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authorEd Santiago <santiago@redhat.com>2019-02-26 12:28:35 -0700
committerEd Santiago <santiago@redhat.com>2019-02-27 14:20:29 -0700
commit9934507d74c97bccb753b04873eb74652600b6ff (patch)
treee4519b72b661fd87759f7544bef1dd4a87852c3b /cmd/podman/containers_prune.go
parent4e553cfd468c06ae45a88c51c57137dc4607ffe4 (diff)
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Command-line input validation: reject unused args
Several podman commands accept no subcommands. Some of those were not actually checking, though, which could lead to user confusion. Added validation where missing; and, refactored to minimize duplication. (Side note: I decided against using cobra.NoArgs because its error message, "unknown command", misleadingly implies that there are known ones). Also added validation to varlink Signed-off-by: Ed Santiago <santiago@redhat.com>
Diffstat (limited to 'cmd/podman/containers_prune.go')
-rw-r--r--cmd/podman/containers_prune.go1
1 files changed, 1 insertions, 0 deletions
diff --git a/cmd/podman/containers_prune.go b/cmd/podman/containers_prune.go
index 6e4960429..0d0e75332 100644
--- a/cmd/podman/containers_prune.go
+++ b/cmd/podman/containers_prune.go
@@ -21,6 +21,7 @@ var (
`
_pruneContainersCommand = &cobra.Command{
Use: "prune",
+ Args: noSubArgs,
Short: "Remove all stopped containers",
Long: pruneContainersDescription,
RunE: func(cmd *cobra.Command, args []string) error {