org.antlr.v4.runtime.tree.xpath.XPathRuleAnywhereElement Maven / Gradle / Ivy
/*
* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
* Use of this file is governed by the BSD 3-clause license that
* can be found in the LICENSE.txt file in the project root.
*/
package org.antlr.v4.runtime.tree.xpath;
import org.antlr.v4.runtime.tree.ParseTree;
import org.antlr.v4.runtime.tree.Trees;
import java.util.Collection;
/**
* Either {@code ID} at start of path or {@code ...//ID} in middle of path.
*/
public class XPathRuleAnywhereElement extends XPathElement {
protected int ruleIndex;
public XPathRuleAnywhereElement(String ruleName, int ruleIndex) {
super(ruleName);
this.ruleIndex = ruleIndex;
}
@Override
public Collection evaluate(ParseTree t) {
return Trees.findAllRuleNodes(t, ruleIndex);
}
}