dollarize the money

template.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"fmt"
 	"html/template"
 	"path/filepath"
 	"sync"
@@ -9,13 +10,21 @@ import (
 var cachedTemplates = map[string]*template.Template{}
 var cachedMutex sync.Mutex
 
+func dollarize(value int) string {
+	return fmt.Sprintf("$%0.2f", float32(value)/100.0)
+}
+
+var funcs = template.FuncMap{
+	"dollarize": dollarize,
+}
+
 func T(name string) *template.Template {
 	cachedMutex.Lock()
 	defer cachedMutex.Unlock()
 	if t, ok := cachedTemplates[name]; ok {
 		return t
 	}
-	t := template.New("_base.html")
+	t := template.New("_base.html").Funcs(funcs)
 	t = template.Must(t.ParseFiles(
 		"templates/_base.html",
 		filepath.Join(*template_dir, name),

templates/index.html

@@ -17,7 +17,7 @@
                     {{ .Name }}
                 </td>
                 <td>
-                    {{ .Money }}
+                    {{ dollarize .Money }}
                 </td>
             </tr>
             {{ end }}