import type * as runtime from "@cloudflare/workers-types";
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 read access and obtain the
 * Effect-native KV client (`get`, `getWithMetadata`, `list`).
 *
 * `ReadNamespace` is a single identifier that is simultaneously the binding's
 * Context tag, its type, and the callable —
 * `yield* Cloudflare.KV.ReadNamespace(ns)`.
 *
 * @binding
 * @product KV
 * @category Storage & Databases
 */
export interface ReadNamespace extends Binding.Service<ReadNamespace, "Cloudflare.KV.ReadNamespace", (namespace: Namespace) => Effect.Effect<ReadNamespaceClient>> {
}
export declare const ReadNamespace: ReadNamespace;
export interface ReadNamespaceClient<Key extends string = string> {
    raw: Effect.Effect<runtime.KVNamespace, never, RuntimeContext>;
    get(key: Key, options?: Partial<KVNamespaceGetOptions<undefined>>): Effect.Effect<string | null, NamespaceError, RuntimeContext>;
    get(key: Key, type: "text"): Effect.Effect<string | null, NamespaceError, RuntimeContext>;
    get<ExpectedValue = unknown>(key: Key, type: "json"): Effect.Effect<ExpectedValue | null, NamespaceError, RuntimeContext>;
    get(key: Key, type: "arrayBuffer"): Effect.Effect<ArrayBuffer | null, NamespaceError, RuntimeContext>;
    get(key: Key, type: "stream"): Effect.Effect<ReadableStream | null, NamespaceError, RuntimeContext>;
    get(key: Key, options?: KVNamespaceGetOptions<"text">): Effect.Effect<string | null, NamespaceError, RuntimeContext>;
    get<ExpectedValue = unknown>(key: Key, options?: KVNamespaceGetOptions<"json">): Effect.Effect<ExpectedValue | null, NamespaceError, RuntimeContext>;
    get(key: Key, options?: KVNamespaceGetOptions<"arrayBuffer">): Effect.Effect<ArrayBuffer | null, NamespaceError, RuntimeContext>;
    get(key: Key, options?: KVNamespaceGetOptions<"stream">): Effect.Effect<ReadableStream | null, NamespaceError, RuntimeContext>;
    get(key: Array<Key>, type: "text"): Effect.Effect<Map<string, string | null>, NamespaceError, RuntimeContext>;
    get<ExpectedValue = unknown>(key: Array<Key>, type: "json"): Effect.Effect<Map<string, ExpectedValue | null>, NamespaceError, RuntimeContext>;
    get(key: Array<Key>, options?: Partial<KVNamespaceGetOptions<undefined>>): Effect.Effect<Map<string, string | null>, NamespaceError, RuntimeContext>;
    get(key: Array<Key>, options?: KVNamespaceGetOptions<"text">): Effect.Effect<Map<string, string | null>, NamespaceError, RuntimeContext>;
    get<ExpectedValue = unknown>(key: Array<Key>, options?: KVNamespaceGetOptions<"json">): Effect.Effect<Map<string, ExpectedValue | null>, NamespaceError, RuntimeContext>;
    list<Metadata = unknown>(options?: KVNamespaceListOptions): Effect.Effect<KVNamespaceListResult<Metadata, Key>, NamespaceError, RuntimeContext>;
    getWithMetadata<Metadata = unknown>(key: Key, options?: Partial<KVNamespaceGetOptions<undefined>>): Effect.Effect<KVNamespaceGetWithMetadataResult<string, Metadata>, NamespaceError, RuntimeContext>;
    getWithMetadata<Metadata = unknown>(key: Key, type: "text"): Effect.Effect<KVNamespaceGetWithMetadataResult<string, Metadata>, NamespaceError, RuntimeContext>;
    getWithMetadata<ExpectedValue = unknown, Metadata = unknown>(key: Key, type: "json"): Effect.Effect<KVNamespaceGetWithMetadataResult<ExpectedValue, Metadata>, NamespaceError, RuntimeContext>;
    getWithMetadata<Metadata = unknown>(key: Key, type: "arrayBuffer"): Effect.Effect<KVNamespaceGetWithMetadataResult<ArrayBuffer, Metadata>, NamespaceError, RuntimeContext>;
    getWithMetadata<Metadata = unknown>(key: Key, type: "stream"): Effect.Effect<KVNamespaceGetWithMetadataResult<ReadableStream, Metadata>, NamespaceError, RuntimeContext>;
    getWithMetadata<Metadata = unknown>(key: Key, options: KVNamespaceGetOptions<"text">): Effect.Effect<KVNamespaceGetWithMetadataResult<string, Metadata>, NamespaceError, RuntimeContext>;
    getWithMetadata<ExpectedValue = unknown, Metadata = unknown>(key: Key, options: KVNamespaceGetOptions<"json">): Effect.Effect<KVNamespaceGetWithMetadataResult<ExpectedValue, Metadata>, NamespaceError, RuntimeContext>;
    getWithMetadata<Metadata = unknown>(key: Key, options: KVNamespaceGetOptions<"arrayBuffer">): Effect.Effect<KVNamespaceGetWithMetadataResult<ArrayBuffer, Metadata>, NamespaceError, RuntimeContext>;
    getWithMetadata<Metadata = unknown>(key: Key, options: KVNamespaceGetOptions<"stream">): Effect.Effect<KVNamespaceGetWithMetadataResult<ReadableStream, Metadata>, NamespaceError, RuntimeContext>;
    getWithMetadata<Metadata = unknown>(key: Array<Key>, type: "text"): Effect.Effect<Map<string, KVNamespaceGetWithMetadataResult<string, Metadata>>, NamespaceError, RuntimeContext>;
    getWithMetadata<ExpectedValue = unknown, Metadata = unknown>(key: Array<Key>, type: "json"): Effect.Effect<Map<string, KVNamespaceGetWithMetadataResult<ExpectedValue, Metadata>>, NamespaceError, RuntimeContext>;
    getWithMetadata<Metadata = unknown>(key: Array<Key>, options?: Partial<KVNamespaceGetOptions<undefined>>): Effect.Effect<Map<string, KVNamespaceGetWithMetadataResult<string, Metadata>>, NamespaceError, RuntimeContext>;
    getWithMetadata<Metadata = unknown>(key: Array<Key>, options?: KVNamespaceGetOptions<"text">): Effect.Effect<Map<string, KVNamespaceGetWithMetadataResult<string, Metadata>>, NamespaceError, RuntimeContext>;
    getWithMetadata<ExpectedValue = unknown, Metadata = unknown>(key: Array<Key>, options?: KVNamespaceGetOptions<"json">): Effect.Effect<Map<string, KVNamespaceGetWithMetadataResult<ExpectedValue, Metadata>>, NamespaceError, RuntimeContext>;
}
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