Function worker

packages/jest-reporters/src/CoverageWorker.ts:44–59

({
  config,
  globalConfig,
  path,
  context,
}: CoverageWorkerData)

});

export function worker({
  config,
  globalConfig,
  path,
  context,
}: CoverageWorkerData): Promise<CoverageWorkerResult | null> {
  return generateEmptyCoverage(
    fs.readFileSync(path, 'utf8'),
    path,
    globalConfig,
    config,
    context.changedFiles && new Set(context.changedFiles),
    context.sourcesRelatedToTestsInChangedFiles &&
      new Set(context.sourcesRelatedToTestsInChangedFiles),
  );
}