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Merge branch 'develop' into swift3_develop

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# Conflicts:
#	Cartfile.resolved
#	Carthage/Checkouts/GCDKit
#	CoreStoreTests/ErrorTests.swift
#	Sources/Fetching and Querying/Concrete Clauses/Select.swift
#	Sources/ObjectiveC/CSError.swift
This commit is contained in:
John Rommel Estropia
2016-07-22 00:47:03 +09:00
parent 2f39f9188b 1950224863
commit db5b8ca702
9 changed files with 57 additions and 24 deletions
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38
Sources/Fetching and Querying/Concrete Clauses/Select.swift
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@@ -745,9 +745,28 @@ internal extension Collection where Iterator.Element == SelectTerm {
fetchRequest.includesPendingChanges = false
fetchRequest.resultType = .dictionaryResultType
let entityDescription = fetchRequest.entity!
let propertiesByName = entityDescription.propertiesByName
let attributesByName = entityDescription.attributesByName
func attributeDescriptionForKeyPath(keyPath: String, inEntity entity: NSEntityDescription) -> NSAttributeDescription? {
let components = keyPath.componentsSeparatedByString(".")
switch components.count {
case 0:
return nil
case 1:
return entity.attributesByName[components[0]]
default:
guard let relationship = entity.relationshipsByName[components[0]] else {
return nil
}
return attributeDescriptionForKeyPath(
components.dropFirst().joinWithSeparator("."),
inEntity: relationship.entity
)
}
}
var propertiesToFetch = [AnyObject]()
for term in self {
@@ -755,20 +774,22 @@ internal extension Collection where Iterator.Element == SelectTerm {
switch term {
case ._attribute(let keyPath):
if let propertyDescription = propertiesByName[keyPath] {
let entityDescription = fetchRequest.entity!
if let attributeDescription = attributeDescriptionForKeyPath(keyPath, inEntity: entityDescription) {
propertiesToFetch.append(propertyDescription)
propertiesToFetch.append(attributeDescription)
}
else {
CoreStore.log(
.warning,
message: "The property \"\(keyPath)\" does not exist in entity \(cs_typeName(entityDescription.managedObjectClassName)) and will be ignored by \(cs_typeName(owner)) query clause."
message: "The key path \"\(keyPath)\" could not be resolved in entity \(cs_typeName(entityDescription.managedObjectClassName)) as an attribute and will be ignored by \(cs_typeName(owner)) query clause."
)
}
case ._aggregate(let function, let keyPath, let alias, let nativeType):
if let attributeDescription = attributesByName[keyPath] {
let entityDescription = fetchRequest.entity!
if let attributeDescription = attributeDescriptionForKeyPath(keyPath, inEntity: entityDescription) {
let expressionDescription = NSExpressionDescription()
expressionDescription.name = alias
@@ -784,14 +805,13 @@ internal extension Collection where Iterator.Element == SelectTerm {
forFunction: function,
arguments: [NSExpression(forKeyPath: keyPath)]
)
propertiesToFetch.append(expressionDescription)
}
else {
CoreStore.log(
.warning,
message: "The attribute \"\(keyPath)\" does not exist in entity \(cs_typeName(entityDescription.managedObjectClassName)) and will be ignored by \(cs_typeName(owner)) query clause."
message: "The key path \"\(keyPath)\" could not be resolved in entity \(cs_typeName(entityDescription.managedObjectClassName)) as an attribute and will be ignored by \(cs_typeName(owner)) query clause."
)
}