| /* |
| * Copyright 2000-2013 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 com.siyeh.ig.naming; |
| |
| import com.intellij.psi.*; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class LocalVariableNamingConventionInspectionBase extends ConventionInspection { |
| private static final int DEFAULT_MIN_LENGTH = 1; |
| private static final int DEFAULT_MAX_LENGTH = 20; |
| /** |
| * @noinspection PublicField |
| */ |
| public boolean m_ignoreForLoopParameters = false; |
| /** |
| * @noinspection PublicField |
| */ |
| public boolean m_ignoreCatchParameters = false; |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message("local.variable.naming.convention.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| public String buildErrorString(Object... infos) { |
| final String varName = (String)infos[0]; |
| if (varName.length() < getMinLength()) { |
| return InspectionGadgetsBundle.message("local.variable.naming.convention.problem.descriptor.short"); |
| } |
| else if (varName.length() > getMaxLength()) { |
| return InspectionGadgetsBundle.message("local.variable.naming.convention.problem.descriptor.long"); |
| } |
| else { |
| return InspectionGadgetsBundle.message("local.variable.naming.convention.problem.descriptor.regex.mismatch", getRegex()); |
| } |
| } |
| |
| @Override |
| protected boolean buildQuickFixesOnlyForOnTheFlyErrors() { |
| return true; |
| } |
| |
| @Override |
| protected String getDefaultRegex() { |
| return "[a-z][A-Za-z\\d]*"; |
| } |
| |
| @Override |
| protected int getDefaultMinLength() { |
| return DEFAULT_MIN_LENGTH; |
| } |
| |
| @Override |
| protected int getDefaultMaxLength() { |
| return DEFAULT_MAX_LENGTH; |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new NamingConventionsVisitor(); |
| } |
| |
| private class NamingConventionsVisitor extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitLocalVariable(@NotNull PsiLocalVariable variable) { |
| super.visitLocalVariable(variable); |
| if (m_ignoreForLoopParameters) { |
| final PsiElement parent = variable.getParent(); |
| if (parent != null) { |
| final PsiElement grandparent = parent.getParent(); |
| if (grandparent instanceof PsiForStatement) { |
| final PsiForStatement forLoop = (PsiForStatement)grandparent; |
| final PsiStatement initialization = forLoop.getInitialization(); |
| if (parent.equals(initialization)) { |
| return; |
| } |
| } |
| } |
| } |
| final String name = variable.getName(); |
| if (name == null) { |
| return; |
| } |
| if (isValid(name)) { |
| return; |
| } |
| registerVariableError(variable, name); |
| } |
| |
| @Override |
| public void visitParameter(@NotNull PsiParameter variable) { |
| final PsiElement scope = variable.getDeclarationScope(); |
| final boolean isCatchParameter = scope instanceof PsiCatchSection; |
| final boolean isForeachParameter = scope instanceof PsiForeachStatement; |
| if (!isCatchParameter && !isForeachParameter) { |
| return; |
| } |
| if (m_ignoreCatchParameters && isCatchParameter) { |
| return; |
| } |
| if (m_ignoreForLoopParameters && isForeachParameter) { |
| return; |
| } |
| final String name = variable.getName(); |
| if (name == null) { |
| return; |
| } |
| if (isValid(name)) { |
| return; |
| } |
| registerVariableError(variable, name); |
| } |
| } |
| } |