Merge remote-tracking branch 'origin/main' into saschagrunert-suggestions

internal/genflags/generated.gotmpl

@@ -31,7 +31,7 @@ type {{.TypeName}} struct {
 func (f *{{.TypeName}}) String() string {
   return {{$.UrfaveCLINamespace}}FlagStringer(f)
 }
-{{end}}
+{{end}}{{/* /if .GenerateFmtStringerInterface */}}
 
 {{if .GenerateFlagInterface}}
 // IsSet returns whether or not the flag has been set through env or file
@@ -45,6 +45,20 @@ func (f *{{.TypeName}}) Names() []string {
 }
 
 {{end}}{{/* /if .GenerateFlagInterface */}}
+
+{{if .GenerateRequiredFlagInterface}}
+// IsRequired returns whether or not the flag is required
+func (f *{{.TypeName}}) IsRequired() bool {
+  return f.Required
+}
+{{end}}{{/* /if .GenerateRequiredFlagInterface */}}
+
+{{if .GenerateVisibleFlagInterface}}
+// IsVisible returns true if the flag is not hidden, otherwise false
+func (f *{{.TypeName}}) IsVisible() bool {
+	return !f.Hidden
+}
+{{end}}{{/* /if .GenerateVisibleFlagInterface */}}
 {{end}}{{/* /range .SortedFlagTypes */}}
 
 // vim{{/* 👻 */}}:ro

internal/genflags/generated_test.gotmpl

@@ -19,6 +19,22 @@ func Test{{.TypeName}}_SatisfiesFmtStringerInterface(t *testing.T) {
   _ = f.String()
 }
 {{end}}
+
+{{if .GenerateRequiredFlagInterface}}
+func Test{{.TypeName}}_SatisfiesRequiredFlagInterface(t *testing.T) {
+  var f {{$.UrfaveCLITestNamespace}}RequiredFlag = &{{$.UrfaveCLITestNamespace}}{{.TypeName}}{}
+
+  _ = f.IsRequired()
+}
+{{end}}
+
+{{if .GenerateVisibleFlagInterface}}
+func Test{{.TypeName}}_SatisfiesVisibleFlagInterface(t *testing.T) {
+  var f {{$.UrfaveCLITestNamespace}}VisibleFlag = &{{$.UrfaveCLITestNamespace}}{{.TypeName}}{}
+
+  _ = f.IsVisible()
+}
+{{end}}
 {{end}}
 
 // vim{{/* 👻 */}}:ro

internal/genflags/spec.go

@@ -83,6 +83,14 @@ func (ft *FlagType) GenerateFlagInterface() bool {
 	return ft.skipInterfaceNamed("Flag")
 }
 
+func (ft *FlagType) GenerateRequiredFlagInterface() bool {
+	return ft.skipInterfaceNamed("RequiredFlag")
+}
+
+func (ft *FlagType) GenerateVisibleFlagInterface() bool {
+	return ft.skipInterfaceNamed("VisibleFlag")
+}
+
 func (ft *FlagType) skipInterfaceNamed(name string) bool {
 	if ft.Config == nil {
 		return true