Updated ANY signature of add_component

DESCRIPTION

@@ -21,9 +21,9 @@ Imports:
     rmarkdown,
     stringr,
     glue,
-    ymlthis,
-    switchr
+    ymlthis
 Suggests: 
+    switchr,
     highcharter,
     plotly,
     crosstalk,

R/vis_objects.R

@@ -64,14 +64,20 @@ setMethod("add_component",
 setMethod("add_component",
           signature = signature(dashboard = "i2dashboard", component = "ANY"),
           definition = function(dashboard, component, page = "default", title = NULL, ...) {
-            if(!inherits(component, "htmlwidget")) {
-              warning("The object has to inherit from the class 'htmlwidget'.")
-              return(dashboard)
-            }
-            package <- packageSlot(component)
-            if(is.null(package)) {
-              warning("The package name of this HTML widget could not be determined. The component was not added to the dashboard.")
-              return(dashboard)
+
+            # HTMLWIDGETS
+            if(inherits(component, "htmlwidget")) {
+              package <- packageSlot(component)
+
+              if(is.null(package)) {
+                warning("No component added, since the package name of the HTML widget could not be determined.")
+                return(dashboard)
+              }
+
+              return(add_vis_object(dashboard, component, package, page, title, ...))
             }
-            add_vis_object(dashboard, component, package, page, title, ...)
+
+            # OTHER
+            warning("The component did not inherit from any of the currently supported classes ('htmlwidget').")
+            return(dashboard)
             })