Alexey Sedunov
62 lines
2.4 KiB
Java
62 lines
2.4 KiB
Java
/*
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* Copyright 2010-2015 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jetbrains.kotlin.test;
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import com.intellij.navigation.ItemPresentation;
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import com.intellij.navigation.NavigationItem;
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import com.intellij.psi.PsiAnonymousClass;
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import com.intellij.psi.PsiElement;
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import com.intellij.psi.PsiPackage;
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import com.intellij.psi.util.PsiTreeUtil;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.kotlin.psi.KtClass;
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import org.jetbrains.kotlin.psi.KtObjectDeclaration;
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import org.junit.Assert;
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public final class ReferenceUtils {
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private ReferenceUtils() {
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}
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public static String renderAsGotoImplementation(@NotNull PsiElement element) {
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PsiElement navigationElement = element.getNavigationElement();
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if (navigationElement instanceof KtObjectDeclaration && ((KtObjectDeclaration) navigationElement).isCompanion()) {
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//default presenter return null for companion object
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KtClass containingClass = PsiTreeUtil.getParentOfType(navigationElement, KtClass.class);
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assert containingClass != null;
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return "companion object of " + renderAsGotoImplementation(containingClass);
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}
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Assert.assertTrue(navigationElement instanceof NavigationItem);
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ItemPresentation presentation = ((NavigationItem) navigationElement).getPresentation();
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if (presentation == null) {
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return element.getText();
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}
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String presentableText = presentation.getPresentableText();
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String locationString = presentation.getLocationString();
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if (locationString == null && element.getParent() instanceof PsiAnonymousClass) {
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locationString = "<anonymous>";
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}
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return locationString == null || navigationElement instanceof PsiPackage
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// for PsiPackage, presentableText is FQ name of current package
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? presentableText
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: locationString + "." + presentableText;
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}
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}
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