Function stringFromCodePoint

src/common/input/TextDecoder.ts:13–19

(codePoint: number)

 *       and use this faster version instead.
 */
export function stringFromCodePoint(codePoint: number): string {
  if (codePoint > 0xFFFF) {
    codePoint -= 0x10000;
    return String.fromCharCode((codePoint >> 10) + 0xD800) + String.fromCharCode((codePoint % 0x400) + 0xDC00);
  }
  return String.fromCharCode(codePoint);
}

/**
 * Convert UTF32 char codes into JS string.