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Code Issues 95 Packages Projects Releases 10 Wiki Activity

WIP

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This commit is contained in:
John Rommel Estropia
2016-07-21 02:45:42 +09:00
parent 267c21063a
commit a638620858
85 changed files with 1621 additions and 1819 deletions
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5
Sources/Observing/CoreStore+Observing.swift
View File

@@ -39,7 +39,6 @@ public extension CoreStore {
- parameter object: the `NSManagedObject` to observe changes from
- returns: a `ObjectMonitor` that monitors changes to `object`
*/
@warn_unused_result
public static func monitorObject<T: NSManagedObject>(_ object: T) -> ObjectMonitor<T> {
return self.defaultStack.monitorObject(object)
@@ -52,7 +51,6 @@ public extension CoreStore {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public static func monitorList<T: NSManagedObject>(_ from: From<T>, _ fetchClauses: FetchClause...) -> ListMonitor<T> {
return self.defaultStack.monitorList(from, fetchClauses)
@@ -65,7 +63,6 @@ public extension CoreStore {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public static func monitorList<T: NSManagedObject>(_ from: From<T>, _ fetchClauses: [FetchClause]) -> ListMonitor<T> {
return self.defaultStack.monitorList(from, fetchClauses)
@@ -103,7 +100,6 @@ public extension CoreStore {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public static func monitorSectionedList<T: NSManagedObject>(_ from: From<T>, _ sectionBy: SectionBy, _ fetchClauses: FetchClause...) -> ListMonitor<T> {
return self.defaultStack.monitorSectionedList(from, sectionBy, fetchClauses)
@@ -117,7 +113,6 @@ public extension CoreStore {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public static func monitorSectionedList<T: NSManagedObject>(_ from: From<T>, _ sectionBy: SectionBy, _ fetchClauses: [FetchClause]) -> ListMonitor<T> {
return self.defaultStack.monitorSectionedList(from, sectionBy, fetchClauses)

5
Sources/Observing/DataStack+Observing.swift
View File

@@ -42,7 +42,6 @@ public extension DataStack {
- parameter object: the `NSManagedObject` to observe changes from
- returns: a `ObjectMonitor` that monitors changes to `object`
*/
@warn_unused_result
public func monitorObject<T: NSManagedObject>(_ object: T) -> ObjectMonitor<T> {
CoreStore.assert(
@@ -59,7 +58,6 @@ public extension DataStack {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public func monitorList<T: NSManagedObject>(_ from: From<T>, _ fetchClauses: FetchClause...) -> ListMonitor<T> {
return self.monitorList(from, fetchClauses)
@@ -72,7 +70,6 @@ public extension DataStack {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public func monitorList<T: NSManagedObject>(_ from: From<T>, _ fetchClauses: [FetchClause]) -> ListMonitor<T> {
CoreStore.assert(
@@ -145,7 +142,6 @@ public extension DataStack {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public func monitorSectionedList<T: NSManagedObject>(_ from: From<T>, _ sectionBy: SectionBy, _ fetchClauses: FetchClause...) -> ListMonitor<T> {
return self.monitorSectionedList(from, sectionBy, fetchClauses)
@@ -159,7 +155,6 @@ public extension DataStack {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public func monitorSectionedList<T: NSManagedObject>(_ from: From<T>, _ sectionBy: SectionBy, _ fetchClauses: [FetchClause]) -> ListMonitor<T> {
CoreStore.assert(

