Rename delegate method to conform to Swift API design guidelines

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changes to the Mapbox Navigation SDK for iOS
 
+## master
+
+`StyleManagerDelegate.locationFor(styleManager:)` has been renamed to `StyleManagerDelegate.location(for:)`  ([#1724](https://github.com/mapbox/mapbox-navigation-ios/pull/1724))
+
 ## v0.21.0 (September 17, 2018)
 
 ### User interface

MapboxNavigation/CarPlayMapViewController.swift

@@ -122,7 +122,7 @@ class CarPlayMapViewController: UIViewController, MGLMapViewDelegate {
 
 @available(iOS 12.0, *)
 extension CarPlayMapViewController: StyleManagerDelegate {
-    func locationFor(styleManager: StyleManager) -> CLLocation? {
+    func location(for styleManager: StyleManager) -> CLLocation? {
         return mapView.userLocationForCourseTracking ?? mapView.userLocation?.location ?? coarseLocationManager.location
     }
 

MapboxNavigation/CarPlayNavigationViewController.swift

@@ -376,7 +376,7 @@ public class CarPlayNavigationViewController: UIViewController, MGLMapViewDelega
 
 @available(iOS 12.0, *)
 extension CarPlayNavigationViewController: StyleManagerDelegate {
-    public func locationFor(styleManager: StyleManager) -> CLLocation? {
+    public func location(for styleManager: StyleManager) -> CLLocation? {
         return routeController.locationManager.location
     }
 

MapboxNavigation/NavigationViewController.swift

@@ -685,7 +685,7 @@ extension NavigationViewController: TunnelIntersectionManagerDelegate {
 
 extension NavigationViewController: StyleManagerDelegate {
 
-    public func locationFor(styleManager: StyleManager) -> CLLocation? {
+    public func location(for styleManager: StyleManager) -> CLLocation? {
         if let location = routeController.location {
             return location
         } else if let firstCoord = routeController.routeProgress.route.coordinates?.first {

MapboxNavigation/StyleManager.swift

@@ -9,7 +9,8 @@ public protocol StyleManagerDelegate: NSObjectProtocol {
     /**
      Asks the delegate for a location to use when calculating sunset and sunrise.
      */
-    @objc func locationFor(styleManager: StyleManager) -> CLLocation?
+    @objc(locationForStyleManager:)
+    func location(for styleManager: StyleManager) -> CLLocation?
 
     /**
      Informs the delegate that a style was applied.
@@ -95,7 +96,7 @@ open class StyleManager: NSObject {
         NSObject.cancelPreviousPerformRequests(withTarget: self, selector: #selector(timeOfDayChanged), object: nil)
 
         guard automaticallyAdjustsStyleForTimeOfDay && styles.count > 1 else { return }
-        guard let location = delegate?.locationFor(styleManager: self) else { return }
+        guard let location = delegate?.location(for:self) else { return }
 
         guard let solar = Solar(date: date, coordinate: location.coordinate),
             let sunrise = solar.sunrise,
@@ -137,7 +138,7 @@ open class StyleManager: NSObject {
     }
 
     func applyStyle() {
-        guard let location = delegate?.locationFor(styleManager: self) else {
+        guard let location = delegate?.location(for: self) else {
             // We can't calculate sunset or sunrise w/o a location so just apply the first style
             if let style = styles.first, currentStyleType != style.styleType {
                 currentStyleType = style.styleType
@@ -172,7 +173,7 @@ open class StyleManager: NSObject {
     }
 
     func forceRefreshAppearanceIfNeeded() {
-        guard let location = delegate?.locationFor(styleManager: self) else { return }
+        guard let location = delegate?.location(for: self) else { return }
 
         let styleTypeForLocation = styleType(for: location)
 

MapboxNavigationTests/NavigationViewControllerTests.swift

@@ -215,7 +215,7 @@ class NavigationViewControllerTests: XCTestCase {
 }
 
 extension NavigationViewControllerTests: NavigationViewControllerDelegate, StyleManagerDelegate {
-    func locationFor(styleManager: StyleManager) -> CLLocation? {
+    func location(for styleManager: StyleManager) -> CLLocation? {
         return dependencies.poi.first!
     }
 

MapboxNavigationTests/StyleManagerTests.swift

@@ -129,7 +129,7 @@ extension StyleManagerTests: StyleManagerDelegate {
     func styleManagerDidRefreshAppearance(_ styleManager: StyleManager) { }
     func styleManager(_ styleManager: StyleManager, didApply style: Style) { }
 
-    func locationFor(styleManager: StyleManager) -> CLLocation? {
+    func location(for styleManager: StyleManager) -> CLLocation? {
         return location
     }
 }