import * as Effect from "effect/Effect";
import * as Binding from "../../Binding.ts";
import type { RuntimeContext } from "../../RuntimeContext.ts";
import type { Namespace } from "./Namespace.ts";
import type { NamespaceError } from "./NamespaceTypes.ts";
/**
 * Bind a {@link Namespace} to a Worker with write access and obtain the
 * Effect-native KV client (`put`, `delete`).
 *
 * `WriteNamespace` is a single identifier that is simultaneously the binding's
 * Context tag, its type, and the callable —
 * `yield* Cloudflare.KV.WriteNamespace(ns)`.
 *
 * @binding
 * @product KV
 * @category Storage & Databases
 */
export interface WriteNamespace extends Binding.Service<WriteNamespace, "Cloudflare.KV.WriteNamespace", (namespace: Namespace) => Effect.Effect<WriteNamespaceClient>> {
}
export declare const WriteNamespace: WriteNamespace;
export interface WriteNamespaceClient<Key extends string = string> {
    put(key: Key, value: string | ArrayBuffer | ArrayBufferView | ReadableStream, options?: KVNamespacePutOptions): Effect.Effect<void, NamespaceError, RuntimeContext>;
    delete(key: Key): Effect.Effect<void, NamespaceError, RuntimeContext>;
}
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