API Reference — @tuwaio/siwx (CAIP-122 Authentication Layer)

createEvmSiwxSigner()

createEvmSiwxSigner(target, account?): (message) => Promise<string>

Defined in: packages/siwx-evm/src/signer.ts:28 

Creates a standard SIWX signer callback for EVM chains. Automatically adapts to either a Wagmi Config or a Viem WalletClient.

Parameters

target

EvmSiwxSignerTarget

A Wagmi Config instance or a Viem WalletClient.

account?

`0x${string}`

Optional account address to sign with. If omitted, uses the active connector/account.

Returns

A standardized signer function accepting a message string and returning a promise with the hex signature.

(message) => Promise<string>

Example

const signer = createEvmSiwxSigner(wagmiConfig);
const signature = await signer("Mini-Session Login: ...");