Function arrayToNumber

cbor/_common.ts:20–45

(
  buffer: ArrayBufferLike & { BYTES_PER_ELEMENT?: never },
  isInteger: boolean,
)

  isInteger: false,
): number;
export function arrayToNumber(
  buffer: ArrayBufferLike & { BYTES_PER_ELEMENT?: never },
  isInteger: boolean,
): number | bigint {
  const view = new DataView(buffer);
  if (isInteger) {
    switch (buffer.byteLength) {
      case 1:
        return view.getUint8(0);
      case 2:
        return view.getUint16(0);
      case 4:
        return view.getUint32(0);
      default:
        return view.getBigUint64(0);
    }
  }
  switch (buffer.byteLength) {
    case 2:
      return view.getFloat16(0);
    case 4:
      return view.getFloat32(0);
    default:
      return view.getFloat64(0);
  }
}