Function encode_polyline 

pub fn encode_polyline(coords: &[Coord]) -> String

Encodes coordinates using Google Polyline Algorithm.

Examples

use solverforge_maps::{encode_polyline, Coord};

let encoded = encode_polyline(&[Coord::new(38.5, -120.2)]);
assert!(!encoded.is_empty());

let empty = encode_polyline(&[]);
assert!(empty.is_empty());