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Merge pull request #166 from codegangsta/fix-generic-flag-help-text

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Fix help text for generic flag to not insinuate that you can specify mul...
This commit is contained in:
Dan Buch
2015-01-08 14:50:16 -05:00
parent 5b9e204508 22dbe6ffdc
commit 21d399c3fa
2 changed files with 9 additions and 5 deletions
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7
flag.go
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@@ -69,10 +69,15 @@ type GenericFlag struct {
EnvVar string
}
// String returns the string representation of the generic flag to display the
// help text to the user (uses the String() method of the generic flag to show
// the value)
func (f GenericFlag) String() string {
return withEnvHint(f.EnvVar, fmt.Sprintf("%s%s %v\t`%v` %s", prefixFor(f.Name), f.Name, f.Value, "-"+f.Name+" option -"+f.Name+" option", f.Usage))
return withEnvHint(f.EnvVar, fmt.Sprintf("%s%s '%v'\t%v", prefixFor(f.Name), f.Name, f.Value, f.Usage))
}
// Apply takes the flagset and calls Set on the generic flag with the value
// provided by the user for parsing by the flag
func (f GenericFlag) Apply(set *flag.FlagSet) {
val := f.Value
if f.EnvVar != "" {