43 lines
1.1 KiB
CoffeeScript
43 lines
1.1 KiB
CoffeeScript
v8Util = process.atomBinding 'v8_util'
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module.exports =
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class CallbacksRegistry
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constructor: ->
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@nextId = 0
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@callbacks = {}
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add: (callback) ->
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# The callback is already added.
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id = v8Util.getHiddenValue callback, 'callbackId'
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return id if id?
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id = ++@nextId
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# Capture the location of the function and put it in the ID string,
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# so that release errors can be tracked down easily.
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regexp = /at (.*)/gi
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stackString = (new Error).stack
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while (match = regexp.exec(stackString)) isnt null
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[x, location] = match
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continue if location.indexOf('(native)') isnt -1
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continue if location.indexOf('atom.asar') isnt -1
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[x, filenameAndLine] = /([^/^\)]*)\)?$/gi.exec(location)
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break
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@callbacks[id] = callback
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v8Util.setHiddenValue callback, 'callbackId', id
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v8Util.setHiddenValue callback, 'location', filenameAndLine
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id
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get: (id) ->
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@callbacks[id] ? ->
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call: (id, args...) ->
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@get(id).call global, args...
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apply: (id, args...) ->
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@get(id).apply global, args...
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remove: (id) ->
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delete @callbacks[id]
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