153
Sources/Observing/ListMonitor.swift
View File

@@ -38,9 +38,9 @@ import CoreData
The `ListMonitor` monitors changes to a list of `NSManagedObject` instances. Observers that implement the `ListObserver` protocol may then register themselves to the `ListMonitor`'s `addObserver(_:)` method:
```
let monitor = CoreStore.monitorList(
From(MyPersonEntity),
From<MyPersonEntity>(),
Where("title", isEqualTo: "Engineer"),
OrderBy(.Ascending("lastName"))
OrderBy(.ascending("lastName"))
)
monitor.addObserver(self)
```
@@ -56,10 +56,10 @@ import CoreData
Creating a sectioned-list is also possible with the `monitorSectionedList(...)` method:
```
let monitor = CoreStore.monitorSectionedList(
From(MyPersonEntity),
From<MyPersonEntity>(),
SectionBy("age") { "Age \($0)" },
Where("title", isEqualTo: "Engineer"),
OrderBy(.Ascending("lastName"))
OrderBy(.ascending("lastName"))
)
monitor.addObserver(self)
```
@@ -168,7 +168,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- returns: `true` if at least one section exists, `false` otherwise
*/
@warn_unused_result
public func hasSections() -> Bool {
return self.sections().count > 0
@@ -179,7 +178,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- returns: `true` if at least one object in any section exists, `false` otherwise
*/
@warn_unused_result
public func hasObjects() -> Bool {
return self.numberOfObjects() > 0
@@ -191,7 +189,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- parameter section: the section index. Using an index outside the valid range will return `false`.
- returns: `true` if at least one object in the specified section exists, `false` otherwise
*/
@warn_unused_result
public func hasObjectsInSection(_ section: Int) -> Bool {
return self.numberOfObjectsInSection(safeSectionIndex: section) > 0
@@ -202,7 +199,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- returns: all objects in all sections
*/
@warn_unused_result
public func objectsInAllSections() -> [T] {
CoreStore.assert(
@@ -218,7 +214,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- parameter section: the section index. Using an index outside the valid range will raise an exception.
- returns: all objects in the specified section
*/
@warn_unused_result
public func objectsInSection(_ section: Int) -> [T] {
return (self.sectionInfoAtIndex(section).objects as? [T]) ?? []
@@ -230,7 +225,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- parameter section: the section index. Using an index outside the valid range will return `nil`.
- returns: all objects in the specified section
*/
@warn_unused_result
public func objectsInSection(safeSectionIndex section: Int) -> [T]? {
return (self.sectionInfoAtIndex(safeSectionIndex: section)?.objects as? [T]) ?? []
@@ -241,7 +235,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- returns: the number of sections
*/
@warn_unused_result
public func numberOfSections() -> Int {
CoreStore.assert(
@@ -256,7 +249,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- returns: the number of objects in all sections
*/
@warn_unused_result
public func numberOfObjects() -> Int {
CoreStore.assert(
@@ -272,7 +264,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- parameter section: the section index. Using an index outside the valid range will raise an exception.
- returns: the number of objects in the specified section
*/
@warn_unused_result
public func numberOfObjectsInSection(_ section: Int) -> Int {
return self.sectionInfoAtIndex(section).numberOfObjects
@@ -284,7 +275,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- parameter section: the section index. Using an index outside the valid range will return `nil`.
- returns: the number of objects in the specified section
*/
@warn_unused_result
public func numberOfObjectsInSection(safeSectionIndex section: Int) -> Int? {
return self.sectionInfoAtIndex(safeSectionIndex: section)?.numberOfObjects
@@ -296,7 +286,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- parameter section: the section index. Using an index outside the valid range will raise an exception.
