npm / is-plain-object
is-plain-object
What changed in is-plain-object 5, from its official release notes, upgrade guides and advisories. Sources checked 2026-10-18.
1 behavior and defaults1 tooling
See which of these apply to your code, ranked, in your agent:
npx @unstale/cli initis-plain-object 52 changes
Behavior and default changes 1
The exported function is now a type guard, narrowing successful checks to plain-object records.
Tooling 1
The package export map now points TypeScript directly to the bundled declarations.