path: root/public/prism/prism-asciidoc.js

(function (Prism) {
  var attributes = {
    pattern:
      /(^[ \t]*)\[(?!\[)(?:(["'$`])(?:(?!\2)[^\\]|\\.)*\2|\[(?:[^\[\]\\]|\\.)*\]|[^\[\]\\"'$`]|\\.)*\]/m,
    lookbehind: true,
    inside: {
      quoted: {
        pattern: /([$`])(?:(?!\1)[^\\]|\\.)*\1/,
        inside: {
          punctuation: /^[$`]|[$`]$/,
        },
      },
      interpreted: {
        pattern: /'(?:[^'\\]|\\.)*'/,
        inside: {
          punctuation: /^'|'$/,
          // See rest below
        },
      },
      string: /"(?:[^"\\]|\\.)*"/,
      variable: /\w+(?==)/,
      punctuation: /^\[|\]$|,/,
      operator: /=/,
      // The negative look-ahead prevents blank matches
      'attr-value': /(?!^\s+$).+/,
    },
  };

  var asciidoc = (Prism.languages.asciidoc = {
    'comment-block': {
      pattern: /^(\/{4,})(?:\r?\n|\r)(?:[\s\S]*(?:\r?\n|\r))??\1/m,
      alias: 'comment',
    },
    table: {
      pattern: /^\|={3,}(?:(?:\r?\n|\r(?!\n)).*)*?(?:\r?\n|\r)\|={3,}$/m,
      inside: {
        specifiers: {
          pattern:
            /(?:(?:(?:\d+(?:\.\d+)?|\.\d+)[+*](?:[<^>](?:\.[<^>])?|\.[<^>])?|[<^>](?:\.[<^>])?|\.[<^>])[a-z]*|[a-z]+)(?=\|)/,
          alias: 'attr-value',
        },
        punctuation: {
          pattern: /(^|[^\\])[|!]=*/,
          lookbehind: true,
        },
        // See rest below
      },
    },

    'passthrough-block': {
      pattern: /^(\+{4,})(?:\r?\n|\r)(?:[\s\S]*(?:\r?\n|\r))??\1$/m,
      inside: {
        punctuation: /^\++|\++$/,
        // See rest below
      },
    },
    // Literal blocks and listing blocks
    'literal-block': {
      pattern: /^(-{4,}|\.{4,})(?:\r?\n|\r)(?:[\s\S]*(?:\r?\n|\r))??\1$/m,
      inside: {
        punctuation: /^(?:-+|\.+)|(?:-+|\.+)$/,
        // See rest below
      },
    },
    // Sidebar blocks, quote blocks, example blocks and open blocks
    'other-block': {
      pattern:
        /^(--|\*{4,}|_{4,}|={4,})(?:\r?\n|\r)(?:[\s\S]*(?:\r?\n|\r))??\1$/m,
      inside: {
        punctuation: /^(?:-+|\*+|_+|=+)|(?:-+|\*+|_+|=+)$/,
        // See rest below
      },
    },

    // list-punctuation and list-label must appear before indented-block
    'list-punctuation': {
      pattern: /(^[ \t]*)(?:-|\*{1,5}|\.{1,5}|(?:[a-z]|\d+)\.|[xvi]+\))(?= )/im,
      lookbehind: true,
      alias: 'punctuation',
    },
    'list-label': {
      pattern: /(^[ \t]*)[a-z\d].+(?::{2,4}|;;)(?=\s)/im,
      lookbehind: true,
      alias: 'symbol',
    },
    'indented-block': {
      pattern: /((\r?\n|\r)\2)([ \t]+)\S.*(?:(?:\r?\n|\r)\3.+)*(?=\2{2}|$)/,
      lookbehind: true,
    },

    comment: /^\/\/.*/m,
    title: {
      pattern:
        /^.+(?:\r?\n|\r)(?:={3,}|-{3,}|~{3,}|\^{3,}|\+{3,})$|^={1,5} .+|^\.(?![\s.]).*/m,
      alias: 'important',
      inside: {
        punctuation: /^(?:\.|=+)|(?:=+|-+|~+|\^+|\++)$/,
        // See rest below
      },
    },
    'attribute-entry': {
      pattern: /^:[^:\r\n]+:(?: .*?(?: \+(?:\r?\n|\r).*?)*)?$/m,
      alias: 'tag',
    },
    attributes: attributes,
    hr: {
      pattern: /^'{3,}$/m,
      alias: 'punctuation',
    },
    'page-break': {
      pattern: /^<{3,}$/m,
      alias: 'punctuation',
    },
    admonition: {
      pattern: /^(?:CAUTION|IMPORTANT|NOTE|TIP|WARNING):/m,
      alias: 'keyword',
    },
    callout: [
      {
        pattern: /(^[ \t]*)<?\d*>/m,
        lookbehind: true,
        alias: 'symbol',
      },
      {
        pattern: /<\d+>/,
        alias: 'symbol',
      },
    ],
    macro: {
      pattern:
        /\b[a-z\d][a-z\d-]*::?(?:[^\s\[\]]*\[(?:[^\]\\"']|(["'])(?:(?!\1)[^\\]|\\.)*\1|\\.)*\])/,
      inside: {
        function: /^[a-z\d-]+(?=:)/,
        punctuation: /^::?/,
        attributes: {
          pattern: /(?:\[(?:[^\]\\"']|(["'])(?:(?!\1)[^\\]|\\.)*\1|\\.)*\])/,
          inside: attributes.inside,
        },
      },
    },
    inline: {
      /*
			The initial look-behind prevents the highlighting of escaped quoted text.

