Changelog

All notable changes are documented here. date-wiz follows Semantic Versioning.

v1.0.0 — 2026-03-15

Initial public release. 🎉

format() — token-based formatting with 20+ tokens and full Intl i18n
getRelativeTime() — relative time strings with precision levels (1–3 units) and locale support
smartFormat() — context-aware labels (Today, Yesterday, weekday, short date, long date)
parse() — intelligent parsing of 15+ formats including compact, regional, natural language, and relative shorthands (+2d, next_monday)
wiz() — immutable, chainable factory wrapping all operations
Arithmetic utilities — add, subtract, diff, isBefore, isAfter, isSameDay, clampDate, startOf, endOf
Business day utilities — addBusinessDays, subtractBusinessDays, countBusinessDays, isWithinWorkingHours, checkIsBusinessDay with holiday support
Three output formats — ESM, CJS, and TypeScript declaration files
Sub-path exports — date-wiz/format, date-wiz/relative, date-wiz/business, date-wiz/parse
Zero runtime dependencies
107 tests across 7 test suites, 100% function coverage
MIT license

For the full commit history, see the GitHub releases page.