| /* |
| * |
| * 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.tree.as; |
| |
| import org.apache.royale.compiler.definitions.IAppliedVectorDefinition; |
| import org.apache.royale.compiler.definitions.ITypeDefinition; |
| import org.apache.royale.compiler.internal.semantics.SemanticUtils; |
| import org.apache.royale.compiler.projects.ICompilerProject; |
| import org.apache.royale.compiler.tree.ASTNodeID; |
| import org.apache.royale.compiler.tree.as.IDynamicAccessNode; |
| |
| /** |
| * ActionScript parse tree node representing an dynamic access expression |
| * (e.g. <code>o[p]</code>). |
| */ |
| public class DynamicAccessNode extends BinaryOperatorNodeBase implements IDynamicAccessNode |
| { |
| /** |
| * Constructor. |
| */ |
| public DynamicAccessNode(ExpressionNodeBase leftOperandNode) |
| { |
| super(null, leftOperandNode, null); |
| } |
| |
| /** |
| * Copy constructor. |
| * |
| * @param other The node to copy. |
| */ |
| protected DynamicAccessNode(DynamicAccessNode other) |
| { |
| super(other); |
| } |
| |
| // |
| // NodeBase overrides |
| // |
| |
| @Override |
| public ASTNodeID getNodeID() |
| { |
| return ASTNodeID.ArrayIndexExpressionID; |
| } |
| |
| // |
| // ExpressionNodeBase overrides |
| // |
| |
| @Override |
| protected DynamicAccessNode copy() |
| { |
| return new DynamicAccessNode(this); |
| } |
| |
| @Override |
| public boolean isDynamicExpression(ICompilerProject project) |
| { |
| ITypeDefinition leftType = getLeftOperandNode().resolveType(project); |
| if (leftType instanceof IAppliedVectorDefinition) |
| { |
| return super.isDynamicExpression(project); |
| } |
| return true; |
| } |
| |
| @Override |
| public ITypeDefinition resolveType(ICompilerProject project) |
| { |
| ITypeDefinition leftType = getLeftOperandNode().resolveType(project); |
| if (leftType instanceof IAppliedVectorDefinition) |
| { |
| if (SemanticUtils.isNumericType(getRightOperandNode().resolveType(project), project)) { |
| IAppliedVectorDefinition vectorDef = (IAppliedVectorDefinition) leftType; |
| return vectorDef.resolveElementType(project); |
| } |
| } |
| return super.resolveType(project); |
| } |
| |
| // |
| // OperatorNodeBase overrides |
| // |
| |
| @Override |
| public OperatorType getOperator() |
| { |
| return OperatorType.DYNAMIC_ACCESS; |
| } |
| } |
| |