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Code Issues 95 Packages Projects Releases 10 Wiki Activity

fetches, queries, and deletes are now throwable methods

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This commit is contained in:
John Estropia
2019-01-15 20:40:15 +09:00
parent 5777831565
commit 682472c1bd
30 changed files with 1239 additions and 1352 deletions
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20
Sources/CSBaseDataTransaction+Querying.swift
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@@ -93,7 +93,8 @@ public extension CSBaseDataTransaction {
self.swiftTransaction.isRunningInAllowedQueue(),
"Attempted to fetch from a \(cs_typeName(self)) outside its designated queue."
)
return self.swiftTransaction.context.fetchOne(from, fetchClauses)
return (try? self.swiftTransaction.context.fetchOne(from, fetchClauses))?
.flatMap({ $0 })
}
/**
@@ -110,7 +111,8 @@ public extension CSBaseDataTransaction {
self.swiftTransaction.isRunningInAllowedQueue(),
"Attempted to fetch from a \(cs_typeName(self)) outside its designated queue."
)
return self.swiftTransaction.context.fetchAll(from, fetchClauses)
return (try? self.swiftTransaction.context.fetchAll(from, fetchClauses))
.flatMap({ $0 })
}
/**
@@ -127,9 +129,8 @@ public extension CSBaseDataTransaction {
self.swiftTransaction.isRunningInAllowedQueue(),
"Attempted to fetch from a \(cs_typeName(self)) outside its designated queue."
)
return self.swiftTransaction.context
.fetchCount(from, fetchClauses)
.flatMap { NSNumber(value: $0) }
return (try? self.swiftTransaction.context.fetchCount(from, fetchClauses))
.flatMap({ NSNumber(value: $0) })
}
/**
@@ -146,7 +147,8 @@ public extension CSBaseDataTransaction {
self.swiftTransaction.isRunningInAllowedQueue(),
"Attempted to fetch from a \(cs_typeName(self)) outside its designated queue."
)
return self.swiftTransaction.context.fetchObjectID(from, fetchClauses)
return (try? self.swiftTransaction.context.fetchObjectID(from, fetchClauses))
.flatMap({ $0 })
}
/**
@@ -166,7 +168,8 @@ public extension CSBaseDataTransaction {
self.swiftTransaction.isRunningInAllowedQueue(),
"Attempted to query from a \(cs_typeName(self)) outside its designated queue."
)
return self.swiftTransaction.context.queryValue(from, selectClause, queryClauses)
return (try? self.swiftTransaction.context.queryValue(from, selectClause, queryClauses))
.flatMap({ $0 })
}
/**
@@ -186,6 +189,7 @@ public extension CSBaseDataTransaction {
self.swiftTransaction.isRunningInAllowedQueue(),
"Attempted to query from a \(cs_typeName(self)) outside its designated queue."
)
return self.swiftTransaction.context.queryAttributes(from, selectClause, queryClauses)
return (try? self.swiftTransaction.context.queryAttributes(from, selectClause, queryClauses))
.flatMap({ $0 })
}
}