Function sign

sign(message: Uint8Array, privateKey: Uint8Array): Uint8Array
Signs a message with an Ed25519 private key (synchronous).
Parameters
- message: Uint8Array
  The bytes to sign.
- privateKey: Uint8Array
  32-byte Ed25519 private key.
Returns Uint8Array
The 64-byte signature.

Throws
TypeError if an input length is invalid.

Throws
RangeError if an input length is invalid.
- Defined in packages/core/src/crypto/ed25519.ts:46