complete only one command

gis_completion.bash

@@ -1,16 +1,27 @@
 function _gis_completion {
+    args=" --help --path "
+    commands=" fetch pull "
     cur=${COMP_WORDS[COMP_CWORD]}
     prev=${COMP_WORDS[COMP_CWORD-1]}
+
+    # Handle path completion
     if [[ ${prev} == -p ]] || [[ ${prev} == --path ]]; then
         OLDIFS=$IFS
         IFS='
 '
         COMPREPLY=( $(compgen -d -- "${cur}") )
         IFS=$OLDIFS
-    else
-        args="--help --path fetch pull"
-        COMPREPLY=( $(compgen -W "${args}" -- "${cur}") )
+        return
     fi
+
+    # Complete only one command
+    for word in ${COMP_WORDS[*]}; do
+        if [[ "$commands" == *" ${word} "* ]]; then
+            COMPREPLY=( $(compgen -W "${args}" -- "${cur}") )
+            return
+        fi
+    done
+    COMPREPLY=( $(compgen -W "${commands} ${args}" -- "${cur}") )
 }
 
 complete -o filenames -F _gis_completion gis