Merge pull request #149 from ken0nek/master

Add whitespaces and erase redundant whitespaces.

Author: gribozavr

stdlib/public/SDK/UIKit/UIKit.swift

@@ -21,7 +21,7 @@ import Foundation
 @_transparent // @fragile
 @warn_unused_result
 public func == (lhs: UIEdgeInsets, rhs: UIEdgeInsets) -> Bool {
-  return lhs.top == rhs.top  && 
+  return lhs.top == rhs.top &&
          lhs.left == rhs.left &&
          lhs.bottom == rhs.bottom &&
          lhs.right == rhs.right
@@ -32,7 +32,7 @@ extension UIEdgeInsets : Equatable {}
 @_transparent // @fragile
 @warn_unused_result
 public func == (lhs: UIOffset, rhs: UIOffset) -> Bool {
-  return lhs.horizontal == rhs.horizontal  &&
+  return lhs.horizontal == rhs.horizontal &&
          lhs.vertical == rhs.vertical
 }
 
@@ -46,16 +46,16 @@ extension UIOffset : Equatable {}
 
 #if !os(watchOS) && !os(tvOS)
 public extension UIDeviceOrientation {
-  var isLandscape: Bool { 
-    get { return self == .LandscapeLeft  ||  self == .LandscapeRight } 
+  var isLandscape: Bool {
+    get { return self == .LandscapeLeft || self == .LandscapeRight }
   }
 
-  var isPortrait: Bool { 
-    get { return self == .Portrait  ||  self == .PortraitUpsideDown } 
+  var isPortrait: Bool {
+    get { return self == .Portrait || self == .PortraitUpsideDown }
   }
 
   var isFlat: Bool {
-    get { return self == .FaceUp  ||  self == .FaceDown } 
+    get { return self == .FaceUp || self == .FaceDown }
   }
 
   var isValidInterfaceOrientation: Bool {
@@ -81,7 +81,7 @@ public func UIDeviceOrientationIsLandscape(
 public func UIDeviceOrientationIsPortrait(
   orientation: UIDeviceOrientation
 ) -> Bool {
-  return orientation.isPortrait 
+  return orientation.isPortrait
 }
 
 @warn_unused_result
@@ -98,12 +98,12 @@ public func UIDeviceOrientationIsValidInterfaceOrientation(
 
 #if !os(watchOS) && !os(tvOS)
 public extension UIInterfaceOrientation {
-  var isLandscape: Bool { 
-    get { return self == .LandscapeLeft  ||  self == .LandscapeRight } 
+  var isLandscape: Bool {
+    get { return self == .LandscapeLeft || self == .LandscapeRight }
   }
 
-  var isPortrait: Bool { 
-    get { return self == .Portrait  ||  self == .PortraitUpsideDown } 
+  var isPortrait: Bool {
+    get { return self == .Portrait || self == .PortraitUpsideDown }
   }
 }
 
@@ -173,7 +173,7 @@ struct _UIViewMirror : _MirrorType {
 
   var _v : UIView
 
-  init(_ v : UIView) {_v = v}
+  init(_ v : UIView) { _v = v }
 
   var value: Any { get { return _v } }
 
@@ -187,7 +187,7 @@ struct _UIViewMirror : _MirrorType {
     _preconditionFailure("_MirrorType access out of bounds")
   }
 
-  var summary: String { get { return ""} }
+  var summary: String { get { return "" } }
 
   var quickLookObject: PlaygroundQuickLook? {
       // iOS 7 or greater only

stdlib/public/core/Optional.swift

@@ -138,7 +138,7 @@ func _injectNothingIntoOptional<Wrapped>() -> Wrapped? {
 // Comparisons
 @warn_unused_result
 public func == <T: Equatable> (lhs: T?, rhs: T?) -> Bool {
-  switch (lhs,rhs) {
+  switch (lhs, rhs) {
   case let (l?, r?):
     return l == r
   case (nil, nil):
@@ -230,8 +230,8 @@ internal struct _OptionalMirror<Wrapped> : _MirrorType {
   var count: Int { return (_value != nil) ? 1 : 0 }
 
   subscript(i: Int) -> (String, _MirrorType) {
-    switch (_value,i) {
-    case (.Some(let contents),0) : return ("Some",_reflect(contents))
+    switch (_value, i) {
+    case (.Some(let contents), 0) : return ("Some", _reflect(contents))
     default: _preconditionFailure("cannot extract this child index")
     }
   }
@@ -251,7 +251,7 @@ internal struct _OptionalMirror<Wrapped> : _MirrorType {
 
 @warn_unused_result
 public func < <T : Comparable> (lhs: T?, rhs: T?) -> Bool {
-  switch (lhs,rhs) {
+  switch (lhs, rhs) {
   case let (l?, r?):
     return l < r
   case (nil, _?):
@@ -263,7 +263,7 @@ public func < <T : Comparable> (lhs: T?, rhs: T?) -> Bool {
 
 @warn_unused_result
 public func > <T : Comparable>(lhs: T?, rhs: T?) -> Bool {
-  switch (lhs,rhs) {
+  switch (lhs, rhs) {
   case let (l?, r?):
     return l > r
   default:
@@ -273,7 +273,7 @@ public func > <T : Comparable>(lhs: T?, rhs: T?) -> Bool {
 
 @warn_unused_result
 public func <= <T : Comparable>(lhs: T?, rhs: T?) -> Bool {
-  switch (lhs,rhs) {
+  switch (lhs, rhs) {
   case let (l?, r?):
     return l <= r
   default:
@@ -283,7 +283,7 @@ public func <= <T : Comparable>(lhs: T?, rhs: T?) -> Bool {
 
 @warn_unused_result
 public func >= <T : Comparable>(lhs: T?, rhs: T?) -> Bool {
-  switch (lhs,rhs) {
+  switch (lhs, rhs) {
   case let (l?, r?):
     return l >= r
   default: