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Published 2 years ago • Latest: 3.2.1
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A lightweight Dart library for Rust-like Option/Result types. Supports exhaustive pattern matching and provides helpers for None()/Err() propagation

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0.0.1-dev-6 #

  • Add Option#flatten()
  • Add Result#flatten()
  • Refactor ~ shortcut for propagateResult/Async to return dynamic for ergonomics.
    • See documentation for more information

0.0.1-dev-5 #

  • Add ~ operator for unwrapping Option and Result types
  • Add ~ operator as shortcut for propagating None()/Err() in functions returning Option/Result
  • Rework Option#unzip() via extension methods to only provide the method on Option<(T, U)> values

0.0.1-dev-4 #

  • Add Option#and(), andThen(), or(), orElse(), expect()
  • Add Result#and(), andThen(), or(), orElse(), expect(), expectErr()

0.0.1-dev-3 #

  • Add Option#map(), zip(), zipWith(), unzip()
  • Add Result#map(), mapErr()
  • Reworked propagateResult/Async semantics to be more in-line with Rust's Result Err propagation

0.0.1-dev-2 #

  • Add separate packages to allow importing option and result separately
  • Add Option#filter() method

0.0.1-dev-1 #

  • Initial version.

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Metadata

A lightweight Dart library for Rust-like Option/Result types. Supports exhaustive pattern matching and provides helpers for None()/Err() propagation

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Topics

#option #result #pattern-matching

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