danthorpe · danthorpe · Jan 1, 2016 · Jan 1, 2016 · Jan 1, 2016 · Jan 1, 2016
diff --git a/.gitignore b/.gitignore
@@ -32,6 +32,6 @@ DerivedData
 
 Carthage/Build
 .fastlane/report.xml
-.fastlane/xcodebuild-data
+.ci/xcodebuild-data
 *.coverage.txt
 docs
diff --git a/Gemfile.lock b/Gemfile.lock
@@ -13,58 +13,64 @@ GEM
       extlib (>= 0.9.15)
       multi_json (>= 1.0.0)
     babosa (1.0.2)
-    cert (1.2.3)
-      fastlane_core (>= 0.19.0, < 1.0.0)
-      spaceship (>= 0.6.0)
+    cert (1.2.7)
+      fastlane_core (>= 0.26.4, < 1.0.0)
+      spaceship (>= 0.15.1, < 1.0.0)
     claide (0.9.1)
     coderay (1.1.0)
     colored (1.2)
     commander (4.3.5)
       highline (~> 1.7.2)
-    credentials_manager (0.11.0)
+    credentials_manager (0.13.0)
       colored
       highline (>= 1.7.1)
       security
-    deliver (1.5.1)
-      credentials_manager (>= 0.9.0)
-      fastimage (~> 1.6.3)
-      fastlane_core (>= 0.19.0, < 1.0.0)
+    deliver (1.6.6)
+      credentials_manager (>= 0.12.0, < 1.0.0)
+      fastimage (~> 1.6)
+      fastlane_core (>= 0.31.0, < 1.0.0)
       plist (~> 3.1.0)
-      spaceship (>= 0.14.0, <= 1.0.0)
+      spaceship (>= 0.19.0, <= 1.0.0)
+    domain_name (0.5.25)
+      unf (>= 0.0.5, < 1.0.0)
     dotenv (2.0.2)
     excon (0.45.4)
     extlib (0.9.16)
     faraday (0.9.2)
       multipart-post (>= 1.2, < 3)
+    faraday-cookie_jar (0.0.6)
+      faraday (>= 0.7.4)
+      http-cookie (~> 1.0.0)
     faraday_middleware (0.10.0)
       faraday (>= 0.7.4, < 0.10)
     fastimage (1.6.8)
       addressable (~> 2.3, >= 2.3.5)
-    fastlane (1.41.1)
+    fastlane (1.49.0)
       addressable (~> 2.3.8)
-      cert (>= 1.2.3, < 2.0.0)
-      credentials_manager (>= 0.10.0, < 1.0.0)
-      deliver (>= 1.5.1, < 2.0.0)
-      fastlane_core (>= 0.26.3, < 1.0.0)
-      frameit (>= 2.3.0, < 3.0.0)
-      gym (>= 1.1.5, < 2.0.0)
-      krausefx-shenzhen (>= 0.14.6)
-      pem (>= 1.0.1, < 2.0.0)
-      pilot (>= 1.0.1, < 2.0.0)
+      cert (>= 1.2.7, < 2.0.0)
+      credentials_manager (>= 0.13.0, < 1.0.0)
+      deliver (>= 1.6.5, < 2.0.0)
+      fastlane_core (>= 0.31.0, < 1.0.0)
+      frameit (>= 2.4.1, < 3.0.0)
+      gym (>= 1.1.6, < 2.0.0)
+      krausefx-shenzhen (>= 0.14.7)
+      match (>= 0.2.2, < 1.0.0)
+      pem (>= 1.1.1, < 2.0.0)
+      pilot (>= 1.2.1, < 2.0.0)
       plist (~> 3.1.0)
-      produce (>= 1.0.0, < 2.0.0)
-      scan (>= 0.3.0, < 1.0.0)
-      sigh (>= 1.1.3, < 2.0.0)
+      produce (>= 1.1.0, < 2.0.0)
+      scan (>= 0.3.3, < 1.0.0)
+      sigh (>= 1.2.1, < 2.0.0)
       slack-notifier (~> 1.3)
-      snapshot (>= 1.1.1, < 2.0.0)
-      spaceship (>= 0.14.2, < 1.0.0)
-      supply (>= 0.2.1, < 1.0.0)
+      snapshot (>= 1.4.2, < 2.0.0)
+      spaceship (>= 0.18.1, < 1.0.0)
+      supply (>= 0.2.2, < 1.0.0)
       terminal-notifier (~> 1.6.2)
       terminal-table (~> 1.4.5)
       xcode-install (~> 1.0.1)
       xcodeproj (>= 0.20, < 1.0.0)
       xcpretty (>= 0.2.1)
-    fastlane_core (0.26.6)
+    fastlane_core (0.32.0)
       babosa
       colored
       commander (>= 4.3.5)
@@ -77,7 +83,7 @@ GEM
       rubyzip (~> 1.1.6)
       sentry-raven (~> 0.15)
       terminal-table (~> 1.4.5)
-    frameit (2.4.0)
+    frameit (2.4.1)
       deliver (> 0.3)
       fastimage (~> 1.6.3)
       fastlane_core (>= 0.16.0, < 1.0.0)
@@ -93,24 +99,26 @@ GEM
       multi_json (~> 1.10)
       retriable (~> 1.4)
       signet (~> 0.6)
-    googleauth (0.4.2)
+    googleauth (0.5.0)
       faraday (~> 0.9)
       jwt (~> 1.4)
