Function _extractMessages

packages/compiler/test/i18n/i18n_parser_spec.ts:414–432

(
  html: string,
  implicitTags: string[] = [],
  implicitAttrs: {[k: string]: string[]} = {},
  preserveSignificantWhitespace = true,
)

}

export function _extractMessages(
  html: string,
  implicitTags: string[] = [],
  implicitAttrs: {[k: string]: string[]} = {},
  preserveSignificantWhitespace = true,
): Message[] {
  const htmlParser = new HtmlParser();
  const parseResult = htmlParser.parse(html, 'extractor spec', {tokenizeExpansionForms: true});
  if (parseResult.errors.length > 1) {
    throw Error(`unexpected parse errors: ${parseResult.errors.join('\n')}`);
  }

  return extractMessages(
    parseResult.rootNodes,
    implicitTags,
    implicitAttrs,
    preserveSignificantWhitespace,
  ).messages;
}