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# Changelog
## [9.0.0](https://github.com/npm/nopt/compare/v8.1.0...v9.0.0) (2025-10-22)
### ⚠️ BREAKING CHANGES
* `nopt` now supports node `^20.17.0 || >=22.9.0`
### Bug Fixes
* [`d304e27`](https://github.com/npm/nopt/commit/d304e2760823ac02925c5d1dfb1593554603e30a) [#189](https://github.com/npm/nopt/pull/189) align to npm 11 node engine range (@owlstronaut)
### Dependencies
* [`5b85c97`](https://github.com/npm/nopt/commit/5b85c97364837a9739b6eae8d2bc4a9b780134bd) [#189](https://github.com/npm/nopt/pull/189) `abbrev@4.0.0`
### Chores
* [`ffb5dad`](https://github.com/npm/nopt/commit/ffb5dad71d1c6c72a6c299d735d9adb461410913) [#189](https://github.com/npm/nopt/pull/189) template-oss-apply (@owlstronaut)
* [`af91ff2`](https://github.com/npm/nopt/commit/af91ff27ef60d64c1aa6a092627e39ea0a905820) [#188](https://github.com/npm/nopt/pull/188) bump @npmcli/template-oss from 4.26.0 to 4.27.1 (#188) (@dependabot[bot], @npm-cli-bot)
## [8.1.0](https://github.com/npm/nopt/compare/v8.0.0...v8.1.0) (2025-01-21)
### Features
* [`3319782`](https://github.com/npm/nopt/commit/33197822ef1bbcefe8878531598cea25088595fc) [#180](https://github.com/npm/nopt/pull/180) add unknownHandler and abbrevHandler (@wraithgar)
### Bug Fixes
* [`304b903`](https://github.com/npm/nopt/commit/304b903c118ac10ed28c0cc4b3fab6c32b6b4da0) [#179](https://github.com/npm/nopt/pull/179) log warnings about unknown config situations (@wraithgar)
### Dependencies
* [`a7156b2`](https://github.com/npm/nopt/commit/a7156b2491a82bca3950c4ea6b3059697ae5b638) [#180](https://github.com/npm/nopt/pull/180) remove proc-log
* [`8dd86dd`](https://github.com/npm/nopt/commit/8dd86ddbd2d93bac42b03c826ea2292256abb32e) [#179](https://github.com/npm/nopt/pull/179) add `proc-log@5.0.0`
* [`9e64314`](https://github.com/npm/nopt/commit/9e64314c2c688b8309f6a9fa6c5d23ff60b4b7b8) [#176](https://github.com/npm/nopt/pull/176) bump abbrev from 2.0.0 to 3.0.0 (#176)
### Chores
* [`d7916cd`](https://github.com/npm/nopt/commit/d7916cd03d22e6653ce7c3d6e90f6557dee789a1) [#181](https://github.com/npm/nopt/pull/181) bump @npmcli/template-oss from 4.23.4 to 4.23.6 (#181) (@dependabot[bot], @npm-cli-bot)
## [8.0.0](https://github.com/npm/nopt/compare/v7.2.1...v8.0.0) (2024-09-03)
### ⚠️ BREAKING CHANGES
* `nopt` now supports node `^18.17.0 || >=20.5.0`
### Bug Fixes
* [`208d02b`](https://github.com/npm/nopt/commit/208d02bba7e5934086d0b53228fb4272d91fa07d) [#174](https://github.com/npm/nopt/pull/174) align to npm 10 node engine range (@hashtagchris)
### Chores
* [`a8e567c`](https://github.com/npm/nopt/commit/a8e567cd637d02cb5cb19c1b0a01d888bc48f38b) [#174](https://github.com/npm/nopt/pull/174) run template-oss-apply (@hashtagchris)
* [`5429145`](https://github.com/npm/nopt/commit/54291454fdd28107257a2d109314f886f15356f0) [#172](https://github.com/npm/nopt/pull/172) bump @npmcli/eslint-config from 4.0.5 to 5.0.0 (@dependabot[bot])
* [`5eeda97`](https://github.com/npm/nopt/commit/5eeda97149cfae9f4d93d74553109c576cd5babc) [#173](https://github.com/npm/nopt/pull/173) postinstall for dependabot template-oss PR (@hashtagchris)
* [`bff360b`](https://github.com/npm/nopt/commit/bff360bdcf65f89df5983a4842691802b8811050) [#173](https://github.com/npm/nopt/pull/173) bump @npmcli/template-oss from 4.23.1 to 4.23.3 (@dependabot[bot])
## [7.2.1](https://github.com/npm/nopt/compare/v7.2.0...v7.2.1) (2024-05-04)
### Bug Fixes
* [`2fb2144`](https://github.com/npm/nopt/commit/2fb21444311086adb561de0eed68ccff155fd444) [#160](https://github.com/npm/nopt/pull/160) linting: no-unused-vars (@lukekarrys)
