Function collectASequenceOfBytes

deps/undici/src/lib/web/fetch/formdata-parser.js:475–483

* @param {(char: number) => boolean} condition * @param {Buffer} input * @param {{ position: number }} position

(condition, input, position)

 * @param {{ position: number }} position
 */
function collectASequenceOfBytes (condition, input, position) {
  let start = position.position

  while (start < input.length && condition(input[start])) {
    ++start
  }

  return input.subarray(position.position, (position.position = start))
}

/**
 * @param {Buffer} buf