module.exports = function(hljs) {
  return {
    aliases: ['nim'],
    keywords: {
      keyword: 'addr and as asm bind block break|0 case|0 cast const|0 continue|0 converter discard distinct|10 div do elif else|0 end|0 enum|0 except export finally for from generic if|0 import|0 in include|0 interface is isnot|10 iterator|10 let|0 macro method|10 mixin mod nil not notin|10 object|0 of or out proc|10 ptr raise ref|10 return shl shr static template try|0 tuple type|0 using|0 var|0 when while|0 with without xor yield',
      literal: 'shared guarded stdin stdout stderr result|10 true false'
    },
    contains: [ {
        className: 'meta', // Actually pragma
        begin: /{\./,
        end: /\.}/,
        relevance: 10
      }, {
        className: 'string',
        begin: /[a-zA-Z]\w*"/,
        end: /"/,
        contains: [{begin: /""/}]
      }, {
        className: 'string',
        begin: /([a-zA-Z]\w*)?"""/,
        end: /"""/
      },
      hljs.QUOTE_STRING_MODE,
      {
        className: 'type',
        begin: /\b[A-Z]\w+\b/,
        relevance: 0
      }, {
        className: 'built_in',
        begin: /\b(int|int8|int16|int32|int64|uint|uint8|uint16|uint32|uint64|float|float32|float64|bool|char|string|cstring|pointer|expr|stmt|void|auto|any|range|array|openarray|varargs|seq|set|clong|culong|cchar|cschar|cshort|cint|csize|clonglong|cfloat|cdouble|clongdouble|cuchar|cushort|cuint|culonglong|cstringarray|semistatic)\b/
      }, {
        className: 'number',
        relevance: 0,
        variants: [
          {begin: /\b(0[xX][0-9a-fA-F][_0-9a-fA-F]*)('?[iIuU](8|16|32|64))?/},
          {begin: /\b(0o[0-7][_0-7]*)('?[iIuUfF](8|16|32|64))?/},
          {begin: /\b(0(b|B)[01][_01]*)('?[iIuUfF](8|16|32|64))?/},
          {begin: /\b(\d[_\d]*)('?[iIuUfF](8|16|32|64))?/}
        ]
      },
      hljs.HASH_COMMENT_MODE
    ]
  }
};