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streaming

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Transforms and other streaming helpers

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import { Transform } from 'stream'; export declare class Picker extends Transform { fields: string[]; constructor(fields: string[]); _transform(chunk: any, encoding: BufferEncoding, callback: (error?: Error, outputChunk?: any) => void): void; } export declare class Omitter extends Transform { fieldsMap: { [index: string]: number; }; constructor(fields: string[]); _transform(chunk: any, encoding: BufferEncoding, callback: (error?: Error, outputChunk?: any) => void): void; }