9.0.3 (2021-06-09)

Bug Fixes

• isPlainObject: add quick comparison between input and Object to short-circuit taxing Function.toString invocations (#805) (07575f3)

9.0.2 (2021-04-25)

Bug Fixes

• #785 fix type inference for produce incorrectly inferring promise (#786) (6555173)

9.0.1 (2021-03-20)

Bug Fixes

• #768 immerable field being lost during patch value cloning (#771) (e0b7c01)

9.0.0 (2021-03-19)

feature

• Improved typescript types (2c2f30e), closes #720

BREAKING CHANGES

• It is no longer allowed to return nothing from a recipe if the target state doesn't accept undefined.
• It is no longer allowed to return arbitrary things from a recipe. Recipes should either return nothing, or something that is assignable to the original state type. This will catch mistakes with accidental returns earlier.

8.0.4 (2021-03-19)

Bug Fixes

• make sure isPlainObject checks support objects send accross frames. Fixes #766 / #405 (5ae3547)

8.0.3 (2021-03-18)

Bug Fixes

• new Immer().produce now has the same type as produce. Fixes #749 (f8b77d1)

8.0.2 (2021-03-17)

Bug Fixes

• Add a type-checking fast path for primitive types (#755) (d395efe)
• Ignore equal reference assignments. Fixes #648 (3b4286d)

8.0.1 (2021-01-20)

Bug Fixes

• Fixed security issue #738: prototype pollution possible when applying patches CVE-2020-28477 (da2bd4f)

8.0.0 (2020-11-17)

feature

• Always freeze by default (#702) (a406c8f)

BREAKING CHANGES

• always freeze by default, even in production mode. Use setAutoFreeze(process.env.NODE_ENV !== 'production') for the old behavior. See https://github.com/immerjs/immer/issues/687#issuecomment-728881754 for the rationale. Fixes #649, #681, #687

7.0.15 (2020-11-17)

Bug Fixes

• make plugin loading idempotent, fixes #692 (754331b)

7.0.14 (2020-10-20)

Bug Fixes

• build issue. Fixes #685 (?) (9007be0)

7.0.13 (2020-10-20)

Bug Fixes

• reconcile if the original value is assigned after creating a draft. Fixes #659 (c0e6749)

7.0.12 (2020-10-20)

Bug Fixes

• undraftable values should not be cloned for patches, fixes #676 (1b70ad5)

7.0.11 (2020-10-20)

Bug Fixes

• skip ReadonlyMap and ReadonlySet types when not available (#653). Fixes #624 (12f4cf8)

7.0.10 (2020-10-20)

Bug Fixes

• Clearing empty Set&Map should be noop (#682). Fixes #680 (33a305b)

7.0.9 (2020-09-09)

Bug Fixes

• clear map creates invalid patches, fixes #663 (bacc1e0)

7.0.8 (2020-08-25)

Bug Fixes

• Use a named type for Draft object for smaller type declaration files (a1a0da0)
• use Array.prototype.slice() for copying arrays. Fixes #650 (bf90358)
• use Array.prototype.slice() for copying arrays. Fixes #650 (bb40c36)

7.0.7 (2020-07-24)

Bug Fixes

• made NOTHING and IMMERABLE shared symbols. Fixes #632 (b1c6a8e)
• make sure changing an undefined value to undefined is not picked up as change. Fixes #646 (5521527)
• out of range assignments were broken in ES5 mode. Fixes #638 (0fe9132)
• Set finalization can get stuck in a loop, fixes #628 (b12e5c9)
• Trigger setters with the correct context, fixes #604 (2697430)

7.0.6 (2020-07-24)

Bug Fixes

• flow: added types for produceWithPatches (b355838)

7.0.5 (2020-06-24)

Bug Fixes

• Fixed regression in Object.frozen for IE11. Fixes #600 (6371d05)