| /* |
| * Copyright 2000-2014 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.plugins.groovy.lang.psi.impl.utils; |
| |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.GrStatement; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.blocks.GrOpenBlock; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.branch.GrReturnStatement; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrAssignmentExpression; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrExpression; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.GrBlockStatement; |
| |
| public class ConditionalUtils { |
| |
| private ConditionalUtils() { |
| super(); |
| } |
| |
| public static GrStatement stripBraces(GrStatement branch) { |
| if (branch instanceof GrBlockStatement) { |
| final GrBlockStatement block = (GrBlockStatement) branch; |
| final GrOpenBlock codeBlock = block.getBlock(); |
| final GrStatement[] statements = codeBlock.getStatements(); |
| if (statements.length == 1) { |
| return statements[0]; |
| } else { |
| return block; |
| } |
| } else { |
| return branch; |
| } |
| } |
| |
| public static boolean isReturn(GrStatement statement, @NonNls String value) { |
| if (statement == null) { |
| return false; |
| } |
| if (!(statement instanceof GrReturnStatement)) { |
| return false; |
| } |
| final GrReturnStatement returnStatement = |
| (GrReturnStatement) statement; |
| final GrExpression returnValue = returnStatement.getReturnValue(); |
| if (returnValue == null) { |
| return false; |
| } |
| final String returnValueText = returnValue.getText(); |
| return value.equals(returnValueText); |
| } |
| |
| public static boolean isAssignment(GrStatement statement, @NonNls String value) { |
| if (statement == null) { |
| return false; |
| } |
| if (!(statement instanceof GrExpression)) { |
| return false; |
| } |
| final GrExpression expression = (GrExpression) statement; |
| if (!(expression instanceof GrAssignmentExpression)) { |
| return false; |
| } |
| final GrAssignmentExpression assignment = |
| (GrAssignmentExpression) expression; |
| final GrExpression rhs = assignment.getRValue(); |
| if (rhs == null) { |
| return false; |
| } |
| final String rhsText = rhs.getText(); |
| return value.equals(rhsText); |
| } |
| |
| public static boolean isAssignment(GrStatement statement) { |
| return statement instanceof GrAssignmentExpression; |
| } |
| } |