import type * as Effect from "effect/Effect";
import type * as Fiber from "effect/Fiber";
import type * as Layer from "effect/Layer";
import type * as Runtime from "effect/Runtime";
import type * as Scope from "effect/Scope";
export type EffectWeb3Runtime = {
    readonly runFork: <A, E, R>(effect: Effect.Effect<A, E, R>, options?: Runtime.RunForkOptions | undefined) => Fiber.RuntimeFiber<A, E>;
    readonly runPromise: <A, E, R>(effect: Effect.Effect<A, E, R>, options?: {
        readonly signal?: AbortSignal;
    } | undefined) => Promise<A>;
    readonly runtime: Runtime.Runtime<unknown>;
    readonly scope: Scope.Scope.Closeable;
};
export declare const buildRuntime: (layer: Layer.Layer<never, unknown, never>) => Promise<EffectWeb3Runtime>;
export declare const closeRuntime: (scope: Scope.Scope.Closeable) => Promise<void>;
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