INNER CODE UNIT · TypeScript

combine

privy-io/shamir-secret-sharing · src/index.ts:273

export async function combine(shares: Uint8Array[]): Promise<Uint8Array> {
  // Shares must be an array with length in the range [2, 256)
  AssertArgument.instanceOf(shares, Array, 'shares must be an Array');
  AssertArgument.inRange(
    shares.length,
    2,
    256,
    'shares must have at least 2 and at most 255 elements',
  );

  // Shares must be a Uint8Array with at least 2 bytes and all shares must have the same byte length.
  const share1 = shares[0]!;
  AssertArgument.instanceOf(share1, Uint8Array, 'each share must be a Uint8Array');
  for (const share of shares) {
    AssertArgument.instanceOf(share, Uint8Array, 'each share must be a Uint8Array');
    AssertArgument.greaterThanOrEqualTo(share.byteLength, 2, 'each share must be at least 2 bytes');
    AssertArgument.equalTo(
      share.byteLength,

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