Function checkFile

build-system/tasks/check-owners.js:39–94

* Checks a single OWNERS file using the owners bot API. * @param {string} file * @return {Promise }

(file)

 * @return {Promise<void>}
 */
async function checkFile(file) {
  if (!file.endsWith('OWNERS')) {
    log(red('ERROR:'), cyan(file), 'is not an', cyan('OWNERS'), 'file.');
    process.exitCode = 1;
    return;
  }

  const contents = fs.readFileSync(file, 'utf8').toString();
  try {
    JSON5.parse(contents);
    logLocalDev(green('SUCCESS:'), 'No errors in', cyan(file));
  } catch {
    log(red('FAILURE:'), 'Found errors in', cyan(file));
    process.exitCode = 1;
  }

  try {
    const response = await fetch(OWNERS_SYNTAX_CHECK_URI, {
      method: 'POST',
      headers: {
        'Accept': 'application/json',
        'Content-Type': 'application/json',
      },
      body: JSON.stringify({path: file, contents}),
    });

    if (!response.ok) {
      log(red('ERROR:'), 'Could not reach the owners syntax check API');
      throw new Error(
        `${response.status} ${response.statusText}: ${await response.text()}`
      );
    }

    const {fileErrors, requestErrors, rules} = await response.json();

    if (requestErrors) {
      requestErrors.forEach((err) => log(red(err)));
      throw new Error('Could not reach the owners syntax check API');
    } else if (fileErrors && fileErrors.length) {
      fileErrors.forEach((err) => log(red(err)));
      throw new Error(`Errors encountered parsing "${file}"`);
    }

    log(
      green('SUCCESS:'),
      'Parsed',
      cyan(file),
      'successfully; produced',
      cyan(rules.length),
      'rule(s).'
    );
  } catch (error) {
    log(red('FAILURE:'), error);
    process.exitCode = 1;
  }
}

module.exports = {