commands/cli: Error if no subcommand matched

538c0487 · Matt Bell · Juan Batiz-Benet · 8af6e437 · 538c0487
Commit 538c0487 authored Oct 31, 2014 by Matt Bell Committed by Juan Batiz-Benet Nov 04, 2014
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cli/parse.go cli/parse.go +5 -0

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--- a/cli/parse.go
+++ b/cli/parse.go
 package cli

 import (
+	"errors"
 	"fmt"
 	"strings"

@@ -30,6 +31,10 @@ func Parse(input []string, roots ...*cmds.Command) (cmds.Request, *cmds.Command,
 		}
 	}

+	if maxLength == 0 {
+		return nil, nil, errors.New("Not a valid subcommand")
+	}
+
 	// TODO: figure out how to know when to read given file(s) as an input stream
 	// (instead of filename arg string)