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Scott Bakere7144bc2019-10-01 14:16:47 -07001package pflag
2
3import "strconv"
4
5// -- int16 Value
6type int16Value int16
7
8func newInt16Value(val int16, p *int16) *int16Value {
9 *p = val
10 return (*int16Value)(p)
11}
12
13func (i *int16Value) Set(s string) error {
14 v, err := strconv.ParseInt(s, 0, 16)
15 *i = int16Value(v)
16 return err
17}
18
19func (i *int16Value) Type() string {
20 return "int16"
21}
22
23func (i *int16Value) String() string { return strconv.FormatInt(int64(*i), 10) }
24
25func int16Conv(sval string) (interface{}, error) {
26 v, err := strconv.ParseInt(sval, 0, 16)
27 if err != nil {
28 return 0, err
29 }
30 return int16(v), nil
31}
32
33// GetInt16 returns the int16 value of a flag with the given name
34func (f *FlagSet) GetInt16(name string) (int16, error) {
35 val, err := f.getFlagType(name, "int16", int16Conv)
36 if err != nil {
37 return 0, err
38 }
39 return val.(int16), nil
40}
41
42// Int16Var defines an int16 flag with specified name, default value, and usage string.
43// The argument p points to an int16 variable in which to store the value of the flag.
44func (f *FlagSet) Int16Var(p *int16, name string, value int16, usage string) {
45 f.VarP(newInt16Value(value, p), name, "", usage)
46}
47
48// Int16VarP is like Int16Var, but accepts a shorthand letter that can be used after a single dash.
49func (f *FlagSet) Int16VarP(p *int16, name, shorthand string, value int16, usage string) {
50 f.VarP(newInt16Value(value, p), name, shorthand, usage)
51}
52
53// Int16Var defines an int16 flag with specified name, default value, and usage string.
54// The argument p points to an int16 variable in which to store the value of the flag.
55func Int16Var(p *int16, name string, value int16, usage string) {
56 CommandLine.VarP(newInt16Value(value, p), name, "", usage)
57}
58
59// Int16VarP is like Int16Var, but accepts a shorthand letter that can be used after a single dash.
60func Int16VarP(p *int16, name, shorthand string, value int16, usage string) {
61 CommandLine.VarP(newInt16Value(value, p), name, shorthand, usage)
62}
63
64// Int16 defines an int16 flag with specified name, default value, and usage string.
65// The return value is the address of an int16 variable that stores the value of the flag.
66func (f *FlagSet) Int16(name string, value int16, usage string) *int16 {
67 p := new(int16)
68 f.Int16VarP(p, name, "", value, usage)
69 return p
70}
71
72// Int16P is like Int16, but accepts a shorthand letter that can be used after a single dash.
73func (f *FlagSet) Int16P(name, shorthand string, value int16, usage string) *int16 {
74 p := new(int16)
75 f.Int16VarP(p, name, shorthand, value, usage)
76 return p
77}
78
79// Int16 defines an int16 flag with specified name, default value, and usage string.
80// The return value is the address of an int16 variable that stores the value of the flag.
81func Int16(name string, value int16, usage string) *int16 {
82 return CommandLine.Int16P(name, "", value, usage)
83}
84
85// Int16P is like Int16, but accepts a shorthand letter that can be used after a single dash.
86func Int16P(name, shorthand string, value int16, usage string) *int16 {
87 return CommandLine.Int16P(name, shorthand, value, usage)
88}