Function i18nExtract

packages/compiler-cli/src/transformers/i18n.ts:32–48

(
  formatName: string | null,
  outFile: string | null,
  host: ts.CompilerHost,
  options: CompilerOptions,
  bundle: MessageBundle,
  pathResolve: (...segments: string[]) => string = path.resolve,
)

}

export function i18nExtract(
  formatName: string | null,
  outFile: string | null,
  host: ts.CompilerHost,
  options: CompilerOptions,
  bundle: MessageBundle,
  pathResolve: (...segments: string[]) => string = path.resolve,
): string[] {
  formatName = formatName || 'xlf';
  // Checks the format and returns the extension
  const ext = i18nGetExtension(formatName);
  const content = i18nSerialize(bundle, formatName, options);
  const dstFile = outFile || `messages.${ext}`;
  const dstPath = pathResolve(options.outDir || options.basePath!, dstFile);
  host.writeFile(dstPath, content, false, undefined, []);
  return [dstPath];
}

export function i18nSerialize(
  bundle: MessageBundle,