starred/CoreStore
1
0
Fork 0
mirror of https://github.com/JohnEstropia/CoreStore.git synced 2026-04-29 12:17:11 +02:00
Code Issues 95 Packages Projects Releases 10 Wiki Activity

extra extra type safety for attributes (fetching and importing)

Browse Source
This commit is contained in:
John Estropia
2017-02-17 14:13:16 +09:00
parent d2fd03c1f0
commit 9d5e04854a
10 changed files with 744 additions and 637 deletions
Download Patch File Download Diff File Expand all files Collapse all files

53
Sources/Fetching and Querying/Concrete Clauses/Where.swift
View File

@@ -101,46 +101,17 @@ public struct Where: FetchClause, QueryClause, DeleteClause, Hashable {
- parameter keyPath: the keyPath to compare with
- parameter value: the arguments for the `==` operator
*/
public init(_ keyPath: KeyPath, isEqualTo value: CoreDataNativeType?) {
public init<T: CoreStoreQueryingAttributeType>(_ keyPath: KeyPath, isEqualTo value: T?) {
self.init(value == nil
? NSPredicate(format: "\(keyPath) == nil")
: NSPredicate(format: "\(keyPath) == %@", argumentArray: [value!]))
}
/**
Initializes a `Where` clause that compares equality
- parameter keyPath: the keyPath to compare with
- parameter value: the arguments for the `==` operator
*/
public init<T: CoreStoreSupportedAttributeType>(_ keyPath: KeyPath, isEqualTo value: T?) {
self.init(value == nil
? NSPredicate(format: "\(keyPath) == nil")
: NSPredicate(format: "\(keyPath) == %@", argumentArray: [value!.cs_toNativeType()]))
}
/**
Initializes a `Where` clause that compares membership
- parameter keyPath: the keyPath to compare with
- parameter list: the array to check membership of
*/
public init(_ keyPath: KeyPath, isMemberOf list: [CoreDataNativeType]) {
self.init(NSPredicate(format: "\(keyPath) IN %@", list))
}
/**
Initializes a `Where` clause that compares membership
- parameter keyPath: the keyPath to compare with
- parameter list: the array to check membership of
*/
public init<T: CoreStoreSupportedAttributeType>(_ keyPath: KeyPath, isMemberOf list: [T]) {
self.init(NSPredicate(format: "\(keyPath) IN %@", list))
switch value {
case nil,
is NSNull:
self.init(NSPredicate(format: "\(keyPath) == nil"))
case let value?:
self.init(NSPredicate(format: "\(keyPath) == %@", argumentArray: [value.cs_toQueryingNativeType()]))
}
}
/**
@@ -149,9 +120,9 @@ public struct Where: FetchClause, QueryClause, DeleteClause, Hashable {
- parameter keyPath: the keyPath to compare with
- parameter list: the sequence to check membership of
*/
public init<S: Sequence>(_ keyPath: KeyPath, isMemberOf list: S) where S.Iterator.Element: CoreStoreSupportedAttributeType {
public init<S: Sequence>(_ keyPath: KeyPath, isMemberOf list: S) where S.Iterator.Element: CoreStoreQueryingAttributeType {
self.init(NSPredicate(format: "\(keyPath) IN %@", Array(list) as NSArray))
self.init(NSPredicate(format: "\(keyPath) IN %@", list.map({ $0.cs_toQueryingNativeType() }) as NSArray))
}
/**