hydrogen-web/src/logging/utils.ts

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2021-11-16 12:32:49 +05:30
// these are helper functions if you can't assume you always have a log item (e.g. some code paths call with one set, others don't)
// if you know you always have a log item, better to use the methods on the log item than these utility functions.
import {Instance as NullLoggerInstance} from "./NullLogger";
import type {FilterCreator, ILogItem, LabelOrValues, LogCallback} from "./LogItem";
import {LogLevel} from "./LogFilter";
export function wrapOrRunNullLogger<T>(logItem: ILogItem | undefined, labelOrValues: LabelOrValues, callback: LogCallback<T>, logLevel?: LogLevel, filterCreator?: FilterCreator): T | Promise<T> {
if (logItem) {
return logItem.wrap(labelOrValues, callback, logLevel, filterCreator);
} else {
return NullLoggerInstance.run(null, callback);
}
}
export function ensureLogItem(logItem: ILogItem): ILogItem {
return logItem || NullLoggerInstance.item;
}