Fix docker version parsing (spaceship-prompt#582)

georgegg · Dec 5, 2018 · c092d09 · c092d09
1 parent 382b058
commit c092d09
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/sections/docker.zsh b/sections/docker.zsh
@@ -53,8 +53,7 @@ spaceship_docker() {
   local docker_version=$(docker version -f "{{.Server.Version}}" 2>/dev/null)
   [[ -z $docker_version ]] && return
 
-  # Split output on separator (-) and return the first element from resulting array
-  [[ $SPACESHIP_DOCKER_VERBOSE == false ]] && docker_version=${${(@s|-|)docker_version}[1]}
+  [[ $SPACESHIP_DOCKER_VERBOSE == false ]] && docker_version=${docker_version%-*}
 
   if [[ -n $DOCKER_MACHINE_NAME ]]; then
     docker_version+=" via ($DOCKER_MACHINE_NAME)"