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Events

connect​

The Provider emits connect when it:

  • first connects to a chain after being initialized.
  • first connects to a chain, after the disconnect event was emitted.
interface ProviderConnectInfo {
  readonly chainId: string;
}
Provider.on('connect', listener: (connectInfo: ProviderConnectInfo) => void): Provider;

disconnect​

The Provider emits disconnect when it becomes disconnected from all chains.

Provider.on('disconnect', listener: (error: ProviderRpcError) => void): Provider;

chainChanged​

The Provider emits chainChanged when connecting to a new chain.

Provider.on('chainChanged', listener: (chainId: string) => void): Provider;

accountsChanged​

The Provider emits accountsChanged if the accounts returned from the Provider (eth_accounts) change.

Provider.on('accountsChanged', listener: (accounts: string[]) => void): Provider;

message​

The message event is fired for eth_subscribe subscription results.

Other types of events are possible in the future, so be sure to check the type property.

The event will be emitted with an object argument of the following form:

interface ProviderMessage {
  readonly type: string;
  readonly data: unknown;
}

close (deprecated)​

Not yet implemented, but Brave may implement it. This event close is superseded by disconnect.

Deprecated API

This API is deprecated and not available in Brave Wallet.

networkChanged (deprecated)​

Not yet implemented, but Brave may implement it for webcompat reasons.

The event networkChanged is superseded by chainChanged.

Deprecated API

This API is deprecated and not available in Brave Wallet.