Function getCachedEncodingForBuffer

packages/core/src/utils/systemEncoding.ts:30–43

(buffer: Buffer)

 * @param buffer A buffer to use for detecting encoding if system detection fails.
 */
export function getCachedEncodingForBuffer(buffer: Buffer): string {
  // Cache system encoding detection since it's system-wide
  if (cachedSystemEncoding === undefined) {
    cachedSystemEncoding = getSystemEncoding();
  }

  // If we have a cached system encoding, use it
  if (cachedSystemEncoding) {
    return cachedSystemEncoding;
  }

  // Otherwise, detect from this specific buffer (don't cache this result)
  return detectEncodingFromBuffer(buffer) || 'utf-8';
}

/**
 * Detects the system encoding based on the platform.