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[ReactNative] use Map, not Object when functions are keys

This commit is contained in:
Philipp von Weitershausen 2015-06-05 19:00:17 -07:00
parent 1a12b95f7a
commit 0a95edf6ea
1 changed files with 8 additions and 9 deletions
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17
Libraries/LinkingIOS/LinkingIOS.js
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@ -13,9 +13,10 @@
var RCTDeviceEventEmitter = require('RCTDeviceEventEmitter'); var RCTDeviceEventEmitter = require('RCTDeviceEventEmitter');
var RCTLinkingManager = require('NativeModules').LinkingManager; var RCTLinkingManager = require('NativeModules').LinkingManager;
var Map = require('Map');
var invariant = require('invariant'); var invariant = require('invariant');
var _notifHandlers = {}; var _notifHandlers = new Map();
var _initialURL = RCTLinkingManager && var _initialURL = RCTLinkingManager &&
RCTLinkingManager.initialURL; RCTLinkingManager.initialURL;
@ -80,10 +81,6 @@ var DEVICE_NOTIF_EVENT = 'openURL';
* } * }
* }); * });
* ``` * ```
*
* _The iOS simulator does not support the `mailto:` and `tel:` schemas
* because the Mail and Phone apps are not installed - you will need to test
* them on a device._
*/ */
class LinkingIOS { class LinkingIOS {
/** /**
@ -95,10 +92,11 @@ class LinkingIOS {
type === 'url', type === 'url',
'LinkingIOS only supports `url` events' 'LinkingIOS only supports `url` events'
); );
_notifHandlers[handler] = RCTDeviceEventEmitter.addListener( var listener = RCTDeviceEventEmitter.addListener(
DEVICE_NOTIF_EVENT, DEVICE_NOTIF_EVENT,
handler handler
); );
_notifHandlers.set(handler, listener);
} }
/** /**
@ -109,11 +107,12 @@ class LinkingIOS {
type === 'url', type === 'url',
'LinkingIOS only supports `url` events' 'LinkingIOS only supports `url` events'
); );
if (!_notifHandlers[handler]) { var listener = _notifHandlers.get(handler);
if (!listener) {
return; return;
} }
_notifHandlers[handler].remove(); listener.remove();
_notifHandlers[handler] = null; _notifHandlers.delete(handler);
} }
/** /**