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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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19
Sources/CoreStoreSchema.swift
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@@ -286,6 +286,25 @@ public final class CoreStoreSchema: DynamicSchema {
for property in type.metaProperties(includeSuperclasses: false) {
switch property {
case let attribute as FieldAttributeProtocol:
Internals.assert(
!NSManagedObject.instancesRespond(to: Selector(attribute.keyPath)),
"Attribute Property name \"\(String(reflecting: entity.type)).\(attribute.keyPath)\" is not allowed because it collides with \"\(String(reflecting: NSManagedObject.self)).\(attribute.keyPath)\""
)
let entityDescriptionValues = attribute.entityDescriptionValues()
let description = NSAttributeDescription()
description.name = attribute.keyPath
description.attributeType = entityDescriptionValues.attributeType
description.isOptional = entityDescriptionValues.isOptional
description.defaultValue = entityDescriptionValues.defaultValue
description.isTransient = entityDescriptionValues.isTransient
description.allowsExternalBinaryDataStorage = entityDescriptionValues.allowsExternalBinaryDataStorage
description.versionHashModifier = entityDescriptionValues.versionHashModifier
description.renamingIdentifier = entityDescriptionValues.renamingIdentifier
propertyDescriptions.append(description)
keyPathsByAffectedKeyPaths[attribute.keyPath] = entityDescriptionValues.affectedByKeyPaths
customGetterSetterByKeyPaths[attribute.keyPath] = (attribute.getter, attribute.setter)
case let attribute as AttributeProtocol:
Internals.assert(