podman
88 строк · 3.0 Кб
1package pflag
2
3import "strconv"
4
5// -- uint16 value
6type uint16Value uint16
7
8func newUint16Value(val uint16, p *uint16) *uint16Value {
9*p = val
10return (*uint16Value)(p)
11}
12
13func (i *uint16Value) Set(s string) error {
14v, err := strconv.ParseUint(s, 0, 16)
15*i = uint16Value(v)
16return err
17}
18
19func (i *uint16Value) Type() string {
20return "uint16"
21}
22
23func (i *uint16Value) String() string { return strconv.FormatUint(uint64(*i), 10) }
24
25func uint16Conv(sval string) (interface{}, error) {
26v, err := strconv.ParseUint(sval, 0, 16)
27if err != nil {
28return 0, err
29}
30return uint16(v), nil
31}
32
33// GetUint16 return the uint16 value of a flag with the given name
34func (f *FlagSet) GetUint16(name string) (uint16, error) {
35val, err := f.getFlagType(name, "uint16", uint16Conv)
36if err != nil {
37return 0, err
38}
39return val.(uint16), nil
40}
41
42// Uint16Var defines a uint flag with specified name, default value, and usage string.
43// The argument p points to a uint variable in which to store the value of the flag.
44func (f *FlagSet) Uint16Var(p *uint16, name string, value uint16, usage string) {
45f.VarP(newUint16Value(value, p), name, "", usage)
46}
47
48// Uint16VarP is like Uint16Var, but accepts a shorthand letter that can be used after a single dash.
49func (f *FlagSet) Uint16VarP(p *uint16, name, shorthand string, value uint16, usage string) {
50f.VarP(newUint16Value(value, p), name, shorthand, usage)
51}
52
53// Uint16Var defines a uint flag with specified name, default value, and usage string.
54// The argument p points to a uint variable in which to store the value of the flag.
55func Uint16Var(p *uint16, name string, value uint16, usage string) {
56CommandLine.VarP(newUint16Value(value, p), name, "", usage)
57}
58
59// Uint16VarP is like Uint16Var, but accepts a shorthand letter that can be used after a single dash.
60func Uint16VarP(p *uint16, name, shorthand string, value uint16, usage string) {
61CommandLine.VarP(newUint16Value(value, p), name, shorthand, usage)
62}
63
64// Uint16 defines a uint flag with specified name, default value, and usage string.
65// The return value is the address of a uint variable that stores the value of the flag.
66func (f *FlagSet) Uint16(name string, value uint16, usage string) *uint16 {
67p := new(uint16)
68f.Uint16VarP(p, name, "", value, usage)
69return p
70}
71
72// Uint16P is like Uint16, but accepts a shorthand letter that can be used after a single dash.
73func (f *FlagSet) Uint16P(name, shorthand string, value uint16, usage string) *uint16 {
74p := new(uint16)
75f.Uint16VarP(p, name, shorthand, value, usage)
76return p
77}
78
79// Uint16 defines a uint flag with specified name, default value, and usage string.
80// The return value is the address of a uint variable that stores the value of the flag.
81func Uint16(name string, value uint16, usage string) *uint16 {
82return CommandLine.Uint16P(name, "", value, usage)
83}
84
85// Uint16P is like Uint16, but accepts a shorthand letter that can be used after a single dash.
86func Uint16P(name, shorthand string, value uint16, usage string) *uint16 {
87return CommandLine.Uint16P(name, shorthand, value, usage)
88}
89