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complete query utilities

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This commit is contained in:
John Rommel Estropia
2017-08-08 07:36:52 +09:00
parent fe69e7c6c4
commit 4a5bc6450b
13 changed files with 325 additions and 230 deletions
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11
Sources/NSManagedObjectContext+Querying.swift
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@@ -303,6 +303,12 @@ extension NSManagedObjectContext: FetchableSource, QueryableSource {
return self.queryValue(selectTerms, fetchRequest: fetchRequest)
}
@nonobjc
public func queryValue<B>(_ clauseChain: B) -> B.ResultType? where B : QueryChainableBuilderType, B.ResultType : QueryableAttributeType {
return self.queryValue(clauseChain.from, clauseChain.select, clauseChain.queryClauses)
}
@nonobjc
public func queryAttributes<D>(_ from: From<D>, _ selectClause: Select<NSDictionary>, _ queryClauses: QueryClause...) -> [[String: Any]]? {
@@ -327,6 +333,11 @@ extension NSManagedObjectContext: FetchableSource, QueryableSource {
return self.queryAttributes(fetchRequest)
}
public func queryAttributes<B>(_ clauseChain: B) -> [[String : Any]]? where B : QueryChainableBuilderType, B.ResultType == NSDictionary {
return self.queryAttributes(clauseChain.from, clauseChain.select, clauseChain.queryClauses)
}
// MARK: FetchableSource, QueryableSource