data_class

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feat: @Initialable Static .initial() function & .isInitial property

2

**Description** It would be really handy if a static initial(), function could be created for every property. This would be in the line of immutable objects and the copy with...

Sten435

feat: simpler `copyWith` syntax

11

**Description** It'd be nice to revert back to the original `copyWith` API (no lambdas) but be able to maintain the ability to copyWith null values. **Desired API** ```dart @Data() class...

felangel

feat: Add support for toJson and fromJson

9

This is one of the most important features for Data classes in Dart

pedromassango

feat: improve equality comparisons

4

Currently just using deep collection equality which isn't very performant and can be improved significantly. Also would be nice to share code with `package:equatable` here.

felangel

feat: support inheritance

1

Developers should be able to mark classes that extend other classes as a data class.

felangel

**Description** Currently, it's not possible to annotate classes with generic types. ```dart @Data() class MyClass { final T value; } ``` This is blocked on https://github.com/dart-lang/sdk/issues/55762

felangel

### Issue Description In Dart 3, there is an issue with Dart macros when applied to sealed classes. The macros incorrectly add the `abstract` keyword to the generated code, resulting...

manishgautammg3994

Macros was suspended in January 2025, so what now?

1

https://medium.com/dartlang/an-update-on-dart-macros-data-serialization-06d3037d4f12

KiddoV