Function askUserForVersions

scripts/release_notes/release_notes.ts:97–120

(validVersions: string[], packageName: string)

};

async function askUserForVersions(validVersions: string[], packageName: string):
    Promise<{startVersion: string, endVersion: string}> {
  const YELLOW_TERMINAL_COLOR = '\x1b[33m%s\x1b[0m';
  const RED_TERMINAL_COLOR = '\x1b[31m%s\x1b[0m';

  console.log(YELLOW_TERMINAL_COLOR, packageName + ' versions');
  console.log(validVersions.join(', '));
  const startVersion = await util.question(`Enter the start version: `);
  if (validVersions.indexOf(startVersion) === -1) {
    console.log(RED_TERMINAL_COLOR, `Unknown start version: ${startVersion}`);
    process.exit(1);
  }
  const defaultVersion = validVersions[validVersions.length - 1];
  let endVersion = await util.question(
      `Enter the end version (leave empty for ${defaultVersion}): `);
  if (endVersion === '') {
    endVersion = defaultVersion;
  }
  if (validVersions.indexOf(endVersion) === -1) {
    console.log(RED_TERMINAL_COLOR, `Unknown end version: ${endVersion}`);
    process.exit(1);
  }
  return {startVersion, endVersion};
}

function getTaggedVersions(packageName: string) {
  const versions =