src promise.ts

60% Statements 6/10

100% Branches 0/0

50% Functions 3/6

60% Lines 6/10

Press n or j to go to the next uncovered block, b, p or k for the previous block.


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26 332x
 
 
 
 
 
 
332x
 
 
 
 
 
78x
78x
 
78x
78x
 
 
 
 
 
 
 
  export const wait = (ms: number) =>
	new Promise((resolve) => {
		setTimeout(resolve, ms);
	});
 
type Unsubscribe = () => void;
 
export const promisifyEvent = <T = void>(
	subscribe: (
		listener: (result: T) => void,
		errorListener: (error: Error) => void,
	) => Unsubscribe | void,
) =>
	new Promise<T>((resolve, reject) => {
		const unsubscribe = subscribe(
			(result) => {
				unsubscribe?.();
				resolve(result);
			},
			(error) => {
				unsubscribe?.();
				reject(error);
			},
		);
	});