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Code Issues 95 Packages Projects Releases 10 Wiki Activity

prototype new Fields as propertyWrappers (Swift 5.2 above only)

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John Estropia
2020-01-15 18:29:58 +09:00
parent 5e37ee4566
commit 43f61359da
33 changed files with 1796 additions and 337 deletions
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55
Sources/Where.swift
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@@ -174,21 +174,41 @@ public struct Where<O: DynamicObject>: WhereClauseType, FetchClause, QueryClause
self.init(NSPredicate(format: "\(keyPath) == nil"))
}
/**
Initializes a `Where` clause that compares equality
- parameter keyPath: the keyPath to compare with
- parameter value: the arguments for the `==` operator
*/
public init<U: QueryableAttributeType>(_ keyPath: KeyPathString, isEqualTo value: U?) {
public init<V: FieldStorableType>(_ keyPath: KeyPathString, isEqualTo value: V) {
switch value {
case nil,
is NSNull:
self.init(NSPredicate(format: "\(keyPath) == nil"))
case let value:
self.init(NSPredicate(format: "\(keyPath) == %@", argumentArray: [value.cs_toFieldStoredNativeType() as Any]))
}
}
/**
Initializes a `Where` clause that compares equality
- parameter keyPath: the keyPath to compare with
- parameter value: the arguments for the `==` operator
*/
@_disfavoredOverload
public init<U: QueryableAttributeType>(_ keyPath: KeyPathString, isEqualTo value: U?) {
switch value {
case nil,
is NSNull:
self.init(NSPredicate(format: "\(keyPath) == nil"))
case let value?:
self.init(NSPredicate(format: "\(keyPath) == %@", argumentArray: [value.cs_toQueryableNativeType()]))
}
@@ -222,6 +242,17 @@ public struct Where<O: DynamicObject>: WhereClauseType, FetchClause, QueryClause
self.init(NSPredicate(format: "\(keyPath) == %@", argumentArray: [objectID]))
}
/**
Initializes a `Where` clause that compares membership
- parameter keyPath: the keyPath to compare with
- parameter list: the sequence to check membership of
*/
public init<S: Sequence>(_ keyPath: KeyPathString, isMemberOf list: S) where S.Iterator.Element: FieldStorableType {
self.init(NSPredicate(format: "\(keyPath) IN %@", list.map({ $0.cs_toFieldStoredNativeType() }) as NSArray))
}
/**
Initializes a `Where` clause that compares membership
@@ -229,6 +260,7 @@ public struct Where<O: DynamicObject>: WhereClauseType, FetchClause, QueryClause
- parameter keyPath: the keyPath to compare with
- parameter list: the sequence to check membership of
*/
@_disfavoredOverload
public init<S: Sequence>(_ keyPath: KeyPathString, isMemberOf list: S) where S.Iterator.Element: QueryableAttributeType {
self.init(NSPredicate(format: "\(keyPath) IN %@", list.map({ $0.cs_toQueryableNativeType() }) as NSArray))
@@ -408,6 +440,17 @@ extension Where where O: NSManagedObject {
// MARK: - Where where O: CoreStoreObject
extension Where where O: CoreStoreObject {
/**
Initializes a `Where` clause that compares equality
- parameter keyPath: the keyPath to compare with
- parameter value: the arguments for the `==` operator
*/
public init<V>(_ keyPath: KeyPath<O, FieldContainer<O>.Stored<V>>, isEqualTo value: V) {
self.init(O.meta[keyPath: keyPath].keyPath, isEqualTo: value)
}
/**
Initializes a `Where` clause that compares equality to `nil`