Update to Swift 4.2

Author: Imperiopolis

README.md

@@ -33,12 +33,12 @@ Swiftly is available through [Carthage](Swiftly/Swiftly.swift). To install
 it, simply add the following line to your Cartfile:
 
 ```ogdl
-github "Imperiopolis/Swiftly" ~> 1.0
+github "Imperiopolis/Swiftly" ~> 2.0
 ```
 
 ### Swift Version
 
-Swiftly 1.0 and later require Swift 3.0. For older versions of Swift, please use the Swiftly 0.1.0 build.
+Swiftly 2.0 and later require Swift 4.2. For older versions of Swift, please use the Swiftly 1.0 build.
 
 ## Custom Operators
 
@@ -82,7 +82,7 @@ __Note:__ Any view which has `applyLayout` called on it will automatically set `
 
 ## Documentation
 
-Read the documentation [here](http://cocoadocs.org/docsets/Grapher).
+Read the documentation [here](http://cocoadocs.org/docsets/Swiftly).
 
 ## About Swiftly
 

Swiftly.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = "Swiftly"
-  s.version          = "1.0.0"
+  s.version          = "2.0.0"
   s.summary          = "Swiftly generate Auto Layout constraints."
   s.description      = <<-DESC
 Swiftly generate Auto Layout constraints and interact with them with all of Apple's built in functions.
@@ -11,7 +11,7 @@ Swiftly generate Auto Layout constraints and interact with them with all of Appl
   s.source           = { :git => "https://github.com/imperiopolis/Swiftly.git", :tag => s.version.to_s }
   s.social_media_url = 'https://twitter.com/imperiopolis'
 
-  s.platform     = :ios, '8.0'
+  s.platform     = :ios, '10.0'
   s.requires_arc = true
 
   s.source_files = 'Swiftly/*.swift'

Swiftly.xcodeproj/project.pbxproj

@@ -257,7 +257,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.2;
 			};
 			name = Debug;
 		};
@@ -276,7 +276,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.trappdesign.Swiftly;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.2;
 			};
 			name = Release;
 		};

Swiftly/Swiftly.swift

@@ -44,7 +44,7 @@ public extension Swiftlyable {
         }
 
         let constraints = layoutArray.flatMap { l -> [NSLayoutConstraint] in
-            let attributes: [NSLayoutAttribute]
+            let attributes: [NSLayoutConstraint.Attribute]
             if let attrs = l.attributes {
                 attributes = attrs
             } else if let attr = l.attribute {
@@ -53,7 +53,7 @@ public extension Swiftlyable {
                 fatalError("You must define an attribute.")
             }
 
-            let otherAttributes: [NSLayoutAttribute]
+            let otherAttributes: [NSLayoutConstraint.Attribute]
             if let otherAttrs = l.otherAttributes {
                 otherAttributes = otherAttrs
             } else if let otherAttr = l.otherAttribute {
@@ -668,17 +668,17 @@ public struct Swiftly {
         return Swiftly(.centerYWithinMargins)
     }
 
-    let attribute: NSLayoutAttribute?
-    let attributes: [NSLayoutAttribute]?
-    var relatedBy: NSLayoutRelation?
-    var otherAttribute: NSLayoutAttribute?
-    var otherAttributes: [NSLayoutAttribute]?
+    let attribute: NSLayoutConstraint.Attribute?
+    let attributes: [NSLayoutConstraint.Attribute]?
+    var relatedBy: NSLayoutConstraint.Relation?
+    var otherAttribute: NSLayoutConstraint.Attribute?
+    var otherAttributes: [NSLayoutConstraint.Attribute]?
     var multiplier: CGFloat
     var constant: CGFloat
     var toItem: Swiftlyable?
     var priority: UILayoutPriority?
 
-    init(_ a: NSLayoutAttribute? = nil, attributes atts: [NSLayoutAttribute]? = nil, relatedBy r: NSLayoutRelation? = .equal, toItem ti: Swiftlyable? = nil, otherAttribute oa: NSLayoutAttribute? = nil, otherAttributes otherAtts: [NSLayoutAttribute]? = nil, multiplier m: CGFloat = 1, constant c: CGFloat = 0) {
+    init(_ a: NSLayoutConstraint.Attribute? = nil, attributes atts: [NSLayoutConstraint.Attribute]? = nil, relatedBy r: NSLayoutConstraint.Relation? = .equal, toItem ti: Swiftlyable? = nil, otherAttribute oa: NSLayoutConstraint.Attribute? = nil, otherAttributes otherAtts: [NSLayoutConstraint.Attribute]? = nil, multiplier m: CGFloat = 1, constant c: CGFloat = 0) {
         attribute = a
         attributes = atts
         relatedBy = r
@@ -719,7 +719,7 @@ public func ==(left: Swiftly, right: CGFloat) -> Swiftly {
     if left.attribute != nil {
         result.otherAttribute = .notAnAttribute
     } else if let attrsCount = left.attributes?.count {
-        result.otherAttributes = [NSLayoutAttribute](repeating: .notAnAttribute, count: attrsCount)
+        result.otherAttributes = [NSLayoutConstraint.Attribute](repeating: .notAnAttribute, count: attrsCount)
     }
 
     return result
@@ -796,7 +796,7 @@ public func >=(left: Swiftly, right: CGFloat) -> Swiftly {
     if left.attribute != nil {
         result.otherAttribute = .notAnAttribute
     } else if let attrsCount = left.attributes?.count {
-        result.otherAttributes = [NSLayoutAttribute](repeating: .notAnAttribute, count: attrsCount)
+        result.otherAttributes = [NSLayoutConstraint.Attribute](repeating: .notAnAttribute, count: attrsCount)
     }
 
     result.relatedBy = .greaterThanOrEqual
@@ -847,7 +847,7 @@ public func <=(left: Swiftly, right: CGFloat) -> Swiftly {
     if left.attribute != nil {
         result.otherAttribute = .notAnAttribute
     } else if let attrsCount = left.attributes?.count {
-        result.otherAttributes = [NSLayoutAttribute](repeating: .notAnAttribute, count: attrsCount)
+        result.otherAttributes = [NSLayoutConstraint.Attribute](repeating: .notAnAttribute, count: attrsCount)
     }
 
     result.relatedBy = .lessThanOrEqual