package pflag import (	"fmt"	"strconv"	"strings") // -- float32Slice Valuetype float32SliceValue struct {	value   *[]float32	changed bool} func newFloat32SliceValue(val []float32, p *[]float32) *float32SliceValue {	isv := new(float32SliceValue)	isv.value = p	*isv.value = val	return isv} func (s *float32SliceValue) Set(val string) error {	ss := strings.Split(val, ",")	out := make([]float32, len(ss))	for i, d := range ss {		var err error		var temp64 float64		temp64, err = strconv.ParseFloat(d, 32)		if err != nil {			return err		}		out[i] = float32(temp64) 	}	if !s.changed {		*s.value = out	} else {		*s.value = append(*s.value, out...)	}	s.changed = true	return nil} func (s *float32SliceValue) Type() string {	return "float32Slice"} func (s *float32SliceValue) String() string {	out := make([]string, len(*s.value))	for i, d := range *s.value {		out[i] = fmt.Sprintf("%f", d)	}	return "[" + strings.Join(out, ",") + "]"} func (s *float32SliceValue) fromString(val string) (float32, error) {	t64, err := strconv.ParseFloat(val, 32)	if err != nil {		return 0, err	}	return float32(t64), nil} func (s *float32SliceValue) toString(val float32) string {	return fmt.Sprintf("%f", val)} func (s *float32SliceValue) Append(val string) error {	i, err := s.fromString(val)	if err != nil {		return err	}	*s.value = append(*s.value, i)	return nil} func (s *float32SliceValue) Replace(val []string) error {	out := make([]float32, len(val))	for i, d := range val {		var err error		out[i], err = s.fromString(d)		if err != nil {			return err		}	}	*s.value = out	return nil} func (s *float32SliceValue) GetSlice() []string {	out := make([]string, len(*s.value))	for i, d := range *s.value {		out[i] = s.toString(d)	}	return out} func float32SliceConv(val string) (interface{}, error) {	val = strings.Trim(val, "[]")	// Empty string would cause a slice with one (empty) entry	if len(val) == 0 {		return []float32{}, nil	}	ss := strings.Split(val, ",")	out := make([]float32, len(ss))	for i, d := range ss {		var err error		var temp64 float64		temp64, err = strconv.ParseFloat(d, 32)		if err != nil {			return nil, err		}		out[i] = float32(temp64) 	}	return out, nil} // GetFloat32Slice return the []float32 value of a flag with the given namefunc (f *FlagSet) GetFloat32Slice(name string) ([]float32, error) {	val, err := f.getFlagType(name, "float32Slice", float32SliceConv)	if err != nil {		return []float32{}, err	}	return val.([]float32), nil} // Float32SliceVar defines a float32Slice flag with specified name, default value, and usage string.// The argument p points to a []float32 variable in which to store the value of the flag.func (f *FlagSet) Float32SliceVar(p *[]float32, name string, value []float32, usage string) {	f.VarP(newFloat32SliceValue(value, p), name, "", usage)} // Float32SliceVarP is like Float32SliceVar, but accepts a shorthand letter that can be used after a single dash.func (f *FlagSet) Float32SliceVarP(p *[]float32, name, shorthand string, value []float32, usage string) {	f.VarP(newFloat32SliceValue(value, p), name, shorthand, usage)} // Float32SliceVar defines a float32[] flag with specified name, default value, and usage string.// The argument p points to a float32[] variable in which to store the value of the flag.func Float32SliceVar(p *[]float32, name string, value []float32, usage string) {	CommandLine.VarP(newFloat32SliceValue(value, p), name, "", usage)} // Float32SliceVarP is like Float32SliceVar, but accepts a shorthand letter that can be used after a single dash.func Float32SliceVarP(p *[]float32, name, shorthand string, value []float32, usage string) {	CommandLine.VarP(newFloat32SliceValue(value, p), name, shorthand, usage)} // Float32Slice defines a []float32 flag with specified name, default value, and usage string.// The return value is the address of a []float32 variable that stores the value of the flag.func (f *FlagSet) Float32Slice(name string, value []float32, usage string) *[]float32 {	p := []float32{}	f.Float32SliceVarP(&p, name, "", value, usage)	return &p} // Float32SliceP is like Float32Slice, but accepts a shorthand letter that can be used after a single dash.func (f *FlagSet) Float32SliceP(name, shorthand string, value []float32, usage string) *[]float32 {	p := []float32{}	f.Float32SliceVarP(&p, name, shorthand, value, usage)	return &p} // Float32Slice defines a []float32 flag with specified name, default value, and usage string.// The return value is the address of a []float32 variable that stores the value of the flag.func Float32Slice(name string, value []float32, usage string) *[]float32 {	return CommandLine.Float32SliceP(name, "", value, usage)} // Float32SliceP is like Float32Slice, but accepts a shorthand letter that can be used after a single dash.func Float32SliceP(name, shorthand string, value []float32, usage string) *[]float32 {	return CommandLine.Float32SliceP(name, shorthand, value, usage)}