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Merge pull request #160 from eparis/len-at-dash

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Provide the length of Args when a -- is found in commandline
This commit is contained in:
Eric Paris 2015-09-17 16:09:08 -05:00
commit 53d96508f5
2 changed files with 12 additions and 2 deletions
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10
cobra_test.go
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@ -416,8 +416,11 @@ func TestGrandChildSameName(t *testing.T) {
}
func TestFlagLong(t *testing.T) {
noRRSetupTest("echo --intone=13 something here")
noRRSetupTest("echo --intone=13 something -- here")
if cmdEcho.ArgsLenAtDash() != 1 {
t.Errorf("expected argsLenAtDash: %d but got %d", 1, cmdRootNoRun.ArgsLenAtDash())
}
if strings.Join(te, " ") != "something here" {
t.Errorf("flags didn't leave proper args remaining..%s given", te)
}
@ -430,8 +433,11 @@ func TestFlagLong(t *testing.T) {
}
func TestFlagShort(t *testing.T) {
noRRSetupTest("echo -i13 something here")
noRRSetupTest("echo -i13 -- something here")
if cmdEcho.ArgsLenAtDash() != 0 {
t.Errorf("expected argsLenAtDash: %d but got %d", 0, cmdRootNoRun.ArgsLenAtDash())
}
if strings.Join(te, " ") != "something here" {
t.Errorf("flags didn't leave proper args remaining..%s given", te)
}

4
command.go
View file

@ -470,6 +470,10 @@ func (c *Command) Root() *Command {
return findRoot(c)
}
func (c *Command) ArgsLenAtDash() int {
return c.Flags().ArgsLenAtDash()
}
func (c *Command) execute(a []string) (err error) {
if c == nil {
return fmt.Errorf("Called Execute() on a nil Command")