			Quoted text can be multi-line but cannot span an empty line.
			All quoted text can have attributes before [foobar, 'foobar', baz="bar"].

			First, we handle the constrained quotes.
			Those must be bounded by non-word chars and cannot have spaces between the delimiter and the first char.
			They are, in order: _emphasis_, ``double quotes'', `single quotes', `monospace`, 'emphasis', *strong*, +monospace+ and #unquoted#

			Then we handle the unconstrained quotes.
			Those do not have the restrictions of the constrained quotes.
			They are, in order: __emphasis__, **strong**, ++monospace++, +++passthrough+++, ##unquoted##, $$passthrough$$, ~subscript~, ^superscript^, {attribute-reference}, [[anchor]], [[[bibliography anchor]]], <<xref>>, (((indexes))) and ((indexes))
			 */
      pattern:
        /(^|[^\\])(?:(?:\B\[(?:[^\]\\"']|(["'])(?:(?!\2)[^\\]|\\.)*\2|\\.)*\])?(?:\b_(?!\s)(?: _|[^_\\\r\n]|\\.)+(?:(?:\r?\n|\r)(?: _|[^_\\\r\n]|\\.)+)*_\b|\B``(?!\s).+?(?:(?:\r?\n|\r).+?)*''\B|\B`(?!\s)(?:[^`'\s]|\s+\S)+['`]\B|\B(['*+#])(?!\s)(?: \3|(?!\3)[^\\\r\n]|\\.)+(?:(?:\r?\n|\r)(?: \3|(?!\3)[^\\\r\n]|\\.)+)*\3\B)|(?:\[(?:[^\]\\"']|(["'])(?:(?!\4)[^\\]|\\.)*\4|\\.)*\])?(?:(__|\*\*|\+\+\+?|##|\$\$|[~^]).+?(?:(?:\r?\n|\r).+?)*\5|\{[^}\r\n]+\}|\[\[\[?.+?(?:(?:\r?\n|\r).+?)*\]?\]\]|<<.+?(?:(?:\r?\n|\r).+?)*>>|\(\(\(?.+?(?:(?:\r?\n|\r).+?)*\)?\)\)))/m,
      lookbehind: true,
      inside: {
        attributes: attributes,
        url: {
          pattern: /^(?:\[\[\[?.+?\]?\]\]|<<.+?>>)$/,
          inside: {
            punctuation: /^(?:\[\[\[?|<<)|(?:\]\]\]?|>>)$/,
          },
        },
        'attribute-ref': {
          pattern: /^\{.+\}$/,
          inside: {
            variable: {
              pattern: /(^\{)[a-z\d,+_-]+/,
              lookbehind: true,
            },
            operator: /^[=?!#%@$]|!(?=[:}])/,
            punctuation: /^\{|\}$|::?/,
          },
        },
        italic: {
          pattern: /^(['_])[\s\S]+\1$/,
          inside: {
            punctuation: /^(?:''?|__?)|(?:''?|__?)$/,
          },
        },
        bold: {
          pattern: /^\*[\s\S]+\*$/,
          inside: {
            punctuation: /^\*\*?|\*\*?$/,
          },
        },
        punctuation:
          /^(?:``?|\+{1,3}|##?|\$\$|[~^]|\(\(\(?)|(?:''?|\+{1,3}|##?|\$\$|[~^`]|\)?\)\))$/,
      },
    },
    replacement: {
      pattern: /\((?:C|R|TM)\)/,
      alias: 'builtin',
    },
    entity: /&#?[\da-z]{1,8};/i,
    'line-continuation': {
      pattern: /(^| )\+$/m,
      lookbehind: true,
      alias: 'punctuation',
    },
  });

  // Allow some nesting. There is no recursion though, so cloning should not be needed.

  function copyFromAsciiDoc(keys) {
    keys = keys.split(' ');

    var o = {};
    for (var i = 0, l = keys.length; i < l; i++) {
      o[keys[i]] = asciidoc[keys[i]];
    }
    return o;
  }

  attributes.inside['interpreted'].inside.rest = copyFromAsciiDoc(
    'macro inline replacement entity'
  );

  asciidoc['passthrough-block'].inside.rest = copyFromAsciiDoc('macro');

  asciidoc['literal-block'].inside.rest = copyFromAsciiDoc('callout');

  asciidoc['table'].inside.rest = copyFromAsciiDoc(
    'comment-block passthrough-block literal-block other-block list-punctuation indented-block comment title attribute-entry attributes hr page-break admonition list-label callout macro inline replacement entity line-continuation'
  );

  asciidoc['other-block'].inside.rest = copyFromAsciiDoc(
    'table list-punctuation indented-block comment attribute-entry attributes hr page-break admonition list-label macro inline replacement entity line-continuation'
  );

  asciidoc['title'].inside.rest = copyFromAsciiDoc(
    'macro inline replacement entity'
  );

  // Plugin to make entity title show the real entity, idea by Roman Komarov
  Prism.hooks.add('wrap', function (env) {
    if (env.type === 'entity') {
      env.attributes['title'] = env.content.replace(/&amp;/, '&');
    }
  });

  Prism.languages.adoc = Prism.languages.asciidoc;
})(Prism);