simplify code checking for knitr

diff --git a/bin/generate_md_episodes.R b/bin/generate_md_episodes.R
index c121d68eff6fb86876a9bb9c882e2061b52e6b14..6d8a2d784339382bb2c8c85bfd34b25efb4b5faa 100644 (file)
--- a/bin/generate_md_episodes.R
+++ b/bin/generate_md_episodes.R
@@ -1,8 +1,7 @@
 generate_md_episodes <- function() {
 
-    if (require("knitr") && packageVersion("knitr") < '1.9.19') {
-            stop("knitr must be version 1.9.20 or higher")
-    } else stop("knitr 1.9.20 or above is needed to build the lessons.")
+    if (require("knitr") && packageVersion("knitr") < '1.9.19')
+        stop("knitr must be version 1.9.20 or higher")
 
     if (!require("stringr"))
         stop("The package stringr is required for generating the lessons.")