https://openjdk.java.net/ 
/*
 * Copyright (c) 2002-2016, the original author or authors.
 *
 * This software is distributable under the BSD license. See the terms of the
 * BSD license in the documentation provided with this software.
 *
 * https://opensource.org/licenses/BSD-3-Clause
 */
package jdk.internal.org.jline.reader;

/**
 *
 */
@FunctionalInterface
public interface Widget extends Binding {

    boolean apply();

}