Sha hashing in browser

do-sha-hashing.ts

export async function doShaHashing(message: string, algorithm: 'SHA-256' | 'SHA-384' | 'SHA-512') {
  // Check if the specified algorithm is supported
  const supportedAlgorithms = ['SHA-1', 'SHA-256', 'SHA-384', 'SHA-512'];
  if (!supportedAlgorithms.includes(algorithm.toLowerCase())) {
    throw new Error(`Unsupported algorithm: ${algorithm}`);
  }

  // Encode the message as a Uint8Array
  const encoder = new TextEncoder();
  const data = encoder.encode(message);

  // Hash the data using the specified algorithm
  const hashBuffer = await crypto.subtle.digest(algorithm, data);

  // Convert the hash buffer to a hex string
  const hashArray = Array.from(new Uint8Array(hashBuffer));
  return hashArray.map(byte => byte.toString(16).padStart(2, '0')).join('');
}