Refactor more things into class

class.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	_ "embed"
 	"fmt"
 	"log"
 	"os"
@@ -12,6 +13,25 @@ import (
 	"github.com/davecgh/go-spew/spew"
 )
 
+//go:embed class.tmpl
+var templatestr string
+var classTemplate *template.Template
+
+var fns = template.FuncMap{
+	"plus1": func(x int) int {
+		return x + 1
+	},
+}
+
+func init() {
+	var err error
+	classTemplate, err = template.New("class").Funcs(fns).Parse(templatestr)
+	if err != nil {
+		Error.Printf("Error parsing template: %v", err)
+		return
+	}
+}
+
 type (
 	Class struct {
 		ClassName    string