| /* |
| * 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 flash.tools.debugger.expression; |
| |
| import java.io.StringReader; |
| import java.util.EnumSet; |
| import java.util.List; |
| |
| import com.adobe.flash.compiler.common.SourceLocation; |
| import com.adobe.flash.compiler.internal.parsing.as.FrontEnd; |
| import com.adobe.flash.compiler.internal.scopes.ASFileScope; |
| import com.adobe.flash.compiler.internal.semantics.PostProcessStep; |
| import com.adobe.flash.compiler.internal.tree.as.NodeBase; |
| import com.adobe.flash.compiler.internal.tree.as.ScopedBlockNode; |
| import com.adobe.flash.compiler.internal.workspaces.Workspace; |
| import com.adobe.flash.compiler.problems.ICompilerProblem; |
| import com.adobe.flash.compiler.projects.ASDialect; |
| import com.adobe.flash.compiler.tree.as.IASNode; |
| import com.adobe.flash.compiler.workspaces.IWorkspace; |
| |
| /** |
| * |
| * @author ggv |
| */ |
| public class DebuggerUtil |
| { |
| |
| /** |
| * |
| * @param code |
| * @param problems |
| * @return |
| */ |
| public static IASNode parseExpression(String code, List<ICompilerProblem> problems) |
| { |
| IWorkspace workspace = new Workspace(); |
| IASNode exprAST = FrontEnd.parseExpression(ASDialect.AS30, workspace, new StringReader(code), problems, null, new SourceLocation("", -1, -1, -1, -1)); |
| |
| // Have to create a fake ScopedBlockNode so the expression can do things |
| // like resolve, which means it has to be able to find a scope. |
| // For parsing an expression in a file, one would hook up the expression |
| // AST to whatever the real scope was. |
| ScopedBlockNode scopedNode = new ScopedBlockNode(); |
| scopedNode.addChild((NodeBase)exprAST); |
| scopedNode.setScope(new ASFileScope(workspace, "fake", ASDialect.AS30)); |
| scopedNode.runPostProcess(EnumSet.of(PostProcessStep.CALCULATE_OFFSETS)); |
| |
| return exprAST; |
| } |
| |
| |
| |
| } |