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minor Swift 3 cleanup

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John Estropia
2016-12-08 18:59:41 +09:00
parent 5d2956d674
commit a27556f294
21 changed files with 453 additions and 255 deletions
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19
Sources/Convenience/NSManagedObject+Convenience.swift
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@@ -93,17 +93,34 @@ public extension NSManagedObject {
return primitiveValue
}
/**
Provides a convenience wrapper for accessing `primitiveValueForKey(...)` with proper calls to `willAccessValueForKey(...)` and `didAccessValueForKey(...)`. This is useful when implementing accessor methods for transient attributes.
- parameter KVCKey: the KVC key
- parameter closure: a closure that receives the accessed value. This closure is executed between `willAccessValueForKey(...)` and `didAccessValueForKey(...)`
- returns: the primitive value for the KVC key
*/
@nonobjc
public func accessValueForKVCKey(_ KVCKey: KeyPath, _ closure: (Any?) -> Void) {
self.willAccessValue(forKey: KVCKey)
closure(self.primitiveValue(forKey: KVCKey))
self.didAccessValue(forKey: KVCKey)
}
/**
Provides a convenience wrapper for setting `setPrimitiveValue(...)` with proper calls to `willChangeValueForKey(...)` and `didChangeValueForKey(...)`. This is useful when implementing mutator methods for transient attributes.
- parameter value: the value to set the KVC key with
- parameter closure: a closure that receives the accessed value. This closure is executed between `willChangeValue(...)` and `didChangeValue(...)`
- parameter KVCKey: the KVC key
*/
@nonobjc
public func setValue(_ value: Any?, forKVCKey KVCKey: KeyPath) {
public func setValue(_ value: Any?, forKVCKey KVCKey: KeyPath, _ closure: () -> Void = {}) {
self.willChangeValue(forKey: KVCKey)
self.setPrimitiveValue(value, forKey: KVCKey)
closure()
self.didChangeValue(forKey: KVCKey)
}