From b1ef5bb7d1877cc9aa9e5d567c30fb299f3808ad Mon Sep 17 00:00:00 2001
From: Simon Hanukaev <semenh@gmail.com>
Date: Tue, 2 Feb 2021 22:27:08 +0200
Subject: [PATCH] added attribute function

---
 src/unibit.js | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/unibit.js b/src/unibit.js
index 30e74b9..81332ab 100644
--- a/src/unibit.js
+++ b/src/unibit.js
@@ -244,6 +244,7 @@ module.exports = class Unibit {
         context.paginate = this.paginate.bind(this, context);
         context.link = this.link.bind(this, context.site);
         context.classNames = this.classNames.bind(this);
+        context.attribute = this.attribute.bind(this);
 
         // this.logger.log("context:\n" + JSON.stringify(context, null, 4));
         return context;
@@ -489,6 +490,19 @@ module.exports = class Unibit {
         }
     }
 
+    attribute(name, value, condition) {
+        if (typeof condition === 'undefined') {
+            condition = true;
+        }
+        if (!condition) {
+            return '';
+        }
+        if (value === null) {
+            return this.env.filters.safe(name);
+        }
+        return this.env.filters.safe(`${name}="${value}"`);
+    }
+
 }
 
 class LinkExtension {