- returns: the `NSFetchedResultsSectionInfo` for the specified section
*/
@warn_unused_result
public func sectionInfoAtIndex(_ section: Int) -> NSFetchedResultsSectionInfo {
CoreStore.assert(
@@ -312,7 +301,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- parameter section: the section index. Using an index outside the valid range will return `nil`.
- returns: the `NSFetchedResultsSectionInfo` for the specified section, or `nil` if the section index is out of bounds.
*/
@warn_unused_result
public func sectionInfoAtIndex(safeSectionIndex section: Int) -> NSFetchedResultsSectionInfo? {
CoreStore.assert(
@@ -336,7 +324,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- returns: the `NSFetchedResultsSectionInfo`s for all sections
*/
@warn_unused_result
public func sections() -> [NSFetchedResultsSectionInfo] {
CoreStore.assert(
@@ -353,7 +340,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- parameter index: the index of the Section Index
- returns: the target section for the specified "Section Index" title and index.
*/
@warn_unused_result
public func targetSectionForSectionIndex(title: String, index: Int) -> Int {
CoreStore.assert(
@@ -368,7 +354,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- returns: the section index titles for all sections
*/
@warn_unused_result
public func sectionIndexTitles() -> [String] {
CoreStore.assert(
@@ -384,7 +369,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- parameter object: the `NSManagedObject` to search the index of
- returns: the index of the `NSManagedObject` if it exists in the `ListMonitor`'s fetched objects, or `nil` if not found.
*/
@warn_unused_result
public func indexOf(_ object: T) -> Int? {
CoreStore.assert(
@@ -400,7 +384,6 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
- parameter object: the `NSManagedObject` to search the index of
- returns: the `NSIndexPath` of the `NSManagedObject` if it exists in the `ListMonitor`'s fetched objects, or `nil` if not found.
*/
@warn_unused_result
public func indexPathOf(_ object: T) -> IndexPath? {
CoreStore.assert(
@@ -678,7 +661,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
return unsafeBitCast(self, to: ListMonitor<NSManagedObject>.self)
}
internal func registerChangeNotification(_ notificationKey: UnsafePointer<Void>, name: String, toObserver observer: AnyObject, callback: (monitor: ListMonitor<T>) -> Void) {
internal func registerChangeNotification(_ notificationKey: UnsafePointer<Void>, name: Notification.Name, toObserver observer: AnyObject, callback: (monitor: ListMonitor<T>) -> Void) {
cs_setAssociatedRetainedObject(
NotificationObserver(
@@ -698,7 +681,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
}
internal func registerObjectNotification(_ notificationKey: UnsafePointer<Void>, name: String, toObserver observer: AnyObject, callback: (monitor: ListMonitor<T>, object: T, indexPath: IndexPath?, newIndexPath: IndexPath?) -> Void) {
internal func registerObjectNotification(_ notificationKey: UnsafePointer<Void>, name: Notification.Name, toObserver observer: AnyObject, callback: (monitor: ListMonitor<T>, object: T, indexPath: IndexPath?, newIndexPath: IndexPath?) -> Void) {
cs_setAssociatedRetainedObject(
NotificationObserver(
@@ -707,16 +690,16 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
closure: { [weak self] (note) -> Void in
guard let `self` = self,
let userInfo = (note as NSNotification).userInfo,
let object = userInfo[UserInfoKeyObject] as? T else {
let userInfo = note.userInfo,
let object = userInfo[String(NSManagedObject.self)] as? T else {
return
}
callback(
monitor: self,
object: object,
indexPath: userInfo[UserInfoKeyIndexPath] as? IndexPath,
newIndexPath: userInfo[UserInfoKeyNewIndexPath] as? IndexPath
indexPath: userInfo[String(IndexPath.self)] as? IndexPath,
newIndexPath: userInfo["\(String(IndexPath.self)).New"] as? IndexPath
)
}
),
@@ -725,7 +708,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
