diff --git a/flag.go b/flag.go index ddd6ef8..7426d37 100644 --- a/flag.go +++ b/flag.go @@ -67,10 +67,15 @@ type GenericFlag struct { EnvVar string } +// String returns the string representation of the generic flag to display the +// help text to the user (uses the String() method of the generic flag to show +// the value) func (f GenericFlag) String() string { - return withEnvHint(f.EnvVar, fmt.Sprintf("%s%s %v\t`%v` %s", prefixFor(f.Name), f.Name, f.Value, "-"+f.Name+" option -"+f.Name+" option", f.Usage)) + return withEnvHint(f.EnvVar, fmt.Sprintf("%s%s '%v'\t%v", prefixFor(f.Name), f.Name, f.Value, f.Usage)) } +// Apply takes the flagset and calls Set on the generic flag with the value +// provided by the user for parsing by the flag func (f GenericFlag) Apply(set *flag.FlagSet) { val := f.Value if f.EnvVar != "" { diff --git a/flag_test.go b/flag_test.go index 4f0ba55..3ed07cd 100644 --- a/flag_test.go +++ b/flag_test.go @@ -262,15 +262,14 @@ var genericFlagTests = []struct { value cli.Generic expected string }{ - {"help", &Parser{}, "--help \t`-help option -help option` "}, - {"h", &Parser{}, "-h \t`-h option -h option` "}, - {"test", &Parser{}, "--test \t`-test option -test option` "}, + {"test", &Parser{"abc", "def"}, "--test 'abc,def'\ttest flag"}, + {"t", &Parser{"abc", "def"}, "-t 'abc,def'\ttest flag"}, } func TestGenericFlagHelpOutput(t *testing.T) { for _, test := range genericFlagTests { - flag := cli.GenericFlag{Name: test.name} + flag := cli.GenericFlag{Name: test.name, Value: test.value, Usage: "test flag"} output := flag.String() if output != test.expected {