Function parse

semver/parse.ts:29–66

(value: string)

 * @returns A valid SemVer
 */
export function parse(value: string): SemVer {
  if (typeof value !== "string") {
    throw new TypeError(
      `Cannot parse version as version must be a string: received ${typeof value}`,
    );
  }

  if (value.length > MAX_LENGTH) {
    throw new TypeError(
      `Cannot parse version as version length is too long: length is ${value.length}, max length is ${MAX_LENGTH}`,
    );
  }

  value = value.trim();

  const groups = value.match(FULL_REGEXP)?.groups;
  if (!groups) throw new TypeError(`Cannot parse version: ${value}`);

  const major = parseNumber(
    groups.major!,
    `Cannot parse version ${value}: invalid major version`,
  );
  const minor = parseNumber(
    groups.minor!,
    `Cannot parse version ${value}: invalid minor version`,
  );
  const patch = parseNumber(
    groups.patch!,
    `Cannot parse version ${value}: invalid patch version`,
  );

  const prerelease = groups.prerelease
    ? parsePrerelease(groups.prerelease)
    : [];
  const build = groups.buildmetadata ? parseBuild(groups.buildmetadata) : [];

  return { major, minor, patch, prerelease, build };
}