From Get docs
< @angular/coreAngular/docs/8/api/core/wtfstarttimerange


const deprecated

Used to mark Async start. Async are similar to scope but they don't have to be strictly nested. The return value is used in the call to [endAsync]. Async ranges only work if WTF has been enabled.

See more...

Deprecated: the Web Tracing Framework is no longer supported in Angular

const wtfStartTimeRange: (rangeType: string, action: string) => any;


someMethod() { var s = wtfStartTimeRange('HTTP:GET', 'some.url'); var future = new Future.delay(5).then((_) { wtfEndTimeRange(s); }); }

© 2010–2020 Google, Inc.
Licensed under the Creative Commons Attribution License 4.0.