mirror of
https://github.com/PostHog/posthog.git
synced 2024-11-25 02:49:32 +01:00
18 lines
595 B
TypeScript
18 lines
595 B
TypeScript
export const waitForExpect = async <T>(fn: () => T | Promise<T>, timeout = 10_000, interval = 1_000): Promise<T> => {
|
|
// Allows for running expectations that are expected to pass eventually.
|
|
// This is useful for, e.g. waiting for events to have been ingested into
|
|
// the database.
|
|
|
|
const start = Date.now()
|
|
while (true) {
|
|
try {
|
|
return await fn()
|
|
} catch (error) {
|
|
if (Date.now() - start > timeout) {
|
|
throw error
|
|
}
|
|
await new Promise((resolve) => setTimeout(resolve, interval))
|
|
}
|
|
}
|
|
}
|