message: Fix DeepScan complaints
diff: @@ -170,7 +170,7 @@ async function assertBuild(fixture: string, texName: string, pdfName: string, bu
  const files = glob.sync('**/**.pdf', { cwd: fixture })
  const pdfPath = path.join(fixture, pdfName)
  - logger.log(`PDF produced: ${files ? files.join(' , ') : 'nothing'} .`)
  + logger.log(`PDF produced: ${files.join(' , ') || 'nothing'} .`)
  strictEqual(files.map(file => path.resolve(fixture, file)).join(','), pdfName === '' ? pdfName : pdfPath)
  }
  @@ -205,12 +205,12 @@ async function assertAutoBuild(fixture: string, texName: string, pdfName: string
  if (mode?.includes('noAutoBuild')) {
  await sleep(3000)
  files = glob.sync('**/**.pdf', { cwd: fixture })
  - logger.log(`PDF produced: ${files ? files.join(' , ') : 'nothing'} .`)
  + logger.log(`PDF produced: ${files.join(' , ') || 'nothing'} .`)
  strictEqual(files.map(file => path.resolve(fixture, file)).join(','), '')
  } else {
  await event
  files = glob.sync('**/**.pdf', { cwd: fixture })
  - logger.log(`PDF produced: ${files ? files.join(' , ') : 'nothing'} .`)
  + logger.log(`PDF produced: ${files.join(' , ') || 'nothing'} .`)
  strictEqual(files.map(file => path.resolve(fixture, file)).join(','), path.resolve(fixture, pdfName))
  }
  }
  