punctuation.terminator.rule.css'}},
          name: 'meta.at-rule.namespace.css',
          patterns: [
            {include: '#url'},
            {
              captures: {
                1: {patterns: [{include: '#comment-block'}]},
                2: {
                  name: 'entity.name.function.namespace-prefix.css',
                  patterns: [{include: '#escapes'}]
                }
              },
              match:
                '(?xi)\n(?:\\G|^|(?<=\\s))\n(?=\n  (?<=\\s|^)                             # Starts with whitespace\n  (?:[-a-zA-Z_]|[^\\x00-\\x7F])          # Then a valid identifier character\n  |\n  \\s*                                   # Possible adjoining whitespace\n  /\\*(?:[^*]|\\*[^/])*\\*/              # Injected comment\n)\n(.*?)                                    # Grouped to embed #comment-block\n(\n  (?:[-a-zA-Z_]    | [^\\x00-\\x7F])     # First letter\n  (?:[-a-zA-Z0-9_] | [^\\x00-\\x7F]      # Remainder of identifier\n    |\\\\(?:[0-9a-fA-F]{1,6}|.)\n  )*\n)'
            },
            {include: '#comment-block'},
            {include: '#escapes'},
            {include: '#string'}
          ]
        },
        {
          begin: '(?i)(?=@[\\w-]+[^;]+;s*$)',
          end: '(?<=;)(?!\\G)',
          patterns: [
            {
              begin: '(?i)\\G(@)[\\w-]+',
              beginCaptures: {
                0: {name: 'keyword.control.at-rule.css'},
                1: {name: 'punctuation.definition.keyword.css'}
              },
              end: ';',
              endCaptures: {0: {name: 'punctuation.terminator.rule.css'}},
              name: 'meta.at-rule.header.css'
            }
          ]
        },
        {
          begin: '(?i)(?=@[\\w-]+(\\s|\\(|{|/\\*|$))',
          end: '(?<=})(?!\\G)',
          patterns: [
            {
              begin: '(?i)\\G(@)[\\w-]+',
              beginCaptures: {
                0: {name: 'keyword.control.at-rule.css'},
                1: {name: 'punctuation.definition.keyword.css'}
              },
              end: '(?=\\s*[{;])',
              name: 'meta.at-rule.header.css'
            },
            {
              begin: '{',
              beginCaptures: {
                0: {name: 'punctuation.section.begin.bracket.curly.css'}
              },
              end: '}',
              endCaptures: {
                0: {name: 'punctuation.section.end.bracket.curly.css'}
              },
              name: 'meta.at-rule.body.css',
              patterns: [{include: '$self'}]
            }
          ]
        }
      ]
    },
    'color-keywords': {
      patterns: [
        {
          match:
            '(?i)(?<![\\w-])(aqua|black|blue|fuchsia|gray|green|lime|maroon|navy|olive|orange|purple|red|silver|teal|white|yellow)(?![\\w-])',
          name: 'support.constant.color.w3c-standard-color-name.css'
        },
        {
          match:
            '(?xi) (?<![\\w-])\n(aliceblue|antiquewhite|aquamarine|azure|beige|bisque|blanchedalmond|blueviolet|brown|burlywood\n|cadetblue|chartreuse|chocolate|coral|cornflowerblue|cornsilk|crimson|cyan|darkblue|darkcyan\n|darkgoldenrod|darkgray|darkgreen|darkgrey|darkkhaki|darkmagenta|darkolivegreen|darkorange\n|darkorchid|darkred|darksalmon|darkseagreen|darkslateblue|darkslategray|darkslategrey|darkturquoise\n|darkviolet|deeppink|deepskyblue|dimgray|dimgrey|dodgerblue|firebrick|floralwhite|forestgreen\n|gainsboro|ghostwhite|gold|goldenrod|greenyellow|grey|honeydew|hotpink|indianred|indigo|ivory|khaki\n|lavender|lavenderblush|lawngreen|lemonchiffon|lightblue|lightcoral|lightcyan|lightgoldenrodyellow\n|lightgray|lightgreen|lightgrey|lightpink|lightsalmon|lightseagreen|lightskyblue|lightslategray\n|lightslategrey|lightsteelblue|lightyellow|limegreen|linen|magenta|mediumaquamarine|mediumblue\n|mediumorchid|mediumpurple|mediumseagreen|mediumslateblue|mediumspringgreen|mediumturquoise\n|mediumvioletred|midnightblue|mintcream|mistyrose|moccasin|navajowhite|oldlace|olivedrab|orangered\n|orchid|palegoldenrod|palegreen|paleturquoise|palevioletred|papayawhip|peachpuff|peru|pink|plum\n|powderblue|rebeccapurple|rosybrown|royalblue|saddlebrown|salmon|sandybrown|seagreen|seashell\n|sienna|skyblue|slateblue|slategray|slategrey|snow|springgreen|steelblue|tan|thistle|tomato\n|transparent|turquoise|violet|wheat|whitesmoke|yellowgreen)\n(?![\\w-])',
