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循環参照の危険性を排除
author
masakih
<masakih@users.sourceforge.jp>
Sun, 29 Oct 2017 07:48:35 +0000
(16:48 +0900)
committer
masakih
<masakih@users.sourceforge.jp>
Sun, 29 Oct 2017 07:48:35 +0000
(16:48 +0900)
KCD/NotificationCenterExtension.swift
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diff --git
a/KCD/NotificationCenterExtension.swift
b/KCD/NotificationCenterExtension.swift
index
b5bdf07
..
1e1129d
100644
(file)
--- a/
KCD/NotificationCenterExtension.swift
+++ b/
KCD/NotificationCenterExtension.swift
@@
-13,10
+13,10
@@
extension NotificationCenter {
func addObserverOnce(forName name: NSNotification.Name?, object obj: Any?, queue: OperationQueue?, using block: @escaping (Notification) -> Void) {
weak var token: NSObjectProtocol?
- token = addObserver(forName: name, object: obj, queue: queue) {
+ token = addObserver(forName: name, object: obj, queue: queue) {
[weak self] notification in
- token.map(self.removeObserver)
- block(
$0
)
+ self.map { me in token.map(me.removeObserver) }
+ block(
notification
)
}
}
}