Repo iniciado

pkg/message/format.go

@@ -0,0 +1,28 @@
+package message
+
+import (
+	"bytes"
+	"text/template"
+)
+
+// Render executes a Go template string with the given data. Pure.
+func Render(tmpl string, data any) (string, error) {
+	t, err := template.New("").Parse(tmpl)
+	if err != nil {
+		return "", err
+	}
+	var buf bytes.Buffer
+	if err := t.Execute(&buf, data); err != nil {
+		return "", err
+	}
+	return buf.String(), nil
+}
+
+// MustRender is like Render but panics on error. Use only in tests.
+func MustRender(tmpl string, data any) string {
+	s, err := Render(tmpl, data)
+	if err != nil {
+		panic(err)
+	}
+	return s
+}