Prevent shallow copy of default options (multiple charts) (#240)

* Prevent shallow copy of default options (multiple charts) closes: #238 * Update control.js
Raruto · Apr 23, 2023 · bfafa91 · bfafa91
1 parent 078c555
commit bfafa91
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/control.js b/src/control.js
@@ -174,7 +174,10 @@ export const Elevation = L.Control.Elevation = L.Control.extend({
 	 */
 	initialize: function(opts) {
 
-		opts = L.setOptions(this, opts);
+		// opts = L.setOptions(this, opts);
+
+		// Fixes: https://github.com/Raruto/leaflet-elevation/pull/240
+		opts = L.setOptions(this, L.extend({}, structuredClone(Options), opts)); // "deep copy" nested objects (multiple charts)
 
 		this._data           = [];
 		this._layers         = L.featureGroup();