@naturalcycles/nodejs-lib/src/stream/ndjson/ndJsonFileRead.ts

Standard library for Node.js

import { writableForEach } from '../..'
import { pipelineFromNDJsonFile, PipelineFromNDJsonFileOptions } from './pipelineFromNDJsonFile'

/**
 * Read whole NDJSON file into memory, resolve promise with resulting array of items.
 */
export async function ndJsonFileRead<OUT = any>(
  opt: PipelineFromNDJsonFileOptions,
): Promise<OUT[]> {
  const res: OUT[] = []

  await pipelineFromNDJsonFile([writableForEach(r => void res.push(r))], opt)

  return res
}