| /******************************************************************************* |
| * Copyright (c) 2010 xored software, Inc. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * xored software, Inc. - initial API and Implementation (Alex Panchenko) |
| *******************************************************************************/ |
| package org.eclipse.dltk.internal.javascript.ti; |
| |
| import org.eclipse.dltk.javascript.typeinference.IValueReference; |
| import org.eclipse.dltk.javascript.typeinfo.IRType; |
| import org.eclipse.dltk.javascript.typeinfo.JSTypeSet; |
| |
| public class ConstantValue extends AbstractReference { |
| |
| private final Value value = new Value(); |
| |
| public ConstantValue(IRType type) { |
| assert type != null; |
| value.getTypes().add(type); |
| } |
| |
| public ConstantValue(JSTypeSet types) { |
| value.getTypes().addAll(types); |
| } |
| |
| public boolean isReference() { |
| return false; |
| } |
| |
| @Override |
| public Value getValue() { |
| return value; |
| } |
| |
| @Override |
| public Value createValue() { |
| return getValue(); |
| } |
| |
| public void delete(boolean force) { |
| } |
| |
| public String getName() { |
| return ""; |
| } |
| |
| public IValueReference getParent() { |
| return null; |
| } |
| |
| @Override |
| public String toString() { |
| return getClass().getSimpleName() + value.getTypes(); |
| } |
| |
| public static IValueReference of(IRType type) { |
| return type != null ? new ConstantValue(type) : null; |
| } |
| |
| } |