          name: 'support.constant.color.w3c-extended-color-name.css'
        },
        {
          match: '(?i)(?<![\\w-])currentColor(?![\\w-])',
          name: 'support.constant.color.current.css'
        },
        {
          match:
            '(?xi) (?<![\\w-])\n(ActiveBorder|ActiveCaption|AppWorkspace|Background|ButtonFace|ButtonHighlight|ButtonShadow\n|ButtonText|CaptionText|GrayText|Highlight|HighlightText|InactiveBorder|InactiveCaption\n|InactiveCaptionText|InfoBackground|InfoText|Menu|MenuText|Scrollbar|ThreeDDarkShadow\n|ThreeDFace|ThreeDHighlight|ThreeDLightShadow|ThreeDShadow|Window|WindowFrame|WindowText)\n(?![\\w-])',
          name: 'invalid.deprecated.color.system.css'
        }
      ]
    },
    combinators: {
      patterns: [
        {match: '/deep/|>>>', name: 'invalid.deprecated.combinator.css'},
        {match: '>>|>|\\+|~', name: 'keyword.operator.combinator.css'}
      ]
    },
    commas: {match: ',', name: 'punctuation.separator.list.comma.css'},
    'comment-block': {
      begin: '/\\*',
      beginCaptures: {0: {name: 'punctuation.definition.comment.begin.css'}},
      end: '\\*/',
      endCaptures: {0: {name: 'punctuation.definition.comment.end.css'}},
      name: 'comment.block.css'
    },
    escapes: {
      patterns: [
        {
          match: '\\\\[0-9a-fA-F]{1,6}',
          name: 'constant.character.escape.codepoint.css'
        },
        {
          begin: '\\\\$\\s*',
          end: '^(?<!\\G)',
          name: 'constant.character.escape.newline.css'
        },
        {match: '\\\\.', name: 'constant.character.escape.css'}
      ]
    },
    'feature-query': {
      begin: '\\(',
      beginCaptures: {
        0: {name: 'punctuation.definition.condition.begin.bracket.round.css'}
      },
      end: '\\)',
      endCaptures: {
        0: {name: 'punctuation.definition.condition.end.bracket.round.css'}
      },
      name: 'meta.feature-query.css',
      patterns: [
        {include: '#feature-query-operators'},
        {include: '#feature-query'}
      ]
    },
    'feature-query-operators': {
      patterns: [
        {
          match: '(?i)(?<=[\\s()]|^|\\*/)(and|not|or)(?=[\\s()]|/\\*|$)',
          name: 'keyword.operator.logical.feature.$1.css'
        },
        {include: '#rule-list-innards'}
      ]
    },
    'font-features': {
      begin:
        '(?xi)\n((@)(annotation|character-variant|ornaments|styleset|stylistic|swash))\n(?=[\\s@\'"{;]|/\\*|$)',
      beginCaptures: {
        1: {name: 'keyword.control.at-rule.${3:/downcase}.css'},
        2: {name: 'punctuation.definition.keyword.css'}
      },
      end: '(?<=})',
      name: 'meta.at-rule.${3:/downcase}.css',
      patterns: [
        {
          begin: '{',
          beginCaptures: {
            0: {
              name: 'punctuation.section.property-list.begin.bracket.curly.css'
            }
          },
          end: '}',
          endCaptures: {
            0: {name: 'punctuation.section.property-list.end.bracket.curly.css'}
          },
          name: 'meta.property-list.font-feature.css',
          patterns: [
            {
              captures: {0: {patterns: [{include: '#escapes'}]}},
              match:
                '(?x)\n(?: [-a-zA-Z_]    | [^\\x00-\\x7F] )   # First letter\n(?: [-a-zA-Z0-9_] | [^\\x00-\\x7F]     # Remainder of identifier\n  | \\\\(?:[0-9a-fA-F]{1,6}|.)\n)*',
              name: 'variable.font-feature.css'
            },
            {include: '#rule-list-innards'}
          ]
        }
      ]
    },
    'functional-pseudo-classes': {
      patterns: [
        {
          begin: '(?i)((:)dir)(\\()',
          beginCaptures: {
