@sindresorhus/is

8.1.0 · 11 May 2026MIT93.8M / weekRepository Homepage npm Atom feed

Same major only

3 releases in betweenevery note read

Other targets from 7.1.1Newest 7.x7.2.0

1
change to make: 0
advisories fixed: 9
new: 5
fixes

Before you upgrade

Tick each one off as you go

Require Node.js 22 faf7003
breaking8.0.0

Release by release

8.1.0
11 May 20261 new
- new
  Add negative assertion helper 2d4956e
8.0.0
9 Apr 20267 new · 5 fixes
- new
  Add finiteNumber predicate 63be5c0
- new
  Add nonNegativeNumber predicate 63be5c0
- new
  Add positiveInteger predicate 63be5c0
- new
  Add negativeInteger predicate 54fc094
7.2.0
27 Dec 20251 new
- new
  Add predicate factory mode to is.any and is.all 9bdcd9b

Upgrade to 8.1.0

npm install @sindresorhus/is@8.1.0

What 8.1.0 needs

Reading 8.1.0's manifest…

Check against your package.json

Which of your other dependencies stand in the way of 8.1.0. Read once, not stored.

After upgrading

Run the type checker, the linter and the tests.
Build, and look for new deprecation warnings.
Update peer dependencies the new version asks for.