| /* |
| * Copyright 2006-2007 Dave Griffith, Bas Leijdekkers |
| * |
| * 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 com.siyeh.ig.numeric; |
| |
| import com.intellij.psi.JavaTokenType; |
| import com.intellij.psi.PsiJavaToken; |
| import com.intellij.psi.PsiPrefixExpression; |
| import com.intellij.psi.tree.IElementType; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspection; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class UnaryPlusInspection extends BaseInspection { |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message("unary.plus.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| protected String buildErrorString(Object... infos) { |
| return InspectionGadgetsBundle.message( |
| "unary.plus.problem.descriptor"); |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new UnaryPlusVisitor(); |
| } |
| |
| private static class UnaryPlusVisitor extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitPrefixExpression( |
| PsiPrefixExpression prefixExpression) { |
| super.visitPrefixExpression(prefixExpression); |
| final PsiJavaToken token = prefixExpression.getOperationSign(); |
| final IElementType tokenType = token.getTokenType(); |
| if (!tokenType.equals(JavaTokenType.PLUS)) { |
| return; |
| } |
| registerError(token); |
| } |
| } |
| } |