            1: {name: 'entity.other.attribute-name.pseudo-class.css'},
            2: {name: 'punctuation.definition.entity.css'},
            3: {name: 'punctuation.section.function.begin.bracket.round.css'}
          },
          end: '\\)',
          endCaptures: {
            0: {name: 'punctuation.section.function.end.bracket.round.css'}
          },
          patterns: [
            {include: '#comment-block'},
            {include: '#escapes'},
            {
              match: '(?i)(?<![\\w-])(ltr|rtl)(?![\\w-])',
              name: 'support.constant.text-direction.css'
            },
            {include: '#property-values'}
          ]
        },
        {
          begin: '(?i)((:)lang)(\\()',
          beginCaptures: {
            1: {name: 'entity.other.attribute-name.pseudo-class.css'},
            2: {name: 'punctuation.definition.entity.css'},
            3: {name: 'punctuation.section.function.begin.bracket.round.css'}
          },
          end: '\\)',
          endCaptures: {
            0: {name: 'punctuation.section.function.end.bracket.round.css'}
          },
          patterns: [
            {
              match:
                '(?<=[(,\\s])[a-zA-Z]+(-[a-zA-Z0-9]*|\\\\(?:[0-9a-fA-F]{1,6}|.))*(?=[),\\s])',
              name: 'support.constant.language-range.css'
            },
            {
              begin: '"',
              beginCaptures: {
                0: {name: 'punctuation.definition.string.begin.css'}
              },
              end: '"',
              endCaptures: {0: {name: 'punctuation.definition.string.end.css'}},
              name: 'string.quoted.double.css',
              patterns: [
                {include: '#escapes'},
                {
                  match: '(?<=["\\s])[a-zA-Z*]+(-[a-zA-Z0-9*]*)*(?=["\\s])',
                  name: 'support.constant.language-range.css'
                }
              ]
            },
            {
              begin: "'",
              beginCaptures: {
                0: {name: 'punctuation.definition.string.begin.css'}
              },
              end: "'",
              endCaptures: {0: {name: 'punctuation.definition.string.end.css'}},
              name: 'string.quoted.single.css',
              patterns: [
                {include: '#escapes'},
                {
                  match: "(?<=['\\s])[a-zA-Z*]+(-[a-zA-Z0-9*]*)*(?=['\\s])",
                  name: 'support.constant.language-range.css'
                }
              ]
            },
            {include: '#commas'}
          ]
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grid-gap|grid-row|grid-row-end|grid-row-gap|grid-row-start|grid-template|grid-template-areas|grid-template-columns|grid-template-rows\n  | hanging-punctuation|height|hyphens|image-orientation|image-rendering|image-resolution|ime-mode|initial-letter|initial-letter-align\n  | inline-size|inset|inset-block|inset-block-end|inset-block-start|inset-inline|inset-inline-end|inset-inline-start|isolation\n  | justify-content|justify-items|justify-self|kerning|left|letter-spacing|lighting-color|line-break|line-clamp|line-height|list-style\n  | 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\n  | margin-left|margin-right|margin-top|marker-end|marker-mid|marker-start|marks|mask|mask-border|mask-border-mode|mask-border-outset\n  | mask-border-repeat|mask-border-slice|mask-border-source|mask-border-width|mask-clip|mask-composite|mask-image|mask-mode\n  | mask-origin|mask-position|mask-repeat|mask-size|mask-type|max-block-size|max-height|max-inline-size|max-lines|max-width\n  | max-zoom|min-block-size|min-height|min-inline-size|min-width|min-zoom|mix-blend-mode|negative|object-fit|object-position\n  | offset|offset-anchor|offset-distance|offset-path|offset-position|offset-rotation|opacity|order|orientation|orphans\n  | outline|outline-color|outline-offset|outline-style|outline-width|overflow|overflow-anchor|overflow-block|overflow-inline\n  | overflow-wrap|overflow-[xy]|overscroll-behavior|overscroll-behavior-block|overscroll-behavior-inline|overscroll-behavior-[xy]\n  | pad|padding|padding-block|padding-block-end|padding-block-start|padding-bottom|padding-inline|padding-inline-end|padding-inline-start|padding-left\n  | padding-right|padding-top|page-break-after|page-break-before|page-break-inside|paint-order|perspective|perspective-origin\n  | place-content|place-items|place-self|pointer-events|position|prefix|quotes|range|resize|right|rotate|row-gap|ruby-align\n  | ruby-merge|ruby-position|scale|scroll-behavior|scroll-margin|scroll-margin-block|scroll-margin-block-end|scroll-margin-block-start\n  | scroll-margin-bottom|scroll-margin-inline|scroll-margin-inline-end|scroll-margin-inline-start|scroll-margin-left|scroll-margin-right\n  | scroll-margin-top|scroll-padding|scroll-padding-block|scroll-padding-block-end|scroll-padding-block-start|scroll-padding-bottom\n  | scroll-padding-inline|scroll-padding-inline-end|scroll-padding-inline-start|scroll-padding-left|scroll-padding-right\n  | scroll-padding-top|scroll-snap-align|scroll-snap-coordinate|scroll-snap-destination|scroll-snap-stop|scroll-snap-type\n  | scrollbar-color|scrollbar-gutter|scrollbar-width|shape-image-threshold|shape-margin|shape-outside|shape-rendering|size\n  | speak-as|src|stop-color|stop-opacity|stroke|stroke-dasharray|stroke-dashoffset|stroke-linecap|stroke-linejoin|stroke-miterlimit\n  | stroke-opacity|stroke-width|suffix|symbols|system|tab-size|table-layout|text-align|text-align-last|text-anchor|text-combine-upright\n  | text-decoration|text-decoration-color|text-decoration-line|text-decoration-skip|text-decoration-skip-ink|text-decoration-style\n  | text-emphasis|text-emphasis-color|text-emphasis-position|text-emphasis-style|text-indent|text-justify|text-orientation\n  | text-overflow|text-rendering|text-shadow|text-size-adjust|text-transform|text-underline-offset|text-underline-position|top|touch-action|transform\n  | transform-box|transform-origin|transform-style|transition|transition-delay|transition-duration|transition-property|transition-timing-function\n  | translate|unicode-bidi|unicode-range|user-select|user-zoom|vertical-align|visibility|white-space|widows|width|will-change\n  | word-break|word-spacing|word-wrap|writing-mode|z-index|zoom\n\n  # SVG attributes\n  | alignment-baseline|baseline-shift|clip-rule|color-interpolation|color-interpolation-filters|color-profile\n  | color-rendering|cx|cy|dominant-baseline|enable-background|fill|fill-opacity|fill-rule|flood-color|flood-opacity\n  | glyph-orientation-horizontal|glyph-orientation-vertical|height|kerning|lighting-color|marker-end|marker-mid\n  | marker-start|r|rx|ry|shape-rendering|stop-color|stop-opacity|stroke|stroke-dasharray|stroke-dashoffset|stroke-linecap\n  | stroke-linejoin|stroke-miterlimit|stroke-opacity|stroke-width|text-anchor|width|x|y\n\n  # Not listed on MDN; presumably deprecated\n  | adjust|after|align|align-last|alignment|alignment-adjust|appearance|attachment|azimuth|background-break\n  | balance|baseline|before|bidi|binding|bookmark|bookmark-label|bookmark-level|bookmark-target|border-length\n  | bottom-color|bottom-left-radius|bottom-right-radius|bottom-style|bottom-width|box|box-align|box-direction\n  | box-flex|box-flex-group|box-lines|box-ordinal-group|box-orient|box-pack|break|character|collapse|column\n  | column-break-after|column-break-before|count|counter|crop|cue|cue-after|cue-before|decoration|decoration-break\n  | delay|display-model|display-role|down|drop|drop-initial-after-adjust|drop-initial-after-align|drop-initial-before-adjust\n  | drop-initial-before-align|drop-initial-size|drop-initial-value|duration|elevation|emphasis|family|fit|fit-position\n  | flex-group|float-offset|gap|grid-columns|grid-rows|hanging-punctuation|header|hyphenate|hyphenate-after|hyphenate-before\n  | hyphenate-character|hyphenate-lines|hyphenate-resource|icon|image|increment|indent|index|initial-after-adjust\n  | initial-after-align|initial-before-adjust|initial-before-align|initial-size|initial-value|inline-box-align|iteration-count\n  | justify|label|left-color|left-style|left-width|length|level|line|line-stacking|line-stacking-ruby|line-stacking-shift\n  | line-stacking-strategy|lines|list|mark|mark-after|mark-before|marks|marquee|marquee-direction|marquee-play-count|marquee-speed\n  | marquee-style|max|min|model|move-to|name|nav|nav-down|nav-index|nav-left|nav-right|nav-up|new|numeral|offset|ordinal-group\n  | orient|origin|overflow-style|overhang|pack|page|page-policy|pause|pause-after|pause-before|phonemes|pitch|pitch-range\n  | play-count|play-during|play-state|point|presentation|presentation-level|profile|property|punctuation|punctuation-trim\n  | radius|rate|rendering-intent|repeat|replace|reset|resolution|resource|respond-to|rest|rest-after|rest-before|richness\n  | right-color|right-style|right-width|role|rotation|rotation-point|rows|ruby|ruby-overhang|ruby-span|rule|rule-color\n  | rule-style|rule-width|shadow|size|size-adjust|sizing|space|space-collapse|spacing|span|speak|speak-header|speak-numeral\n  | speak-punctuation|speech|speech-rate|speed|stacking|stacking-ruby|stacking-shift|stacking-strategy|stress|stretch\n  | string-set|style|style-image|style-position|style-type|target|target-name|target-new|target-position|text|text-height\n  | text-justify|text-outline|text-replace|text-wrap|timing-function|top-color|top-left-radius|top-right-radius|top-style\n  | top-width|trim|unicode|up|user-select|variant|voice|voice-balance|voice-duration|voice-family|voice-pitch|voice-pitch-range\n  | voice-rate|voice-stress|voice-volume|volume|weight|white|white-space-collapse|word|wrap\n)\n(?![\\w-])',
          name: 'support.type.property-name.css'
        },
        {
          match:
            '(?<![\\w-])(?i:-(?:ah|apple|atsc|epub|hp|khtml|moz|ms|o|rim|ro|tc|wap|webkit|xv)|(?:mso|prince))-[a-zA-Z-]+',
          name: 'support.type.vendored.property-name.css'
        }
      ]
    },
    'property-values': {
      patterns: [
        {include: '#commas'},
        {include: '#comment-block'},
        {include: '#escapes'},
        {include: '#functions'},
        {include: '#property-keywords'},
        {include: '#unicode-range'},
        {include: '#numeric-values'},
        {include: '#color-keywords'},
        {include: '#string'},
        {match: '!\\s*important(?![\\w-])', name: 'keyword.other.important.css'}
      ]
    },
    'pseudo-classes': {
      captures: {
        1: {name: 'punctuation.definition.entity.css'},
        2: {name: 'invalid.illegal.colon.css'}
      },
      match:
        '(?xi)\n(:)(:*)\n(?: active|any-link|checked|default|disabled|empty|enabled|first\n  | (?:first|last|only)-(?:child|of-type)|focus|focus-visible|focus-within|fullscreen|host|hover\n  | in-range|indeterminate|invalid|left|link|optional|out-of-range\n  | read-only|read-write|required|right|root|scope|target|unresolved\n  | valid|visited\n)(?![\\w-]|\\s*[;}])',
      name: 'entity.other.attribute-name.pseudo-class.css'
    },
    'pseudo-elements': {
      captures: {
        1: {name: 'punctuation.definition.entity.css'},
        2: {name: 'punctuation.definition.entity.css'}
      },
      match:
        '(?xi)\n(?:\n  (::?)                       # Elements using both : and :: notation\n  (?: after\n    | before\n    | first-letter\n    | first-line\n    | (?:-(?:ah|apple|atsc|epub|hp|khtml|moz\n            |ms|o|rim|ro|tc|wap|webkit|xv)\n        | (?:mso|prince))\n      -[a-z-]+\n  )\n  |\n  (::)                        # Double-colon only\n  (?: backdrop\n    | content\n    | grammar-error\n    | marker\n    | placeholder\n    | selection\n    | shadow\n    | spelling-error\n  )\n)\n(?![\\w-]|\\s*[;}])',
      name: 'entity.other.attribute-name.pseudo-element.css'
    },
    'rule-list': {
      begin: '{',
      beginCaptures: {
        0: {name: 'punctuation.section.property-list.begin.bracket.curly.css'}
      },
      end: '}',
      endCaptures: {
        0: {name: 'punctuation.section.property-list.end.bracket.curly.css'}
      },
