Add options.gen.adoc.tpl, modify options.go to enable .adoc codegen from .gen.adoc.tpl

pkg/codegen/assets/options.gen.adoc.tpl

+// This file is auto-generated.
+//
+// Changes to this file may cause incorrect behavior and will be lost if
+// the code is regenerated.
+//
+// Definitions file that controls how this file is generated:
+// {{ .Source }}
+
+= {{ export $.Name }}
+
+[cols="2,3,5a"]
+|===
+|Type|Default value|Description
+
+{{- range $prop := $.Properties }}
+3+| *{{ toUpper $prop.Env }}*
+|`{{ $prop.Type }}`
+|{{- if $prop.Default }}
+   {{- $prop.Default -}}
+ {{- end -}}
+|{{ $prop.Description }}
+{{- end }}
+|===
\ No newline at end of file

pkg/codegen/options.go

@@ -28,10 +28,11 @@ type (
 	optionsPropSet []*optionsProp
 
 	optionsProp struct {
-		Name    string
-		Type    string
-		Env     string
-		Default *optionsPropDefault
+		Name        string
+		Type        string
+		Env         string
+		Default     *optionsPropDefault
+		Description string
 	}
 
 	optionsPropDefault string
@@ -108,6 +109,8 @@ func genOptions(tpl *template.Template, dd ...*optionsDef) (err error) {
 	var (
 		tplOptionsGen = tpl.Lookup("options.gen.go.tpl")
 
+		tplOptionsAdoc = tpl.Lookup("options.gen.adoc.tpl")
+
 		dst string
 	)
 
@@ -117,6 +120,20 @@ func genOptions(tpl *template.Template, dd ...*optionsDef) (err error) {
 		if err != nil {
 			return
 		}
+		dst = path.Join(d.outputDir, path.Base(d.Source)[:strings.LastIndex(path.Base(d.Source), ".")]+".adoc")
+		err = goTemplate(dst, tplOptionsAdoc, d)
+		if err != nil {
+			return
+		}
 	}
+
+	// for _, d := range dd {
+	// 	dst = path.Join(d.outputDir, path.Base(d.Source)[:strings.LastIndex(path.Base(d.Source), ".")]+".adoc")
+	// 	err = goTemplate(dst, tplOptionsAdoc, d)
+	// 	if err != nil {
+	// 		return
+	// 	}
+	// }
+
 	return nil
 }