From 0075e44e2f16c7cc060f2590752399bb004bf827 Mon Sep 17 00:00:00 2001
From: jianglujian <4077725@qq.com>
Date: Mon, 13 Sep 2021 06:55:35 +0800
Subject: [PATCH 1/2] =?UTF-8?q?1=E3=80=81es7=20{...defaultOptions=20}=20?=
 =?UTF-8?q?=3D>=20Object.assign?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.js b/index.js
index d518f1d..f1c7390 100644
--- a/index.js
+++ b/index.js
@@ -19,7 +19,7 @@ module.exports.test = test
 function extractor (string, options) {
   string = string || ''
   var defaultOptions = { allowUnsafe: false }
-  options = options instanceof Object ? { ...defaultOptions, ...options } : defaultOptions
+  options = options instanceof Object ? Object.assign(defaultOptions, options) : defaultOptions
   options.allowUnsafe = Boolean(options.allowUnsafe)
   var lines = string.split(/(\r?\n)/)
   if (lines[0] && /= yaml =|---/.test(lines[0])) {

From 0fbbf9ff505c2f8705b0374332768f994eb9e2e9 Mon Sep 17 00:00:00 2001
From: thinkido <4077725@qq.com>
Date: Mon, 13 Sep 2021 14:00:42 +0800
Subject: [PATCH 2/2] =?UTF-8?q?1=E3=80=81=E6=B5=8B=E8=AF=95=E6=8F=90?=
 =?UTF-8?q?=E4=BA=A4=EF=BC=8C=E7=AE=80=E5=8D=95=E8=AF=B4=E6=98=8E=E4=BF=AE?=
 =?UTF-8?q?=E6=94=B9=E9=83=A8=E5=88=86=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index d5399e9..c2a3ef1 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,8 @@
 # front-matter
+
+1、es7 {...defaultOptions } => Object.assign
+减少项目有polyfill的需求和问题。
+
 [![build][build-img]][build-url]
 [![coverage][coverage-img]][coverage-url]
 [![npm][npm-img]][npm-url]