      name: 'meta.property-list.css',
      patterns: [{include: '#rule-list-innards'}]
    },
    'rule-list-innards': {
      patterns: [
        {include: '#comment-block'},
        {include: '#escapes'},
        {include: '#font-features'},
        {
          match:
            '(?x) (?<![\\w-])\n--\n(?:[-a-zA-Z_]    | [^\\x00-\\x7F])     # First letter\n(?:[-a-zA-Z0-9_] | [^\\x00-\\x7F]      # Remainder of identifier\n  |\\\\(?:[0-9a-fA-F]{1,6}|.)\n)*',
          name: 'variable.css'
        },
        {
          begin: '(?<![-a-zA-Z])(?=[-a-zA-Z])',
          end: '$|(?![-a-zA-Z])',
          name: 'meta.property-name.css',
          patterns: [{include: '#property-names'}]
        },
        {
          begin: '(:)\\s*',
          beginCaptures: {1: {name: 'punctuation.separator.key-value.css'}},
          contentName: 'meta.property-value.css',
          end: '\\s*(;)|\\s*(?=}|\\))',
          endCaptures: {1: {name: 'punctuation.terminator.rule.css'}},
          patterns: [{include: '#comment-block'}, {include: '#property-values'}]
        },
        {match: ';', name: 'punctuation.terminator.rule.css'}
      ]
    },
    selector: {
      begin:
        '(?x)\n(?=\n  (?:\\|)?                    # Possible anonymous namespace prefix\n  (?:\n    [-\\[:.*\\#a-zA-Z_]       # Valid selector character\n    |\n    [^\\x00-\\x7F]            # Which can include non-ASCII symbols\n    |\n    \\\\                      # Or an escape sequence\n    (?:[0-9a-fA-F]{1,6}|.)\n  )\n)',
      end: '(?=\\s*[/@{)])',
      name: 'meta.selector.css',
      patterns: [{include: '#selector-innards'}]
    },
    'selector-innards': {
      patterns: [
        {include: '#comment-block'},
        {include: '#commas'},
        {include: '#escapes'},
        {include: '#combinators'},
        {
          captures: {
            1: {name: 'entity.other.namespace-prefix.css'},
            2: {name: 'punctuation.separator.css'}
          },
          match:
            "(?x)\n(?:^|(?<=[\\s,(};]))         # Follows whitespace, comma, semicolon, or bracket\n(?!\n  [-\\w*]+\n  \\|\n  (?!\n      [-\\[:.*\\#a-zA-Z_]    # Make sure there's a selector to match\n    | [^\\x00-\\x7F]\n  )\n)\n(\n  (?: [-a-zA-Z_]    | [^\\x00-\\x7F] )   # First letter\n  (?: [-a-zA-Z0-9_] | [^\\x00-\\x7F]     # Remainder of identifier\n    | \\\\(?:[0-9a-fA-F]{1,6}|.)\n  )*\n  |\n  \\*     # Universal namespace\n)?\n(\\|)     # Namespace separator"
        },
        {include: '#tag-names'},
        {match: '\\*', name: 'entity.name.tag.wildcard.css'},
        {
          captures: {
            1: {name: 'punctuation.definition.entity.css'},
            2: {patterns: [{include: '#escapes'}]}
          },
          match:
            '(?x) (?<![@\\w-])\n([.\\#])\n# Invalid identifier\n(\n  (?:\n    # Starts with ASCII digits, with possible hyphen preceding it\n    -?[0-9]\n    |\n    # Consists of a hyphen only\n    -                                      # Terminated by either:\n    (?= $                                  # - End-of-line\n      | [\\s,.\\#)\\[:{>+~|]               # - Followed by another selector\n      | /\\*                               # - Followed by a block comment\n    )\n    |\n    # Name contains unescaped ASCII symbol\n    (?:                                    # Check for acceptable preceding characters\n        [-a-zA-Z_0-9]|[^\\x00-\\x7F]       # - Valid selector character\n      | \\\\(?:[0-9a-fA-F]{1,6}|.)         # - Escape sequence\n    )*\n    (?:                                    # Invalid punctuation\n      [!"\'%&(*;<?@^`|\\]}]                 # - NOTE: We exempt `)` from the list of checked\n      |                                    #   symbols to avoid matching `:not(.invalid)`\n      / (?!\\*)                            # - Avoid invalidating the start of a comment\n    )+\n  )\n  # Mark remainder of selector invalid\n  (?: [-a-zA-Z_0-9]|[^\\x00-\\x7F]         # - Otherwise valid identifier characters\n    | \\\\(?:[0-9a-fA-F]{1,6}|.)           # - Escape sequence\n  )*\n)',
