Function: loadWalletFromFile()

function loadWalletFromFile(filePath?): Promise<Wallet>;

Load a wallet from a Solana CLI keypair JSON file.

Reads a JSON file containing a byte array (as used by solana-keygen) and creates a wallet from it. Defaults to ~/.config/solana/id.json if no path is provided.

Parameters

Parameter	Type	Description
filePath?	string	Path to the keypair JSON file (default: ~/.config/solana/id.json)

Returns

Promise<Wallet>

A wallet loaded from the file

Example

import { loadWalletFromFile } from '@nosana/kit';

// Load default Solana CLI keypair
const wallet = await loadWalletFromFile();

// Or specify a custom path
const wallet = await loadWalletFromFile('/path/to/keypair.json');
console.log(wallet.address);