From 6f864402d3a026b23838c624caf6d1d2db3d1f6d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?F=C3=A1bio=20Santos?= <fabiosantosart@gmail.com>
Date: Fri, 14 Aug 2015 03:24:54 +0100
Subject: [PATCH] Parse binary number literals

---
 lib/parse.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/parse.js b/lib/parse.js
index ba87acf7..0b3b45cd 100644
--- a/lib/parse.js
+++ b/lib/parse.js
@@ -59,6 +59,7 @@ var OPERATOR_CHARS = makePredicate(characters("+-*&%=<>!?|~^"));
 
 var RE_HEX_NUMBER = /^0x[0-9a-f]+$/i;
 var RE_OCT_NUMBER = /^0[0-7]+$/;
+var RE_BIN_NUMBER = /^0b[01]+$/;
 var RE_DEC_NUMBER = /^\d*\.?\d*(?:e[+-]?\d*(?:\d\.?|\.?\d)\d*)?$/i;
 
 var OPERATORS = makePredicate([
@@ -182,6 +183,8 @@ function parse_js_number(num) {
         return parseInt(num.substr(2), 16);
     } else if (RE_OCT_NUMBER.test(num)) {
         return parseInt(num.substr(1), 8);
+    } else if (RE_BIN_NUMBER.test(num)) {
+        return parseInt(num.substr(2), 2);
     } else if (RE_DEC_NUMBER.test(num)) {
         return parseFloat(num);
     }