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this function was extremely slow. (#3264)

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this fix reduces the time to process 165k installations
from 282738.599ms (almost 5 minutes of total server lockup!)
to just 16.283ms!
This commit is contained in:
jeacott1
2017-01-05 00:57:47 +10:30
committed by Florent Vilmart
parent 9fd34fd25e
commit ac3f5cd686
1 changed files with 7 additions and 6 deletions
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13
src/StatusHandler.js
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@@ -5,14 +5,15 @@ const PUSH_STATUS_COLLECTION = '_PushStatus';
const JOB_STATUS_COLLECTION = '_JobStatus'; const JOB_STATUS_COLLECTION = '_JobStatus';
export function flatten(array) { export function flatten(array) {
return array.reduce((memo, element) => { var flattened = [];
if (Array.isArray(element)) { for(var i = 0; i < array.length; i++) {
memo = memo.concat(flatten(element)); if(Array.isArray(array[i])) {
flattened = flattened.concat(flatten(array[i]));
} else { } else {
memo = memo.concat(element); flattened.push(array[i]);
} }
return memo; }
}, []); return flattened;
} }
function statusHandler(className, database) { function statusHandler(className, database) {