1org.antlr.runtime.tree.RewriteRuleTokenStream = function(adaptor, elementDescription, el) { 2 var sup = org.antlr.runtime.tree.RewriteRuleTokenStream.superclass; 3 sup.constructor.apply(this, arguments); 4}; 5 6org.antlr.lang.extend(org.antlr.runtime.tree.RewriteRuleTokenStream, 7 org.antlr.runtime.tree.RewriteRuleElementStream, { 8 /** Get next token from stream and make a node for it */ 9 nextNode: function() { 10 var t = this._next(); 11 return this.adaptor.create(t); 12 }, 13 14 nextToken: function() { 15 return this._next(); 16 }, 17 18 /** Don't convert to a tree unless they explicitly call nextTree. 19 * This way we can do hetero tree nodes in rewrite. 20 */ 21 toTree: function(el) { 22 return el; 23 }, 24 25 dup: function(el) { 26 throw new Error("dup can't be called for a token stream."); 27 } 28}); 29