Merge pull request #122 from posener/gen

Autogenerate compflag code

1 files changed, 10 insertions, 172 deletions

diff --git a/compflag/compflag.go b/compflag/compflag.go
index fb1e852..2048c74 100644
--- a/compflag/compflag.go
+++ b/compflag/compflag.go
@@ -36,13 +36,11 @@ package compflag
 
 import (
 	"flag"
-	"fmt"
 	"os"
 	"strconv"
 	"time"
 
 	"github.com/posener/complete/v2"
-	"github.com/posener/complete/v2/predict"
 )
 
 // FlagSet is bash completion enabled flag.FlagSet.
@@ -69,30 +67,6 @@ func (fs *FlagSet) Complete() {
 	complete.Complete(fs.Name(), complete.FlagSet((*flag.FlagSet)(CommandLine)))
 }
 
-func (fs *FlagSet) String(name string, value string, usage string, options ...predict.Option) *string {
-	p := new(string)
-	(*flag.FlagSet)(fs).Var(newStringValue(value, p, predict.Options(options...)), name, usage)
-	return p
-}
-
-func (fs *FlagSet) Bool(name string, value bool, usage string, options ...predict.Option) *bool {
-	p := new(bool)
-	(*flag.FlagSet)(fs).Var(newBoolValue(value, p, predict.Options(options...)), name, usage)
-	return p
-}
-
-func (fs *FlagSet) Int(name string, value int, usage string, options ...predict.Option) *int {
-	p := new(int)
-	(*flag.FlagSet)(fs).Var(newIntValue(value, p, predict.Options(options...)), name, usage)
-	return p
-}
-
-func (fs *FlagSet) Duration(name string, value time.Duration, usage string, options ...predict.Option) *time.Duration {
-	p := new(time.Duration)
-	(*flag.FlagSet)(fs).Var(newDurationValue(value, p, predict.Options(options...)), name, usage)
-	return p
-}
-
 var CommandLine = (*FlagSet)(flag.CommandLine)
 
 // Parse parses command line arguments. It also performs bash completion when needed.
@@ -101,164 +75,28 @@ func Parse() {
 	CommandLine.Parse(os.Args[1:])
 }
 
-func String(name string, value string, usage string, options ...predict.Option) *string {
-	return CommandLine.String(name, value, usage, options...)
-}
-
-func Bool(name string, value bool, usage string, options ...predict.Option) *bool {
-	return CommandLine.Bool(name, value, usage, options...)
-}
-
-func Int(name string, value int, usage string, options ...predict.Option) *int {
-	return CommandLine.Int(name, value, usage, options...)
-}
-
-func Duration(name string, value time.Duration, usage string, options ...predict.Option) *time.Duration {
-	return CommandLine.Duration(name, value, usage, options...)
-}
-
-type boolValue struct {
-	v *bool
-	predict.Config
-}
-
-func newBoolValue(val bool, p *bool, c predict.Config) *boolValue {
-	*p = val
-	return &boolValue{v: p, Config: c}
-}
-
-func (b *boolValue) Set(val string) error {
-	v, err := strconv.ParseBool(val)
-	*b.v = v
-	if err != nil {
-		return fmt.Errorf("bad value for bool flag")
-	}
-	return b.Check(val)
-}
-
-func (b *boolValue) Get() interface{} { return *b.v }
-
-func (b *boolValue) String() string {
-	if b == nil || b.v == nil {
-		return strconv.FormatBool(false)
-	}
-	return strconv.FormatBool(*b.v)
-}
-
-func (b *boolValue) IsBoolFlag() bool { return true }
-
-func (b *boolValue) Predict(prefix string) []string {
-	if b.Predictor != nil {
-		return b.Predictor.Predict(prefix)
-	}
+func predictBool(value bool, prefix string) []string {
 	// If false, typing the bool flag is expected to turn it on, so there is nothing to complete
 	// after the flag.
-	if !*b.v {
+	if !value {
 		return nil
 	}
 	// Otherwise, suggest only to turn it off.
 	return []string{"false"}
 }
 
-type stringValue struct {
-	v *string
-	predict.Config
-}
+func parseString(s string) (string, error) { return s, nil }
 
-func newStringValue(val string, p *string, c predict.Config) *stringValue {
-	*p = val
-	return &stringValue{v: p, Config: c}
-}
+func formatString(v string) string { return v }
 
-func (s *stringValue) Set(val string) error {
-	*s.v = val
-	return s.Check(val)
-}
+func parseInt(s string) (int, error) { return strconv.Atoi(s) }
 
-func (s *stringValue) Get() interface{} {
-	return *s.v
-}
-
-func (s *stringValue) String() string {
-	if s == nil || s.v == nil {
-		return ""
-	}
-	return *s.v
-}
-
-func (s *stringValue) Predict(prefix string) []string {
-	if s.Predictor != nil {
-		return s.Predictor.Predict(prefix)
-	}
-	return []string{""}
-}
-
-type intValue struct {
-	v *int
-	predict.Config
-}
-
-func newIntValue(val int, p *int, c predict.Config) *intValue {
-	*p = val
-	return &intValue{v: p, Config: c}
-}
+func formatInt(v int) string { return strconv.Itoa(v) }
 
-func (i *intValue) Set(val string) error {
-	v, err := strconv.ParseInt(val, 0, strconv.IntSize)
-	*i.v = int(v)
-	if err != nil {
-		return fmt.Errorf("bad value for int flag")
-	}
-	return i.Check(val)
-}
+func parseBool(s string) (bool, error) { return strconv.ParseBool(s) }
 
-func (i *intValue) Get() interface{} { return *i.v }
+func formatBool(v bool) string { return strconv.FormatBool(v) }
 
-func (i *intValue) String() string {
-	if i == nil || i.v == nil {
-		return strconv.Itoa(0)
-	}
-	return strconv.Itoa(*i.v)
-}
+func parseDuration(s string) (time.Duration, error) { return time.ParseDuration(s) }
 
-func (s *intValue) Predict(prefix string) []string {
-	if s.Predictor != nil {
-		return s.Predictor.Predict(prefix)
-	}
-	return []string{""}
-}
-
-type durationValue struct {
-	v *time.Duration
-	predict.Config
-}
-
-func newDurationValue(val time.Duration, p *time.Duration, c predict.Config) *durationValue {
-	*p = val
-	return &durationValue{v: p, Config: c}
-}
-
-func (i *durationValue) Set(val string) error {
-	v, err := time.ParseDuration(val)
-	*i.v = v
-	if err != nil {
-		return fmt.Errorf("bad value for duration flag")
-	}
-	return i.Check(val)
-}
-
-func (i *durationValue) Get() interface{} { return *i.v }
-
-func (i *durationValue) String() string {
-	if i == nil || i.v == nil {
-		return time.Duration(0).String()
-	}
-	return i.v.String()
-}
-
-func (s *durationValue) Predict(prefix string) []string {
-	if s.Predictor != nil {
-		return s.Predictor.Predict(prefix)
-	}
-	return []string{""}
-}
+func formatDuration(v time.Duration) string { return v.String() }