Function detectEncodingFromBuffer

packages/core/src/utils/systemEncoding.ts:156–167

(buffer: Buffer)

 * @return The detected encoding as a lowercase string, or null if detection fails.
 */
export function detectEncodingFromBuffer(buffer: Buffer): string | null {
  try {
    const detected = chardetDetect(buffer);
    if (detected && typeof detected === 'string') {
      return detected.toLowerCase();
    }
  } catch (error) {
    console.warn('Failed to detect encoding with chardet:', error);
  }

  return null;
}