}
internal func registerSectionNotification(_ notificationKey: UnsafePointer<Void>, name: String, toObserver observer: AnyObject, callback: (monitor: ListMonitor<T>, sectionInfo: NSFetchedResultsSectionInfo, sectionIndex: Int) -> Void) {
internal func registerSectionNotification(_ notificationKey: UnsafePointer<Void>, name: Notification.Name, toObserver observer: AnyObject, callback: (monitor: ListMonitor<T>, sectionInfo: NSFetchedResultsSectionInfo, sectionIndex: Int) -> Void) {
cs_setAssociatedRetainedObject(
NotificationObserver(
@@ -734,9 +717,9 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
closure: { [weak self] (note) -> Void in
guard let `self` = self,
let userInfo = (note as NSNotification).userInfo,
let sectionInfo = userInfo[UserInfoKeySectionInfo] as? NSFetchedResultsSectionInfo,
let sectionIndex = (userInfo[UserInfoKeySectionIndex] as? NSNumber)?.intValue else {
let userInfo = note.userInfo,
let sectionInfo = userInfo[String(NSFetchedResultsSectionInfo.self)] as? NSFetchedResultsSectionInfo,
let sectionIndex = (userInfo[String(NSNumber.self)] as? NSNumber)?.intValue else {
return
}
@@ -760,7 +743,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
self.registerChangeNotification(
&self.willChangeListKey,
name: ListMonitorWillChangeListNotification,
name: Notification.Name.listMonitorWillChangeList,
toObserver: observer,
callback: { [weak observer] (monitor) -> Void in
@@ -773,7 +756,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
self.registerChangeNotification(
&self.didChangeListKey,
name: ListMonitorDidChangeListNotification,
name: Notification.Name.listMonitorDidChangeList,
toObserver: observer,
callback: { [weak observer] (monitor) -> Void in
@@ -786,7 +769,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
self.registerChangeNotification(
&self.willRefetchListKey,
name: ListMonitorWillRefetchListNotification,
name: Notification.Name.listMonitorWillRefetchList,
toObserver: observer,
callback: { [weak observer] (monitor) -> Void in
@@ -799,7 +782,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
self.registerChangeNotification(
&self.didRefetchListKey,
name: ListMonitorDidRefetchListNotification,
name: Notification.Name.listMonitorDidRefetchList,
toObserver: observer,
callback: { [weak observer] (monitor) -> Void in
@@ -821,7 +804,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
self.registerObjectNotification(
&self.didInsertObjectKey,
name: ListMonitorDidInsertObjectNotification,
name: Notification.Name.listMonitorDidInsertObject,
toObserver: observer,
callback: { [weak observer] (monitor, object, indexPath, newIndexPath) -> Void in
@@ -839,7 +822,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
self.registerObjectNotification(
&self.didDeleteObjectKey,
name: ListMonitorDidDeleteObjectNotification,
name: Notification.Name.listMonitorDidDeleteObject,
toObserver: observer,
callback: { [weak observer] (monitor, object, indexPath, newIndexPath) -> Void in
@@ -857,7 +840,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
self.registerObjectNotification(
&self.didUpdateObjectKey,
name: ListMonitorDidUpdateObjectNotification,
name: Notification.Name.listMonitorDidUpdateObject,
toObserver: observer,
callback: { [weak observer] (monitor, object, indexPath, newIndexPath) -> Void in
@@ -875,7 +858,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
self.registerObjectNotification(
&self.didMoveObjectKey,
name: ListMonitorDidMoveObjectNotification,
name: Notification.Name.listMonitorDidMoveObject,
toObserver: observer,
callback: { [weak observer] (monitor, object, indexPath, newIndexPath) -> Void in
@@ -903,7 +886,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
self.registerSectionNotification(
&self.didInsertSectionKey,
name: ListMonitorDidInsertSectionNotification,
name: Notification.Name.listMonitorDidInsertSection,
toObserver: observer,
callback: { [weak observer] (monitor, sectionInfo, sectionIndex) -> Void in
