From dbed39ba05fd498dad6cd3bf127c1f68056bf2ab Mon Sep 17 00:00:00 2001
From: Andrey Nering <andrey.nering@gmail.com>
Date: Thu, 11 Aug 2016 21:07:09 -0300
Subject: On showing diff/file, use the tab_width specified on .editorconfig,
 if any (#3241)

Closes #3182
---
 modules/template/template.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'modules/template')

diff --git a/modules/template/template.go b/modules/template/template.go
index 6e9b15b9..1b5e0a11 100644
--- a/modules/template/template.go
+++ b/modules/template/template.go
@@ -17,6 +17,7 @@ import (
 
 	"golang.org/x/net/html/charset"
 	"golang.org/x/text/transform"
+	"gopkg.in/editorconfig/editorconfig-core-go.v1"
 
 	"github.com/gogits/gogs/models"
 	"github.com/gogits/gogs/modules/base"
@@ -109,6 +110,15 @@ func NewFuncMap() []template.FuncMap {
 			mimeType := mime.TypeByExtension(filepath.Ext(filename))
 			return strings.HasPrefix(mimeType, "image/")
 		},
+		"TabSizeClass": func(ec *editorconfig.Editorconfig, filename string) string {
+			if ec != nil {
+				def := ec.GetDefinitionForFilename(filename)
+				if def.TabWidth > 0 {
+					return fmt.Sprintf("tab-size-%d", def.TabWidth)
+				}
+			}
+			return "tab-size-8"
+		},
 	}}
 }
 
-- 
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