- "-3": 7, // sharp left
- "-2": 6, // left
- "-1": 5, // slight left
- "0": 0, // straight
- "1": 1, // slight right
- "2": 2, // right
- "3": 3, // sharp right
- "4": 14, // finish reached
- "5": 14, // via reached
- "6": 10, // roundabout
- "-7": 19, // keep left
- "7": 18, // keep right
- "-98": 4, // unknown direction u-turn
- "-8": 4, // left u-turn
- "8": 4 // right u-turn
+ "-3": "sharp-left",
+ "-2": "left",
+ "-1": "slight-left",
+ "0": "straight",
+ "1": "slight-right",
+ "2": "right",
+ "3": "sharp-right",
+ "4": "destination", // finish reached
+ "5": "destination", // via reached
+ "6": "roundabout",
+ "-7": "fork-left",
+ "7": "fork-right",
+ "-98": "u-turn", // unknown direction u-turn
+ "-8": "u-turn", // left u-turn
+ "8": "u-turn" // right u-turn