effect-io-ai

Package: effect
Module: Exit

Exit.map

Transforms the success value of an Exit using the given function.

When to use

Use to apply a transformation to the value inside a successful Exit

Details

Failures pass through unchanged.

Allocates a new Exit if successful.

Example (Mapping over a success)

import { Exit } from "effect"

const exit = Exit.succeed(21)
const doubled = Exit.map(exit, (x) => x * 2)
console.log(Exit.isSuccess(doubled) && doubled.value) // 42

See

• mapError to transform the error
• mapBoth to transform both success and error

Signature

declare const map: { <A, B>(f: (a: A) => B): <E>(self: Exit<A, E>) => Exit<B, E>; <A, E, B>(self: Exit<A, E>, f: (a: A) => B): Exit<B, E>; }

Source

Since v2.0.0