### Chores
* [`2bdcfcb`](https://github.com/npm/nopt/commit/2bdcfcbc11059556899d5bf448ac527ad294efdf) [#160](https://github.com/npm/nopt/pull/160) bump @npmcli/template-oss to 4.22.0 (@lukekarrys)
* [`0aa1d01`](https://github.com/npm/nopt/commit/0aa1d01d99cacc5f1cc73071e1b476039b6ef2f5) [#160](https://github.com/npm/nopt/pull/160) postinstall for dependabot template-oss PR (@lukekarrys)
* [`28cb4e1`](https://github.com/npm/nopt/commit/28cb4e19f4c80fcd440c64e81fde8ba872a9a976) [#159](https://github.com/npm/nopt/pull/159) bump @npmcli/template-oss from 4.21.3 to 4.21.4 (@dependabot[bot])
## [7.2.0](https://github.com/npm/nopt/compare/v7.1.0...v7.2.0) (2023-06-15)
### Features
* [`008c672`](https://github.com/npm/nopt/commit/008c672daccf9e6fadcb349b95221c9e166d6a9e) [#125](https://github.com/npm/nopt/pull/125) add fallback option to use function when looking up types (@lukekarrys)
* [`082bad3`](https://github.com/npm/nopt/commit/082bad3511cb41a382fd596584fb178b5694e851) [#124](https://github.com/npm/nopt/pull/124) allow setting `typeDefault` on `nopt` and `clean` lib methods (@lukekarrys)
### Bug Fixes
* [`a28412f`](https://github.com/npm/nopt/commit/a28412fd5299a1adcd1fbfd549ee4aa2f51c504d) [#127](https://github.com/npm/nopt/pull/127) cleanup bin (#127) (@lukekarrys)
* [`7f5b507`](https://github.com/npm/nopt/commit/7f5b50795ba3b658223a8a15489369578393e594) [#126](https://github.com/npm/nopt/pull/126) 100 test coverage (#126) (@lukekarrys)
## [7.1.0](https://github.com/npm/nopt/compare/v7.0.0...v7.1.0) (2023-03-08)
### Features
* [`6830137`](https://github.com/npm/nopt/commit/68301373544fe6a5802360eedd114cacfc3340f7) [#116](https://github.com/npm/nopt/pull/116) add lib export to use nopt in non-global mode (#116) (@lukekarrys)
### Bug Fixes
* [`ce918b9`](https://github.com/npm/nopt/commit/ce918b99911acb85060ef25e600db1bc1c626c2e) [#114](https://github.com/npm/nopt/pull/114) remove dead code (@wraithgar)
## [7.0.0](https://github.com/npm/nopt/compare/v6.0.0...v7.0.0) (2022-11-02)
### ⚠️ BREAKING CHANGES
* `nopt` is now compatible with the following semver range for node: `^14.17.0 || ^16.13.0 || >=18.0.0`
### Features
* [`f905544`](https://github.com/npm/nopt/commit/f9055443d05cf155de44d9cae1fb2d65b3adba10) [#101](https://github.com/npm/nopt/pull/101) postinstall for dependabot template-oss PR (@lukekarrys)
### Dependencies
* [`040677d`](https://github.com/npm/nopt/commit/040677de5492fef5d2c91a180e1e73093d40b951) [#111](https://github.com/npm/nopt/pull/111) bump abbrev from 1.1.1 to 2.0.0 (#111)
## [6.0.0](https://github.com/npm/nopt/compare/v5.0.0...v6.0.0) (2022-07-20)
### ⚠ BREAKING CHANGES
* This drops support for node 6 through 10 and non-LTS versions of node12 and node14
### Bug Fixes
* linting ([0cb6aa8](https://github.com/npm/nopt/commit/0cb6aa835eb07279cb063a68a5a1ec999745cb5b))
* replace deprecated String.prototype.substr() ([#85](https://github.com/npm/nopt/issues/85)) ([40c686f](https://github.com/npm/nopt/commit/40c686faffc600ed6f53c5ef1c3c6e1eaeda7c77))
* @npmcli/template-oss@3.5.0 ([56e6c7e](https://github.com/npm/nopt/commit/56e6c7e158737b590ea97fc1aa1d6837451a389d))
### Dependencies
* fix abbrev requirement to use proper spec ([b8c751a](https://github.com/npm/nopt/commit/b8c751a0763b2f622291040fe92ad9547b22a8a9))
### v4.0.1 (2016-12-14)
#### WHOOPS
* [`fb9b1ce`](https://github.com/npm/nopt/commit/fb9b1ce57b3c69b4f7819015be87719204f77ef6)
Merged so many patches at once that the code fencing
([@adius](https://github.com/adius)) added got broken. Sorry,
([@adius](https://github.com/adius))!
