import n from "./clike.es.js";
t.displayName = "c";
t.aliases = [];
function t(e) {
  e.register(n), e.languages.c = e.languages.extend("clike", {
    comment: {
      pattern: /\/\/(?:[^\r\n\\]|\\(?:\r\n?|\n|(?![\r\n])))*|\/\*[\s\S]*?(?:\*\/|$)/,
      greedy: !0
    },
    string: {
      // https://en.cppreference.com/w/c/language/string_literal
      pattern: /"(?:\\(?:\r\n|[\s\S])|[^"\\\r\n])*"/,
      greedy: !0
    },
    "class-name": {
      pattern: /(\b(?:enum|struct)\s+(?:__attribute__\s*\(\([\s\S]*?\)\)\s*)?)\w+|\b[a-z]\w*_t\b/,
      lookbehind: !0
    },
    keyword: /\b(?:_Alignas|_Alignof|_Atomic|_Bool|_Complex|_Generic|_Imaginary|_Noreturn|_Static_assert|_Thread_local|__attribute__|asm|auto|break|case|char|const|continue|default|do|double|else|enum|extern|float|for|goto|if|inline|int|long|register|return|short|signed|sizeof|static|struct|switch|typedef|typeof|union|unsigned|void|volatile|while)\b/,
    function: /\b[a-z_]\w*(?=\s*\()/i,
    number: /(?:\b0x(?:[\da-f]+(?:\.[\da-f]*)?|\.[\da-f]+)(?:p[+-]?\d+)?|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:e[+-]?\d+)?)[ful]{0,4}/i,
    operator: />>=?|<<=?|->|([-+&|:])\1|[?:~]|[-+*/%&|^!=<>]=?/
  }), e.languages.insertBefore("c", "string", {
    char: {
      // https://en.cppreference.com/w/c/language/character_constant
      pattern: /'(?:\\(?:\r\n|[\s\S])|[^'\\\r\n]){0,32}'/,
      greedy: !0
    }
  }), e.languages.insertBefore("c", "string", {
    macro: {
      // allow for multiline macro definitions
      // spaces after the # character compile fine with gcc
      pattern: /(^[\t ]*)#\s*[a-z](?:[^\r\n\\/]|\/(?!\*)|\/\*(?:[^*]|\*(?!\/))*\*\/|\\(?:\r\n|[\s\S]))*/im,
      lookbehind: !0,
      greedy: !0,
      alias: "property",
      inside: {
        string: [
          {
            // highlight the path of the include statement as a string
            pattern: /^(#\s*include\s*)<[^>]+>/,
            lookbehind: !0
          },
          e.languages.c.string
        ],
        char: e.languages.c.char,
        comment: e.languages.c.comment,
        "macro-name": [
          {
            pattern: /(^#\s*define\s+)\w+\b(?!\()/i,
            lookbehind: !0
          },
          {
            pattern: /(^#\s*define\s+)\w+\b(?=\()/i,
            lookbehind: !0,
            alias: "function"
          }
        ],
        // highlight macro directives as keywords
        directive: {
          pattern: /^(#\s*)[a-z]+/,
          lookbehind: !0,
          alias: "keyword"
        },
        "directive-hash": /^#/,
        punctuation: /##|\\(?=[\r\n])/,
        expression: {
          pattern: /\S[\s\S]*/,
          inside: e.languages.c
        }
      }
    }
  }), e.languages.insertBefore("c", "function", {
    // highlight predefined macros as constants
    constant: /\b(?:EOF|NULL|SEEK_CUR|SEEK_END|SEEK_SET|__DATE__|__FILE__|__LINE__|__TIMESTAMP__|__TIME__|__func__|stderr|stdin|stdout)\b/
  }), delete e.languages.c.boolean;
}
export {
  t as default
};
//# sourceMappingURL=c.es.js.map
