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fix regression introduced in #22 #23

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fix regression introduced in #22 #23

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11 changes: 7 additions & 4 deletions src/client/batchUpdate.js
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Original file line number Diff line number Diff line change
@@ -1,7 +1,3 @@
// fallback to timers if rAF not present
const stopUpdate = window.cancelAnimationFrame || window.clearTimeout
const startUpdate = window.requestAnimationFrame || ((cb) => window.setTimeout(cb, 0))

/**
* Performs a batched update. Uses requestAnimationFrame to prevent
* calling a function too many times in quick succession.
Expand All @@ -13,7 +9,14 @@ const startUpdate = window.requestAnimationFrame || ((cb) => window.setTimeout(c
* @return {Number} id - a new ID
*/
export default function batchUpdate (id, callback) {
// fallback to timers if rAF not present
const stopUpdate = window.cancelAnimationFrame || window.clearTimeout
const startUpdate = window.requestAnimationFrame || ((cb) => window.setTimeout(cb, 0))

// stop any existing updates
stopUpdate(id)

// perform an update
return startUpdate(() => {
id = null
callback()
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