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/** Queues up nodes matched on left side of -> in a tree parser. This is
* the analog of RewriteRuleTokenStream for normal parsers.
*/
org.antlr.runtime.tree.RewriteRuleNodeStream = function(adaptor, elementDescription, el) {
org.antlr.runtime.tree.RewriteRuleNodeStream.superclass.constructor.apply(this, arguments);
};
org.antlr.lang.extend(org.antlr.runtime.tree.RewriteRuleNodeStream,
org.antlr.runtime.tree.RewriteRuleElementStream,
{
nextNode: function() {
return this._next();
},
toTree: function(el) {
return this.adaptor.dupNode(el);
},
dup: function() {
// we dup every node, so don't have to worry about calling dup; short-
// circuited next() so it doesn't call.
throw new Error("dup can't be called for a node stream.");
}
});
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