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i < dict.length; i++) {\n      words[dict[i]] = style;\n    }\n  };\n\n  var commonAtoms = [\"true\", \"false\"];\n  var commonKeywords = [\"if\", \"then\", \"do\", \"else\", \"elif\", \"while\", \"until\", \"for\", \"in\", \"esac\", \"fi\",\n    \"fin\", \"fil\", \"done\", \"exit\", \"set\", \"unset\", \"export\", \"function\"];\n  var commonCommands = [\"ab\", \"awk\", \"bash\", \"beep\", \"cat\", \"cc\", \"cd\", \"chown\", \"chmod\", \"chroot\", \"clear\",\n    \"cp\", \"curl\", \"cut\", \"diff\", \"echo\", \"find\", \"gawk\", \"gcc\", \"get\", \"git\", \"grep\", \"hg\", \"kill\", \"killall\",\n    \"ln\", \"ls\", \"make\", \"mkdir\", \"openssl\", \"mv\", \"nc\", \"nl\", \"node\", \"npm\", \"ping\", \"ps\", \"restart\", \"rm\",\n    \"rmdir\", \"sed\", \"service\", \"sh\", \"shopt\", \"shred\", \"source\", \"sort\", \"sleep\", \"ssh\", \"start\", \"stop\",\n    \"su\", \"sudo\", \"svn\", \"tee\", \"telnet\", \"top\", \"touch\", \"vi\", \"vim\", \"wall\", \"wc\", \"wget\", \"who\", \"write\",\n    \"yes\", \"zsh\"];\n\n  CodeMirror.registerHelper(\"hintWords\", \"shell\", commonAtoms.concat(commonKeywords, commonCommands));\n\n  define('atom', commonAtoms);\n  define('keyword', commonKeywords);\n  define('builtin', commonCommands);\n\n  function tokenBase(stream, state) {\n    if (stream.eatSpace()) return null;\n\n    var sol = stream.sol();\n    var ch = stream.next();\n\n    if (ch === '\\\\') {\n      stream.next();\n      return null;\n    }\n    if (ch === '\\'' || ch === '\"' || ch === '`') {\n      state.tokens.unshift(tokenString(ch, ch === \"`\" ? \"quote\" : \"string\"));\n      return tokenize(stream, state);\n    }\n    if (ch === '#') {\n      if (sol && stream.eat('!')) {\n        stream.skipToEnd();\n        return 'meta'; 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