Repository: facebook/react
Pull request: Bump terser from 4.6.13 to 4.8.1

Bumps [terser](https://github.com/terser/terser) from 4.6.13 to 4.8.1.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/terser/terser/blob/master/CHANGELOG.md">terser's changelog</a>.</em></p>
<blockquote>
<h2>v4.8.1 (backport)</h2>
<ul>
<li>Security fix for RegExps that should not be evaluated (regexp DDOS)</li>
</ul>
<h2>v4.8.0</h2>
<ul>
<li>Support for numeric separators (<code>million = 1_000_000</code>) was added.</li>
<li>Assigning properties to a class is now assumed to be pure.</li>
<li>Fixed bug where <code>yield</code> wasn't considered a valid property key in generators.</li>
</ul>
<h2>v4.7.0</h2>
<ul>
<li>A bug was fixed where an arrow function would have the wrong size</li>
<li><code>arguments</code> object is now considered safe to retrieve properties from (useful for <code>length</code>, or <code>0</code>) even when <code>pure_getters</code> is not set.</li>
<li>Fixed erroneous <code>const</code> declarations without value (which is invalid) in some corner cases when using <code>collapse_vars</code>.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li>See full diff in <a href="https://github.com/terser/terser/commits">compare view</a></li>
</ul>
</details>
<br />


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<details>
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</details>

Changed files:
filename: yarn.lock
patch: @@ -4622,9 +4622,9 @@ buffer-fill@^1.0.0:
   integrity sha1-+PeLdniYiO858gXNY39o5wISKyw=
 
 buffer-from@^1.0.0:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.1.tgz#32713bc028f75c02fdb710d7c7bcec1f2c6070ef"
-  integrity sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A==
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.2.tgz#2b146a6fd72e80b4f55d255f35ed59a3a9a41bd5"
+  integrity sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==
 
 buffer-indexof@^1.0.0:
   version "1.1.1"
@@ -5287,22 +5287,12 @@ commander@2.9.0:
   dependencies:
     graceful-readlink ">= 1.0.0"
 
-commander@^2.18.0, commander@^2.3.0, commander@^2.6.0:
-  version "2.20.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
-  integrity sha512-7j2y+40w61zy6YC2iRNpUe/NwhNyoXrYpHMrSunaMG64nRnaf96zO/KMQR4OyN/UnE5KLyEBnKHd4aG3rskjpQ==
-
-commander@^2.20.0, commander@^2.8.1:
+commander@^2.18.0, commander@^2.20.0, commander@^2.3.0, commander@^2.6.0, commander@^2.8.1:
   version "2.20.3"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
   integrity sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==
 
-commander@^4.0.1:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-4.1.0.tgz#545983a0603fe425bc672d66c9e3c89c42121a83"
-  integrity sha512-NIQrwvv9V39FHgGFm36+U9SMQzbiHvU79k+iADraJTpmrFFfx7Ds0IvDoAdZsDrknlkRk14OYoWXb57uTh7/sw==
-
-commander@^4.1.1:
+commander@^4.0.1, commander@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/commander/-/commander-4.1.1.tgz#9fd602bd936294e9e9ef46a3f4d6964044b18068"
   integrity sha512-NOKm8xhkzAjzFx8B2v5OAHT+u5pRQc2UCa2Vq9jYL/31o2wi9mxBA7LIFs3sV5VSC49z6pEhfbMULvShKj26WA==
@@ -14939,7 +14929,7 @@ source-map-support@0.5.16:
     buffer-from "^1.0.0"
     source-map "^0.6.0"
 
-source-map-support@0.5.19, source-map-support@^0.5.16, source-map-support@^0.5.17, source-map-support@~0.5.12:
+source-map-support@0.5.19:
   version "0.5.19"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.19.tgz#a98b62f86dcaf4f67399648c085291ab9e8fed61"
   integrity sha512-Wonm7zOCIJzBGQdB+thsPar0kYuCIzYvxZwlBa87yi/Mdjv7Tip2cyVbLj5o0cFPN4EVkuTwb3GDDyUx2DGnGw==
@@ -14954,10 +14944,10 @@ source-map-support@^0.4.18:
   dependencies:
     source-map "^0.5.6"
 
-source-map-support@^0.5.6, source-map-support@~0.5.4:
-  version "0.5.13"
-  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.13.tgz#31b24a9c2e73c2de85066c0feb7d44767ed52932"
-  integrity sha512-SHSKFHadjVA5oR4PPqhtAVdcBWwRYVd6g6cAXnIbRiIwc2EhPrTuKUBdSLvlEKyIP3GCf89fltvcZiP9MMFA1w==
+source-map-support@^0.5.16, source-map-support@^0.5.17, source-map-support@^0.5.6, source-map-support@~0.5.12, source-map-support@~0.5.4:
+  version "0.5.21"
+  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.21.tgz#04fe7c7f9e1ed2d662233c28cb2b35b9f63f6e4f"
+  integrity sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==
   dependencies:
     buffer-from "^1.0.0"
     source-map "^0.6.0"
@@ -15660,19 +15650,10 @@ terser-webpack-plugin@^1.4.3:
     webpack-sources "^1.4.0"
     worker-farm "^1.7.0"
 
-terser@^4.1.2:
-  version "4.6.13"
-  resolved "https://registry.yarnpkg.com/terser/-/terser-4.6.13.tgz#e879a7364a5e0db52ba4891ecde007422c56a916"
-  integrity sha512-wMvqukYgVpQlymbnNbabVZbtM6PN63AzqexpwJL8tbh/mRT9LE5o+ruVduAGL7D6Fpjl+Q+06U5I9Ul82odAhw==
-  dependencies:
-    commander "^2.20.0"
-    source-map "~0.6.1"
-    source-map-support "~0.5.12"
-
-terser@^4.6.3:
-  version "4.8.0"
-  resolved "https://registry.yarnpkg.com/terser/-/terser-4.8.0.tgz#63056343d7c70bb29f3af665865a46fe03a0df17"
-  integrity sha512-EAPipTNeWsb/3wLPeup1tVPaXfIaU68xMnVdPafIL1TV05OhASArYyIfFvnvJCNrR2NIOvDVNNTFRa+Re2MWyw==
+terser@^4.1.2, terser@^4.6.3:
+  version "4.8.1"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-4.8.1.tgz#a00e5634562de2239fd404c649051bf6fc21144f"
+  integrity sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==
   dependencies:
     commander "^2.20.0"
     source-map "~0.6.1"