([@othiym23](https://github.com/othiym23))
### v4.0.0 (2016-12-13)
#### BREAKING CHANGES
* [`651d447`](https://github.com/npm/nopt/commit/651d4473946096d341a480bbe56793de3fc706aa)
When parsing String-typed arguments, if the next value is `""`, don't simply
swallow it. ([@samjonester](https://github.com/samjonester))
#### PERFORMANCE TWEAKS
* [`3370ce8`](https://github.com/npm/nopt/commit/3370ce87a7618ba228883861db84ddbcdff252a9)
Simplify initialization. ([@elidoran](https://github.com/elidoran))
* [`356e58e`](https://github.com/npm/nopt/commit/356e58e3b3b431a4b1af7fd7bdee44c2c0526a09)
Store `Array.isArray(types[arg])` for reuse.
([@elidoran](https://github.com/elidoran))
* [`0d95e90`](https://github.com/npm/nopt/commit/0d95e90515844f266015b56d2c80b94e5d14a07e)
Interpret single-item type arrays as a single type.
([@samjonester](https://github.com/samjonester))
* [`07c69d3`](https://github.com/npm/nopt/commit/07c69d38b5186450941fbb505550becb78a0e925)
Simplify key-value extraction. ([@elidoran](https://github.com/elidoran))
* [`39b6e5c`](https://github.com/npm/nopt/commit/39b6e5c65ac47f60cd43a1fbeece5cd4c834c254)
Only call `Date.parse(val)` once. ([@elidoran](https://github.com/elidoran))
* [`934943d`](https://github.com/npm/nopt/commit/934943dffecb55123a2b15959fe2a359319a5dbd)
Use `osenv.home()` to find a user's home directory instead of assuming it's
always `$HOME`. ([@othiym23](https://github.com/othiym23))
#### TEST & CI IMPROVEMENTS
* [`326ffff`](https://github.com/npm/nopt/commit/326ffff7f78a00bcd316adecf69075f8a8093619)
Fix `/tmp` test to work on Windows.
([@elidoran](https://github.com/elidoran))
* [`c89d31a`](https://github.com/npm/nopt/commit/c89d31a49d14f2238bc6672db08da697bbc57f1b)
Only run Windows tests on Windows, only run Unix tests on a Unix.
([@elidoran](https://github.com/elidoran))
* [`affd3d1`](https://github.com/npm/nopt/commit/affd3d1d0addffa93006397b2013b18447339366)
Refresh Travis to run the tests against the currently-supported batch of npm
versions. ([@helio](https://github.com/helio)-frota)
* [`55f9449`](https://github.com/npm/nopt/commit/55f94497d163ed4d16dd55fd6c4fb95cc440e66d)
`tap@8.0.1` ([@othiym23](https://github.com/othiym23))
#### DOC TWEAKS
* [`5271229`](https://github.com/npm/nopt/commit/5271229ee7c810217dd51616c086f5d9ab224581)
Use JavaScript code block for syntax highlighting.
([@adius](https://github.com/adius))
* [`c0d156f`](https://github.com/npm/nopt/commit/c0d156f229f9994c5dfcec4a8886eceff7a07682)
The code sample in the README had `many2: [ oneThing ]`, and now it has
`many2: [ two, things ]`. ([@silkentrance](https://github.com/silkentrance))
|
