/*
* Copyright 2016-present Facebook, Inc.
*
* 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.facebook.buck.cxx;
import com.facebook.buck.io.ProjectFilesystem;
import com.facebook.buck.json.JsonConcatenateStep;
import com.facebook.buck.model.BuildTargets;
import com.facebook.buck.rules.AbstractBuildRule;
import com.facebook.buck.rules.BuildContext;
import com.facebook.buck.rules.BuildRuleParams;
import com.facebook.buck.rules.BuildableContext;
import com.facebook.buck.rules.ExplicitBuildTargetSourcePath;
import com.facebook.buck.rules.HasPostBuildSteps;
import com.facebook.buck.rules.SourcePath;
import com.facebook.buck.step.Step;
import com.facebook.buck.step.fs.MkdirStep;
import com.google.common.collect.FluentIterable;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSortedSet;
import com.google.common.collect.Ordering;
import java.nio.file.Path;
/**
* Merge all the json reports together into one and emit a list of results dirs of each capture and
* analysis target involved for the analysis itself.
*/
public class CxxInferComputeReport extends AbstractBuildRule implements HasPostBuildSteps {
private CxxInferAnalyze analysisToReport;
private ProjectFilesystem projectFilesystem;
private Path outputDirectory;
private Path reportOutput;
public CxxInferComputeReport(BuildRuleParams buildRuleParams, CxxInferAnalyze analysisToReport) {
super(buildRuleParams);
this.analysisToReport = analysisToReport;
this.outputDirectory =
BuildTargets.getGenPath(getProjectFilesystem(), this.getBuildTarget(), "infer-%s");
this.reportOutput = this.outputDirectory.resolve("report.json");
this.projectFilesystem = getProjectFilesystem();
}
@Override
public ImmutableList<Step> getBuildSteps(
BuildContext context, BuildableContext buildableContext) {
buildableContext.recordArtifact(reportOutput);
ImmutableSortedSet<Path> reportsToMergeFromDeps =
FluentIterable.from(analysisToReport.getTransitiveAnalyzeRules())
.transform(CxxInferAnalyze::getSourcePathToOutput)
.transform(context.getSourcePathResolver()::getAbsolutePath)
.toSortedSet(Ordering.natural());
ImmutableSortedSet<Path> reportsToMerge =
ImmutableSortedSet.<Path>naturalOrder()
.addAll(reportsToMergeFromDeps)
.add(
context
.getSourcePathResolver()
.getAbsolutePath(analysisToReport.getSourcePathToOutput()))
.build();
return ImmutableList.<Step>builder()
.add(MkdirStep.of(projectFilesystem, outputDirectory))
.add(
new JsonConcatenateStep(
projectFilesystem,
reportsToMerge,
reportOutput,
"infer-merge-reports",
"Merge Infer Reports"))
.build();
}
@Override
public SourcePath getSourcePathToOutput() {
return new ExplicitBuildTargetSourcePath(getBuildTarget(), reportOutput);
}
@Override
public ImmutableList<Step> getPostBuildSteps(BuildContext context) {
return ImmutableList.<Step>builder()
.add(MkdirStep.of(projectFilesystem, outputDirectory))
.add(
CxxCollectAndLogInferDependenciesStep.fromAnalyzeRule(
analysisToReport,
getProjectFilesystem(),
this.outputDirectory.resolve("infer-deps.txt")))
.build();
}
}