function initApiExtractor()

in packages/just-scripts/src/tasks/apiExtractorTask.ts [144:178]

• 26 lines of code
• 5 McCabe index (conditional complexity)

function initApiExtractor(options: ApiExtractorOptions): ApiExtractorContext | undefined {
  const apiExtractorModule: typeof ApiExtractorTypes = tryRequire('@microsoft/api-extractor');

  if (!apiExtractorModule) {
    logger.warn('@microsoft/api-extractor package not detected. This task will have no effect.');
    return;
  }

  if (!apiExtractorModule.Extractor.invoke) {
    logger.warn('Please update your @microsoft/api-extractor package. This task will have no effect.');
    return;
  }

  const { ExtractorConfig } = apiExtractorModule;
  const { configJsonFilePath = ExtractorConfig.FILENAME, fixNewlines, onResult, ...extractorOptions } = options;

  if (!fs.existsSync(configJsonFilePath)) {
    const defaultConfig = path.resolve(__dirname, '../../config/apiExtractor/api-extractor.json');
    logger.warn(`Config file not found for api-extractor! Please copy ${defaultConfig} to project root folder to try again`);
    return;
  }

  const rawConfig = ExtractorConfig.loadFile(configJsonFilePath);
  // Allow modification of the config
  options.onConfigLoaded?.(rawConfig);
  // This follows the logic from ExtractorConfig.loadFileAndPrepare
  // https://github.com/microsoft/rushstack/blob/1eb3d8ccf2a87b90a1038bf464b0b73fb3c7fd78/apps/api-extractor/src/api/ExtractorConfig.ts#L455
  const config = ExtractorConfig.prepare({
    configObject: rawConfig,
    configObjectFullPath: path.resolve(configJsonFilePath),
    packageJsonFullPath: path.resolve('package.json'),
  });

  return { apiExtractorModule, config, extractorOptions, options };
}