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Added an API and test case for number of flags set

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This commit is contained in:
Ravi Gadde 2015-02-26 13:51:01 -08:00
parent 50c77ecec0
commit bcec9b08c7
2 changed files with 17 additions and 0 deletions
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5
context.go
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@ -106,6 +106,11 @@ func (c *Context) GlobalGeneric(name string) interface{} {
return lookupGeneric(name, c.globalSet)
}
// Returns the number of flags set
func (c *Context) NumFlags() int {
return c.flagSet.NFlag()
}
// Determines if the flag was actually set
func (c *Context) IsSet(name string) bool {
if c.setFlags == nil {

12
context_test.go
View File

@ -97,3 +97,15 @@ func TestContext_GlobalIsSet(t *testing.T) {
expect(t, c.GlobalIsSet("myflagGlobalUnset"), false)
expect(t, c.GlobalIsSet("bogusGlobal"), false)
}
func TestContext_NumFlags(t *testing.T) {
set := flag.NewFlagSet("test", 0)
set.Bool("myflag", false, "doc")
set.String("otherflag", "hello world", "doc")
globalSet := flag.NewFlagSet("test", 0)
globalSet.Bool("myflagGlobal", true, "doc")
c := cli.NewContext(nil, set, globalSet)
set.Parse([]string{"--myflag", "--otherflag=foo"})
globalSet.Parse([]string{"--myflagGlobal"})
expect(t, c.NumFlags(), 2)
}