(function (Prism) { Prism.languages.scheme = { // this supports "normal" single-line comments: // ; comment // and (potentially nested) multiline comments: // #| comment #| nested |# still comment |# // (only 1 level of nesting is supported) comment: /;.*|#;\s*(?:\((?:[^()]|\([^()]*\))*\)|\[(?:[^\[\]]|\[[^\[\]]*\])*\])|#\|(?:[^#|]|#(?!\|)|\|(?!#)|#\|(?:[^#|]|#(?!\|)|\|(?!#))*\|#)*\|#/, string: { pattern: /"(?:[^"\\]|\\.)*"/, greedy: true, }, symbol: { pattern: /'[^()\[\]#'\s]+/, greedy: true, }, char: { pattern: /#\\(?:[ux][a-fA-F\d]+\b|[-a-zA-Z]+\b|[\uD800-\uDBFF][\uDC00-\uDFFF]|\S)/, greedy: true, }, 'lambda-parameter': [ // https://www.cs.cmu.edu/Groups/AI/html/r4rs/r4rs_6.html#SEC30 { pattern: /((?:^|[^'`#])[(\[]lambda\s+)(?:[^|()\[\]'\s]+|\|(?:[^\\|]|\\.)*\|)/, lookbehind: true, }, { pattern: /((?:^|[^'`#])[(\[]lambda\s+[(\[])[^()\[\]']+/, lookbehind: true, }, ], keyword: { pattern: /((?:^|[^'`#])[(\[])(?:begin|case(?:-lambda)?|cond(?:-expand)?|define(?:-library|-macro|-record-type|-syntax|-values)?|defmacro|delay(?:-force)?|do|else|except|export|guard|if|import|include(?:-ci|-library-declarations)?|lambda|let(?:rec)?(?:-syntax|-values|\*)?|let\*-values|only|parameterize|prefix|(?:quasi-?)?quote|rename|set!|syntax-(?:case|rules)|unless|unquote(?:-splicing)?|when)(?=[()\[\]\s]|$)/, lookbehind: true, }, builtin: { // all functions of the base library of R7RS plus some of built-ins of R5Rs pattern: /((?:^|[^'`#])[(\[])(?:abs|and|append|apply|assoc|ass[qv]|binary-port\?|boolean=?\?|bytevector(?:-append|-copy|-copy!|-length|-u8-ref|-u8-set!|\?)?|caar|cadr|call-with-(?:current-continuation|port|values)|call\/cc|car|cdar|cddr|cdr|ceiling|char(?:->integer|-ready\?|\?|<\?|<=\?|=\?|>\?|>=\?)|close-(?:input-port|output-port|port)|complex\?|cons|current-(?:error|input|output)-port|denominator|dynamic-wind|eof-object\??|eq\?|equal\?|eqv\?|error|error-object(?:-irritants|-message|\?)|eval|even\?|exact(?:-integer-sqrt|-integer\?|\?)?|expt|features|file-error\?|floor(?:-quotient|-remainder|\/)?|flush-output-port|for-each|gcd|get-output-(?:bytevector|string)|inexact\??|input-port(?:-open\?|\?)|integer(?:->char|\?)|lcm|length|list(?:->string|->vector|-copy|-ref|-set!|-tail|\?)?|make-(?:bytevector|list|parameter|string|vector)|map|max|member|memq|memv|min|modulo|negative\?|newline|not|null\?|number(?:->string|\?)|numerator|odd\?|open-(?:input|output)-(?:bytevector|string)|or|output-port(?:-open\?|\?)|pair\?|peek-char|peek-u8|port\?|positive\?|procedure\?|quotient|raise|raise-continuable|rational\?|rationalize|read-(?:bytevector|bytevector!|char|error\?|line|string|u8)|real\?|remainder|reverse|round|set-c[ad]r!|square|string(?:->list|->number|->symbol|->utf8|->vector|-append|-copy|-copy!|-fill!|-for-each|-length|-map|-ref|-set!|\?|<\?|<=\?|=\?|>\?|>=\?)?|substring|symbol(?:->string|\?|=\?)|syntax-error|textual-port\?|truncate(?:-quotient|-remainder|\/)?|u8-ready\?|utf8->string|values|vector(?:->list|->string|-append|-copy|-copy!|-fill!|-for-each|-length|-map|-ref|-set!|\?)?|with-exception-handler|write-(?:bytevector|char|string|u8)|zero\?)(?=[()\[\]\s]|$)/, lookbehind: true, }, operator: { pattern: /((?:^|[^'`#])[(\[])(?:[-+*%/]|[<>]=?|=>?)(?=[()\[\]\s]|$)/, lookbehind: true, }, number: { // The number pattern from [the R7RS spec](https://small.r7rs.org/attachment/r7rs.pdf). // // := ||| // := // := (?:@|)?| // := [+-](?:|(?:inf|nan)\.0)?i // := [+-]?|[+-](?:inf|nan)\

(Prism.languages.bbcode = {
  tag: {
    pattern:
      /\[\/?[^\s=\]]+(?:\s*=\s*(?:"[^"]*"|'[^']*'|[^\s'"\]=]+))?(?:\s+[^\s=\]]+\s*=\s*(?:"[^"]*"|'[^']*'|[^\s'"\]=]+))*\s*\]/,
    inside: {
      tag: { pattern: /^\[\/?[^\s=\]]+/, inside: { punctuation: /^\[\/?/ } },
      'attr-value': {
        pattern: /=\s*(?:"[^"]*"|'[^']*'|[^\s'"\]=]+)/,
        inside: {
          punctuation: [/^=/, { pattern: /^(\s*)["']|["']$/, lookbehind: !0 }],
        },
      },
      punctuation: /\]/,
      'attr-name': /[^\s=\]]+/,
    },
  },
}),
  (Prism.languages.shortcode = Prism.languages.bbcode);