Linting.

Clocker/ClockerUnitTests/ClockerUnitTests.swift

@@ -90,7 +90,11 @@ class ClockerUnitTests: XCTestCase {
 
     func testDeletingATimezone() {
         let defaults = UserDefaults.standard
-        var currentFavourites = defaults.object(forKey: CLDefaultPreferenceKey) as! [Data]
+        
+        guard var currentFavourites = defaults.object(forKey: CLDefaultPreferenceKey) as? [Data] else {
+            XCTFail("Default preferences aren't in the correct format")
+            return
+        }
         let oldCount = currentFavourites.count
 
         currentFavourites = currentFavourites.filter {

Clocker/Dependencies/Date Additions/Date+TimeAgo.swift

@@ -173,12 +173,7 @@ public extension Date {
     }
 
     private func logicalLocalizedStringFromFormat(format: String, value: Int) -> String {
-        #if os(Linux)
-            let localeFormat = String.init(format: format, getLocaleFormatUnderscoresWithValue(Double(value)) as! CVarArg)  // this may not work, unclear!!
-        #else
-            let localeFormat = String.init(format: format, getLocaleFormatUnderscoresWithValue(Double(value)))
-        #endif
-
+        let localeFormat = String.init(format: format, getLocaleFormatUnderscoresWithValue(Double(value)))
         return String.init(format: DateToolsLocalizedStrings(localeFormat), value)
     }
 

Clocker/Dependencies/Date Additions/TimePeriodCollection.swift

@@ -238,7 +238,7 @@ open class TimePeriodCollection: TimePeriodGroup {
     }
 
     internal func updateExtremes() {
-        if periods.count == 0 {
+        if periods.isEmpty {
             _beginning = nil
             _end = nil
         } else {

Clocker/Dependencies/Solar.swift

@@ -78,35 +78,35 @@ public struct Solar {
         let lngHour = coordinate.longitude / 15
 
         let hourTime: Double = sunriseSunset == .sunrise ? 6 : 18
-        let t = day + ((hourTime - lngHour) / 24)
+        let time = day + ((hourTime - lngHour) / 24)
 
         // Calculate the suns mean anomaly
-        let M = (0.9856 * t) - 3.289
+        let meanAnomaly = (0.9856 * time) - 3.289
 
         // Calculate the sun's true longitude
-        let subexpression1 = 1.916 * sin(M.degreesToRadians)
-        let subexpression2 = 0.020 * sin(2 * M.degreesToRadians)
-        var L = M + subexpression1 + subexpression2 + 282.634
+        let subexpression1 = 1.916 * sin(meanAnomaly.degreesToRadians)
+        let subexpression2 = 0.020 * sin(2 * meanAnomaly.degreesToRadians)
+        var longitude = meanAnomaly + subexpression1 + subexpression2 + 282.634
 
         // Normalise L into [0, 360] range
-        L = normalise(L, withMaximum: 360)
+        longitude = normalise(longitude, withMaximum: 360)
 
         // Calculate the Sun's right ascension
-        var RA = atan(0.91764 * tan(L.degreesToRadians)).radiansToDegrees
+        var rightAscenscion = atan(0.91764 * tan(longitude.degreesToRadians)).radiansToDegrees
 
         // Normalise RA into [0, 360] range
-        RA = normalise(RA, withMaximum: 360)
+        rightAscenscion = normalise(rightAscenscion, withMaximum: 360)
 
         // Right ascension value needs to be in the same quadrant as L...
-        let Lquadrant = floor(L / 90) * 90
-        let RAquadrant = floor(RA / 90) * 90
-        RA = RA + (Lquadrant - RAquadrant)
+        let Lquadrant = floor(longitude / 90) * 90
+        let RAquadrant = floor(rightAscenscion / 90) * 90
+        rightAscenscion = rightAscenscion + (Lquadrant - RAquadrant)
 
         // Convert RA into hours
-        RA = RA / 15
+        rightAscenscion = rightAscenscion / 15
 
         // Calculate Sun's declination
-        let sinDec = 0.39782 * sin(L.degreesToRadians)
+        let sinDec = 0.39782 * sin(longitude.degreesToRadians)
         let cosDec = cos(asin(sinDec))
 
         // Calculate the Sun's local hour angle
@@ -124,24 +124,24 @@ public struct Solar {
 
