flag

Package flag implements command-line flag parsing.

API

    func Arg(i int) string
    func Args() []string
    func Bool(name string, value bool, usage string) *bool
    func BoolVar(p *bool, name string, value bool, usage string)
    func Duration(name string, value time.Duration, usage string) *time.Duration
    func DurationVar(p *time.Duration, name string, value time.Duration, usage string)
    func Float64(name string, value float64, usage string) *float64
    func Float64Var(p *float64, name string, value float64, usage string)
    func Int(name string, value int, usage string) *int
    func Int64(name string, value int64, usage string) *int64
    func Int64Var(p *int64, name string, value int64, usage string)
    func IntVar(p *int, name string, value int, usage string)
    func NArg() int
    func NFlag() int
    func Parse()
    func Parsed() bool
    func PrintDefaults()
    func Set(name, value string) error
    func String(name string, value string, usage string) *string
    func StringVar(p *string, name string, value string, usage string)
    func Uint(name string, value uint, usage string) *uint
    func Uint64(name string, value uint64, usage string) *uint64
    func Uint64Var(p *uint64, name string, value uint64, usage string)
    func UintVar(p *uint, name string, value uint, usage string)
    func UnquoteUsage(flag *Flag) (name string, usage string)
    func Var(value Value, name string, usage string)
    func Visit(fn func(*Flag))
    func VisitAll(fn func(*Flag))

type ErrorHandling
type Flag

    func Lookup(name string) *Flag

type FlagSet

    func NewFlagSet(name string, errorHandling ErrorHandling) *FlagSet
    func (f *FlagSet) Arg(i int) string
    func (f *FlagSet) Args() []string
    func (f *FlagSet) Bool(name string, value bool, usage string) *bool
    func (f *FlagSet) BoolVar(p *bool, name string, value bool, usage string)
    func (f *FlagSet) Duration(name string, value time.Duration, usage string) *time.Duration
    func (f *FlagSet) DurationVar(p *time.Duration, name string, value time.Duration, usage string)
    func (f *FlagSet) ErrorHandling() ErrorHandling
    func (f *FlagSet) Float64(name string, value float64, usage string) *float64
    func (f *FlagSet) Float64Var(p *float64, name string, value float64, usage string)
    func (f *FlagSet) Init(name string, errorHandling ErrorHandling)
    func (f *FlagSet) Int(name string, value int, usage string) *int
    func (f *FlagSet) Int64(name string, value int64, usage string) *int64
    func (f *FlagSet) Int64Var(p *int64, name string, value int64, usage string)
    func (f *FlagSet) IntVar(p *int, name string, value int, usage string)
    func (f *FlagSet) Lookup(name string) *Flag
    func (f *FlagSet) NArg() int
    func (f *FlagSet) NFlag() int
    func (f *FlagSet) Name() string
    func (f *FlagSet) Output() io.Writer
    func (f *FlagSet) Parse(arguments []string) error
    func (f *FlagSet) Parsed() bool
    func (f *FlagSet) PrintDefaults()
    func (f *FlagSet) Set(name, value string) error
    func (f *FlagSet) SetOutput(output io.Writer)
    func (f *FlagSet) String(name string, value string, usage string) *string
    func (f *FlagSet) StringVar(p *string, name string, value string, usage string)
    func (f *FlagSet) Uint(name string, value uint, usage string) *uint
    func (f *FlagSet) Uint64(name string, value uint64, usage string) *uint64
    func (f *FlagSet) Uint64Var(p *uint64, name string, value uint64, usage string)
    func (f *FlagSet) UintVar(p *uint, name string, value uint, usage string)
    func (f *FlagSet) Var(value Value, name string, usage string)
    func (f *FlagSet) Visit(fn func(*Flag))
    func (f *FlagSet) VisitAll(fn func(*Flag))

type Getter
type Value