Flatten numberScalars

Author: argon

Foundation/NSJSONSerialization.swift

@@ -372,23 +372,7 @@ private struct JSONDeserializer {
     }
 
     //MARK: - Number parsing
-    static let numberScalars = [
-        UnicodeScalar(0x2E), // .
-        UnicodeScalar(0x30), // 0
-        UnicodeScalar(0x31), // 1
-        UnicodeScalar(0x32), // 2
-        UnicodeScalar(0x33), // 3
-        UnicodeScalar(0x34), // 4
-        UnicodeScalar(0x35), // 5
-        UnicodeScalar(0x36), // 6
-        UnicodeScalar(0x37), // 7
-        UnicodeScalar(0x38), // 8
-        UnicodeScalar(0x39), // 9
-        UnicodeScalar(0x65), // e
-        UnicodeScalar(0x45), // E
-        UnicodeScalar(0x2B), // +
-        UnicodeScalar(0x2D), // -
-    ]
+    static let numberScalars = ".+-0123456789eE".unicodeScalars
     static func parseNumber(input: UnicodeParser) throws -> (AnyObject, UnicodeParser)? {
         let view = input.view
         let endIndex = view.endIndex