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* upgrade to use testfixtures v3 * simplify logic * make vendor * update per @lunny * Update templates/repo/empty.tmpl * Update templates/repo/empty.tmpl Co-authored-by: Lauris BH <lauris@nix.lv>
175 lines
4.9 KiB
Go
Vendored
175 lines
4.9 KiB
Go
Vendored
package pflag
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import (
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"fmt"
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"strconv"
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"strings"
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)
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// -- float32Slice Value
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type float32SliceValue struct {
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value *[]float32
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changed bool
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}
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func newFloat32SliceValue(val []float32, p *[]float32) *float32SliceValue {
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isv := new(float32SliceValue)
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isv.value = p
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*isv.value = val
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return isv
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}
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func (s *float32SliceValue) Set(val string) error {
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ss := strings.Split(val, ",")
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out := make([]float32, len(ss))
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for i, d := range ss {
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var err error
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var temp64 float64
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temp64, err = strconv.ParseFloat(d, 32)
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if err != nil {
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return err
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}
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out[i] = float32(temp64)
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}
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if !s.changed {
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*s.value = out
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} else {
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*s.value = append(*s.value, out...)
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}
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s.changed = true
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return nil
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}
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func (s *float32SliceValue) Type() string {
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return "float32Slice"
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}
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func (s *float32SliceValue) String() string {
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out := make([]string, len(*s.value))
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for i, d := range *s.value {
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out[i] = fmt.Sprintf("%f", d)
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}
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return "[" + strings.Join(out, ",") + "]"
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}
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func (s *float32SliceValue) fromString(val string) (float32, error) {
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t64, err := strconv.ParseFloat(val, 32)
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if err != nil {
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return 0, err
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}
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return float32(t64), nil
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}
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func (s *float32SliceValue) toString(val float32) string {
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return fmt.Sprintf("%f", val)
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}
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func (s *float32SliceValue) Append(val string) error {
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i, err := s.fromString(val)
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if err != nil {
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return err
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}
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*s.value = append(*s.value, i)
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return nil
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}
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func (s *float32SliceValue) Replace(val []string) error {
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out := make([]float32, len(val))
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for i, d := range val {
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var err error
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out[i], err = s.fromString(d)
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if err != nil {
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return err
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}
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}
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*s.value = out
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return nil
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}
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func (s *float32SliceValue) GetSlice() []string {
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out := make([]string, len(*s.value))
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for i, d := range *s.value {
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out[i] = s.toString(d)
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}
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return out
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}
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func float32SliceConv(val string) (interface{}, error) {
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val = strings.Trim(val, "[]")
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// Empty string would cause a slice with one (empty) entry
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if len(val) == 0 {
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return []float32{}, nil
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}
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ss := strings.Split(val, ",")
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out := make([]float32, len(ss))
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for i, d := range ss {
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var err error
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var temp64 float64
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temp64, err = strconv.ParseFloat(d, 32)
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if err != nil {
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return nil, err
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}
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out[i] = float32(temp64)
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}
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return out, nil
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}
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// GetFloat32Slice return the []float32 value of a flag with the given name
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func (f *FlagSet) GetFloat32Slice(name string) ([]float32, error) {
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val, err := f.getFlagType(name, "float32Slice", float32SliceConv)
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if err != nil {
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return []float32{}, err
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}
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return val.([]float32), nil
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}
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// Float32SliceVar defines a float32Slice flag with specified name, default value, and usage string.
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// The argument p points to a []float32 variable in which to store the value of the flag.
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func (f *FlagSet) Float32SliceVar(p *[]float32, name string, value []float32, usage string) {
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f.VarP(newFloat32SliceValue(value, p), name, "", usage)
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}
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// Float32SliceVarP is like Float32SliceVar, but accepts a shorthand letter that can be used after a single dash.
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func (f *FlagSet) Float32SliceVarP(p *[]float32, name, shorthand string, value []float32, usage string) {
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f.VarP(newFloat32SliceValue(value, p), name, shorthand, usage)
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}
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// Float32SliceVar defines a float32[] flag with specified name, default value, and usage string.
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// The argument p points to a float32[] variable in which to store the value of the flag.
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func Float32SliceVar(p *[]float32, name string, value []float32, usage string) {
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CommandLine.VarP(newFloat32SliceValue(value, p), name, "", usage)
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}
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// Float32SliceVarP is like Float32SliceVar, but accepts a shorthand letter that can be used after a single dash.
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func Float32SliceVarP(p *[]float32, name, shorthand string, value []float32, usage string) {
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CommandLine.VarP(newFloat32SliceValue(value, p), name, shorthand, usage)
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}
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// Float32Slice defines a []float32 flag with specified name, default value, and usage string.
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// The return value is the address of a []float32 variable that stores the value of the flag.
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func (f *FlagSet) Float32Slice(name string, value []float32, usage string) *[]float32 {
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p := []float32{}
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f.Float32SliceVarP(&p, name, "", value, usage)
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return &p
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}
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// Float32SliceP is like Float32Slice, but accepts a shorthand letter that can be used after a single dash.
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func (f *FlagSet) Float32SliceP(name, shorthand string, value []float32, usage string) *[]float32 {
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p := []float32{}
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f.Float32SliceVarP(&p, name, shorthand, value, usage)
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return &p
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}
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// Float32Slice defines a []float32 flag with specified name, default value, and usage string.
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// The return value is the address of a []float32 variable that stores the value of the flag.
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func Float32Slice(name string, value []float32, usage string) *[]float32 {
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return CommandLine.Float32SliceP(name, "", value, usage)
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}
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// Float32SliceP is like Float32Slice, but accepts a shorthand letter that can be used after a single dash.
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func Float32SliceP(name, shorthand string, value []float32, usage string) *[]float32 {
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return CommandLine.Float32SliceP(name, shorthand, value, usage)
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}
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