Function appendToLogFile

ng-dev/utils/logging.ts:177–196

Write the provided text to the log file, prepending each line with the log level.

(logLevel: LogLevel | undefined, ...text: unknown[])

/** Write the provided text to the log file, prepending each line with the log level.  */
function appendToLogFile(logLevel: LogLevel | undefined, ...text: unknown[]) {
  if (logStream === undefined) {
    return;
  }
  if (logLevel === undefined) {
    logStream.write(text.join(' ') + '\n');
    return;
  }

  const logLevelText = `${LogLevel[logLevel]}:`.padEnd(LOG_LEVEL_COLUMNS);
  logStream.write(
    stripVTControlCharacters(
      text
        .join(' ')
        .split('\n')
        .map((l) => `${logLevelText} ${l}\n`)
        .join(''),
    ),
  );
}