Add zsh completion for 'docker build --build-arg'
@@ -459,6 +459,7 @@ __docker_subcommand() {
_arguments \
$opts_help \
$opts_cpumemlimit \
+ "($help)*--build-arg[Set build-time variables]:<varname>=<value>: " \
"($help -f --file)"{-f,--file=-}"[Name of the Dockerfile]:Dockerfile:_files" \
"($help)--force-rm[Always remove intermediate containers]" \
"($help)--no-cache[Do not use cache when building the image]" \
