001    /*
002     * Copyright 2010-2015 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    
017    package org.jetbrains.kotlin.js.translate.utils.mutator;
018    
019    import org.jetbrains.kotlin.js.backend.ast.JsExpression;
020    import org.jetbrains.kotlin.js.backend.ast.JsNode;
021    import org.jetbrains.annotations.NotNull;
022    
023    import static org.jetbrains.kotlin.js.translate.utils.JsAstUtils.assignment;
024    
025    public 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    }