nonce-tracker
v4.0.0 ethereum
@metamask/nonce-tracker
How metamask calculates nonces
const NonceTracker = require('@metamask/nonce-tracker');
const nonceTracker = new NonceTracker(config);
nonceLock = nonceTracker.getNonceLock('0xselectedEthereumAddress');
nonce = nonceLock.nextNonce;
NonceTracker
Parameters
opts
Object {Object}
getGlobalLock
Returns Promise<Object> with the key releaseLock (the gloabl mutex)
getNonceLock
Parameters
address
Properties
highestLocallyConfirmed
number A hex string of the highest nonce on a confirmed transaction.nextNetworkNonce
number The next nonce suggested by the eth_getTransactionCount method.highestSuggested
number The maximum between the other two, the number returned.
this will return an object with the nextNonce
nonceDetails
, and the releaseLock
Note: releaseLock must be called after adding a signed tx to pending transactions (or discarding).
Parameters
address
{string} the hex string for the address whose nonce we are calculating
Returns Promise<NonceDetails>
Running tests
yarn test
npm i nonce-tracker
Source Code
github.com/MetaMask/nonce-tr...Metadata
- ISC
- ^16.20 || ^18.16 || >=20
- Unknown
- released 12/5/2023