Effect.tryPromise

Effect.tryの非同期版

code:ts

import { Effect } from "effect"

const getTodo = (id: number) =>

// Will catch any errors and propagate them as UnknownException

Effect.tryPromise(() =>

fetch(https://jsonplaceholder.typicode.com/todos/${id})6

)

// ┌─── Effect<Response, UnknownException, never>

// ▼

const program = getTodo(1)

code:ts

const getTodo = (id: number) =>

Effect.tryPromise({

try: () => fetch(https://jsonplaceholder.typicode.com/todos/${id}),

// remap the error

catch: (unknown) => new Error(something went wrong ${unknown})

})