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goodbye ObjectiveC

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John Estropia
2021-09-22 20:04:58 +09:00
parent bf10f4668c
commit 9a026afe40
110 changed files with 1060 additions and 9816 deletions
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138
Sources/CSDataStack+Observing.swift
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@@ -29,143 +29,35 @@ import CoreData
// MARK: - CSDataStack
@available(*, deprecated, message: "CoreStore Objective-C API will be removed soon.")
@available(*, unavailable, message: "CoreStore Objective-C is now obsoleted in preparation for Swift concurrency.")
extension CSDataStack {
/**
Creates a `CSObjectMonitor` for the specified `NSManagedObject`. Multiple `ObjectObserver`s may then register themselves to be notified when changes are made to the `NSManagedObject`.
- parameter object: the `NSManagedObject` to observe changes from
- returns: an `ObjectMonitor` that monitors changes to `object`
*/
@objc
public func monitorObject(_ object: NSManagedObject) -> CSObjectMonitor {
return self.bridgeToSwift.monitorObject(object).bridgeToObjectiveC
fatalError()
}
/**
Creates a `CSListMonitor` for a list of `NSManagedObject`s that satisfy the specified fetch clauses. Multiple `CSListObserver`s may then register themselves to be notified when changes are made to the list.
- parameter from: a `CSFrom` clause indicating the entity type
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `CSWhere`, `CSOrderBy`, and `CSTweak` clauses.
- returns: a `CSListMonitor` instance that monitors changes to the list
*/
@objc
public func monitorListFrom(_ from: CSFrom, fetchClauses: [CSFetchClause]) -> CSListMonitor {
Internals.assert(
Thread.isMainThread,
"Attempted to observe objects from \(Internals.typeName(self)) outside the main thread."
)
Internals.assert(
fetchClauses.contains { $0 is CSOrderBy },
"A CSListMonitor requires a CSOrderBy clause."
)
return ListMonitor(
dataStack: self.bridgeToSwift,
from: from.bridgeToSwift,
sectionBy: nil,
applyFetchClauses: { (fetchRequest) in
fetchClauses.forEach { $0.applyToFetchRequest(fetchRequest) }
}
).bridgeToObjectiveC
fatalError()
}
/**
Asynchronously creates a `CSListMonitor` for a list of `NSManagedObject`s that satisfy the specified fetch clauses. Multiple `CSListObserver`s may then register themselves to be notified when changes are made to the list. Since `NSFetchedResultsController` greedily locks the persistent store on initial fetch, you may prefer this method instead of the synchronous counterpart to avoid deadlocks while background updates/saves are being executed.
- parameter createAsynchronously: the closure that receives the created `CSListMonitor` instance
- parameter from: a `CSFrom` clause indicating the entity type
- parameter fetchClauses: a series of `CSFetchClause` instances for fetching the object list. Accepts `CSWhere`, `CSOrderBy`, and `CSTweak` clauses.
*/
@objc
public func monitorListByCreatingAsynchronously(_ createAsynchronously: @escaping (CSListMonitor) -> Void, from: CSFrom, fetchClauses: [CSFetchClause]) {
Internals.assert(
Thread.isMainThread,
"Attempted to observe objects from \(Internals.typeName(self)) outside the main thread."
)
Internals.assert(
fetchClauses.contains { $0 is CSOrderBy },
"A CSListMonitor requires an CSOrderBy clause."
)
_ = ListMonitor(
dataStack: self.bridgeToSwift,
from: from.bridgeToSwift,
sectionBy: nil,
applyFetchClauses: { (fetchRequest) in
fetchClauses.forEach { $0.applyToFetchRequest(fetchRequest) }
},
createAsynchronously: {
createAsynchronously($0.bridgeToObjectiveC)
}
)
fatalError()
}
/**
Creates a `CSListMonitor` for a sectioned list of `NSManagedObject`s that satisfy the specified fetch clauses. Multiple `ListObserver`s may then register themselves to be notified when changes are made to the list.
- parameter from: a `CSFrom` clause indicating the entity type
- parameter sectionBy: a `CSSectionBy` clause indicating the keyPath for the attribute to use when sorting the list into sections.
- parameter fetchClauses: a series of `FetchClause` instances for fetching the object list. Accepts `CSWhere`, `CSOrderBy`, and `CSTweak` clauses.
- returns: a `CSListMonitor` instance that monitors changes to the list
*/
@objc
public func monitorSectionedListFrom(_ from: CSFrom, sectionBy: CSSectionBy, fetchClauses: [CSFetchClause]) -> CSListMonitor {
Internals.assert(
Thread.isMainThread,
"Attempted to observe objects from \(Internals.typeName(self)) outside the main thread."
)
Internals.assert(
fetchClauses.contains { $0 is CSOrderBy },
"A CSListMonitor requires an CSOrderBy clause."
)
return ListMonitor(
dataStack: self.bridgeToSwift,
from: from.bridgeToSwift,
sectionBy: sectionBy.bridgeToSwift,
applyFetchClauses: { (fetchRequest) in
fetchClauses.forEach { $0.applyToFetchRequest(fetchRequest) }
}
).bridgeToObjectiveC
fatalError()
}
/**
Asynchronously creates a `CSListMonitor` for a sectioned list of `NSManagedObject`s that satisfy the specified fetch clauses. Multiple `CSListObserver`s may then register themselves to be notified when changes are made to the list. Since `NSFetchedResultsController` greedily locks the persistent store on initial fetch, you may prefer this method instead of the synchronous counterpart to avoid deadlocks while background updates/saves are being executed.
- parameter createAsynchronously: the closure that receives the created `CSListMonitor` instance
- parameter from: a `CSFrom` clause indicating the entity type
- parameter sectionBy: a `CSSectionBy` clause indicating the keyPath for the attribute to use when sorting the list into sections.
- parameter fetchClauses: a series of `CSFetchClause` instances for fetching the object list. Accepts `CSWhere`, `CSOrderBy`, and `CSTweak` clauses.
*/
public func monitorSectionedListByCreatingAsynchronously(_ createAsynchronously: @escaping (CSListMonitor) -> Void, from: CSFrom, sectionBy: CSSectionBy, fetchClauses: [CSFetchClause]) {
Internals.assert(
Thread.isMainThread,
"Attempted to observe objects from \(Internals.typeName(self)) outside the main thread."
)
Internals.assert(
fetchClauses.contains { $0 is CSOrderBy },
"A CSListMonitor requires an CSOrderBy clause."
)
_ = ListMonitor(
dataStack: self.bridgeToSwift,
from: from.bridgeToSwift,
sectionBy: sectionBy.bridgeToSwift,
applyFetchClauses: { (fetchRequest) in
fetchClauses.forEach { $0.applyToFetchRequest(fetchRequest) }
},
createAsynchronously: {
createAsynchronously($0.bridgeToObjectiveC)
}
)
fatalError()
}
}