code: function addSelects(vSelects, sExpandPath) {
  			if (!Array.isArray(vSelects)) {
  				vSelects = vSelects.split(",");
  			}
  			vSelects.forEach(function (sSelect) {
  				var iIndex = sSelect.indexOf("/");
  
  				if (iIndex >= 0 && sSelect.indexOf(".") < 0) {
  					// only strip if there is no type cast and no bound action (avoid "correcting"
  					// unsupported selects in V2)
  					sSelect = sSelect.slice(0, iIndex);
  				}
  				mSelects[_Helper.buildPath(sExpandPath, sSelect)] = true;
  			});
  		}
docs: Strips all selects to their first segment and adds them to mSelects.
  
  @param {string|string[]} vSelects The selects for the given expand path as
  comma-separated list or array
  @param {string} [sExpandPath] The expand path