Function decode_polyline 

pub fn decode_polyline(encoded: &str) -> Vec<Coord>

Decodes a Google Polyline string back to coordinates.

Examples

use solverforge_maps::{encode_polyline, decode_polyline, Coord};

let original = vec![Coord::new(38.5, -120.2), Coord::new(40.7, -120.95)];
let encoded = encode_polyline(&original);
let decoded = decode_polyline(&encoded);

assert_eq!(decoded.len(), original.len());