| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.royale.compiler.internal.codegen.js.jx; |
| |
| import org.apache.royale.compiler.codegen.ISubEmitter; |
| import org.apache.royale.compiler.codegen.js.IJSEmitter; |
| import org.apache.royale.compiler.internal.codegen.as.ASEmitterTokens; |
| import org.apache.royale.compiler.internal.codegen.js.JSSubEmitter; |
| import org.apache.royale.compiler.internal.codegen.js.utils.EmitterUtils; |
| import org.apache.royale.compiler.tree.as.IASNode; |
| import org.apache.royale.compiler.tree.as.IConditionalNode; |
| import org.apache.royale.compiler.tree.as.IContainerNode; |
| import org.apache.royale.compiler.tree.as.IExpressionNode; |
| import org.apache.royale.compiler.tree.as.ISwitchNode; |
| import org.apache.royale.compiler.tree.as.ITerminalNode; |
| import org.apache.royale.compiler.utils.ASNodeUtils; |
| |
| public class SwitchEmitter extends JSSubEmitter implements |
| ISubEmitter<ISwitchNode> |
| { |
| public SwitchEmitter(IJSEmitter emitter) |
| { |
| super(emitter); |
| } |
| |
| @Override |
| public void emit(ISwitchNode node) |
| { |
| startMapping(node); |
| writeToken(ASEmitterTokens.SWITCH); |
| write(ASEmitterTokens.PAREN_OPEN); |
| endMapping(node); |
| IASNode expressionNode = node.getChild(0); |
| getWalker().walk(expressionNode); |
| startMapping(node, expressionNode); |
| writeToken(ASEmitterTokens.PAREN_CLOSE); |
| endMapping(node); |
| IASNode statementContentsNode = node.getStatementContentsNode(); |
| startMapping(statementContentsNode); |
| write(ASEmitterTokens.BLOCK_OPEN); |
| endMapping(statementContentsNode); |
| indentPush(); |
| writeNewline(); |
| |
| IConditionalNode[] cnodes = ASNodeUtils.getCaseNodes(node); |
| ITerminalNode dnode = ASNodeUtils.getDefaultNode(node); |
| |
| for (int i = 0; i < cnodes.length; i++) |
| { |
| IConditionalNode casen = cnodes[i]; |
| IContainerNode cnode = (IContainerNode) casen.getChild(1); |
| startMapping(casen); |
| writeToken(ASEmitterTokens.CASE); |
| endMapping(casen); |
| IExpressionNode conditionalExpressionNode = casen.getConditionalExpressionNode(); |
| getWalker().walk(conditionalExpressionNode); |
| startMapping(casen, conditionalExpressionNode); |
| write(ASEmitterTokens.COLON); |
| if (!EmitterUtils.isImplicit(cnode)) |
| write(ASEmitterTokens.SPACE); |
| endMapping(casen); |
| getWalker().walk(casen.getStatementContentsNode()); |
| if (i == cnodes.length - 1 && dnode == null) |
| { |
| indentPop(); |
| writeNewline(); |
| } |
| else |
| writeNewline(); |
| } |
| if (dnode != null) |
| { |
| IContainerNode cnode = (IContainerNode) dnode.getChild(0); |
| startMapping(dnode); |
| write(ASEmitterTokens.DEFAULT); |
| write(ASEmitterTokens.COLON); |
| if (!EmitterUtils.isImplicit(cnode)) |
| write(ASEmitterTokens.SPACE); |
| endMapping(dnode); |
| getWalker().walk(dnode); |
| indentPop(); |
| writeNewline(); |
| } |
| startMapping(node, node.getEndLine(), node.getEndColumn() - 1); |
| write(ASEmitterTokens.BLOCK_CLOSE); |
| endMapping(node); |
| } |
| } |