@gmod/gff/src/gff-to-json.ts

read and write GFF3 data as streams

import gff from './index'
let itemBuffer: any

process.stdout.write('[\n')
process.stdin
  .pipe(gff.parseStream({ parseAll: true }))
  .on('data', (item) => {
    itemBuffer = JSON.stringify(item)
    if (itemBuffer) {
      process.stdout.write(itemBuffer)
      process.stdout.write(',\n')
    }
  })
  .on('error', (err) => {
    console.error(err)
    process.exit(1)
  })
  .on('end', () => {
    if (itemBuffer) {
      process.stdout.write(itemBuffer)
    }
    process.stdout.write('\n]\n')
  })