imterah/element-portable
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Use more consistent start/stop pattern

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This commit is contained in:
Luke Barnard 2018-06-15 17:58:43 +01:00
parent 488cc416cf
commit b0a2772889
2 changed files with 17 additions and 12 deletions
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25
src/DecryptionFailureTracker.js
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@ -36,6 +36,10 @@ export default class DecryptionFailureTracker {
// [eventId]: true
};
// Set to an interval ID when `start` is called
checkInterval = null;
trackInterval = null;
// Spread the load on `Analytics` by sending at most 1 event per
// `TRACK_INTERVAL_MS`.
static TRACK_INTERVAL_MS = 1000;
@ -82,27 +86,28 @@ export default class DecryptionFailureTracker {
/**
* Start checking for and tracking failures.
* @return {function} a function that clears state and causes DFT to stop checking for
* and tracking failures.
*/
start() {
const checkInterval = setInterval(
this.checkInterval = setInterval(
() => this.checkFailures(Date.now()),
DecryptionFailureTracker.CHECK_INTERVAL_MS,
);
const trackInterval = setInterval(
this.trackInterval = setInterval(
() => this.trackFailure(),
DecryptionFailureTracker.TRACK_INTERVAL_MS,
);
}
return () => {
clearInterval(checkInterval);
clearInterval(trackInterval);
/**
* Clear state and stop checking for and tracking failures.
*/
stop() {
clearInterval(this.checkInterval);
clearInterval(this.trackInterval);
this.failures = [];
this.failuresToTrack = [];
};
this.failures = [];
this.failuresToTrack = [];
}
/**