throws

Pitching Optional Throws in Swift

Swift provides support for throwing, catching, and propagating errors at runtime. When a function throws, callers are required to handle any possible errors. This Swift evolution pitch from Michael Verges proposes optional throws, allowing callers of throwing functions to choose whether or not they want to handle possible errors. Very interesting.

Posted on September 10, 2021 |

evolution throws

Moving Safety into Types

Joshua Emmons demonstrates how we can use the Swift type checker to better handle thrown errors. This is a really nice approach to isolation error handling to the point of creation, rather than the point of use.

Posted on November 1, 2017 |

throws error