podman
1package pflag2
3// -- stringArray Value
4type stringArrayValue struct {5value *[]string6changed bool7}
8
9func newStringArrayValue(val []string, p *[]string) *stringArrayValue {10ssv := new(stringArrayValue)11ssv.value = p12*ssv.value = val13return ssv14}
15
16func (s *stringArrayValue) Set(val string) error {17if !s.changed {18*s.value = []string{val}19s.changed = true20} else {21*s.value = append(*s.value, val)22}23return nil24}
25
26func (s *stringArrayValue) Append(val string) error {27*s.value = append(*s.value, val)28return nil29}
30
31func (s *stringArrayValue) Replace(val []string) error {32out := make([]string, len(val))33for i, d := range val {34var err error35out[i] = d36if err != nil {37return err38}39}40*s.value = out41return nil42}
43
44func (s *stringArrayValue) GetSlice() []string {45out := make([]string, len(*s.value))46for i, d := range *s.value {47out[i] = d48}49return out50}
51
52func (s *stringArrayValue) Type() string {53return "stringArray"54}
55
56func (s *stringArrayValue) String() string {57str, _ := writeAsCSV(*s.value)58return "[" + str + "]"59}
60
61func stringArrayConv(sval string) (interface{}, error) {62sval = sval[1 : len(sval)-1]63// An empty string would cause a array with one (empty) string64if len(sval) == 0 {65return []string{}, nil66}67return readAsCSV(sval)68}
69
70// GetStringArray return the []string value of a flag with the given name
71func (f *FlagSet) GetStringArray(name string) ([]string, error) {72val, err := f.getFlagType(name, "stringArray", stringArrayConv)73if err != nil {74return []string{}, err75}76return val.([]string), nil77}
78
79// StringArrayVar defines a string flag with specified name, default value, and usage string.
80// The argument p points to a []string variable in which to store the values of the multiple flags.
81// The value of each argument will not try to be separated by comma. Use a StringSlice for that.
82func (f *FlagSet) StringArrayVar(p *[]string, name string, value []string, usage string) {83f.VarP(newStringArrayValue(value, p), name, "", usage)84}
85
86// StringArrayVarP is like StringArrayVar, but accepts a shorthand letter that can be used after a single dash.
87func (f *FlagSet) StringArrayVarP(p *[]string, name, shorthand string, value []string, usage string) {88f.VarP(newStringArrayValue(value, p), name, shorthand, usage)89}
90
91// StringArrayVar defines a string flag with specified name, default value, and usage string.
92// The argument p points to a []string variable in which to store the value of the flag.
93// The value of each argument will not try to be separated by comma. Use a StringSlice for that.
94func StringArrayVar(p *[]string, name string, value []string, usage string) {95CommandLine.VarP(newStringArrayValue(value, p), name, "", usage)96}
97
98// StringArrayVarP is like StringArrayVar, but accepts a shorthand letter that can be used after a single dash.
99func StringArrayVarP(p *[]string, name, shorthand string, value []string, usage string) {100CommandLine.VarP(newStringArrayValue(value, p), name, shorthand, usage)101}
102
103// StringArray defines a string flag with specified name, default value, and usage string.
104// The return value is the address of a []string variable that stores the value of the flag.
105// The value of each argument will not try to be separated by comma. Use a StringSlice for that.
106func (f *FlagSet) StringArray(name string, value []string, usage string) *[]string {107p := []string{}108f.StringArrayVarP(&p, name, "", value, usage)109return &p110}
111
112// StringArrayP is like StringArray, but accepts a shorthand letter that can be used after a single dash.
113func (f *FlagSet) StringArrayP(name, shorthand string, value []string, usage string) *[]string {114p := []string{}115f.StringArrayVarP(&p, name, shorthand, value, usage)116return &p117}
118
119// StringArray defines a string flag with specified name, default value, and usage string.
120// The return value is the address of a []string variable that stores the value of the flag.
121// The value of each argument will not try to be separated by comma. Use a StringSlice for that.
122func StringArray(name string, value []string, usage string) *[]string {123return CommandLine.StringArrayP(name, "", value, usage)124}
125
126// StringArrayP is like StringArray, but accepts a shorthand letter that can be used after a single dash.
127func StringArrayP(name, shorthand string, value []string, usage string) *[]string {128return CommandLine.StringArrayP(name, shorthand, value, usage)129}
130