001/*
002 * Copyright (c) 2012-2018 Institut National des Sciences Appliquées de Lyon (INSA Lyon) and others
003 *
004 * This program and the accompanying materials are made available under the
005 * terms of the Eclipse Public License 2.0 which is available at
006 * http://www.eclipse.org/legal/epl-2.0.
007 *
008 * SPDX-License-Identifier: EPL-2.0
009 */
010
011package gololang.ir;
012
013public abstract class GoloStatement<T extends GoloStatement<T>> extends GoloElement<T> {
014
015  /**
016   * Statement coercion.
017   *
018   * <p>If the given value is an statement, cast it. If it's {@code null} returns a {@code Noop}.
019   */
020  public static GoloStatement<?> of(Object statement) {
021    if (statement == null) { return Noop.of("null statement"); }
022    if (statement instanceof GoloStatement) {
023      return (GoloStatement) statement;
024    }
025    throw cantConvert("GoloStatement", statement);
026  }
027}