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@ -24,6 +24,14 @@ func flagSet(name string, flags []Flag) *flag.FlagSet {
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return set
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}
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func eachName(longName string, fn func(string)) {
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parts := strings.Split(longName, ",")
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for _, name := range parts {
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name = strings.Trim(name, " ")
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fn(name)
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}
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}
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type StringSlice []string
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func (f *StringSlice) Set(value string) error {
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@ -46,14 +54,13 @@ type StringSliceFlag struct {
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}
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func (f StringSliceFlag) String() string {
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return fmt.Sprintf("%s%v '%v'\t%v", prefixFor(f.Name), f.Name, "-"+f.Name+" option -"+f.Name+" option", f.Usage)
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return fmt.Sprintf("%s '%v'\t%v", prefixFor(f.Name), f.Name, "-"+f.Name+" option -"+f.Name+" option", f.Usage)
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}
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func (f StringSliceFlag) Apply(set *flag.FlagSet) {
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parts := strings.Split(f.Name, ", ")
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for _, name := range parts {
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eachName(f.Name, func(name string) {
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set.Var(f.Value, name, f.Usage)
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}
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})
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}
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func (f StringSliceFlag) GetName() string {
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@ -88,14 +95,15 @@ type IntSliceFlag struct {
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}
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func (f IntSliceFlag) String() string {
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return fmt.Sprintf("%s%v '%v'\t%v", prefixFor(f.Name), f.Name, "-"+f.Name+" option -"+f.Name+" option", f.Usage)
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firstName := strings.Trim(strings.Split(f.Name, ",")[0], " ")
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pref := prefixFor(firstName)
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return fmt.Sprintf("%s '%v'\t%v", prefixedNames(f.Name), pref+firstName+" option "+pref+firstName+" option", f.Usage)
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}
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func (f IntSliceFlag) Apply(set *flag.FlagSet) {
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parts := strings.Split(f.Name, ", ")
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for _, name := range parts {
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eachName(f.Name, func(name string) {
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set.Var(f.Value, name, f.Usage)
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}
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})
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}
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func (f IntSliceFlag) GetName() string {
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@ -108,14 +116,13 @@ type BoolFlag struct {
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}
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func (f BoolFlag) String() string {
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return fmt.Sprintf("%s%v\t%v", prefixFor(f.Name), f.Name, f.Usage)
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return fmt.Sprintf("%s\t%v", prefixedNames(f.Name), f.Usage)
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}
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func (f BoolFlag) Apply(set *flag.FlagSet) {
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parts := strings.Split(f.Name, ", ")
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for _, name := range parts {
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eachName(f.Name, func(name string) {
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set.Bool(name, false, f.Usage)
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}
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})
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}
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func (f BoolFlag) GetName() string {
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@ -129,14 +136,13 @@ type StringFlag struct {
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}
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func (f StringFlag) String() string {
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return fmt.Sprintf("%s%v '%v'\t%v", prefixFor(f.Name), f.Name, f.Value, f.Usage)
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return fmt.Sprintf("%s '%v'\t%v", prefixedNames(f.Name), f.Value, f.Usage)
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}
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func (f StringFlag) Apply(set *flag.FlagSet) {
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parts := strings.Split(f.Name, ", ")
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for _, name := range parts {
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eachName(f.Name, func(name string) {
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set.String(name, f.Value, f.Usage)
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}
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})
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}
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func (f StringFlag) GetName() string {
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@ -150,14 +156,13 @@ type IntFlag struct {
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}
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func (f IntFlag) String() string {
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return fmt.Sprintf("%s%v '%v'\t%v", prefixFor(f.Name), f.Name, f.Value, f.Usage)
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return fmt.Sprintf("%s '%v'\t%v", prefixedNames(f.Name), f.Value, f.Usage)
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}
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func (f IntFlag) Apply(set *flag.FlagSet) {
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parts := strings.Split(f.Name, ", ")
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for _, name := range parts {
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eachName(f.Name, func(name string) {
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set.Int(name, f.Value, f.Usage)
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}
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})
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}
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func (f IntFlag) GetName() string {
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@ -169,12 +174,13 @@ type helpFlag struct {
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}
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func (f helpFlag) String() string {
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return fmt.Sprintf("--help, -h\t%v", f.Usage)
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return fmt.Sprintf("%s\t%v", prefixedNames("help, h"), f.Usage)
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}
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func (f helpFlag) Apply(set *flag.FlagSet) {
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set.Bool("h", false, f.Usage)
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set.Bool("help", false, f.Usage)
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eachName("help, h", func(name string) {
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set.Bool(name, false, f.Usage)
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})
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}
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func (f helpFlag) GetName() string {
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@ -190,3 +196,15 @@ func prefixFor(name string) (prefix string) {
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return
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}
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func prefixedNames(fullName string) (prefixed string) {
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parts := strings.Split(fullName, ",")
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for i, name := range parts {
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name = strings.Trim(name, " ")
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prefixed += prefixFor(name) + name
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if i < len(parts) - 1 {
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prefixed += ", "
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}
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}
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return
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}
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