Tidying up.

samples/third_party/codemirror/js/parsesparql.js

 Editor.Parser = (function() {
   function wordRegexp(words) {
     return new RegExp("^(?:" + words.join("|") + ")$", "i");
   }
   var ops = wordRegexp(["str", "lang", "langmatches", "datatype", "bound", "sameterm", "isiri", "isuri",
                         "isblank", "isliteral", "union", "a"]);
   var keywords = wordRegexp(["base", "prefix", "select", "distinct", "reduced", "construct", "describe",
                              "ask", "from", "named", "where", "order", "limit", "offset", "filter", "optional",
                              "graph", "by", "asc", "desc", ]);
   var operatorChars = /[*+\-<>=&|]/;
@@ skipping 112 matching lines @@
         }
 
         if (content != "\n") col += width;
 
         if (/[\[\{\(]/.test(content)) {
           pushContext(content, width);
         }
         else if (/[\]\}\)]/.test(content)) {
           while (context && context.type == "pattern")
             popContext();
-          if (context && content == matching[context.type]) 
+          if (context && content == matching[context.type])
             popContext();
         }
         else if (content == "." && context && context.type == "pattern") {
           popContext();
         }
         else if ((type == "sp-word" || type == "sp-prefixed" || type == "sp-uri" || type == "sp-var" || type == "sp-literal") &&
                  context && /[\{\[]/.test(context.type)) {
           pushContext("pattern", width);
         }
 
         return token;
       },
 
       copy: function() {
         var _context = context, _indent = indent, _col = col, _tokenState = tokens.state;
         return function(source) {
           tokens = tokenizeSparql(source, _tokenState);
           context = _context;
           indent = _indent;
           col = _col;
           return iter;
         };
       }
     };
     return iter;
   }
 
   return {make: parseSparql, electricChars: "}]"};
 })();