CsvParserStream.d.ts•1.29 kB
/// <reference types="node" />
import { Transform, TransformCallback } from 'stream';
import { ParserOptions } from './ParserOptions';
import { Row, RowTransformFunction, RowValidate } from './types';
export declare class CsvParserStream<I extends Row, O extends Row> extends Transform {
private readonly parserOptions;
private readonly decoder;
private readonly parser;
private readonly headerTransformer;
private readonly rowTransformerValidator;
private lines;
private rowCount;
private parsedRowCount;
private parsedLineCount;
private endEmitted;
private headersEmitted;
constructor(parserOptions: ParserOptions);
private get hasHitRowLimit();
private get shouldEmitRows();
private get shouldSkipLine();
transform(transformFunction: RowTransformFunction<I, O>): CsvParserStream<I, O>;
validate(validateFunction: RowValidate<O>): CsvParserStream<I, O>;
emit(event: string | symbol, ...rest: any[]): boolean;
_transform(data: Buffer, encoding: string, done: TransformCallback): void;
_flush(done: TransformCallback): void;
private parse;
private processRows;
private transformRow;
private checkAndEmitHeaders;
private skipRow;
private pushRow;
private static wrapDoneCallback;
}