@effect-ts/system/Experimental/Stream/Sink/foldLeft.d.ts

Effect-TS is a zero dependency set of libraries to write highly productive, purely functional TypeScript at scale.

import type * as C from "./core.js";
/**
 * A sink that folds its inputs with the provided function and initial state.
 */
export declare function foldLeft<Err, In, S>(z: S, f: (s: S, in_: In) => S): C.Sink<unknown, Err, In, Err, unknown, S>;
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