update requiredFlagsErr interface, errRequiredFlags struct and associated functions to handle map

This commit is contained in:
Aaron Berns 2019-08-20 10:39:55 -04:00
parent addd467e5b
commit ed4ac1876d

View File

@ -289,23 +289,34 @@ func normalizeFlags(flags []Flag, set *flag.FlagSet) error {
type requiredFlagsErr interface { type requiredFlagsErr interface {
error error
getMissingFlags() []string getMissingFlags() map[string]bool
} }
type errRequiredFlags struct { type errRequiredFlags struct {
missingFlags []string missingFlags map[string]bool
} }
func (e *errRequiredFlags) Error() string { func (e *errRequiredFlags) Error() string {
numberOfMissingFlags := len(e.missingFlags) var missingFlagNames []string
if numberOfMissingFlags == 1 { var missingFlagNamesReqErr []string
return fmt.Sprintf("Required flag %q not set", e.missingFlags[0])
for k, v := range e.missingFlags {
if v == false {
missingFlagNames = append(missingFlagNames, k)
} else {
missingFlagNamesReqErr = append(missingFlagNamesReqErr, k)
} }
joinedMissingFlags := strings.Join(e.missingFlags, ", ") }
numberOfMissingFlags := len(missingFlagNames)
if numberOfMissingFlags == 1 {
return fmt.Sprintf("Required flag %q not set", missingFlagNames[0])
}
joinedMissingFlags := strings.Join(missingFlagNames, ", ")
return fmt.Sprintf("Required flags %q not set", joinedMissingFlags) return fmt.Sprintf("Required flags %q not set", joinedMissingFlags)
} }
func (e *errRequiredFlags) getMissingFlags() []string { func (e *errRequiredFlags) getMissingFlags() map[string]bool {
return e.missingFlags return e.missingFlags
} }