          name: 'invalid.illegal.bad-identifier.css'
        },
        {
          captures: {
            1: {name: 'punctuation.definition.entity.css'},
            2: {patterns: [{include: '#escapes'}]}
          },
          match:
            '(?x)\n(\\.)                                  # Valid class-name\n(\n  (?: [-a-zA-Z_0-9]|[^\\x00-\\x7F]     # Valid identifier characters\n    | \\\\(?:[0-9a-fA-F]{1,6}|.)       # Escape sequence\n  )+\n)                                      # Followed by either:\n(?= $                                  # - End of the line\n  | [\\s,.\\#)\\[:{>+~|]               # - Another selector\n  | /\\*                               # - A block comment\n)',
          name: 'entity.other.attribute-name.class.css'
        },
        {
          captures: {
            1: {name: 'punctuation.definition.entity.css'},
            2: {patterns: [{include: '#escapes'}]}
          },
          match:
            '(?x)\n(\\#)\n(\n  -?\n  (?![0-9])\n  (?:[-a-zA-Z0-9_]|[^\\x00-\\x7F]|\\\\(?:[0-9a-fA-F]{1,6}|.))+\n)\n(?=$|[\\s,.\\#)\\[:{>+~|]|/\\*)',
          name: 'entity.other.attribute-name.id.css'
        },
        {
          begin: '\\[',
          beginCaptures: {
            0: {name: 'punctuation.definition.entity.begin.bracket.square.css'}
          },
          end: '\\]',
          endCaptures: {
            0: {name: 'punctuation.definition.entity.end.bracket.square.css'}
          },
          name: 'meta.attribute-selector.css',
          patterns: [
            {include: '#comment-block'},
            {include: '#string'},
            {
              captures: {1: {name: 'storage.modifier.ignore-case.css'}},
              match: '(?<=["\'\\s]|^|\\*/)\\s*([iI])\\s*(?=[\\s\\]]|/\\*|$)'
            },
            {
              captures: {
                1: {
                  name: 'string.unquoted.attribute-value.css',
                  patterns: [{include: '#escapes'}]
                }
              },
              match: '(?x)(?<==)\\s*((?!/\\*)(?:[^\\\\"\'\\s\\]]|\\\\.)+)'
            },
            {include: '#escapes'},
            {match: '[~|^$*]?=', name: 'keyword.operator.pattern.css'},
            {match: '\\|', name: 'punctuation.separator.css'},
            {
              captures: {
                1: {
                  name: 'entity.other.namespace-prefix.css',
                  patterns: [{include: '#escapes'}]
                }
              },
              match:
                "(?x)\n# Qualified namespace prefix\n( -?(?!\\d)(?:[\\w-]|[^\\x00-\\x7F]|\\\\(?:[0-9a-fA-F]{1,6}|.))+\n| \\*\n)\n# Lookahead to ensure there's a valid identifier ahead\n(?=\n  \\| (?!\\s|=|$|\\])\n  (?: -?(?!\\d)\n   |   [\\\\\\w-]\n   |   [^\\x00-\\x7F]\n   )\n)"
            },
            {
              captures: {
                1: {
                  name: 'entity.other.attribute-name.css',
                  patterns: [{include: '#escapes'}]
                }
              },
              match:
                '(?x)\n(-?(?!\\d)(?>[\\w-]|[^\\x00-\\x7F]|\\\\(?:[0-9a-fA-F]{1,6}|.))+)\n\\s*\n(?=[~|^\\]$*=]|/\\*)'
            }
          ]
        },
        {include: '#pseudo-classes'},
        {include: '#pseudo-elements'},
        {include: '#functional-pseudo-classes'},
        {
          match:
            '(?x) (?<![@\\w-])\n(?=            # Custom element names must:\n  [a-z]        # - start with a lowercase ASCII letter,\n  \\w* -       # - contain at least one dash\n)\n(?:\n  (?![A-Z])    # No uppercase ASCII letters are allowed\n  [\\w-]       # Allow any other word character or dash\n)+\n(?![(\\w-])',
          name: 'entity.name.tag.custom.css'
        }
      ]
    },
    string: {
      patterns: [
        {
          begin: '"',
          beginCaptures: {0: {name: 'punctuation.definition.string.begin.css'}},
          end: '"|(?<!\\\\)(?=$|\\n)',
          endCaptures: {0: {name: 'punctuation.definition.string.end.css'}},
          name: 'string.quoted.double.css',
