report unknown commands

This commit is contained in:
Chris Lu 2019-04-23 22:29:36 -07:00
parent 53e2e73de2
commit 067b935763

View file

@ -70,13 +70,18 @@ func RunShell(options ShellOptions) {
} else if cmd == "exit" || cmd == "quit" {
return
} else {
foundCommand := false
for _, c := range commands {
if c.Name() == cmd {
if err := c.Do(args, commandEnv, os.Stdout); err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
}
foundCommand = true
}
}
if !foundCommand {
fmt.Fprintf(os.Stderr, "unknown command: %v\n", cmd)
}
}
}