/* * Copyright 2010-2017 JetBrains s.r.o. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.jetbrains.kotlin.js.backend.ast; import org.jetbrains.kotlin.js.backend.JsToStringGenerationVisitor; import org.jetbrains.kotlin.js.backend.ast.metadata.HasMetadata; import org.jetbrains.kotlin.js.util.TextOutputImpl; abstract class AbstractNode extends HasMetadata implements JsNode { @Override public String toString() { TextOutputImpl out = new TextOutputImpl(); new JsToStringGenerationVisitor(out).accept(this); return out.toString(); } protected <T extends HasMetadata> T withMetadataFrom(T other) { this.copyMetadataFrom(other); //noinspection unchecked return (T) this; } }