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config: show default and example values in correct input syntax instead of quoted and escaped golang string syntax

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See #5551
This commit is contained in:
albertony 2021-09-11 21:10:05 +02:00
parent a301478a13
commit b783f09fc6
1 changed files with 31 additions and 22 deletions
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53
fs/config/ui.go
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@ -101,10 +101,12 @@ func Choose(what string, kind string, choices, help []string, defaultValue strin
valueDescription = "your own"
}
fmt.Printf("Choose a number from below, or type in %s %s.\n", valueDescription, kind)
if !required || defaultValue != "" {
// Empty input is allowed if not required is set, or if
// required is set but there is a default value to use.
fmt.Printf("Press Enter for the default (%q).\n", defaultValue)
// Empty input is allowed if not required is set, or if
// required is set but there is a default value to use.
if defaultValue != "" {
fmt.Printf("Press Enter for the default (%s).\n", defaultValue)
} else if !required {
fmt.Printf("Press Enter to leave empty.\n")
}
attributes := []string{terminal.HiRedFg, terminal.HiGreenFg}
for i, text := range choices {
@ -113,7 +115,7 @@ func Choose(what string, kind string, choices, help []string, defaultValue strin
parts := strings.Split(help[i], "\n")
lines = append(lines, parts...)
}
lines = append(lines, fmt.Sprintf("%q", text))
lines = append(lines, fmt.Sprintf("(%s)", text))
pos := i + 1
terminal.WriteString(attributes[i%len(attributes)])
if len(lines) == 1 {
@ -179,12 +181,15 @@ func Choose(what string, kind string, choices, help []string, defaultValue strin
// Enter prompts for an input value of a specified type
func Enter(what string, kind string, defaultValue string, required bool) string {
if !required || defaultValue != "" {
// Empty input is allowed if not required is set, or if
// required is set but there is a default value to use.
fmt.Printf("Enter a %s. Press Enter for the default (%q).\n", kind, defaultValue)
// Empty input is allowed if not required is set, or if
// required is set but there is a default value to use.
fmt.Printf("Enter a %s.", kind)
if defaultValue != "" {
fmt.Printf(" Press Enter for the default (%s).\n", defaultValue)
} else if !required {
fmt.Println(" Press Enter to leave empty.")
} else {
fmt.Printf("Enter a %s.\n", kind)
fmt.Println()
}
for {
fmt.Printf("%s> ", what)
@ -427,18 +432,22 @@ func ChooseOption(o *fs.Option, name string) string {
return ChoosePassword(defaultValue, o.Required)
}
what := fmt.Sprintf("%T value", o.Default)
switch o.Default.(type) {
case bool:
what = "boolean value (true or false)"
case fs.SizeSuffix:
what = "size with suffix K,M,G,T"
case fs.Duration:
what = "duration s,m,h,d,w,M,y"
case int, int8, int16, int32, int64:
what = "signed integer"
case uint, byte, uint16, uint32, uint64:
what = "unsigned integer"
what := "value"
if o.Default != "" {
switch o.Default.(type) {
case bool:
what = "boolean value (true or false)"
case fs.SizeSuffix:
what = "size with suffix K,M,G,T"
case fs.Duration:
what = "duration s,m,h,d,w,M,y"
case int, int8, int16, int32, int64:
what = "signed integer"
case uint, byte, uint16, uint32, uint64:
what = "unsigned integer"
default:
what = fmt.Sprintf("%T value", o.Default)
}
}
var in string
for {