         // Finish calculating H and convert into hours
         let tempH = sunriseSunset == .sunrise ? 360 - acos(cosH).radiansToDegrees : acos(cosH).radiansToDegrees
-        let H = tempH / 15.0
+        let hours = tempH / 15.0
 
         // Calculate local mean time of rising
-        let T = H + RA - (0.06571 * t) - 6.622
+        let localMeanRisingTime = hours + rightAscenscion - (0.06571 * time) - 6.622
 
         // Adjust time back to UTC
-        var UT = T - lngHour
+        var utcCompatibleTime = localMeanRisingTime - lngHour
 
         // Normalise UT into [0, 24] range
-        UT = normalise(UT, withMaximum: 24)
+        utcCompatibleTime = normalise(utcCompatibleTime, withMaximum: 24)
 
         // Calculate all of the sunrise's / sunset's date components
-        let hour = floor(UT)
-        let minute = floor((UT - hour) * 60.0)
-        let second = (((UT - hour) * 60) - minute) * 60.0
+        let hour = floor(utcCompatibleTime)
+        let minute = floor((utcCompatibleTime - hour) * 60.0)
+        let second = (((utcCompatibleTime - hour) * 60) - minute) * 60.0
 
-        let shouldBeYesterday = lngHour > 0 && UT > 12 && sunriseSunset == .sunrise
-        let shouldBeTomorrow = lngHour < 0 && UT < 12 && sunriseSunset == .sunset
+        let shouldBeYesterday = lngHour > 0 && utcCompatibleTime > 12 && sunriseSunset == .sunrise
+        let shouldBeTomorrow = lngHour < 0 && utcCompatibleTime < 12 && sunriseSunset == .sunset
 
         let setDate: Date
         if shouldBeYesterday {

Clocker/Overall App/DataStore.swift

@@ -81,85 +81,44 @@ class DataStore: NSObject {
         userDefaults.set(currentLineup, forKey: CLDefaultPreferenceKey)
     }
     
+    private func shouldDisplayHelper(_ key: String) -> Bool {
+        guard let value = retrieve(key: key) as? NSNumber else {
+            return false
+        }
+        return value.isEqual(to: NSNumber(value: 0))
+    }
+
     func shouldDisplay(_ type: ViewType) -> Bool {
         switch type {
         case .futureSlider:
-            guard let value = retrieve(key: CLDisplayFutureSliderKey) as? NSNumber else {
-                return false
-            }
-            return value.isEqual(to: NSNumber(value: 0))
-
+            return shouldDisplayHelper(CLDisplayFutureSliderKey)
         case .upcomingEventView:
             guard let value = retrieve(key: CLShowUpcomingEventView) as? NSString else {
                 return false
             }
             return value == "YES"
-
         case .twelveHour:
-
-            guard let value = retrieve(key: CL24hourFormatSelectedKey) as? NSNumber else {
-                return false
-            }
-            return value.isEqual(to: NSNumber(value: 0))
-
+            return shouldDisplayHelper(CL24hourFormatSelectedKey)
         case .showAllDayEventsInMenubar:
-
-            guard let value = retrieve(key: CLShowAllDayEventsInUpcomingView) as? NSNumber else {
-                return false
-            }
-            return value.isEqual(to: NSNumber(value: 0))
-
+            return shouldDisplayHelper(CLShowAllDayEventsInUpcomingView)
         case .sunrise:
-
-            guard let value = retrieve(key: CLSunriseSunsetTime) as? NSNumber else {
-                return false
-            }
-            return value.isEqual(to: NSNumber(value: 0))
-
+            return shouldDisplayHelper(CLSunriseSunsetTime)
         case .seconds:
-
-            guard let value = retrieve(key: CLShowSecondsInMenubar) as? NSNumber else {
-                return false
-            }
-            return value.isEqual(to: NSNumber(value: 0))
-
+            return shouldDisplayHelper(CLShowSecondsInMenubar)
         case .showMeetingInMenubar:
-
-            guard let value = retrieve(key: CLShowMeetingInMenubar) as? NSNumber else {
-                return false
-            }
-            return value.isEqual(to: NSNumber(value: 0))
-
+            return shouldDisplayHelper(CLShowMeetingInMenubar)
         case .showAppInForeground:
-
             guard let value = retrieve(key: CLShowAppInForeground) as? NSNumber else {
                 return false
             }
             return value.isEqual(to: NSNumber(value: 1))
-
         case .dateInMenubar:
-
-            guard let value = retrieve(key: CLShowDateInMenu) as? NSNumber else {
-                return false
-            }
-            return value.isEqual(to: NSNumber(value: 0))
-
+            return shouldDisplayHelper(CLShowDateInMenu)
         case .placeInMenubar:
-
-            guard let value = retrieve(key: CLShowPlaceInMenu) as? NSNumber else {
-                return false
-            }
-            return value.isEqual(to: NSNumber(value: 0))
-
+            return shouldDisplayHelper(CLShowPlaceInMenu)
         case .dayInMenubar:
-
-            guard let value = retrieve(key: CLShowDayInMenu) as? NSNumber else {
-                return false
-            }
-            return value.isEqual(to: NSNumber(value: 0))
-
+            return shouldDisplayHelper(CLShowDayInMenu)
         case .menubarCompactMode:
-
             guard let value = retrieve(key: CLMenubarCompactMode) as? Int else {
                 return false
             }

