Proofreading in comments by AppCode 'Typo' inspection

CHANGELOG.md

@@ -572,7 +572,7 @@ textField.rx.text.orEmpty  // <- now has type `ControlProperty<String>`
 ```swift
 let text: Observable<String> = Observable.just("")
 
-// Previously `map { $0 }` was needed because of mismatch betweeen sequence `String` type and `String?` type
+// Previously `map { $0 }` was needed because of mismatch between sequence `String` type and `String?` type
 // on binding `rx.text` observer.
 text.bindTo(label.rx.text)  
    .disposed(by: disposeBag)

RxCocoa/Common/DelegateProxyType.swift

@@ -54,7 +54,7 @@ This is more or less how it works.
       +-------------------------------------------+                           
 
 
-Since RxCocoa needs to automagically create those Proxys and because views that have delegates can be hierarchical
+Since RxCocoa needs to automagically create those Proxies and because views that have delegates can be hierarchical
 
      UITableView : UIScrollView : UIView
 
@@ -324,7 +324,7 @@ extension DelegateProxyType where ParentObject: HasPrefetchDataSource, Self.Dele
                 let proxy = DelegateProxy.proxy(for: object)
                 let unregisterDelegate = DelegateProxy.installForwardDelegate(dataSource, retainDelegate: retainDataSource, onProxyForObject: object)
 
-                // Do not perform layoutIfNeeded if the object is still not in the view heirarchy
+                // Do not perform layoutIfNeeded if the object is still not in the view hierarchy
                 if object.window != nil {
                     // this is needed to flush any delayed old state (https://github.com/RxSwiftCommunity/RxDataSources/pull/75)
                     object.layoutIfNeeded()

RxCocoa/Traits/ControlEvent.swift

@@ -20,7 +20,7 @@ public protocol ControlEventType : ObservableType {
 
     Properties:
 
-    - it doesn’t send any initial value on subscription,
+    - it doesn't send any initial value on subscription,
     - it `Complete`s the sequence when the control deallocates,
     - it never errors out
     - it delivers events on `MainScheduler.instance`.
@@ -30,9 +30,9 @@ public protocol ControlEventType : ObservableType {
 
     **It is the implementor’s responsibility to make sure that all other properties enumerated above are satisfied.**
 
-    **If they aren’t, using this trait will communicate wrong properties, and could potentially break someone’s code.**
+    **If they aren't, using this trait will communicate wrong properties, and could potentially break someone’s code.**
 
-    **If the `events` observable sequence passed into the initializer doesn’t satisfy all enumerated
+    **If the `events` observable sequence passed into the initializer doesn't satisfy all enumerated
      properties, don’t use this trait.**
 */
 public struct ControlEvent<PropertyType> : ControlEventType {

RxCocoa/Traits/ControlProperty.swift

@@ -92,7 +92,7 @@ public struct ControlProperty<PropertyType> : ControlPropertyType {
     /// Binds event to user interface.
     ///
     /// - In case next element is received, it is being set to control value.
-    /// - In case error is received, DEBUG buids raise fatal error, RELEASE builds log event to standard output.
+    /// - In case error is received, DEBUG builds raise fatal error, RELEASE builds log event to standard output.
     /// - In case sequence completes, nothing happens.
     public func on(_ event: Event<Element>) {
         switch event {

RxCocoa/iOS/Proxies/RxPickerViewDelegateProxy.swift

@@ -28,7 +28,7 @@
             super.init(parentObject: pickerView, delegateProxy: RxPickerViewDelegateProxy.self)
         }
 
-        // Register known implementationss
+        // Register known implementations
         public static func registerKnownImplementations() {
             self.register { RxPickerViewDelegateProxy(pickerView: $0) }
         }

RxCocoa/iOS/UITextField+Rx.swift

@@ -25,7 +25,7 @@ extension Reactive where Base: UITextField {
             },
             setter: { textField, value in
                 // This check is important because setting text value always clears control state
-                // including marked text selection which is imporant for proper input 
+                // including marked text selection which is important for proper input
                 // when IME input method is used.
                 if textField.text != value {
                     textField.text = value
@@ -42,7 +42,7 @@ extension Reactive where Base: UITextField {
             },
             setter: { textField, value in
                 // This check is important because setting text value always clears control state
-                // including marked text selection which is imporant for proper input
+                // including marked text selection which is important for proper input
                 // when IME input method is used.
                 if textField.attributedText != value {
                     textField.attributedText = value

RxCocoa/iOS/UITextView+Rx.swift

@@ -42,7 +42,7 @@ extension Reactive where Base: UITextView {
 
         let bindingObserver = Binder(self.base) { (textView, text: String?) in
             // This check is important because setting text value always clears control state
-            // including marked text selection which is imporant for proper input 
+            // including marked text selection which is important for proper input
             // when IME input method is used.
             if textView.text != text {
                 textView.text = text
@@ -78,7 +78,7 @@ extension Reactive where Base: UITextView {
         
         let bindingObserver = Binder(self.base) { (textView, attributedText: NSAttributedString?) in
             // This check is important because setting text value always clears control state
-            // including marked text selection which is imporant for proper input
+            // including marked text selection which is important for proper input
             // when IME input method is used.
             if textView.attributedText != attributedText {
                 textView.attributedText = attributedText

RxExample/RxDataSources/RxDataSources/RxCollectionViewSectionedAnimatedDataSource.swift

@@ -15,7 +15,7 @@ import RxCocoa
 
 
 /*
- This is commented becuse collection view has bugs when doing animated updates. 
