Update the Swift build setting and test for Swift 4.2

Author: pitiphong-p

.swift-version

@@ -1 +1 @@
-4.0
+4.2

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:4.0
+// swift-tools-version:4.2
 
 import PackageDescription
 

Tests/URLQueryItemEncoderTests/URLQueryItemEncoderTests.swift

@@ -81,13 +81,13 @@ extension AnyJSONType: Encodable {
     case let value as [Encodable]:
       var container = encoder.unkeyedContainer()
       try container.encode(contentsOf: value.map(AnyJSONType.init))
-    case let value as Dictionary<String, Encodable>:
+    case let value as Dictionary<String, Any?>:
       var container = encoder.container(keyedBy: AnyJSONAttributeEncodingKey.self)
       let sortedValuesByKey = value.sorted(by: { (first, second) -> Bool in
         return first.key < second.key
       })
       for (key, value) in sortedValuesByKey {
-        let value = AnyJSONType(value)
+        let value = value.map(AnyJSONType.init)
         try container.encode(value, forKey: AnyJSONAttributeEncodingKey(stringValue: key))
       }
     default: fatalError()

URLQueryItemEncoder.podspec

@@ -2,7 +2,7 @@
 Pod::Spec.new do |s|
 
   s.name         = "URLQueryItemEncoder"
-  s.version      = "0.2.1"
+  s.version      = "0.2.2"
   s.summary      = "A Swift Encoder for encoding any Encodable value into an array of URLQueryItem."
 
   s.description  = "A Swift Encoder for encoding any Encodable value into an array of URLQueryItem. As part of the SE-0166, Swift has a foundation for any type to define how its value should be archived. This encoder allows you to encode those value into an array of URLQueryItem which represent that value in one command."
@@ -23,6 +23,6 @@ Pod::Spec.new do |s|
 
   s.source_files  = "URLQueryItemEncoder"
 
-  s.xcconfig = { 'SWIFT_VERSION' => '4.0' }
+  s.xcconfig = { 'SWIFT_VERSION' => '4.2' }
 
 end

URLQueryItemEncoder.xcodeproj/project.pbxproj

@@ -279,6 +279,8 @@
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos macosx";
+				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 4.2;
 			};
 			name = Debug;
 		};
@@ -330,6 +332,8 @@
 				MACOSX_DEPLOYMENT_TARGET = 10.10;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos macosx";
+				SWIFT_COMPILATION_MODE = wholemodule;
+				SWIFT_VERSION = 4.2;
 				VALIDATE_PRODUCT = YES;
 			};
 			name = Release;
@@ -350,8 +354,6 @@
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
 				SKIP_INSTALL = YES;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
-				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -373,8 +375,6 @@
 				PRODUCT_BUNDLE_IDENTIFIER = me.pitiphong.URLQueryItemEncoder;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
 				SKIP_INSTALL = YES;
-				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
-				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -391,8 +391,6 @@
 				PRODUCT_BUNDLE_IDENTIFIER = me.pitiphong.URLQueryItemEncoderTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
-				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -406,8 +404,6 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks @loader_path/../Frameworks @executable_path/../Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = me.pitiphong.URLQueryItemEncoderTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
-				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;

URLQueryItemEncoder/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>0.2.1</string>
+	<string>0.2.2</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>NSPrincipalClass</key>

URLQueryItemEncoder/URLQueryItemEncoder.swift

@@ -14,9 +14,8 @@ protocol URLQueryItemEncoderDateFormatter {
 }
 
 extension DateFormatter: URLQueryItemEncoderDateFormatter {}
-@available(iOSApplicationExtension 10.0, macOS 10.12, *)
-extension ISO8601DateFormatter: URLQueryItemEncoderDateFormatter {
-}
+@available(iOS 10.0, iOSApplicationExtension 10.0, macOS 10.12, *)
+extension ISO8601DateFormatter: URLQueryItemEncoderDateFormatter {}
 
 let iso8601Formatter: URLQueryItemEncoderDateFormatter = {
   #if os(Linux)