Merge pull request #3 from klaaspieter/filter2

Filter fixes

Author: ole

Sources/SortedArray.swift

@@ -99,7 +99,8 @@ extension SortedArray: RandomAccessCollection {
     }
 
     public func filter(_ isIncluded: (Element) throws -> Bool) rethrows -> SortedArray<Element> {
-        return SortedArray(sorted: try filter(isIncluded), areInIncreasingOrder: areInIncreasingOrder)
+        let newElements: [Element] = try filter(isIncluded)
+        return SortedArray(sorted: newElements, areInIncreasingOrder: areInIncreasingOrder)
     }
 }
 

Tests/SortedArrayTests/SortedArrayTests.swift

@@ -183,7 +183,8 @@ extension SortedArrayTests {
             ("testMin", testMin),
             ("testMax", testMax),
             ("testCustomStringConvertible", testCustomStringConvertible),
-            ("testCustomDebugStringConvertible", testCustomDebugStringConvertible)
+            ("testCustomDebugStringConvertible", testCustomDebugStringConvertible),
+            ("testFilter", testFilter),
         ]
     }
 }