twofold 0.1.0 
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A small utility for representing values with two possible outcomes, commonly failure or success.
Changelog #
All notable changes to this project will be documented in this file.
The format is based on Keep a Changelog, and this project follows Semantic Versioning.
0.1.0 Initial release #
Added #
Twofold<L, R>core type for representing two-outcome values- Constructors for creating left and right values
- Extension methods for:
- inspecting state (
isLeft,isRight) - safe and unsafe value access
- handling outcomes (
fold,when) - transforming values (
map,mapLeft,flatMap) - fallback handling (
getOrElse,getOrElseGet) - utility helpers (
swap,toList,toStringValue,isEqualTo,hashValue)
- inspecting state (
Notes #
- Invalid states (both values null) are possible in this version and will throw at runtime
- API is intentionally minimal and synchronous
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Metadata
A small utility for representing values with two possible outcomes, commonly failure or success.
Repository (GitHub)
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Topics
#error-handling #utility #functional #dart
Documentation
License
MIT (license)
