| /* |
| * Copyright 2016 The Bazel Authors. All rights reserved. |
| * |
| * 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.google.idea.blaze.base.lang.buildfile.psi; |
| |
| import com.google.idea.blaze.base.lang.buildfile.search.BlazePackage; |
| import com.intellij.psi.NavigatablePsiElement; |
| import com.intellij.psi.PsiElement; |
| import javax.annotation.Nullable; |
| |
| /** Base class for all BUILD file PSI elements */ |
| public interface BuildElement extends NavigatablePsiElement { |
| |
| @Nullable |
| static BuildElement asBuildElement(PsiElement psiElement) { |
| return psiElement instanceof BuildElement ? (BuildElement) psiElement : null; |
| } |
| |
| Statement[] EMPTY_ARRAY = new Statement[0]; |
| |
| String getPresentableText(); |
| |
| /** See {@link com.intellij.navigation.ItemPresentation#getLocationString}. */ |
| @Nullable |
| default String getLocationString() { |
| return null; |
| } |
| |
| @Nullable |
| PsiElement getReferencedElement(); |
| |
| <P extends PsiElement> P[] childrenOfClass(Class<P> psiClass); |
| |
| @Nullable |
| <P extends PsiElement> P firstChildOfClass(Class<P> psiClass); |
| |
| @Nullable |
| BlazePackage getBlazePackage(); |
| } |