Merge pull request #30 from lawrencegripper/lg/defaulttobash

Default to /bin/bash on exec

cmd/devcontainer/devcontainer.go

@@ -67,15 +67,20 @@ func createListCommand() *cobra.Command {
 
 func createExecCommand() *cobra.Command {
  cmd := &cobra.Command{
- Use: "exec DEVCONTAINER_NAME COMMAND [args...]",
+ Use: "exec DEVCONTAINER_NAME COMMAND [args...] (args will default to /bin/bash if none provided)",
  Short: "Execute a command in a devcontainer",
  Long: "Execute a command in a devcontainer, similar to `docker exec`. Pass `?` as DEVCONTAINER_NAME to be prompted.",
  RunE: func(cmd *cobra.Command, args []string) error {
 
- if len(args) < 2 {
+ if len(args) < 1 {
  return cmd.Usage()
  }
 
+ // Default to executing /bin/bash
+ if (len(args) == 1) {
+ args = append(args, "/bin/bash")
+ }
+
  devcontainerName := args[0]
  devcontainerList, err := devcontainers.ListDevcontainers()
  if err != nil {