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Code Analyzer for JavaScript/TypeScript/CSS
/*
* SonarQube JavaScript Plugin
* Copyright (C) 2011-2022 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.plugins.javascript.eslint;
import java.io.IOException;
import java.nio.file.Path;
import java.util.ArrayDeque;
import java.util.Deque;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.sonar.api.batch.fs.InputFile;
import org.sonar.api.batch.sensor.SensorContext;
import org.sonar.api.scanner.ScannerSide;
import org.sonar.api.utils.log.Logger;
import org.sonar.api.utils.log.Loggers;
import org.sonar.api.utils.log.Profiler;
import org.sonar.plugins.javascript.CancellationException;
import org.sonar.plugins.javascript.TypeScriptLanguage;
import org.sonar.plugins.javascript.eslint.EslintBridgeServer.TsProgram;
import org.sonar.plugins.javascript.eslint.EslintBridgeServer.TsProgramRequest;
import org.sonar.plugins.javascript.eslint.cache.CacheStrategies;
import org.sonar.plugins.javascript.eslint.cache.CacheStrategy;
import org.sonar.plugins.javascript.utils.ProgressReport;
import org.sonarsource.api.sonarlint.SonarLintSide;
import static org.sonar.plugins.javascript.eslint.TypeScriptSensor.PROGRESS_REPORT_PERIOD;
import static org.sonar.plugins.javascript.eslint.TypeScriptSensor.PROGRESS_REPORT_TITLE;
@ScannerSide
@SonarLintSide
public class AnalysisWithProgram {
private static final Logger LOG = Loggers.get(AnalysisWithProgram.class);
private static final Profiler PROFILER = Profiler.create(LOG);
private final EslintBridgeServer eslintBridgeServer;
private final Monitoring monitoring;
private final AnalysisProcessor processAnalysis;
private final AnalysisWarningsWrapper analysisWarnings;
private SensorContext context;
private ContextUtils contextUtils;
private AbstractChecks checks;
private ProgressReport progressReport;
private AnalysisMode analysisMode;
public AnalysisWithProgram(EslintBridgeServer eslintBridgeServer, Monitoring monitoring, AnalysisProcessor processAnalysis, AnalysisWarningsWrapper analysisWarnings) {
this.eslintBridgeServer = eslintBridgeServer;
this.monitoring = monitoring;
this.processAnalysis = processAnalysis;
this.analysisWarnings = analysisWarnings;
}
void analyzeFiles(SensorContext context, AbstractChecks checks, List inputFiles) throws IOException {
this.context = context;
this.contextUtils = new ContextUtils(context);
this.checks = checks;
this.analysisMode = AnalysisMode.getMode(context, checks.eslintRules());
var tsConfigs = new TsConfigProvider().tsconfigs(context);
if (tsConfigs.isEmpty()) {
LOG.info("No tsconfig.json file found");
}
progressReport = new ProgressReport(PROGRESS_REPORT_TITLE, PROGRESS_REPORT_PERIOD);
progressReport.start(inputFiles.size(), inputFiles.iterator().next().absolutePath());
boolean success = false;
try {
Deque workList = new ArrayDeque<>(tsConfigs);
Set analyzedProjects = new HashSet<>();
Set analyzedFiles = new HashSet<>();
while (!workList.isEmpty()) {
var tsConfig = Path.of(workList.pop()).toString();
// Use of path.of as it normalizes Unix and Windows paths. Otherwise, project references returned by typescript may not match system slash
if (!analyzedProjects.add(tsConfig)) {
LOG.debug("tsconfig.json already analyzed: '{}'. Skipping it.", tsConfig);
continue;
}
monitoring.startProgram(tsConfig);
PROFILER.startInfo("Creating TypeScript program");
LOG.info("TypeScript configuration file " + tsConfig);
var program = eslintBridgeServer.createProgram(new TsProgramRequest(tsConfig));
if (program.error != null) {
LOG.error("Failed to create program: " + program.error);
PROFILER.stopInfo();
continue;
}
if (program.missingTsConfig) {
String msg = "At least one tsconfig.json was not found in the project. Please run 'npm install' for a more complete analysis. Check analysis logs for more details.";
LOG.warn(msg);
this.analysisWarnings.addUnique(msg);
}
PROFILER.stopInfo();
monitoring.stopProgram();
analyzeProgram(program, analyzedFiles);
workList.addAll(program.projectReferences);
eslintBridgeServer.deleteProgram(program);
}
Set skippedFiles = new HashSet<>(inputFiles);
skippedFiles.removeAll(analyzedFiles);
if (!skippedFiles.isEmpty()) {
LOG.info("Skipped {} file(s) because they were not part of any tsconfig.json (enable debug logs to see the full list)", skippedFiles.size());
skippedFiles.forEach(f -> LOG.debug("File not part of any tsconfig.json: {}", f));
}
success = true;
} finally {
if (success) {
progressReport.stop();
} else {
progressReport.cancel();
}
}
}
private void analyzeProgram(TsProgram program, Set analyzedFiles) throws IOException {
LOG.info("Starting analysis with current program");
var fs = context.fileSystem();
var counter = 0;
for (var file : program.files) {
var inputFile = fs.inputFile(fs.predicates().and(
fs.predicates().hasAbsolutePath(file),
// we need to check the language, because project might contain files which were already analyzed with JS sensor
// this should be removed once we unify the two sensors
fs.predicates().hasLanguage(TypeScriptLanguage.KEY)));
if (inputFile == null) {
LOG.debug("File not part of the project: '{}'", file);
continue;
}
if (analyzedFiles.add(inputFile)) {
var cacheStrategy = CacheStrategies.getStrategyFor(context, inputFile);
if (cacheStrategy.isAnalysisRequired()) {
analyze(inputFile, program, cacheStrategy);
}
counter++;
} else {
LOG.debug("File already analyzed: '{}'. Check your project configuration to avoid files being part of multiple projects.", file);
}
}
LOG.info("Analyzed {} file(s) with current program", counter);
}
private void analyze(InputFile file, TsProgram tsProgram, CacheStrategy cacheStrategy) throws IOException {
if (context.isCancelled()) {
throw new CancellationException("Analysis interrupted because the SensorContext is in cancelled state");
}
try {
LOG.debug("Analyzing file: {}", file.uri());
progressReport.nextFile(file.absolutePath());
monitoring.startFile(file);
EslintBridgeServer.JsAnalysisRequest request = new EslintBridgeServer.JsAnalysisRequest(file.absolutePath(),
file.type().toString(), null, contextUtils.ignoreHeaderComments(), null, tsProgram.programId, analysisMode.getLinterIdFor(file));
EslintBridgeServer.AnalysisResponse response = eslintBridgeServer.analyzeWithProgram(request);
processAnalysis.processResponse(context, checks, file, response);
cacheStrategy.writeGeneratedFilesToCache(response.ucfgPaths);
} catch (IOException e) {
LOG.error("Failed to get response while analyzing " + file, e);
throw e;
}
}
}