       logging (~> 2.0)
       memoist (~> 0.12)
       multi_json (~> 1.11)
-      signet (~> 0.6)
-    gym (1.1.6)
+      signet (~> 0.7)
+    gym (1.2.0)
       fastlane_core (>= 0.25.0, < 1.0.0)
       plist
       rubyzip (>= 1.1.7)
       terminal-table
       xcpretty (>= 0.2.1)
     highline (1.7.8)
+    http-cookie (1.0.2)
+      domain_name (~> 0.5)
     i18n (0.7.0)
     json (1.8.3)
     jwt (1.5.2)
-    krausefx-shenzhen (0.14.6)
+    krausefx-shenzhen (0.14.7)
       commander (~> 4.3)
       dotenv (>= 0.7)
       faraday (~> 0.9)
@@ -128,7 +136,14 @@ GEM
     logging (2.0.0)
       little-plugger (~> 1.1)
       multi_json (~> 1.10)
-    memoist (0.13.0)
+    match (0.2.3)
+      cert (>= 1.2.7, < 2.0.0)
+      credentials_manager (>= 0.13.0, < 1.0.0)
+      fastlane_core (>= 0.31.0, < 1.0.0)
+      security
+      sigh (>= 1.2.1, < 2.0.0)
+      spaceship (>= 0.18.1, < 1.0.0)
+    memoist (0.14.0)
     method_source (0.8.2)
     mini_magick (4.0.4)
     minitest (5.8.3)
@@ -137,27 +152,27 @@ GEM
     multipart-post (2.0.0)
     net-sftp (2.1.2)
       net-ssh (>= 2.6.5)
-    net-ssh (3.0.1)
-    pem (1.0.1)
-      fastlane_core (>= 0.21.0, < 1.0.0)
-      spaceship (>= 0.12.0, < 1.0.0)
-    pilot (1.0.1)
+    net-ssh (3.0.2)
+    pem (1.1.1)
+      fastlane_core (>= 0.30.0, < 1.0.0)
+      spaceship (>= 0.18.1, < 1.0.0)
+    pilot (1.2.1)
       credentials_manager (>= 0.3.0)
-      fastlane_core (>= 0.16.1, < 1.0.0)
-      spaceship (>= 0.14.0, < 1.0.0)
+      fastlane_core (>= 0.31.0, < 1.0.0)
+      spaceship (>= 0.16.0, < 1.0.0)
       terminal-table (~> 1.4.5)
     plist (3.1.0)
-    produce (1.0.0)
-      fastlane_core (>= 0.22.3, < 1.0.0)
-      spaceship (>= 0.12.0)
+    produce (1.1.1)
+      fastlane_core (>= 0.30.0, < 1.0.0)
+      spaceship (>= 0.16.0)
     pry (0.10.3)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
     retriable (1.4.1)
     rouge (1.10.1)
     rubyzip (1.1.7)
-    scan (0.3.2)
+    scan (0.3.3)
       fastlane_core (>= 0.26.6, < 1.0.0)
       slack-notifier (~> 1.3)
       terminal-table
@@ -166,27 +181,27 @@ GEM
     security (0.1.3)
     sentry-raven (0.15.2)
       faraday (>= 0.7.6)
-    sigh (1.1.3)
-      fastlane_core (>= 0.19.0, < 1.0.0)
+    sigh (1.2.1)
+      fastlane_core (>= 0.26.4, < 1.0.0)
       plist (~> 3.1)
       spaceship (>= 0.12.3)
-    signet (0.6.1)
+    signet (0.7.2)
       addressable (~> 2.3)
-      extlib (~> 0.9)
       faraday (~> 0.9)
       jwt (~> 1.5)
       multi_json (~> 1.10)
-    slack-notifier (1.4.0)
+    slack-notifier (1.5.1)
     slop (3.6.0)
-    snapshot (1.2.1)
+    snapshot (1.4.2)
       fastimage (~> 1.6.3)
       fastlane_core (>= 0.21.0, < 1.0.0)
       plist (~> 3.1.0)
       xcpretty (>= 0.2.1)
-    spaceship (0.14.2)
+    spaceship (0.19.0)
       colored
       credentials_manager (>= 0.9.0)
       faraday (~> 0.9)
+      faraday-cookie_jar (~> 0.0.6)
       faraday_middleware (~> 0.9)
       fastimage (~> 1.6)
       multi_xml (~> 0.5)
@@ -201,14 +216,17 @@ GEM
     thread_safe (0.3.5)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
+    unf (0.1.4)
+      unf_ext
+    unf_ext (0.0.7.1)
     xcode-install (1.0.1)
       claide (~> 0.9.1)
       spaceship (>= 0.13.0, < 1.0.0)
     xcodeproj (0.28.2)
       activesupport (>= 3)
       claide (~> 0.9.1)
       colored (~> 1.2)
-    xcpretty (0.2.1)
+    xcpretty (0.2.2)
       rouge (~> 1.8)
     xcpretty-travis-formatter (0.0.4)
       xcpretty (~> 0.2, >= 0.0.7)
@@ -222,4 +240,4 @@ DEPENDENCIES
   xcpretty
 
