text: package pflag
  
  import "strconv"
  
  // -- uint Value
  type uintValue uint
  
  func newUintValue(val uint, p *uint) *uintValue {
  	*p = val
  	return (*uintValue)(p)
  }
  
  func (i *uintValue) Set(s string) error {
  	v, err := strconv.ParseUint(s, 0, 64)
  	*i = uintValue(v)
  	return err
  }
  
  func (i *uintValue) Type() string {
  	return "uint"
  }
  
  func (i *uintValue) String() string { return strconv.FormatUint(uint64(*i), 10) }
  
  func uintConv(sval string) (interface{}, error) {
  	v, err := strconv.ParseUint(sval, 0, 0)
  	if err != nil {
  		return 0, err
  	}
  	return uint(v), nil
  }
  
  // GetUint return the uint value of a flag with the given name
  func (f *FlagSet) GetUint(name string) (uint, error) {
  	val, err := f.getFlagType(name, "uint", uintConv)
  	if err != nil {
  		return 0, err
  	}
  	return val.(uint), nil
  }
  
  // UintVar defines a uint flag with specified name, default value, and usage string.
  // The argument p points to a uint variable in which to store the value of the flag.
  func (f *FlagSet) UintVar(p *uint, name string, value uint, usage string) {
  	f.VarP(newUintValue(value, p), name, "", usage)
  }
  
  // UintVarP is like UintVar, but accepts a shorthand letter that can be used after a single dash.
  func (f *FlagSet) UintVarP(p *uint, name, shorthand string, value uint, usage string) {
  	f.VarP(newUintValue(value, p), name, shorthand, usage)
  }
  
  // UintVar defines a uint flag with specified name, default value, and usage string.
  // The argument p points to a uint  variable in which to store the value of the flag.
  func UintVar(p *uint, name string, value uint, usage string) {
  	CommandLine.VarP(newUintValue(value, p), name, "", usage)
  }
  
  // UintVarP is like UintVar, but accepts a shorthand letter that can be used after a single dash.
  func UintVarP(p *uint, name, shorthand string, value uint, usage string) {
  	CommandLine.VarP(newUintValue(value, p), name, shorthand, usage)
  }
  
  // Uint defines a uint flag with specified name, default value, and usage string.
  // The return value is the address of a uint  variable that stores the value of the flag.
  func (f *FlagSet) Uint(name string, value uint, usage string) *uint {
  	p := new(uint)
  	f.UintVarP(p, name, "", value, usage)
  	return p
  }
  
  // UintP is like Uint, but accepts a shorthand letter that can be used after a single dash.
  func (f *FlagSet) UintP(name, shorthand string, value uint, usage string) *uint {
  	p := new(uint)
  	f.UintVarP(p, name, shorthand, value, usage)
  	return p
  }
  
  // Uint defines a uint flag with specified name, default value, and usage string.
  // The return value is the address of a uint  variable that stores the value of the flag.
  func Uint(name string, value uint, usage string) *uint {
  	return CommandLine.UintP(name, "", value, usage)
  }
  
  // UintP is like Uint, but accepts a shorthand letter that can be used after a single dash.
  func UintP(name, shorthand string, value uint, usage string) *uint {
  	return CommandLine.UintP(name, shorthand, value, usage)
  }
  