AlertLevel
public enum AlertLevel: Int
                An AlertLevel indicates the user’s general progress toward a step’s maneuver point. A change to the current alert level is often an opportunity to present the user with a visual or voice notification about the upcoming maneuver.
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Default
AlertLevelDeclaration
Swift
case none 
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The user has started the route.
Declaration
Swift
case depart 
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The user has recently completed a step.
Declaration
Swift
case low 
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The user is approaching the maneuver.
Declaration
Swift
case medium 
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The user is at or very close to the maneuver point
Declaration
Swift
case high 
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The user has completed the route.
Declaration
Swift
case arrive 
              Install in Dash
            
        AlertLevel Enum Reference