flag

Documentation

Index

• Variables
• func Exec(v reflect.Value, cmd []string) (out []reflect.Value, err error)
• func ExecMethod(ctx Context, method, methodCtx reflect.Value, cmd []string) (out []reflect.Value, err error)
• func Help(app string, v reflect.Value)
• func HelpCmd(app string, v reflect.Value, cmd string)
• func HelpMethod(app string, method reflect.Value)
• func Parse(ctx Context, argsType reflect.Type, cmd []string) (args reflect.Value, err error)
• type Cmd
• type Context

Variables

var (
	ErrParamsNotEnough     = errors.New("params not enough")
	ErrTooMuchParams       = errors.New("too much params")
	ErrUnsupportedFlagType = errors.New("unsupported flag type")
	ErrUnsupportedArgType  = errors.New("unsupported argument type")
)

var (
	ErrMethodNotFound         = errors.New("method not found")
	ErrInvalidMethodPrototype = errors.New("invalid method prototype: method input argument count != 2")
)

Functions

func Exec

func Exec(v reflect.Value, cmd []string) (out []reflect.Value, err error)

func ExecMethod

func ExecMethod(
	ctx Context, method, methodCtx reflect.Value, cmd []string) (out []reflect.Value, err error)

func Help

func Help(app string, v reflect.Value)

func HelpCmd

func HelpCmd(app string, v reflect.Value, cmd string)

func HelpMethod

func HelpMethod(app string, method reflect.Value)

func Parse

func Parse(
	ctx Context, argsType reflect.Type, cmd []string) (args reflect.Value, err error)

Types

type Cmd

type Cmd struct{}

type Context

type Context interface {
	Subst(vexp interface{}, ft int) (vres interface{}, err error)
	SubstText(exprvar string, ft int) (v string, err error)
}