Merge pull request #28 from containous/fix-empty-args

fix splitArgs on empty args
containous · Jun 2, 2016 · b98687d · b98687d
2 parents 68129e4 + 3fa6d1c
commit b98687d
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/flaeg.go b/flaeg.go
@@ -719,7 +719,7 @@ func (f *Flaeg) Parse(cmd *Command) (*Command, error) {
 
 //splitArgs takes args (type []string) and return command ("" if rootCommand) and command's args
 func splitArgs(args []string) (string, []string) {
-	if len(args) >= 1 && string(args[0][0]) != "-" {
+	if len(args) >= 1 && len(args[0]) >= 1 && string(args[0][0]) != "-" {
 		if len(args) == 1 {
 			return strings.ToLower(args[0]), []string{}
 		}

diff --git a/flaeg_test.go b/flaeg_test.go
@@ -2576,13 +2576,15 @@ func TestArgsToLower(t *testing.T) {
 
 func TestSplitArgs(t *testing.T) {
 	inSlice := [][]string{
+		[]string{""},
 		[]string{"-a"},
 		[]string{"--arg=toto", "-atata"},
 		[]string{"cmd"},
 		[]string{"cmd", "-a"},
 		[]string{"cmd", "--arg=toto", "-atata"},
 	}
 	checkSlice := [][]string{
+		[]string{"", ""},
 		[]string{"", "-a"},
 		[]string{"", "--arg=toto", "-atata"},
 		[]string{"cmd"},