@@ -921,7 +904,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
self.registerSectionNotification(
&self.didDeleteSectionKey,
name: ListMonitorDidDeleteSectionNotification,
name: Notification.Name.listMonitorDidDeleteSection,
toObserver: observer,
callback: { [weak observer] (monitor, sectionInfo, sectionIndex) -> Void in
@@ -972,7 +955,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
self.isPendingRefetch = true
NotificationCenter.default.post(
name: Notification.Name(rawValue: ListMonitorWillRefetchListNotification),
name: Notification.Name.listMonitorWillRefetchList,
object: self
)
}
@@ -1008,7 +991,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
self.isPendingRefetch = false
NotificationCenter.default.post(
name: NSNotification.Name(rawValue: ListMonitorDidRefetchListNotification),
name: Notification.Name.listMonitorDidRefetchList,
object: self
)
}
@@ -1110,7 +1093,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
}
self.observerForWillChangePersistentStore = NotificationObserver(
notificationName: NSNotification.Name.NSPersistentStoreCoordinatorStoresWillChange.rawValue,
notificationName: NSNotification.Name.NSPersistentStoreCoordinatorStoresWillChange,
object: coordinator,
queue: OperationQueue.main,
closure: { [weak self] (note) -> Void in
@@ -1132,7 +1115,7 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
)
self.observerForDidChangePersistentStore = NotificationObserver(
notificationName: NSNotification.Name.NSPersistentStoreCoordinatorStoresDidChange.rawValue,
notificationName: NSNotification.Name.NSPersistentStoreCoordinatorStoresDidChange,
object: coordinator,
queue: OperationQueue.main,
closure: { [weak self] (note) -> Void in
@@ -1180,25 +1163,21 @@ public final class ListMonitor<T: NSManagedObject>: Hashable {
// MARK: - ListMonitor: Equatable
@warn_unused_result
public func == <T: NSManagedObject>(lhs: ListMonitor<T>, rhs: ListMonitor<T>) -> Bool {
return lhs === rhs
}
@warn_unused_result
public func == <T: NSManagedObject, U: NSManagedObject>(lhs: ListMonitor<T>, rhs: ListMonitor<U>) -> Bool {
return lhs.fetchedResultsController === rhs.fetchedResultsController
}
@warn_unused_result
public func ~= <T: NSManagedObject>(lhs: ListMonitor<T>, rhs: ListMonitor<T>) -> Bool {
return lhs === rhs
}
@warn_unused_result
public func ~= <T: NSManagedObject, U: NSManagedObject>(lhs: ListMonitor<T>, rhs: ListMonitor<U>) -> Bool {
return lhs.fetchedResultsController === rhs.fetchedResultsController
@@ -1219,42 +1198,42 @@ extension ListMonitor: FetchedResultsControllerHandler {
case .insert:
NotificationCenter.default.post(
name: Notification.Name(rawValue: ListMonitorDidInsertObjectNotification),
name: Notification.Name.listMonitorDidInsertObject,
object: self,
userInfo: [
UserInfoKeyObject: anObject,
UserInfoKeyNewIndexPath: newIndexPath!
String(NSManagedObject.self): anObject,
"\(String(IndexPath.self)).New": newIndexPath!
]
)
case .delete:
NotificationCenter.default.post(
name: Notification.Name(rawValue: ListMonitorDidDeleteObjectNotification),
name: Notification.Name.listMonitorDidDeleteObject,
object: self,
userInfo: [
UserInfoKeyObject: anObject,
UserInfoKeyIndexPath: indexPath!
String(NSManagedObject.self): anObject,
String(IndexPath.self): indexPath!
]
)
case .update:
NotificationCenter.default.post(
name: Notification.Name(rawValue: ListMonitorDidUpdateObjectNotification),
name: Notification.Name.listMonitorDidUpdateObject,
object: self,
userInfo: [
UserInfoKeyObject: anObject,
UserInfoKeyIndexPath: indexPath!
String(NSManagedObject.self): anObject,
String(IndexPath.self): indexPath!
]
)
case .move:
NotificationCenter.default.post(
name: Notification.Name(rawValue: ListMonitorDidMoveObjectNotification),
name: Notification.Name.listMonitorDidMoveObject,
object: self,
userInfo: [
UserInfoKeyObject: anObject,
UserInfoKeyIndexPath: indexPath!,
UserInfoKeyNewIndexPath: newIndexPath!
String(NSManagedObject.self): anObject,
String(IndexPath.self): indexPath!,
"\(String(IndexPath.self)).New": newIndexPath!
]
)
}
