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fix: correctly remove once listener with event handler return null #11281 #11282

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fix: correctly remove once listener with event handler return null #11281 #11282

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6 changes: 2 additions & 4 deletions src/core/instance/events.js
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Original file line number Diff line number Diff line change
Expand Up @@ -32,10 +32,8 @@ function remove (event, fn) {
function createOnceHandler (event, fn) {
const _target = target
return function onceHandler () {
const res = fn.apply(null, arguments)
if (res !== null) {
_target.$off(event, onceHandler)
}
fn.apply(null, arguments)
_target.$off(event, onceHandler)
}
}

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6 changes: 2 additions & 4 deletions src/platforms/weex/runtime/modules/events.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,10 +7,8 @@ let target: any
function createOnceHandler (event, handler, capture) {
const _target = target // save current target element in closure
return function onceHandler () {
const res = handler.apply(null, arguments)
if (res !== null) {
remove(event, onceHandler, capture, _target)
}
handler.apply(null, arguments)
remove(event, onceHandler, capture, _target)
}
}

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