sindresorhus/
Function argument validation for humans
USD raised
Recent activities
Make it easy to extend and add custom predicates
Large bundle size
Add `optional` predicate
Object shape validator
Custom error message
Improve `not` error messages
Report multiple type errors
`object.exactShape` validator thows incorrect error when using nested object
TypeScript optional function argument throws error TS2345 with `ow.optional.function`
Run tests on the bundled code
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