From ddd1ffb29f23c2bcc60b9af065f3d38dc77abbc9 Mon Sep 17 00:00:00 2001
From: John Rommel Estropia <rommel.estropia@gmail.com>
Date: Sat, 3 Jun 2017 08:51:52 +0900
Subject: [PATCH] added ~= operation to create Where clauses for value arrays

---
 Sources/CoreStoreObject+Querying.swift | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/Sources/CoreStoreObject+Querying.swift b/Sources/CoreStoreObject+Querying.swift
index 3157fc2..05630de 100644
--- a/Sources/CoreStoreObject+Querying.swift
+++ b/Sources/CoreStoreObject+Querying.swift
@@ -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)
+    }
 }