/*!
 * Copyright (c) Microsoft Corporation and contributors. All rights reserved.
 * Licensed under the MIT License.
 */
import { IFluidDependencySynthesizer } from "./IFluidDependencySynthesizer.js";
import type { AsyncFluidObjectProvider, FluidObjectProvider, FluidObjectSymbolProvider } from "./types.js";
/**
 * DependencyContainer is similar to a IoC Container. It takes providers and will
 * synthesize an object based on them when requested.
 * @legacy
 * @beta
 */
export declare class DependencyContainer<TMap> implements IFluidDependencySynthesizer {
    private readonly providers;
    private readonly parents;
    get IFluidDependencySynthesizer(): this;
    constructor(...parents: (IFluidDependencySynthesizer | undefined)[]);
    /**
     * Add a new provider
     * @param type - Name of the Type T being provided
     * @param provider - A provider that will resolve the T correctly when asked
     * @throws If passing a type that's already registered
     */
    register<T extends keyof TMap = keyof TMap>(type: T, provider: FluidObjectProvider<Pick<TMap, T>>): void;
    /**
     * Remove a provider
     * @param type - Name of the provider to remove
     */
    unregister(type: keyof TMap): void;
    /**
     * {@inheritDoc (IFluidDependencySynthesizer:interface).synthesize}
     */
    synthesize<O, R = undefined | Record<string, never>>(optionalTypes: FluidObjectSymbolProvider<O>, requiredTypes: Required<FluidObjectSymbolProvider<R>>): AsyncFluidObjectProvider<O, R>;
    /**
     * {@inheritDoc (IFluidDependencySynthesizer:interface).has}
     * @param excludeParents - If true, exclude checking parent registries
     */
    has(type: string, excludeParents?: boolean): boolean;
    /**
     * Get a provider for the given type.
     * @param provider - The name of the provider to get
     * @deprecated Needed for backwards compatability.
     */
    private getProvider;
    private generateRequired;
    private generateOptional;
    private resolveProvider;
}
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