From d1ecb04d0f9a64d9fedcff10cd042f83cd16753f Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Tue, 15 Sep 2015 06:18:23 +0100
Subject: [PATCH] add hasFeature util method

---
 src/parser/index.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/parser/index.js b/src/parser/index.js
index 80db85a465..d0752f5af1 100644
--- a/src/parser/index.js
+++ b/src/parser/index.js
@@ -25,6 +25,10 @@ export default class Parser extends Tokenizer {
     }
   }
 
+  hasFeature(name) {
+    return !!this.options.features[name];
+  }
+
   extend(name, f) {
     this[name] = f(this[name]);
   }