diff --git a/ios/CameraView+AVAudioSession.swift b/ios/CameraView+AVAudioSession.swift
index 46b80e7..0b1fbdb 100644
--- a/ios/CameraView+AVAudioSession.swift
+++ b/ios/CameraView+AVAudioSession.swift
@@ -38,7 +38,7 @@ extension CameraView {
 
     // Audio Input
     do {
-      if let audioDeviceInput = self.audioDeviceInput {
+      if let audioDeviceInput = audioDeviceInput {
         audioCaptureSession.removeInput(audioDeviceInput)
         self.audioDeviceInput = nil
       }
@@ -61,7 +61,7 @@ extension CameraView {
     }
 
     // Audio Output
-    if let audioOutput = self.audioOutput {
+    if let audioOutput = audioOutput {
       audioCaptureSession.removeOutput(audioOutput)
       self.audioOutput = nil
     }
diff --git a/ios/CameraView+AVCaptureSession.swift b/ios/CameraView+AVCaptureSession.swift
index a99350f..5c9b77d 100644
--- a/ios/CameraView+AVCaptureSession.swift
+++ b/ios/CameraView+AVCaptureSession.swift
@@ -40,7 +40,7 @@ extension CameraView {
     }
 
     // If preset is set, use preset. Otherwise use format.
-    if let preset = self.preset {
+    if let preset = preset {
       var sessionPreset: AVCaptureSession.Preset?
       do {
         sessionPreset = try AVCaptureSession.Preset(withString: preset)
@@ -64,7 +64,7 @@ extension CameraView {
     // pragma MARK: Capture Session Inputs
     // Video Input
     do {
-      if let videoDeviceInput = self.videoDeviceInput {
+      if let videoDeviceInput = videoDeviceInput {
         captureSession.removeInput(videoDeviceInput)
         self.videoDeviceInput = nil
       }
@@ -87,7 +87,7 @@ extension CameraView {
     // pragma MARK: Capture Session Outputs
 
     // Photo Output
-    if let photoOutput = self.photoOutput {
+    if let photoOutput = photoOutput {
       captureSession.removeOutput(photoOutput)
       self.photoOutput = nil
     }
@@ -121,7 +121,7 @@ extension CameraView {
     }
 
     // Video Output + Frame Processor
-    if let videoOutput = self.videoOutput {
+    if let videoOutput = videoOutput {
       captureSession.removeOutput(videoOutput)
       self.videoOutput = nil
     }
@@ -159,7 +159,7 @@ extension CameraView {
     do {
       try device.lockForConfiguration()
 
-      if let fps = self.fps?.int32Value {
+      if let fps = fps?.int32Value {
         let supportsGivenFps = device.activeFormat.videoSupportedFrameRateRanges.contains { range in
           return range.includes(fps: Double(fps))
         }
@@ -195,7 +195,7 @@ extension CameraView {
           device.automaticallyEnablesLowLightBoostWhenAvailable = lowLightBoost!.boolValue
         }
       }
-      if let colorSpace = self.colorSpace as String? {
+      if let colorSpace = colorSpace as String? {
         guard let avColorSpace = try? AVCaptureColorSpace(string: colorSpace),
               device.activeFormat.supportedColorSpaces.contains(avColorSpace) else {
           invokeOnError(.format(.invalidColorSpace(colorSpace: colorSpace)))
@@ -219,7 +219,7 @@ extension CameraView {
    */
   final func configureFormat() {
     ReactLogger.log(level: .info, message: "Configuring Format...")
-    guard let filter = self.format else {
+    guard let filter = format else {
       // Format Filter was null. Ignore it.
       return
     }
diff --git a/ios/CameraView+Zoom.swift b/ios/CameraView+Zoom.swift
index 90380a1..08df6cc 100644
--- a/ios/CameraView+Zoom.swift
+++ b/ios/CameraView+Zoom.swift
@@ -45,7 +45,7 @@ extension CameraView {
   }
 