@@ -1266,21 +1245,21 @@ extension ListMonitor: FetchedResultsControllerHandler {
case .insert:
NotificationCenter.default.post(
name: Notification.Name(rawValue: ListMonitorDidInsertSectionNotification),
name: Notification.Name.listMonitorDidInsertSection,
object: self,
userInfo: [
UserInfoKeySectionInfo: sectionInfo,
UserInfoKeySectionIndex: NSNumber(value: sectionIndex)
String(NSFetchedResultsSectionInfo.self): sectionInfo,
String(NSNumber.self): NSNumber(value: sectionIndex)
]
)
case .delete:
NotificationCenter.default.post(
name: Notification.Name(rawValue: ListMonitorDidDeleteSectionNotification),
name: Notification.Name.listMonitorDidDeleteSection,
object: self,
userInfo: [
UserInfoKeySectionInfo: sectionInfo,
UserInfoKeySectionIndex: NSNumber(value: sectionIndex)
String(NSFetchedResultsSectionInfo.self): sectionInfo,
String(NSNumber.self): NSNumber(value: sectionIndex)
]
)
@@ -1293,7 +1272,7 @@ extension ListMonitor: FetchedResultsControllerHandler {
self.taskGroup.enter()
NotificationCenter.default.post(
name: Notification.Name(rawValue: ListMonitorWillChangeListNotification),
name: Notification.Name.listMonitorWillChangeList,
object: self
)
}
@@ -1301,7 +1280,7 @@ extension ListMonitor: FetchedResultsControllerHandler {
internal func controllerDidChangeContent(_ controller: NSFetchedResultsController<NSFetchRequestResult>) {
NotificationCenter.default.post(
name: Notification.Name(rawValue: ListMonitorDidChangeListNotification),
name: Notification.Name.listMonitorDidChangeList,
object: self
)
self.taskGroup.leave()
@@ -1315,25 +1294,19 @@ extension ListMonitor: FetchedResultsControllerHandler {
// MARK: - Notification Keys
private let ListMonitorWillChangeListNotification = "ListMonitorWillChangeListNotification"
private let ListMonitorDidChangeListNotification = "ListMonitorDidChangeListNotification"
private let ListMonitorWillRefetchListNotification = "ListMonitorWillRefetchListNotification"
private let ListMonitorDidRefetchListNotification = "ListMonitorDidRefetchListNotification"
private let ListMonitorDidInsertObjectNotification = "ListMonitorDidInsertObjectNotification"
private let ListMonitorDidDeleteObjectNotification = "ListMonitorDidDeleteObjectNotification"
private let ListMonitorDidUpdateObjectNotification = "ListMonitorDidUpdateObjectNotification"
private let ListMonitorDidMoveObjectNotification = "ListMonitorDidMoveObjectNotification"
private let ListMonitorDidInsertSectionNotification = "ListMonitorDidInsertSectionNotification"
private let ListMonitorDidDeleteSectionNotification = "ListMonitorDidDeleteSectionNotification"
private let UserInfoKeyObject = "UserInfoKeyObject"
private let UserInfoKeyIndexPath = "UserInfoKeyIndexPath"
private let UserInfoKeyNewIndexPath = "UserInfoKeyNewIndexPath"
private let UserInfoKeySectionInfo = "UserInfoKeySectionInfo"
private let UserInfoKeySectionIndex = "UserInfoKeySectionIndex"
private extension Notification.Name {
private static let listMonitorWillChangeList = Notification.Name(rawValue: "listMonitorWillChangeList")
private static let listMonitorDidChangeList = Notification.Name(rawValue: "listMonitorDidChangeList")
private static let listMonitorWillRefetchList = Notification.Name(rawValue: "listMonitorWillRefetchList")
private static let listMonitorDidRefetchList = Notification.Name(rawValue: "listMonitorDidRefetchList")
private static let listMonitorDidInsertObject = Notification.Name(rawValue: "listMonitorDidInsertObject")
private static let listMonitorDidDeleteObject = Notification.Name(rawValue: "listMonitorDidDeleteObject")
private static let listMonitorDidUpdateObject = Notification.Name(rawValue: "listMonitorDidUpdateObject")
private static let listMonitorDidMoveObject = Notification.Name(rawValue: "listMonitorDidMoveObject")
private static let listMonitorDidInsertSection = Notification.Name(rawValue: "listMonitorDidInsertSection")
private static let listMonitorDidDeleteSection = Notification.Name(rawValue: "listMonitorDidDeleteSection")
}
#endif