Clocker/Panel/Data Layer/TimezoneData.swift

@@ -30,8 +30,8 @@ class TimezoneData: NSObject, NSCoding {
     }
 
     enum SecondsOverride: Int {
-        case yes
-        case no
+        case showSeconds
+        case hideSeconds
         case globalFormat
     }
 
@@ -87,7 +87,7 @@ class TimezoneData: NSObject, NSCoding {
         overrideSecondsFormat = .globalFormat
     }
 
-    init(with dictionary: Dictionary<String, Any>) {
+    init(with dictionary: [String: Any]) {
         if let label = dictionary[CLCustomLabel] as? String {
             customLabel = label
         } else {
@@ -338,9 +338,9 @@ class TimezoneData: NSObject, NSCoding {
 
     func setShouldOverrideSecondsFormat(_ shouldOverride: Int) {
         if shouldOverride == 0 {
-            overrideSecondsFormat = .yes
+            overrideSecondsFormat = .showSeconds
         } else if shouldOverride == 1 {
-            overrideSecondsFormat = .no
+            overrideSecondsFormat = .hideSeconds
         } else {
             overrideSecondsFormat = .globalFormat
         }
@@ -410,7 +410,7 @@ class TimezoneData: NSObject, NSCoding {
             return DataStore.shared().shouldDisplay(.seconds)
         }
 
-        return overrideSecondsFormat == .yes
+        return overrideSecondsFormat == .showSeconds
     }
 
     override var hash: Int {
@@ -425,6 +425,13 @@ class TimezoneData: NSObject, NSCoding {
         return lhs.placeID == rhs.placeID
     }
     
+    override func isEqual(to object: Any?) -> Bool {
+        if let other = object as? TimezoneData {
+            return placeID == other.placeID
+        }
+        return false
+    }
+
     override func isEqual(_ object: Any?) -> Bool {
         guard let compared = object as? TimezoneData else {
             return false

Clocker/Panel/Notes Popover/NotesPopover.swift

@@ -320,12 +320,10 @@ class NotesPopover: NSViewController {
             }
         }
 
-        for timezoneObject in timezoneObjects {
-            if timezoneObject == dataObject {
-                overrideType == .timezoneFormat ?
-                    timezoneObject.setShouldOverrideGlobalTimeFormat(override) :
-                    timezoneObject.setShouldOverrideSecondsFormat(override)
-            }
+        for timezoneObject in timezoneObjects where timezoneObject == dataObject {
+            overrideType == .timezoneFormat ?
+                timezoneObject.setShouldOverrideGlobalTimeFormat(override) :
+                timezoneObject.setShouldOverrideSecondsFormat(override)
         }
 
         var datas: [Data] = []
@@ -351,12 +349,10 @@ class NotesPopover: NSViewController {
             }
         }
 
