Fix Luarocks PATH

docs/source/generate_luadoc.sh

@@ -4,15 +4,18 @@ DOCS_SOURCE_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
 FILES_DIR=$DOCS_SOURCE_DIR/../../files
 OUTPUT_DIR=$DOCS_SOURCE_DIR/reference/lua-scripting/generated_html
 
-PATH=$PATH:~/lua-5.1.5/src
-eval "$(luarocks path)"
-
-if [ ! command -v openmwluadocumentor &> /dev/null ]; then
+if ! command -v openmwluadocumentor &> /dev/null
+then
     if [ -f /.dockerenv ] || [ -f /home/docs/omw_luadoc_docker ]; then
         ./install_luadocumentor_in_docker.sh
     fi
 fi
-if [ ! command -v openmwluadocumentor &> /dev/null ]; then
+
+PATH=$PATH:~/luarocks/bin
+eval "$(luarocks path)"
+
+if ! command -v openmwluadocumentor &> /dev/null
+then
     echo "openmwluadocumentor not found; See README.md for installation instructions."
     exit
 fi