1package pflag
2
3import "strconv"
4
5// -- int64 Value
6type int64Value int64
7
8func newInt64Value(val int64, p *int64) *int64Value {
9	*p = val
10	return (*int64Value)(p)
11}
12
13func (i *int64Value) Set(s string) error {
14	v, err := strconv.ParseInt(s, 0, 64)
15	*i = int64Value(v)
16	return err
17}
18
19func (i *int64Value) Type() string {
20	return "int64"
21}
22
23func (i *int64Value) String() string { return strconv.FormatInt(int64(*i), 10) }
24
25func int64Conv(sval string) (interface{}, error) {
26	return strconv.ParseInt(sval, 0, 64)
27}
28
29// GetInt64 return the int64 value of a flag with the given name
30func (f *FlagSet) GetInt64(name string) (int64, error) {
31	val, err := f.getFlagType(name, "int64", int64Conv)
32	if err != nil {
33		return 0, err
34	}
35	return val.(int64), nil
36}
37
38// Int64Var defines an int64 flag with specified name, default value, and usage string.
39// The argument p points to an int64 variable in which to store the value of the flag.
40func (f *FlagSet) Int64Var(p *int64, name string, value int64, usage string) {
41	f.VarP(newInt64Value(value, p), name, "", usage)
42}
43
44// Int64VarP is like Int64Var, but accepts a shorthand letter that can be used after a single dash.
45func (f *FlagSet) Int64VarP(p *int64, name, shorthand string, value int64, usage string) {
46	f.VarP(newInt64Value(value, p), name, shorthand, usage)
47}
48
49// Int64Var defines an int64 flag with specified name, default value, and usage string.
50// The argument p points to an int64 variable in which to store the value of the flag.
51func Int64Var(p *int64, name string, value int64, usage string) {
52	CommandLine.VarP(newInt64Value(value, p), name, "", usage)
53}
54
55// Int64VarP is like Int64Var, but accepts a shorthand letter that can be used after a single dash.
56func Int64VarP(p *int64, name, shorthand string, value int64, usage string) {
57	CommandLine.VarP(newInt64Value(value, p), name, shorthand, usage)
58}
59
60// Int64 defines an int64 flag with specified name, default value, and usage string.
61// The return value is the address of an int64 variable that stores the value of the flag.
62func (f *FlagSet) Int64(name string, value int64, usage string) *int64 {
63	p := new(int64)
64	f.Int64VarP(p, name, "", value, usage)
65	return p
66}
67
68// Int64P is like Int64, but accepts a shorthand letter that can be used after a single dash.
69func (f *FlagSet) Int64P(name, shorthand string, value int64, usage string) *int64 {
70	p := new(int64)
71	f.Int64VarP(p, name, shorthand, value, usage)
72	return p
73}
74
75// Int64 defines an int64 flag with specified name, default value, and usage string.
76// The return value is the address of an int64 variable that stores the value of the flag.
77func Int64(name string, value int64, usage string) *int64 {
78	return CommandLine.Int64P(name, "", value, usage)
79}
80
81// Int64P is like Int64, but accepts a shorthand letter that can be used after a single dash.
82func Int64P(name, shorthand string, value int64, usage string) *int64 {
83	return CommandLine.Int64P(name, shorthand, value, usage)
84}
85