backOpen Sourceis-language-codeChangelog

Changelog

All notable changes to this project will be documented in this file.
See Conventional Commits for commit guidelines.

5.2.0

19 Aug 2026

🔧 Fixed

  • resolve review findings REV-004 through REV-007 (b60e9ee)
  • retire direct publish aliases (f98e31e)

✨ Features

  • add codsen-glob and migrate glob consumers (5595a2b)
  • fix memory leak, rebase and update all data (2ffb629)
  • refresh the tooling and generate with the latest dependencies (781f802)

⏪ Reverts

  • Revert “Merge pull request #128 from codsen/release/npm-32198404552–1″ (5baeeaa), closes #128
  • Revert “Merge pull request #127 from codsen/release/npm-32194020886–1″ (5f1e94d), closes #127

5.2.0

5 Aug 2026

✨ Features

  • Replace the positional parser with an RFC 5646 cursor parser.
  • Eliminate per-call RegExp retention; lookup sets and ranges are initialized once.
  • Fix grandfathered casing, extlang prefixes/count, script→variant parsing, duplicate variants/singletons, extension/private-use handling, and private script endpoints.
  • Update the registry from 2019 to the official IANA 2026–06–14 snapshot.
  • Make runme.js (line 1) deterministic, cwd-independent, and prefix-aware.
  • Fix the vacuous Datahub assertions and added regressions through test 65.
  • Remove the now-unused codsen-utils dependency and synchronized the lockfile.
  • Remove obsolete debug logging, resolving the line-label violations.

Thank you https://github.com/DamilojuVeriff for alerting about the leak and raising a POC PR.

5.0.0

1 Dec 2022

💥 BREAKING CHANGES

  • Minimum supported Node version is v14.18; we’re dropping v12 support

4.1.2

5 Sept 2022

🔧 Fixed

  • address memory leaks related to arrays not being garbage-collected (7001193)

4.1.0

12 Aug 2022

✨ Features

4.0.0

9 Sept 2021

✨ Features

💥 BREAKING CHANGES

  • programs now are in ES Modules and won’t work with Common JS require()

3.1.0

24 May 2021

✨ Features

  • config file based major bump blacklisting (e15f9bb)

3.0.15

11 Apr 2021

⏪ Reverts

  • Revert “chore: setup refresh” (23cf206)

3.0.1

28 Jan 2021

🔧 Fixed

  • add testStats to npmignore (f3c84e9)

3.0.0

23 Jan 2021

✨ Features

  • rewrite in TS, start using named exports (5b05e0c)

💥 BREAKING CHANGES

  • previously, you’d consume like: import isLangCode from … — now import { isLangCode } from …

2.0.0

28 Nov 2020

Accidental version bump during migration to SourceHut. Sorry about that.

1.0.0

5 Jan 2020

✨ Features

💥 BREAKING CHANGES

  • init

1.0.0

5 Jan 2020
  • First public release
back