Function writeIstanbulReports

packages/test/src/lib/coverage.ts:145–153

(coverageMap: CoverageMap, cwd: string, outDir: string)

}

async function writeIstanbulReports(coverageMap: CoverageMap, cwd: string, outDir: string) {
  await fsp.mkdir(outDir, { recursive: true })
  let { createContext, reports } = getIstanbul()
  let ctx = createContext({ coverageMap, dir: outDir } as any)
  console.log('\nCoverage report:')
  reports.create('text').execute(ctx)
  reports.create('lcovonly').execute(ctx)
  console.log(`\nLCOV coverage written to ${path.relative(cwd, path.join(outDir, 'lcov.info'))}`)
}

// Convert a single V8 coverage entry to Istanbul format and merge it into the
// coverage map.