(v1.4.0.9014) bugfix

man/mo_property.Rd

@@ -259,8 +259,10 @@ mo_fullname("S. pyogenes",
             language = "nl")              # "Streptococcus groep A"
 
 # gram stains can be used as a filter
-example_isolates \%>\%
-  filter(is_gram_positive())
+if (require("dplyr")) {
+  example_isolates \%>\%
+    filter(is_gram_positive())
+}
 
 # other --------------------------------------------------------------------
 # get a list with the complete taxonomy (from kingdom to subspecies)