| /* |
| * Copyright 2017 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.findusages; |
| |
| import com.google.idea.blaze.base.lang.buildfile.psi.BuildElement; |
| import com.google.idea.blaze.base.lang.buildfile.psi.GlobExpression; |
| import com.google.idea.blaze.base.lang.buildfile.psi.LoadStatement; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.usages.UsageTarget; |
| import com.intellij.usages.impl.rules.UsageType; |
| import com.intellij.usages.impl.rules.UsageTypeProviderEx; |
| import javax.annotation.Nullable; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** Used to provide user-visible string when grouping 'find usages' results by type. */ |
| public class BuildUsageTypeProvider implements UsageTypeProviderEx { |
| private static final UsageType IN_LOAD = new UsageType("Usage in load statement"); |
| private static final UsageType IN_GLOB = new UsageType("Usage in BUILD glob"); |
| private static final UsageType GENERIC = new UsageType("Usage in BUILD/Skylark file"); |
| |
| @Override |
| @Nullable |
| public UsageType getUsageType(PsiElement element) { |
| return getUsageType(element, UsageTarget.EMPTY_ARRAY); |
| } |
| |
| @Override |
| @Nullable |
| public UsageType getUsageType(PsiElement element, @NotNull UsageTarget[] targets) { |
| if (!(element instanceof BuildElement)) { |
| return null; |
| } |
| if (PsiTreeUtil.getParentOfType(element, LoadStatement.class) != null) { |
| return IN_LOAD; |
| } |
| if (PsiTreeUtil.getParentOfType(element, GlobExpression.class, false) != null) { |
| return IN_GLOB; |
| } |
| return GENERIC; |
| } |
| } |