| // Copyright 2015 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.devtools.build.lib.analysis; |
| |
| import com.google.common.base.Function; |
| import com.google.common.base.Joiner; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Iterables; |
| import com.google.devtools.build.lib.actions.Artifact; |
| import com.google.devtools.build.lib.syntax.EvalException; |
| |
| |
| /** |
| * Utility class to validate results of executing Skylark rules and aspects. |
| */ |
| public class SkylarkProviderValidationUtil { |
| public static void checkOrphanArtifacts(RuleContext ruleContext) throws EvalException { |
| ImmutableSet<Artifact> orphanArtifacts = |
| ruleContext.getAnalysisEnvironment().getOrphanArtifacts(); |
| if (!orphanArtifacts.isEmpty()) { |
| throw new EvalException(null, "The following files have no generating action:\n" |
| + Joiner.on("\n").join(Iterables.transform(orphanArtifacts, |
| new Function<Artifact, String>() { |
| @Override |
| public String apply(Artifact artifact) { |
| return artifact.getRootRelativePathString(); |
| } |
| }))); |
| } |
| } |
| } |