code: function (layer) {
  		var path = layer._path = L.SVG.create('path');
  
  		// @namespace Path
  		// @option className: String = null
  		// Custom class name set on an element. Only for SVG renderer.
  		if (layer.options.className) {
  			L.DomUtil.addClass(path, layer.options.className);
  		}
  
  		if (layer.options.interactive) {
  			L.DomUtil.addClass(path, 'leaflet-interactive');
  		}
  
  		this._updateStyle(layer);
  	}
docs: methods below are called by vector layers implementations