 BUNDLED WITH
-   1.10.6
+   1.11.2
diff --git a/Tests/ValueCodingTests.swift b/Tests/ValueCodingTests.swift
@@ -14,8 +14,8 @@ import XCTest
 class ValueCodingTests: XCTestCase {
 
     var item: Foo!
-
     var items: [Foo]!
+    var nested: [[Foo]]!
 
     override func setUp() {
         super.setUp()
@@ -38,6 +38,9 @@ class ValueCodingTests: XCTestCase {
             Foo(bar: "हैलो वर्ल्ड"),
             Foo(bar: "こんにちは世界"),
         ]
+        nested = [
+            items
+        ]
     }
 
     func test__single_archiving() {
@@ -51,6 +54,12 @@ class ValueCodingTests: XCTestCase {
         XCTAssertEqual(unarchived, items)
     }
 
+    func test__nested_archiving() {
+        let unarchived = Foo.decode(nested.encoded)
+        XCTAssertEqual(unarchived.count, 1)
+        XCTAssertEqual(unarchived[0], nested[0])
+    }
+
     func test__with_single_nil() {
         let empty: AnyObject? = .None
         XCTAssertNil(Foo.decode(empty))
@@ -61,6 +70,11 @@ class ValueCodingTests: XCTestCase {
         XCTAssertTrue(Foo.decode(empty).isEmpty)
     }
 
+    func test__with_nested_nil() {
+        let empty: [[AnyObject]]? = .None
+        XCTAssertTrue(Foo.decode(empty).isEmpty)
+    }
+
     func test__get_values_from_sequence_of_archivers() {
         XCTAssertEqual(items.encoded.values, items)
     }

diff --git a/ValueCoding/ValueCoding.swift b/ValueCoding/ValueCoding.swift
@@ -66,6 +66,10 @@ extension CodingType where ValueType: ValueCoding, ValueType.Coder == Self {
     internal static func decode<S: SequenceType where S.Generator.Element: AnyObject>(objects: S?) -> [ValueType] {
         return objects?.flatMap(decode) ?? []
     }
+
+    internal static func decode<S: SequenceType where S.Generator.Element: SequenceType, S.Generator.Element.Generator.Element: AnyObject>(objects: S?) -> [[ValueType]] {
+        return objects?.flatMap(decode) ?? []
+    }
 }
 
 extension SequenceType where
@@ -110,6 +114,16 @@ extension ValueCoding where Coder: NSCoding, Coder.ValueType == Self {
         return Coder.decode(objects)
     }
 
+    /**
+     Decodes the values from a sequence of sequence of coders, if possible
+
+     - parameter objects: a `SequenceType` of `SequenceType` of `AnyObject`.
+     - returns: the array of arrays of values which were able to be unarchived.
+     */
+    public static func decode<S: SequenceType where S.Generator.Element: SequenceType, S.Generator.Element.Generator.Element: AnyObject>(objects: S?) -> [[Self]] {
+        return Coder.decode(objects)
+    }
+
     /**
     Encodes the value type into its Coder.
 
@@ -131,7 +145,7 @@ extension SequenceType where
     Generator.Element.Coder.ValueType == Generator.Element {
 
     /**
-    Encodes the sequence of value types into a sequence of coders.
+    Encodes the sequence of value types into an array of coders.
 
     Typically this would be used inside of
     `encodeWithCoder:` when a sequence of values is
@@ -146,6 +160,20 @@ extension SequenceType where
     }
 }
 
+extension SequenceType where
+    Generator.Element: SequenceType,
+    Generator.Element.Generator.Element: ValueCoding,
+    Generator.Element.Generator.Element.Coder: NSCoding,
+    Generator.Element.Generator.Element.Coder.ValueType == Generator.Element.Generator.Element {
+
+    /**
+     Encodes a sequence of sequences of value types into 
+     an array of arrays of coders.
+     */
+    public var encoded: [[Generator.Element.Generator.Element.Coder]] {
+        return map { $0.encoded }
+    }
+}