text: define(function(require, exports, module) {
  "use strict";
  
  var oop = require("../lib/oop");
  var DocCommentHighlightRules = require("./doc_comment_highlight_rules").DocCommentHighlightRules;
  var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
  
  var ScalaHighlightRules = function() {
  
      var keywords = (
              "case|default|do|else|for|if|match|while|throw|return|try|trye|catch|finally|yield|" +
              "abstract|class|def|extends|final|forSome|implicit|implicits|import|lazy|new|object|null|" +
              "override|package|private|protected|sealed|super|this|trait|type|val|var|with|" +
              "assert|assume|require|print|println|printf|readLine|readBoolean|readByte|readShort|" + // package scala
              "readChar|readInt|readLong|readFloat|readDouble" // package scala
      );
  
      var buildinConstants = ("true|false");
  
      var langClasses = (
          "AbstractMethodError|AssertionError|ClassCircularityError|"+
          "ClassFormatError|Deprecated|EnumConstantNotPresentException|"+
          "ExceptionInInitializerError|IllegalAccessError|"+
          "IllegalThreadStateException|InstantiationError|InternalError|"+
  
          "NegativeArraySizeException|NoSuchFieldError|Override|Process|"+
          "ProcessBuilder|SecurityManager|StringIndexOutOfBoundsException|"+
          "SuppressWarnings|TypeNotPresentException|UnknownError|"+
          "UnsatisfiedLinkError|UnsupportedClassVersionError|VerifyError|"+
          "InstantiationException|IndexOutOfBoundsException|"+
          "ArrayIndexOutOfBoundsException|CloneNotSupportedException|"+
          "NoSuchFieldException|IllegalArgumentException|NumberFormatException|"+
          "SecurityException|Void|InheritableThreadLocal|IllegalStateException|"+
          "InterruptedException|NoSuchMethodException|IllegalAccessException|"+
          "UnsupportedOperationException|Enum|StrictMath|Package|Compiler|"+
          "Readable|Runtime|StringBuilder|Math|IncompatibleClassChangeError|"+
          "NoSuchMethodError|ThreadLocal|RuntimePermission|ArithmeticException|"+
          "NullPointerException|Long|Integer|Short|Byte|Double|Number|Float|"+
          "Character|Boolean|StackTraceElement|Appendable|StringBuffer|"+
          "Iterable|ThreadGroup|Runnable|Thread|IllegalMonitorStateException|"+
          "StackOverflowError|OutOfMemoryError|VirtualMachineError|"+
          "ArrayStoreException|ClassCastException|LinkageError|"+
          "NoClassDefFoundError|ClassNotFoundException|RuntimeException|"+
          "Exception|ThreadDeath|Error|Throwable|System|ClassLoader|"+
          "Cloneable|Class|CharSequence|Comparable|String|Object|" +
          "Unit|Any|AnyVal|AnyRef|Null|ScalaObject|Singleton|Seq|Iterable|List|" +
          "Option|Array|Char|Byte|Int|Long|Nothing|" +
  
          "App|Application|BufferedIterator|BigDecimal|BigInt|Console|Either|" +
          "Enumeration|Equiv|Fractional|Function|IndexedSeq|Integral|Iterator|" +
          "Map|Numeric|Nil|NotNull|Ordered|Ordering|PartialFunction|PartialOrdering|" +
          "Product|Proxy|Range|Responder|Seq|Serializable|Set|Specializable|Stream|" +
          "StringContext|Symbol|Traversable|TraversableOnce|Tuple|Vector|Pair|Triple"
  
  
      );
  
      var keywordMapper = this.createKeywordMapper({
          "variable.language": "this",
          "keyword": keywords,
          "support.function": langClasses,
          "constant.language": buildinConstants
      }, "identifier");
  
      // regexp must not have capturing parentheses. Use (?:) instead.
      // regexps are ordered -> the first match is used
  
      this.$rules = {
          "start" : [
              {
                  token : "comment",
                  regex : "\\/\\/.*$"
              },
              DocCommentHighlightRules.getStartRule("doc-start"),
              {
                  token : "comment", // multi line comment
                  regex : "\\/\\*",
                  next : "comment"
              }, {
                  token : "string.regexp",
                  regex : "[/](?:(?:\\[(?:\\\\]|[^\\]])+\\])|(?:\\\\/|[^\\]/]))*[/]\\w*\\s*(?=[).,;]|$)"
              }, {
                  token : "string",
                  regex : '"""',
                  next : "tstring"
              }, {
                  token : "string",
                  regex : '"(?=.)', // " strings can't span multiple lines
                  next : "string"
              }, {
                  token : "symbol.constant", // single line
                  regex : "'[\\w\\d_]+"
              }, {
                  token : "constant.numeric", // hex
                  regex : "0[xX][0-9a-fA-F]+\\b"
              }, {
                  token : "constant.numeric", // float
                  regex : "[+-]?\\d+(?:(?:\\.\\d*)?(?:[eE][+-]?\\d+)?)?\\b"
              }, {
                  token : "constant.language.boolean",
                  regex : "(?:true|false)\\b"
              }, {
                  token : keywordMapper,
                  // TODO: Unicode escape sequences
                  // TODO: Unicode identifiers
                  regex : "[a-zA-Z_$][a-zA-Z0-9_$]*\\b"
              }, {
                  token : "keyword.operator",
                  regex : "!|\\$|%|&|\\*|\\-\\-|\\-|\\+\\+|\\+|~|===|==|=|!=|!==|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\\|\\||\\?\\:|\\*=|%=|\\+=|\\-=|&=|\\^=|\\b(?:in|instanceof|new|delete|typeof|void)"
              }, {
                  token : "paren.lparen",
                  regex : "[[({]"
              }, {
                  token : "paren.rparen",
                  regex : "[\\])}]"
              }, {
                  token : "text",
                  regex : "\\s+"
              }
          ],
          "comment" : [
              {
                  token : "comment", // closing comment
                  regex : "\\*\\/",
                  next : "start"
              }, {
                  defaultToken : "comment"
              }
          ],
          "string" : [
              {
                  token : "escape",
                  regex : '\\\\"'
              }, {
                  token : "string",
                  regex : '"',
                  next : "start"
              }, {
                  token : "string.invalid",
                  regex : '[^"\\\\]*$',
                  next : "start"
              }, {
                  token : "string",
                  regex : '[^"\\\\]+'
              }
          ],
          "tstring" : [
              {
                  token : "string",
                  regex : '"{3,5}',
                  next : "start"
              }, {
                  defaultToken : "string"
              }
          ]
      };
  
      this.embedRules(DocCommentHighlightRules, "doc-",
          [ DocCommentHighlightRules.getEndRule("start") ]);
  };
  
  oop.inherits(ScalaHighlightRules, TextHighlightRules);
  
  exports.ScalaHighlightRules = ScalaHighlightRules;
  });
  