effect-io-ai

Package: effect
Module: Stream

Stream.runSum

Runs the stream and returns the numeric sum of its elements.

Example (Summing stream values)

import { Console, Effect, Stream } from "effect"

const program = Effect.gen(function*() {
  const total = yield* Stream.runSum(Stream.make(1, 2, 3))
  yield* Console.log(total)
})

Effect.runPromise(program)
// 6

Signature

declare const runSum: <E, R>(self: Stream<number, E, R>) => Effect.Effect<number, E, R>

Source

Since v2.0.0