/*
* 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.codegen.model;
import org.antlr.v4.codegen.OutputModelFactory;
import org.antlr.v4.tool.ast.GrammarAST;
import java.util.List;
An optional block is just an alternative block where the last alternative
is epsilon. The analysis takes care of adding to the empty alternative.
(A | B | C)?
/** An optional block is just an alternative block where the last alternative
* is epsilon. The analysis takes care of adding to the empty alternative.
*
* (A | B | C)?
*/
public class LL1OptionalBlock extends LL1AltBlock {
public LL1OptionalBlock(OutputModelFactory factory, GrammarAST blkAST, List<CodeBlockForAlt> alts) {
super(factory, blkAST, alts);
}
}