   func removePinchGestureRecognizer() {
-    if let pinchGestureRecognizer = self.pinchGestureRecognizer {
+    if let pinchGestureRecognizer = pinchGestureRecognizer {
       removeGestureRecognizer(pinchGestureRecognizer)
       self.pinchGestureRecognizer = nil
     }
diff --git a/ios/CameraView.swift b/ios/CameraView.swift
index ad4a931..53c3763 100644
--- a/ios/CameraView.swift
+++ b/ios/CameraView.swift
@@ -342,7 +342,7 @@ public final class CameraView: UIView {
   // pragma MARK: Event Invokers
   internal final func invokeOnError(_ error: CameraError, cause: NSError? = nil) {
     ReactLogger.log(level: .error, message: "Invoking onError(): \(error.message)")
-    guard let onError = self.onError else { return }
+    guard let onError = onError else { return }
 
     var causeDictionary: [String: Any]?
     if let cause = cause {
@@ -362,13 +362,13 @@ public final class CameraView: UIView {
 
   internal final func invokeOnInitialized() {
     ReactLogger.log(level: .info, message: "Camera initialized!")
-    guard let onInitialized = self.onInitialized else { return }
+    guard let onInitialized = onInitialized else { return }
     onInitialized([String: Any]())
   }
 
   internal final func invokeOnFrameProcessorPerformanceSuggestionAvailable(currentFps: Double, suggestedFps: Double) {
     ReactLogger.log(level: .info, message: "Frame Processor Performance Suggestion available!")
-    guard let onFrameProcessorPerformanceSuggestionAvailable = self.onFrameProcessorPerformanceSuggestionAvailable else { return }
+    guard let onFrameProcessorPerformanceSuggestionAvailable = onFrameProcessorPerformanceSuggestionAvailable else { return }
 
     if lastSuggestedFrameProcessorFps == suggestedFps { return }
     if suggestedFps == currentFps { return }
diff --git a/ios/Extensions/AVCaptureDevice.Format+toDictionary.swift b/ios/Extensions/AVCaptureDevice.Format+toDictionary.swift
index f256520..fec83ca 100644
--- a/ios/Extensions/AVCaptureDevice.Format+toDictionary.swift
+++ b/ios/Extensions/AVCaptureDevice.Format+toDictionary.swift
@@ -42,13 +42,13 @@ extension AVCaptureDevice.Format {
           "maxFrameRate": $0.maxFrameRate,
         ]
       },
-      "pixelFormat": CMFormatDescriptionGetMediaSubType(formatDescription).toString()
+      "pixelFormat": CMFormatDescriptionGetMediaSubType(formatDescription).toString(),
     ]
 
     if #available(iOS 13.0, *) {
       dict["isHighestPhotoQualitySupported"] = self.isHighestPhotoQualitySupported
     }
-    
+
     return dict
   }
 }
diff --git a/ios/Extensions/FourCharCode+toString.swift b/ios/Extensions/FourCharCode+toString.swift
index fcb4d77..f841e90 100644
--- a/ios/Extensions/FourCharCode+toString.swift
+++ b/ios/Extensions/FourCharCode+toString.swift
@@ -7,11 +7,11 @@
 //
 
 extension FourCharCode {
-    func toString() -> String {
-        var s: String = String (UnicodeScalar((self >> 24) & 255)!)
-        s.append(String(UnicodeScalar((self >> 16) & 255)!))
-        s.append(String(UnicodeScalar((self >> 8) & 255)!))
-        s.append(String(UnicodeScalar(self & 255)!))
-        return (s)
-    }
+  func toString() -> String {
+    var s = String(UnicodeScalar((self >> 24) & 255)!)
+    s.append(String(UnicodeScalar((self >> 16) & 255)!))
+    s.append(String(UnicodeScalar((self >> 8) & 255)!))
+    s.append(String(UnicodeScalar(self & 255)!))
+    return (s)
+  }
 }