-        for timezoneObject in timezoneObjects {
-            if timezoneObject == dataObject {
-                overrideType == .timezoneFormat ?
-                    timezoneObject.setShouldOverrideGlobalTimeFormat(override) :
-                    timezoneObject.setShouldOverrideSecondsFormat(override)
-            }
+        for timezoneObject in timezoneObjects where timezoneObject == dataObject {
+            overrideType == .timezoneFormat ?
+                timezoneObject.setShouldOverrideGlobalTimeFormat(override) :
+                timezoneObject.setShouldOverrideSecondsFormat(override)
         }
 
         var datas: [Data] = []

Clocker/Panel/PanelController.swift

@@ -46,7 +46,7 @@ class PanelController: ParentPanelController {
     func setFrameTheNewWay(_ rect: NSRect, _ maxX: CGFloat) {
         // Calculate window's top left point.
         // First, center window under status item.
-        let w = CGFloat(NSWidth((window?.frame)!))
+        let w = (window?.frame)!.width
         var x = CGFloat(roundf(Float(rect.midX - w / 2)))
         let y = CGFloat(rect.minY - 2)
         let kMinimumSpaceBetweenWindowAndScreenEdge: CGFloat = 10
@@ -120,15 +120,15 @@ class PanelController: ParentPanelController {
             var testPoint = statusItemFrame.origin
             testPoint.y -= 100
 
-            for screen in NSScreen.screens {
-                if NSPointInRect(testPoint, screen.frame) {
-                    statusItemScreen = screen
-                    break
-                }
+            for screen in NSScreen.screens where screen.frame.contains(testPoint) {
+                statusItemScreen = screen
+                break
             }
 
-            let screenMaxX = NSMaxX((statusItemScreen?.frame)!)
-            let minY = statusItemFrame.origin.y < NSMaxY((statusItemScreen?.frame)!) ? statusItemFrame.origin.y : NSMaxY((statusItemScreen?.frame)!)
+            let screenMaxX = (statusItemScreen?.frame)!.maxX
+            let minY = statusItemFrame.origin.y < (statusItemScreen?.frame)!.maxY ?
+                statusItemFrame.origin.y :
+                (statusItemScreen?.frame)!.maxY
             statusItemFrame.origin.y = minY
 
             setFrameTheNewWay(statusItemFrame, screenMaxX)

Clocker/Panel/ParentPanelController.swift

@@ -378,7 +378,7 @@ class ParentPanelController: NSWindowController {
         }
 
         // This is for the Add Cell View case
-        if preferences.count == 0 {
+        if preferences.isEmpty {
             scrollViewHeight.constant = 100.0
             return
         }

Clocker/Panel/UI/CustomSliderCell.swift

@@ -14,7 +14,7 @@ class CustomSliderCell: NSSliderCell {
             return
         }
 
-        let finalWidth = value * (NSWidth(control.frame) - 8)
+        let finalWidth = value * (control.frame.width - 8)
 
         // Left Part
         var leftRect = rect

Clocker/Preferences/Appearance/AppearanceViewController.swift

@@ -151,7 +151,7 @@ class AppearanceViewController: ParentViewController {
         panelController.sharingButton.image = Themer.shared().sharingImage()
 
         let defaultTimezones = panelController.defaultPreferences
-        if defaultTimezones.count == 0 {
+        if defaultTimezones.isEmpty {
             panelController.updatePanelColor()
         }
 

Clocker/Preferences/General/PreferencesViewController.swift

@@ -218,7 +218,7 @@ class PreferencesViewController: ParentViewController {
 
         [placeholderLabel, additionalSortOptions].forEach { $0.isHidden = true }
 
-        if timezoneArray.count == 0 {
+        if timezoneArray.isEmpty {
             timezoneArray.append("UTC")
             timezoneArray.append("Anywhere on Earth")
             timezoneArray.append(contentsOf: NSTimeZone.knownTimeZoneNames)
@@ -936,7 +936,7 @@ extension PreferencesViewController {
                 return
             }
 
-            if messageLabel.stringValue.count == 0 {
+            if messageLabel.stringValue.isEmpty {
                 searchField.stringValue = CLEmptyString
 
                 guard let latitude = dataObject.latitude, let longitude = dataObject.longitude else {
@@ -1075,7 +1075,7 @@ extension PreferencesViewController {
 
         refreshMainTable()
 
-        if selectedTimeZones.count == 0 {
+        if selectedTimeZones.isEmpty {
             UserDefaults.standard.set(nil, forKey: CLMenubarFavorites)
         }