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const SEMVER_RE = /^v?(\d+)\.(\d+)\.(\d+)$/;
export function isValid(str: string) {  return SEMVER_RE.test(str);}
export enum BumpTarget {  "major",  "minor",  "patch"}
export function bumpVersion(version: string, target: BumpTarget): string {  if (!isValid(version)) {    throw new TypeError(`Invalid version string: ${version}`);  }  const parts = SEMVER_RE.exec(version)    .slice(1)    .map(Number);  parts[target] += 1;  return `v${parts.join(".")}`;}
export function canonical(version: string): string {  if (!isValid(version)) {    throw new TypeError(`Invalid version string: ${version}`);  }  const parts = SEMVER_RE.exec(version).slice(1);  return `v${parts.join(".")}`;}