import { ProviderStreamEvent } from "../types/types.cjs";
export interface StreamHandlerOptions {
    pauseCheckInterval?: number;
    abortSignal?: AbortSignal;
    providerName?: string;
    modelName?: string;
}
export declare class StreamHandler<TEvent> {
    private options;
    constructor(options?: StreamHandlerOptions);
    handleStream(stream: AsyncIterable<TEvent>, transformer: (chunk: TEvent) => ProviderStreamEvent | ProviderStreamEvent[] | null): AsyncGenerator<ProviderStreamEvent>;
}
export declare function createStreamHandler<TEvent>(options?: StreamHandlerOptions): StreamHandler<TEvent>;
export declare function createMessageDeltaTransformer(messageId: string): (content: string) => ProviderStreamEvent;
export declare function createMessageCompleteTransformer(messageId: string): (content: string) => ProviderStreamEvent;
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