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added ~= operation to create Where clauses for value arrays

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John Rommel Estropia
2017-06-03 08:51:52 +09:00
parent 98094000bb
commit ddd1ffb29f
1 changed files with 24 additions and 0 deletions
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24
Sources/CoreStoreObject+Querying.swift
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@@ -233,6 +233,18 @@ public extension ValueContainer.Required {
return Where("%K >= %@", attribute.keyPath, value)
}
/**
Creates a `Where` clause from a `CoreStoreObject.Value` property.
```
let dog = CoreStore.fetchOne(From<Dog>(), Dog.where { ["Pluto", "Snoopy", "Scooby"] ~= $0.nickname })
```
*/
@inline(__always)
public static func ~= <S: Sequence>(_ sequence: S, _ attribute: ValueContainer<O>.Required<V>) -> Where where S.Iterator.Element == V {
return Where(attribute.keyPath, isMemberOf: sequence)
}
}
@@ -263,6 +275,18 @@ public extension ValueContainer.Optional {
return !Where(attribute.keyPath, isEqualTo: value)
}
/**
Creates a `Where` clause from a `CoreStoreObject.Value` property.
```
let dog = CoreStore.fetchOne(From<Dog>(), Dog.where { ["Pluto", "Snoopy", "Scooby"] ~= $0.nickname })
```
*/
@inline(__always)
public static func ~= <S: Sequence>(_ sequence: S, _ attribute: ValueContainer<O>.Optional<V>) -> Where where S.Iterator.Element == V {
return Where(attribute.keyPath, isMemberOf: sequence)
}
}