/* * 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 org.intellij.plugins.intelliLang.references; import com.intellij.codeInspection.LocalInspectionTool; import com.intellij.codeInspection.ProblemHighlightType; import com.intellij.codeInspection.ProblemsHolder; import com.intellij.openapi.util.TextRange; import com.intellij.psi.PsiElement; import com.intellij.psi.PsiElementVisitor; import com.intellij.psi.PsiReference; import org.jetbrains.annotations.NotNull; /** * @author Dmitry Avdeev * Date: 05.08.13 */ public class InjectedReferencesInspection extends LocalInspectionTool { @NotNull @Override public PsiElementVisitor buildVisitor(@NotNull final ProblemsHolder holder, boolean isOnTheFly) { return new PsiElementVisitor() { @Override public void visitElement(PsiElement element) { PsiReference[] injected = InjectedReferencesContributor.getInjectedReferences(element); if (injected != null) { for (PsiReference reference : injected) { if (reference.resolve() == null) { TextRange range = reference.getRangeInElement(); if (range.isEmpty() && range.getStartOffset() == 1 && "\"\"".equals(element.getText())) { String message = ProblemsHolder.unresolvedReferenceMessage(reference); holder.registerProblem(element, message, ProblemHighlightType.LIKE_UNKNOWN_SYMBOL, TextRange.create(0, 2)); } else { holder.registerProblem(reference); } } } } super.visitElement(element); } }; } }