12
Sources/Observing/ListObserver.swift
View File

@@ -35,8 +35,8 @@ import CoreData
Implement the `ListObserver` protocol to observe changes to a list of `NSManagedObject`s. `ListObserver`s may register themselves to a `ListMonitor`'s `addObserver(_:)` method:
```
let monitor = CoreStore.monitorList(
From(MyPersonEntity),
OrderBy(.Ascending("lastName"))
From<MyPersonEntity>(),
OrderBy(.ascending("lastName"))
)
monitor.addObserver(self)
```
@@ -110,8 +110,8 @@ public extension ListObserver {
Implement the `ListObjectObserver` protocol to observe detailed changes to a list's object. `ListObjectObserver`s may register themselves to a `ListMonitor`'s `addObserver(_:)` method:
```
let monitor = CoreStore.monitorList(
From(MyPersonEntity),
OrderBy(.Ascending("lastName"))
From<MyPersonEntity>(),
OrderBy(.ascending("lastName"))
)
monitor.addObserver(self)
```
@@ -189,9 +189,9 @@ public extension ListObjectObserver {
Implement the `ListSectionObserver` protocol to observe changes to a list's section info. `ListSectionObserver`s may register themselves to a `ListMonitor`'s `addObserver(_:)` method:
```
let monitor = CoreStore.monitorSectionedList(
From(MyPersonEntity),
From<MyPersonEntity>(),
SectionBy("age") { "Age \($0)" },
OrderBy(.Ascending("lastName"))
OrderBy(.ascending("lastName"))
)
monitor.addObserver(self)
```

39
Sources/Observing/ObjectMonitor.swift
View File

@@ -134,7 +134,7 @@ public final class ObjectMonitor<EntityType: NSManagedObject> {
)
self.registerChangeNotification(
&self.willChangeObjectKey,
name: ObjectMonitorWillChangeObjectNotification,
name: Notification.Name.objectMonitorWillChangeObject,
toObserver: observer,
callback: { [weak observer] (monitor) -> Void in
@@ -147,7 +147,7 @@ public final class ObjectMonitor<EntityType: NSManagedObject> {
)
self.registerObjectNotification(
&self.didDeleteObjectKey,
name: ObjectMonitorDidDeleteObjectNotification,
name: Notification.Name.objectMonitorDidDeleteObject,
toObserver: observer,
callback: { [weak observer] (monitor, object) -> Void in
@@ -160,7 +160,7 @@ public final class ObjectMonitor<EntityType: NSManagedObject> {
)
self.registerObjectNotification(
&self.didUpdateObjectKey,
name: ObjectMonitorDidUpdateObjectNotification,
name: Notification.Name.objectMonitorDidUpdateObject,
toObserver: observer,
callback: { [weak self, weak observer] (monitor, object) -> Void in
@@ -255,7 +255,7 @@ public final class ObjectMonitor<EntityType: NSManagedObject> {
self.lastCommittedAttributes = (self.object?.committedValues(forKeys: nil) as? [String: NSObject]) ?? [:]
}
private func registerChangeNotification(_ notificationKey: UnsafePointer<Void>, name: String, toObserver observer: AnyObject, callback: (monitor: ObjectMonitor<EntityType>) -> Void) {
private func registerChangeNotification(_ notificationKey: UnsafePointer<Void>, name: Notification.Name, toObserver observer: AnyObject, callback: (monitor: ObjectMonitor<EntityType>) -> Void) {
cs_setAssociatedRetainedObject(
NotificationObserver(
@@ -275,7 +275,7 @@ public final class ObjectMonitor<EntityType: NSManagedObject> {
)
}
private func registerObjectNotification(_ notificationKey: UnsafePointer<Void>, name: String, toObserver observer: AnyObject, callback: (monitor: ObjectMonitor<EntityType>, object: EntityType) -> Void) {
private func registerObjectNotification(_ notificationKey: UnsafePointer<Void>, name: Notification.Name, toObserver observer: AnyObject, callback: (monitor: ObjectMonitor<EntityType>, object: EntityType) -> Void) {
cs_setAssociatedRetainedObject(
NotificationObserver(
@@ -284,8 +284,8 @@ public final class ObjectMonitor<EntityType: NSManagedObject> {
closure: { [weak self] (note) -> Void in
guard let `self` = self,
let userInfo = (note as NSNotification).userInfo,
let object = userInfo[UserInfoKeyObject] as? EntityType else {
let userInfo = note.userInfo,
let object = userInfo[String(NSManagedObject.self)] as? EntityType else {
return
}
@@ -323,7 +323,7 @@ extension ObjectMonitor: FetchedResultsControllerHandler {
internal func controllerWillChangeContent(_ controller: NSFetchedResultsController<NSFetchRequestResult>) {
NotificationCenter.default.post(
name: Notification.Name(rawValue: ObjectMonitorWillChangeObjectNotification),
name: Notification.Name.objectMonitorWillChangeObject,
object: self
)
}
@@ -336,16 +336,16 @@ extension ObjectMonitor: FetchedResultsControllerHandler {
case .delete:
NotificationCenter.default.post(
name: Notification.Name(rawValue: ObjectMonitorDidDeleteObjectNotification),
name: Notification.Name.objectMonitorDidDeleteObject,
object: self,
userInfo: [UserInfoKeyObject: anObject]
userInfo: [String(NSManagedObject.self): anObject]
)
case .update:
NotificationCenter.default.post(
name: Notification.Name(rawValue: ObjectMonitorDidUpdateObjectNotification),
name: Notification.Name.objectMonitorDidUpdateObject,
object: self,
userInfo: [UserInfoKeyObject: anObject]
userInfo: [String(NSManagedObject.self): anObject]
)
default:
@@ -360,12 +360,15 @@ extension ObjectMonitor: FetchedResultsControllerHandler {
return sectionName
}
}
// MARK: - Notification.Name
private let ObjectMonitorWillChangeObjectNotification = "ObjectMonitorWillChangeObjectNotification"
private let ObjectMonitorDidDeleteObjectNotification = "ObjectMonitorDidDeleteObjectNotification"
private let ObjectMonitorDidUpdateObjectNotification = "ObjectMonitorDidUpdateObjectNotification"
private let UserInfoKeyObject = "UserInfoKeyObject"
private extension Notification.Name {
private static let objectMonitorWillChangeObject = Notification.Name(rawValue: "objectMonitorWillChangeObject")
private static let objectMonitorDidDeleteObject = Notification.Name(rawValue: "objectMonitorWillChangeObject")
private static let objectMonitorDidUpdateObject = Notification.Name(rawValue: "objectMonitorWillChangeObject")
}
#endif

4
Sources/Observing/SectionBy.swift
View File

@@ -35,9 +35,9 @@ import CoreData
The `SectionBy` clause indicates the key path to use to group the `ListMonitor` objects into sections. An optional closure can also be provided to transform the value into an appropriate section name:
```
let monitor = CoreStore.monitorSectionedList(
From(MyPersonEntity),
From<MyPersonEntity>(),
SectionBy("age") { "Age \($0)" },
OrderBy(.Ascending("lastName"))
OrderBy(.ascending("lastName"))
)
```
*/

5
Sources/Observing/UnsafeDataTransaction+Observing.swift
View File

@@ -42,7 +42,6 @@ public extension UnsafeDataTransaction {
- parameter object: the `NSManagedObject` to observe changes from
- returns: a `ObjectMonitor` that monitors changes to `object`
*/
@warn_unused_result
public func monitorObject<T: NSManagedObject>(_ object: T) -> ObjectMonitor<T> {
return ObjectMonitor(
@@ -58,7 +57,6 @@ public extension UnsafeDataTransaction {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public func monitorList<T: NSManagedObject>(_ from: From<T>, _ fetchClauses: FetchClause...) -> ListMonitor<T> {
return self.monitorList(from, fetchClauses)
@@ -71,7 +69,6 @@ public extension UnsafeDataTransaction {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public func monitorList<T: NSManagedObject>(_ from: From<T>, _ fetchClauses: [FetchClause]) -> ListMonitor<T> {
CoreStore.assert(
@@ -136,7 +133,6 @@ public extension UnsafeDataTransaction {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public func monitorSectionedList<T: NSManagedObject>(_ from: From<T>, _ sectionBy: SectionBy, _ fetchClauses: FetchClause...) -> ListMonitor<T> {
return self.monitorSectionedList(from, sectionBy, fetchClauses)
@@ -150,7 +146,6 @@ public extension UnsafeDataTransaction {
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `Where`, `OrderBy`, and `Tweak` clauses.
- returns: a `ListMonitor` instance that monitors changes to the list
*/
@warn_unused_result
public func monitorSectionedList<T: NSManagedObject>(_ from: From<T>, _ sectionBy: SectionBy, _ fetchClauses: [FetchClause]) -> ListMonitor<T> {
CoreStore.assert(