weak-error
v1.0.0
Published
Weakmapped error event with a global capture hook
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weak-error
Weakmapped error event with a global capture hook
Install
$ npm install --save weak-error
Usage
var WeakError = require('weak-error')
var ErrorEvent = WeakError()
var obj = {}
// listen on only errors broadcasted on `obj`
ErrorEvent.listen(obj, onError)
// listen to all errors
WeakError.onError(onError)
ErrorEvent.broadcast({}, new Error('OH NO'))
//=> OH NO
//=> OH NO
function onError (err.message) {
console.log(err.message)
}
API
WeakError()
-> event
Constructs a weakmap-event
. The event will work normally, but you can also listen on events globally.
WeakError.onError(listener)
-> function
Listen globally on errors. Returns an unlisten function.
listener
Required
Type: function
A listener to call whenever any error is broadcasted, regardless of the key used.
License
MIT © Ben Drucker