001/*
002 * Copyright 2010-2013 JetBrains s.r.o.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.jetbrains.k2js.translate.utils.mutator;
018
019import com.google.dart.compiler.backend.js.ast.JsExpression;
020import com.google.dart.compiler.backend.js.ast.JsNode;
021import org.jetbrains.annotations.NotNull;
022
023import static org.jetbrains.k2js.translate.utils.JsAstUtils.assignment;
024
025public final class AssignToExpressionMutator implements Mutator {
026
027    @NotNull
028    private final JsExpression toAssign;
029
030    public AssignToExpressionMutator(@NotNull JsExpression toAssign) {
031        this.toAssign = toAssign;
032    }
033
034    @NotNull
035    @Override
036    public JsNode mutate(@NotNull JsNode node) {
037        if (!(node instanceof JsExpression)) {
038            return node;
039        }
040        return assignment(toAssign, (JsExpression) node);
041    }
042}