Update HighlightJS and fix YAML files highlighting (#1764)

* Update HighlightJS to 9.11.0

* Fix YAML files highlighting

modules/highlight/highlight.go

@@ -25,39 +25,41 @@ var (
 	}
 
 	// Extensions that are same as highlight classes.
-	highlightExts = map[string]bool{
-		".arm":    true,
-		".as":     true,
-		".sh":     true,
-		".cs":     true,
-		".cpp":    true,
-		".c":      true,
-		".css":    true,
-		".cmake":  true,
-		".bat":    true,
-		".dart":   true,
-		".patch":  true,
-		".elixir": true,
-		".erlang": true,
-		".go":     true,
-		".html":   true,
-		".xml":    true,
-		".hs":     true,
-		".ini":    true,
-		".json":   true,
-		".java":   true,
-		".js":     true,
-		".less":   true,
-		".lua":    true,
-		".php":    true,
-		".py":     true,
-		".rb":     true,
-		".scss":   true,
-		".sql":    true,
-		".scala":  true,
-		".swift":  true,
-		".ts":     true,
-		".vb":     true,
+	highlightExts = map[string]struct{}{
+		".arm":    {},
+		".as":     {},
+		".sh":     {},
+		".cs":     {},
+		".cpp":    {},
+		".c":      {},
+		".css":    {},
+		".cmake":  {},
+		".bat":    {},
+		".dart":   {},
+		".patch":  {},
+		".elixir": {},
+		".erlang": {},
+		".go":     {},
+		".html":   {},
+		".xml":    {},
+		".hs":     {},
+		".ini":    {},
+		".json":   {},
+		".java":   {},
+		".js":     {},
+		".less":   {},
+		".lua":    {},
+		".php":    {},
+		".py":     {},
+		".rb":     {},
+		".scss":   {},
+		".sql":    {},
+		".scala":  {},
+		".swift":  {},
+		".ts":     {},
+		".vb":     {},
+		".yml":    {},
+		".yaml":   {},
 	}
 
 	// Extensions that are not same as highlight classes.
@@ -85,7 +87,7 @@ func FileNameToHighlightClass(fname string) string {
 	}
 
 	ext := path.Ext(fname)
-	if highlightExts[ext] {
+	if _, ok := highlightExts[ext]; ok {
 		return ext[1:]
 	}
 

templates/base/footer.tmpl

@@ -51,7 +51,7 @@
 
 <!-- Third-party libraries -->
 {{if .RequireHighlightJS}}
-	<script src="{{AppSubUrl}}/plugins/highlight-9.6.0/highlight.pack.js"></script>
+	<script src="{{AppSubUrl}}/plugins/highlight-9.11.0/highlight.pack.js"></script>
 {{end}}
 {{if .RequireMinicolors}}
 	<script src="{{AppSubUrl}}/plugins/jquery.minicolors-2.2.3/jquery.minicolors.min.js"></script>

templates/base/head.tmpl

@@ -37,7 +37,7 @@
 	<link rel="stylesheet" href="{{AppSubUrl}}/css/index.css?v={{MD5 AppVer}}">
 
 {{if .RequireHighlightJS}}
-	<link rel="stylesheet" href="{{AppSubUrl}}/plugins/highlight-9.6.0/github.css">
+	<link rel="stylesheet" href="{{AppSubUrl}}/plugins/highlight-9.11.0/github.css">
 {{end}}
 {{if .RequireMinicolors}}
 	<link rel="stylesheet" href="{{AppSubUrl}}/plugins/jquery.minicolors-2.2.3/jquery.minicolors.css">