Merge pull request #163 from richoH/features/completion_only_in_interactive_shells

Only run compctl if it's an interactive shell

completions/rbenv.zsh

@@ -1,3 +1,7 @@
+if [[ ! -o interactive ]]; then
+    return
+fi
+
 compctl -K _rbenv rbenv
 
 _rbenv() {