+ This is commented because collection view has bugs when doing animated updates.
  Take a look at randomized sections.
 */
 open class RxCollectionViewSectionedAnimatedDataSource<Section: AnimatableSectionModelType>

RxExample/RxExample-iOSTests/RxExample_iOSTests.swift

@@ -50,7 +50,7 @@ class RxExample_iOSTests
     // do.
     //
     // It's probably more suitable for some vital components of your system, but 
-    // the pricinciple is the same.
+    // the principle is the same.
     ////////////////////////////////////////////////////////////////////////////////
     func testGitHubSignup_vanillaObservables_1_testEnabledUserInterfaceElements() {
         let scheduler = TestScheduler(initialClock: 0, resolution: resolution, simulateProcessingDelay: false)

RxExample/RxExample/Examples/WikipediaImageSearch/Views/WikipediaSearchCell.swift

@@ -90,7 +90,7 @@ private extension ReusableView {
         if #available(iOS 10.0, *) {
             if OSApplication.isInUITest  {
                 // !!! on iOS 10 automation tests leak cells, 🍻 automation team
-                // !!! fugly workaround
+                // !!! ugly workaround
                 // ... no, I'm not assuming prepareForReuse is always called before init, this is
                 // just a workaround because that method already has cleanup logic :(
                 // Remember that leaking UISwitch?

RxExample/RxExample/Operators.swift

@@ -54,7 +54,7 @@ func <-> <Base>(textInput: TextInput<Base>, relay: BehaviorRelay<String>) -> Dis
             /**
              In some cases `textInput.textRangeFromPosition(start, toPosition: end)` will return nil even though the underlying
              value is not nil. This appears to be an Apple bug. If it's not, and we are doing something wrong, please let us know.
-             The can be reproed easily if replace bottom code with 
+             The can be reproduced easily if replace bottom code with
              
              if nonMarkedTextValue != relay.value {
                 relay.accept(nonMarkedTextValue ?? "")

RxSwift/Observables/RetryWhen.swift

@@ -172,7 +172,7 @@ final private class RetryWhenSequenceSink<Sequence: Swift.Sequence, Observer: Ob
     }
     
     override func extract(_ observable: Observable<Element>) -> SequenceGenerator? {
-        // It is important to always return `nil` here because there are sideffects in the `run` method
+        // It is important to always return `nil` here because there are side effects in the `run` method
         // that are dependant on particular `retryWhen` operator so single operator stack can't be reused in this
         // case.
         return nil

RxSwift/Schedulers/Internal/DispatchQueueConfiguration.swift

@@ -40,7 +40,7 @@ extension DispatchQueueConfiguration {
 
         // TODO:
         // This looks horrible, and yes, it is.
-        // It looks like Apple has made a conceputal change here, and I'm unsure why.
+        // It looks like Apple has made a conceptual change here, and I'm unsure why.
         // Need more info on this.
         // It looks like just setting timer to fire and not holding a reference to it
         // until deadline causes timer cancellation.
@@ -74,7 +74,7 @@ extension DispatchQueueConfiguration {
         
         // TODO:
         // This looks horrible, and yes, it is.
-        // It looks like Apple has made a conceputal change here, and I'm unsure why.
+        // It looks like Apple has made a conceptual change here, and I'm unsure why.
         // Need more info on this.
         // It looks like just setting timer to fire and not holding a reference to it
         // until deadline causes timer cancellation.

RxSwift/Traits/Infallible/ObservableConvertibleType+Infallible.swift

@@ -16,7 +16,7 @@ public extension ObservableConvertibleType {
 
     /// Convert to an `Infallible`
     ///
-    /// - parameter onErroFallbackTo: Fall back to this provided infallible on error
+    /// - parameter onErrorFallbackTo: Fall back to this provided infallible on error
     ///
     ///
     /// - returns: `Infallible<Element>`

RxTest/XCTest+Rx.swift

@@ -116,7 +116,7 @@ public func XCTAssertEqual(_ lhs: [CompletableEvent], _ rhs: [CompletableEvent],
 /**
 Asserts two lists of Recorded events are equal.
 
-Recorded events are equal if times are equal and recoreded events are equal.
+Recorded events are equal if times are equal and recorded events are equal.
 
 Event is considered equal if:
 * `Next` events are equal if they have equal corresponding elements.
@@ -145,7 +145,7 @@ public func XCTAssertEqual<Element: Equatable>(_ lhs: [Recorded<Event<Element>>]
 /**
  Asserts two lists of Recorded events with optional elements are equal.
  
- Recorded events are equal if times are equal and recoreded events are equal.
+ Recorded events are equal if times are equal and recorded events are equal.
  
  Event is considered equal if:
  * `Next` events are equal if they have equal corresponding elements.

Tests/RxCocoaTests/RxObjCRuntimeState.swift

@@ -30,7 +30,7 @@ struct RxObjCRuntimeChange {
 }
 
 final class RxObjCRuntimeState {
-    // total number of dynamically genertated classes
+    // total number of dynamically generated classes
     let dynamicSublasses: Int
     // total number of classes that have swizzled forwarding mechanism
     let swizzledForwardClasses: Int