if no pkgdown is present, skip hook.

This is useful for people who use the template and don't have pkgdown activated.

Author: lorenzwalthert

inst/hooks/exported/pkgdown.R

@@ -1,5 +1,14 @@
 #!/usr/bin/env Rscript
 
+if (is.null(pkgdown:::pkgdown_config_path("."))) {
+  rlang::inform(paste0(
+    "{pkgdown} seems not configured, the remainder of the check is skipped. ",
+    "For this hook to not even be invoked, remove `id: pkgdown` from ",
+    "`.pre-commit-config.yaml`."
+  ))
+  quit()
+}
+
 if (!require(pkgdown, quietly = TRUE)) {
   stop("{pkgdown} could not be loaded, please install it.")
 }