Merge remote-tracking branch 'origin/main' into michaeljs1990-add-flag-category-support

flag_string.go

@@ -5,11 +5,6 @@ import (
 	"fmt"
 )
 
-// IsRequired returns whether or not the flag is required
-func (f *StringFlag) IsRequired() bool {
-	return f.Required
-}
-
 // TakesValue returns true of the flag takes a value, otherwise false
 func (f *StringFlag) TakesValue() bool {
 	return true
@@ -31,11 +26,6 @@ func (f *StringFlag) GetValue() string {
 	return f.Value
 }
 
-// IsVisible returns true if the flag is not hidden, otherwise false
-func (f *StringFlag) IsVisible() bool {
-	return !f.Hidden
-}
-
 // GetDefaultText returns the default text for this flag
 func (f *StringFlag) GetDefaultText() string {
 	if f.DefaultText != "" {