Lawrence Forman 92d112083e @0x/contracts-test-utils: Add filterLogs() and
`filterLogsToArguments()` helpers.
2019-08-06 15:27:39 -04:00

18 lines
598 B
TypeScript

import { LogEntry, LogWithDecodedArgs } from 'ethereum-types';
// tslint:disable no-unnecessary-type-assertion
/**
* Filter logs by event name/type.
*/
export function filterLogs<TEventArgs>(logs: LogEntry[], event: string): Array<LogWithDecodedArgs<TEventArgs>> {
return (logs as Array<LogWithDecodedArgs<any>>).filter(log => log.event === event);
}
/**
* Filter logs by event name/type and convert to arguments.
*/
export function filterLogsToArguments<TEventArgs>(logs: LogEntry[], event: string): TEventArgs[] {
return filterLogs<TEventArgs>(logs, event).map(log => log.args);
}