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Check for at least two coordinates when creating snapped location #636

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Jan 12, 2018
Merged

Check for at least two coordinates when creating snapped location #636

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5 changes: 4 additions & 1 deletion .../src/main/java/com/mapbox/services/android/navigation/v5/navigation/NavigationHelper.java
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Original file line number Diff line number Diff line change
Expand Up @@ -36,8 +36,11 @@ private NavigationHelper() {
* need to snap to the route in order to get the most accurate information.
*/
static Point userSnappedToRoutePosition(Location location, List<Point> coordinates) {
Point locationToPoint = Point.fromLngLat(location.getLongitude(), location.getLatitude());
if (coordinates.size() < 2) {
return Point.fromLngLat(location.getLongitude(), location.getLatitude());
}

Point locationToPoint = Point.fromLngLat(location.getLongitude(), location.getLatitude());

// Uses Turf's pointOnLine, which takes a Point and a LineString to calculate the closest
// Point on the LineString.
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