From 2ab581a1d693311783cc6a93de8aa24aad831006 Mon Sep 17 00:00:00 2001
From: Mathieu Acthernoene <zoontek@gmail.com>
Date: Thu, 15 Dec 2016 12:22:23 +0100
Subject: [PATCH] Add first & last helpers

---
 encoder.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/encoder.go b/encoder.go
index d0c0cdd..330370c 100644
--- a/encoder.go
+++ b/encoder.go
@@ -29,6 +29,12 @@ var ProtoHelpersFuncMap = template.FuncMap{
 		a, _ := json.MarshalIndent(v, "", "  ")
 		return string(a)
 	},
+	"first": func(a []string) string {
+		return a[0]
+	},
+	"last": func(a []string) string {
+		return a[len(a)-1]
+	},
 }
 
 type GenericTemplateBasedEncoder struct {