[Fix] fix crash when a custom propType return lacks `.data`; call `hasOwnProperty` properly - Githubissues

facebook / prop-types

Runtime type checking for React props and similar objects

MIT License

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[Fix] fix crash when a custom propType return lacks `.data`; call `hasOwnProperty` properly #370

Closed ljharb closed 2 years ago

ljharb commented 2 years ago

Fixes #369.