| /* |
| * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package jdk.nashorn.internal.ir; |
| |
| import jdk.nashorn.internal.codegen.CompilerConstants; |
| import jdk.nashorn.internal.ir.visitor.NodeVisitor; |
| import jdk.nashorn.internal.runtime.Scope; |
| |
| /** |
| * Synthetic AST node that represents loading of the scope object and invocation of the {@link Scope#setSplitState(int)} |
| * method on it. It has no JavaScript source representation and only occurs in synthetic functions created by |
| * the split-into-functions transformation. |
| */ |
| public final class SetSplitState extends Statement { |
| private static final long serialVersionUID = 1L; |
| |
| private final int state; |
| |
| /** |
| * Creates a new split state setter |
| * @param state the state to set |
| * @param lineNumber the line number where it is inserted |
| */ |
| public SetSplitState(final int state, final int lineNumber) { |
| super(lineNumber, NO_TOKEN, NO_FINISH); |
| this.state = state; |
| } |
| |
| /** |
| * Returns the state this setter sets. |
| * @return the state this setter sets. |
| */ |
| public int getState() { |
| return state; |
| } |
| |
| @Override |
| public Node accept(final NodeVisitor<? extends LexicalContext> visitor) { |
| return visitor.enterSetSplitState(this) ? visitor.leaveSetSplitState(this) : this; |
| } |
| |
| @Override |
| public void toString(final StringBuilder sb, final boolean printType) { |
| sb.append(CompilerConstants.SCOPE.symbolName()).append('.').append(Scope.SET_SPLIT_STATE.name()) |
| .append('(').append(state).append(");"); |
| } |
| } |