          patterns: [
            {
              begin: '(?:\\G|^)(?=(?:[^\\\\"]|\\\\.)+$)',
              end: '$',
              name: 'invalid.illegal.unclosed.string.css',
              patterns: [{include: '#escapes'}]
            },
            {include: '#escapes'}
          ]
        },
        {
          begin: "'",
          beginCaptures: {0: {name: 'punctuation.definition.string.begin.css'}},
          end: "'|(?<!\\\\)(?=$|\\n)",
          endCaptures: {0: {name: 'punctuation.definition.string.end.css'}},
          name: 'string.quoted.single.css',
          patterns: [
            {
              begin: "(?:\\G|^)(?=(?:[^\\\\']|\\\\.)+$)",
              end: '$',
              name: 'invalid.illegal.unclosed.string.css',
              patterns: [{include: '#escapes'}]
            },
            {include: '#escapes'}
          ]
        }
      ]
    },
    'tag-names': {
      match:
        '(?xi) (?<![\\w:-])\n(?:\n    # HTML\n    a|abbr|acronym|address|applet|area|article|aside|audio|b|base|basefont|bdi|bdo|bgsound\n  | big|blink|blockquote|body|br|button|canvas|caption|center|cite|code|col|colgroup|command\n  | content|data|datalist|dd|del|details|dfn|dialog|dir|div|dl|dt|element|em|embed|fieldset\n  | figcaption|figure|font|footer|form|frame|frameset|h[1-6]|head|header|hgroup|hr|html|i\n  | iframe|image|img|input|ins|isindex|kbd|keygen|label|legend|li|link|listing|main|map|mark\n  | marquee|math|menu|menuitem|meta|meter|multicol|nav|nextid|nobr|noembed|noframes|noscript\n  | object|ol|optgroup|option|output|p|param|picture|plaintext|pre|progress|q|rb|rp|rt|rtc\n  | ruby|s|samp|script|section|select|shadow|slot|small|source|spacer|span|strike|strong\n  | style|sub|summary|sup|table|tbody|td|template|textarea|tfoot|th|thead|time|title|tr\n  | track|tt|u|ul|var|video|wbr|xmp\n\n  # SVG\n  | altGlyph|altGlyphDef|altGlyphItem|animate|animateColor|animateMotion|animateTransform\n  | circle|clipPath|color-profile|cursor|defs|desc|discard|ellipse|feBlend|feColorMatrix\n  | feComponentTransfer|feComposite|feConvolveMatrix|feDiffuseLighting|feDisplacementMap\n  | feDistantLight|feDropShadow|feFlood|feFuncA|feFuncB|feFuncG|feFuncR|feGaussianBlur\n  | feImage|feMerge|feMergeNode|feMorphology|feOffset|fePointLight|feSpecularLighting\n  | feSpotLight|feTile|feTurbulence|filter|font-face|font-face-format|font-face-name\n  | font-face-src|font-face-uri|foreignObject|g|glyph|glyphRef|hatch|hatchpath|hkern\n  | line|linearGradient|marker|mask|mesh|meshgradient|meshpatch|meshrow|metadata\n  | missing-glyph|mpath|path|pattern|polygon|polyline|radialGradient|rect|set|solidcolor\n  | stop|svg|switch|symbol|text|textPath|tref|tspan|use|view|vkern\n\n  # MathML\n  | annotation|annotation-xml|maction|maligngroup|malignmark|math|menclose|merror|mfenced\n  | mfrac|mglyph|mi|mlabeledtr|mlongdiv|mmultiscripts|mn|mo|mover|mpadded|mphantom|mroot\n  | mrow|ms|mscarries|mscarry|msgroup|msline|mspace|msqrt|msrow|mstack|mstyle|msub|msubsup\n  | msup|mtable|mtd|mtext|mtr|munder|munderover|semantics\n)\n(?=[+~>\\s,.\\#|){:\\[]|/\\*|$)',
      name: 'entity.name.tag.css'
    },
    'unicode-range': {
      captures: {
        0: {name: 'constant.other.unicode-range.css'},
        1: {name: 'punctuation.separator.dash.unicode-range.css'}
      },
      match:
        '(?<![\\w-])[Uu]\\+[0-9A-Fa-f?]{1,6}(?:(-)[0-9A-Fa-f]{1,6})?(?![\\w-])'
    },
    url: {
      begin: '(?i)(?<![\\w@-])(url)(\\()',
      beginCaptures: {
        1: {name: 'support.function.url.css'},
        2: {name: 'punctuation.section.function.begin.bracket.round.css'}
      },
      end: '\\)',
      endCaptures: {
        0: {name: 'punctuation.section.function.end.bracket.round.css'}
      },
      name: 'meta.function.url.css',
      patterns: [
        {match: '[^\'")\\s]+', name: 'variable.parameter.url.css'},
        {include: '#string'},
        {include: '#comment-block'},
        {include: '#escapes'}
      ]
    }
  },
  scopeName: 'source.css'
}

export default grammar