CHANGELOG.md

5.0.0

• Breaking: Non-nullable constraint: Data types must be non-nullable (enforced via extends Object)

4.0.0+1

• Readme updates
• Chores

4.1.0

• Breaking: Renamed constructors for clarity
  • DC.data() → DC.some() (explicitly wraps in Some)
  • DC.nullData() → DC.none() (explicitly creates None)
• Breaking: Renamed factory methods
  • Option.from() → Option.auto() (auto-detects null)
• New: DC.auto(nullableData) - automatically creates Some or None based on null check
• New: DC.fromOption(option) - lifts existing Option into DC without double-wrapping

4.0.0+3

• Downgrade meta to 1.17.0 for Flutter test compatibility

4.0.0+2

• Readme updates

4.0.0+1

• Readme updates

4.0.0

• Requires Dart 3.0+ for sealed class support
• Breaking: Complete API redesign - removed pick(), mapData(); added fold(), forwardErrorOr(), forwardErrorOrElse()
• Breaking: DCData now contains Option<Data> (Some/None pattern) instead of nullable types
• New: mapError() for error transformations, comprehensive Option API for null-safety

3.0.0+2

• Changelog updates

3.0.0+1

• Readme updates

3.0.0

• Added fold method for exhaustive pattern matching with required handlers
• Added mapData method to transform successful data while preserving errors
• Added mapError method to transform errors while preserving data
• Improved type safety and null handling
• Enhanced documentation with additional examples

2.0.0+1

• Added null safety

1.0.4+1

• Fixed 'Dart_LoadScriptFromKernel: The binary program does not contain main' bug

1.0.3

• Description updates

1.0.0

• Initial release