Merge pull request #2124 from mapbox/maxspeedAnnotationsCheckForSpeedLimitData

Guard against missing speed limit data when speed limit is queried for

Author: avi-c

MapboxCoreNavigation/NavigationRouteOptions.swift

@@ -83,10 +83,9 @@ open class NavigationMatchOptions: MatchOptions {
         includesSteps = true
         routeShapeResolution = .full
         shapeFormat = .polyline6
-        if profileIdentifier == .walking {
-            attributeOptions = [.congestionLevel, .expectedTravelTime]
-        } else {
-            attributeOptions = [.congestionLevel, .expectedTravelTime, .maximumSpeedLimit]
+        attributeOptions = [.congestionLevel, .expectedTravelTime]
+        if profileIdentifier == .automobile || profileIdentifier == .automobileAvoidingTraffic {
+            attributeOptions.insert(.maximumSpeedLimit)
         }
         includesSpokenInstructions = true
         locale = Locale.nationalizedCurrent

MapboxCoreNavigation/RouteProgress.swift

@@ -258,7 +258,7 @@ open class RouteProgress: NSObject {
      Returns the SpeedLimit for the current position along the route. Returns SpeedLimit.invalid if the speed limit is unknown or missing.
      */
     public var currentSpeedLimit: SpeedLimit {
-
+        guard legIndex < positionedSpeedLimitsByStep.count, currentLegProgress.stepIndex < positionedSpeedLimitsByStep[legIndex].count else { return .invalid }
         let speedLimits = positionedSpeedLimitsByStep[legIndex][currentLegProgress.stepIndex]
         let lastSpeedLimitTuple = speedLimits.last { $0.1 <= currentLegProgress.currentStepProgress.distanceTraveled }
         if let lastSpeedLimitTuple = lastSpeedLimitTuple {