text: /*
  Language: Nix
  Author: Domen Kožar <domen@dev.si>
  Description: Nix functional language
  Website: http://nixos.org/nix
  */
  
  
  export default function(hljs) {
    var NIX_KEYWORDS = {
      keyword:
        'rec with let in inherit assert if else then',
      literal:
        'true false or and null',
      built_in:
        'import abort baseNameOf dirOf isNull builtins map removeAttrs throw ' +
        'toString derivation'
    };
    var ANTIQUOTE = {
      className: 'subst',
      begin: /\$\{/,
      end: /\}/,
      keywords: NIX_KEYWORDS
    };
    var ATTRS = {
      begin: /[a-zA-Z0-9-_]+(\s*=)/, returnBegin: true,
      relevance: 0,
      contains: [
        {
          className: 'attr',
          begin: /\S+/
        }
      ]
    };
    var STRING = {
      className: 'string',
      contains: [ANTIQUOTE],
      variants: [
        {begin: "''", end: "''"},
        {begin: '"', end: '"'}
      ]
    };
    var EXPRESSIONS = [
      hljs.NUMBER_MODE,
      hljs.HASH_COMMENT_MODE,
      hljs.C_BLOCK_COMMENT_MODE,
      STRING,
      ATTRS
    ];
    ANTIQUOTE.contains = EXPRESSIONS;
    return {
      name: 'Nix',
      aliases: ["nixos"],
      keywords: NIX_KEYWORDS,
      contains: EXPRESSIONS
    };
  }
  