From e8f1ce501ac3795741916b8400bd186cd7aa2584 Mon Sep 17 00:00:00 2001
From: Jose Diaz-Gonzalez <josegonzalez@users.noreply.github.com>
Date: Fri, 1 Sep 2017 23:43:58 -0400
Subject: [PATCH] fix: check that subcommand is non-zero in length

---
 dokku | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dokku b/dokku
index 1bc015b85..fc686b3c0 100755
--- a/dokku
+++ b/dokku
@@ -125,7 +125,7 @@ execute_dokku_cmd() {
   elif [[ -x $PLUGIN_ENABLED_PATH/$PLUGIN_NAME/subcommands/$PLUGIN_CMD ]]; then
     "$PLUGIN_ENABLED_PATH/$PLUGIN_NAME/subcommands/$PLUGIN_CMD" "$@"
     implemented=1
-  elif [[ -x $PLUGIN_ENABLED_PATH/${PLUGIN_NAME%%:*}/subcommands/${1#*:} ]] && [[ "${1#*:}" != ":" ]]; then
+  elif [[ -x $PLUGIN_ENABLED_PATH/${PLUGIN_NAME%%:*}/subcommands/${1#*:} ]] && [[ -n "${1#*:}" ]]; then
     "$PLUGIN_ENABLED_PATH/${PLUGIN_NAME%%:*}/subcommands/${1#*:}" "$@"
     implemented=1
   fi