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88 lines
3 KiB
Go
88 lines
3 KiB
Go
package pflag
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import "strconv"
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// -- uint64 Value
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type uint64Value uint64
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func newUint64Value(val uint64, p *uint64) *uint64Value {
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*p = val
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return (*uint64Value)(p)
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}
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func (i *uint64Value) Set(s string) error {
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v, err := strconv.ParseUint(s, 0, 64)
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*i = uint64Value(v)
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return err
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}
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func (i *uint64Value) Type() string {
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return "uint64"
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}
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func (i *uint64Value) String() string { return strconv.FormatUint(uint64(*i), 10) }
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func uint64Conv(sval string) (interface{}, error) {
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v, err := strconv.ParseUint(sval, 0, 64)
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if err != nil {
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return 0, err
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}
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return uint64(v), nil
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}
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// GetUint64 return the uint64 value of a flag with the given name
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func (f *FlagSet) GetUint64(name string) (uint64, error) {
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val, err := f.getFlagType(name, "uint64", uint64Conv)
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if err != nil {
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return 0, err
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}
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return val.(uint64), nil
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}
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// Uint64Var defines a uint64 flag with specified name, default value, and usage string.
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// The argument p points to a uint64 variable in which to store the value of the flag.
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func (f *FlagSet) Uint64Var(p *uint64, name string, value uint64, usage string) {
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f.VarP(newUint64Value(value, p), name, "", usage)
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}
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// Uint64VarP is like Uint64Var, but accepts a shorthand letter that can be used after a single dash.
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func (f *FlagSet) Uint64VarP(p *uint64, name, shorthand string, value uint64, usage string) {
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f.VarP(newUint64Value(value, p), name, shorthand, usage)
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}
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// Uint64Var defines a uint64 flag with specified name, default value, and usage string.
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// The argument p points to a uint64 variable in which to store the value of the flag.
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func Uint64Var(p *uint64, name string, value uint64, usage string) {
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CommandLine.VarP(newUint64Value(value, p), name, "", usage)
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}
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// Uint64VarP is like Uint64Var, but accepts a shorthand letter that can be used after a single dash.
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func Uint64VarP(p *uint64, name, shorthand string, value uint64, usage string) {
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CommandLine.VarP(newUint64Value(value, p), name, shorthand, usage)
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}
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// Uint64 defines a uint64 flag with specified name, default value, and usage string.
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// The return value is the address of a uint64 variable that stores the value of the flag.
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func (f *FlagSet) Uint64(name string, value uint64, usage string) *uint64 {
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p := new(uint64)
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f.Uint64VarP(p, name, "", value, usage)
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return p
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}
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// Uint64P is like Uint64, but accepts a shorthand letter that can be used after a single dash.
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func (f *FlagSet) Uint64P(name, shorthand string, value uint64, usage string) *uint64 {
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p := new(uint64)
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f.Uint64VarP(p, name, shorthand, value, usage)
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return p
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}
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// Uint64 defines a uint64 flag with specified name, default value, and usage string.
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// The return value is the address of a uint64 variable that stores the value of the flag.
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func Uint64(name string, value uint64, usage string) *uint64 {
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return CommandLine.Uint64P(name, "", value, usage)
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}
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// Uint64P is like Uint64, but accepts a shorthand letter that can be used after a single dash.
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func Uint64P(name, shorthand string, value uint64, usage string) *uint64 {
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return CommandLine.Uint64P(name, shorthand, value, usage)
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}
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