Struct FileSigner 

pub struct FileSigner { /* private fields */ }

A signer that loads its key from ~/.near-credentials/{network}/{account}.json.

Compatible with credentials created by near-cli and near-cli-rs.

Example

use near_kit::FileSigner;

// Load from ~/.near-credentials/testnet/alice.testnet.json
let signer = FileSigner::new("testnet", "alice.testnet").unwrap();

Implementations

impl FileSigner

pub fn new( network: impl AsRef<str>, account_id: impl AsRef<str>, ) -> Result<Self, Error>

Load credentials for an account from the standard NEAR credentials directory.

Looks for the file at ~/.near-credentials/{network}/{account_id}.json.

Arguments

• network - Network name (e.g., “testnet”, “mainnet”)
• account_id - The NEAR account ID

Errors

Returns an error if:

• The home directory cannot be determined
• The credentials file doesn’t exist
• The file cannot be parsed

pub fn from_file( path: impl AsRef<Path>, account_id: impl AsRef<str>, ) -> Result<Self, Error>

Load credentials from a specific file path.

Arguments

• path - Path to the credentials JSON file
• account_id - The NEAR account ID

pub fn public_key(&self) -> &PublicKey

Get the public key.

pub fn into_inner(self) -> InMemorySigner

Unwrap into the underlying InMemorySigner.

Trait Implementations

impl Clone for FileSigner

fn clone(&self) -> FileSigner

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for FileSigner

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Signer for FileSigner

fn account_id(&self) -> &AccountId

The account this signer signs for.

fn key(&self) -> SigningKey

Get a key for signing.