From f0bc0a2bfa34b2f4a424afaa330fd828cbf1b5b8 Mon Sep 17 00:00:00 2001
From: Yoav Maman <yoavmmn@gmail.com>
Date: Wed, 29 Nov 2017 23:27:54 +0200
Subject: [PATCH] Fixed match regex to support negative numbers (#96)

Fixes #70.
---
 index.js | 2 +-
 tests.js | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index c0f2412..a1c796b 100644
--- a/index.js
+++ b/index.js
@@ -50,7 +50,7 @@ function parse(str) {
   if (str.length > 100) {
     return;
   }
-  var match = /^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(
+  var match = /^((?:\d+)?\-?\d?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(
     str
   );
   if (!match) {
diff --git a/tests.js b/tests.js
index ff0cdec..89b9d9c 100644
--- a/tests.js
+++ b/tests.js
@@ -64,6 +64,12 @@ describe('ms(string)', function() {
   it('should work with numbers starting with .', function() {
     expect(ms('.5ms')).to.be(0.5);
   });
+
+  it('should work with numbers starting with -', function() {
+    expect(ms('-5')).to.be(-5);
+    expect(ms('-.5ms')).to.be(-0.5);
+    expect(ms('-0.5ms')).to.be(-0.5);
+  });
 });
 
 // long strings