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<title>[50650] trunk: External Libraries: Update Underscore to version 1.12.1.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/50650">50650</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/50650","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>davidbaumwald</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2021-04-02 19:40:43 +0000 (Fri, 02 Apr 2021)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>External Libraries: Update Underscore to version 1.12.1.

Full set of changes at https://github.com/jashkenas/underscore/compare/1.8.3...1.12.1.  
The new version includes a `sourceMappingURL` that causes a build failure, so this change 
also introduces a task to remove this from the source during the build.

Props mukesh27, hareesh-pillai, desrosj, SergeyBiryukov, TimoTijhof.
Fixes <a href="https://core.trac.wordpress.org/ticket/45785">#45785</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkGruntfilejs">trunk/Gruntfile.js</a></li>
<li><a href="#trunkpackagelockjson">trunk/package-lock.json</a></li>
<li><a href="#trunkpackagejson">trunk/package.json</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkGruntfilejs"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/Gruntfile.js</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/Gruntfile.js        2021-04-02 19:29:56 UTC (rev 50649)
+++ trunk/Gruntfile.js  2021-04-02 19:40:43 UTC (rev 50650)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1126,6 +1126,26 @@
</span><span class="cx" style="display: block; padding: 0 10px">                                                dest: BUILD_DIR + 'wp-includes/'
</span><span class="cx" style="display: block; padding: 0 10px">                                        }
</span><span class="cx" style="display: block; padding: 0 10px">                                ]
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                        },
+                       sourceMaps: {
+                               options: {
+                                       patterns: [
+                                               {
+                                                       match: new RegExp( '//# sourceMappingURL=.*\\s*' ),
+                                                       replacement: ''
+                                               }
+                                       ]
+                               },
+                               files: [
+                                       {
+                                               expand: true,
+                                               flatten: true,
+                                               src: [
+                                                       BUILD_DIR + 'wp-includes/js/underscore.js'
+                                               ],
+                                               dest: BUILD_DIR + 'wp-includes/js/'
+                                       }
+                               ]
</ins><span class="cx" style="display: block; padding: 0 10px">                         }
</span><span class="cx" style="display: block; padding: 0 10px">                },
</span><span class="cx" style="display: block; padding: 0 10px">                _watch: {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1569,6 +1589,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                                'includes:emoji',
</span><span class="cx" style="display: block; padding: 0 10px">                                'includes:embed',
</span><span class="cx" style="display: block; padding: 0 10px">                                'replace:emojiBannerText',
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                'replace:sourceMaps',
</ins><span class="cx" style="display: block; padding: 0 10px">                                 'verify:build'
</span><span class="cx" style="display: block; padding: 0 10px">                        ] );
</span><span class="cx" style="display: block; padding: 0 10px">                }
</span></span></pre></div>
<a id="trunkpackagelockjson"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/package-lock.json</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/package-lock.json   2021-04-02 19:29:56 UTC (rev 50649)
+++ trunk/package-lock.json     2021-04-02 19:40:43 UTC (rev 50650)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -23053,9 +23053,9 @@
</span><span class="cx" style="display: block; padding: 0 10px">                        "dev": true
</span><span class="cx" style="display: block; padding: 0 10px">                },
</span><span class="cx" style="display: block; padding: 0 10px">                "underscore": {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        "version": "1.8.3",
-                       "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.8.3.tgz",
-                       "integrity": "sha1-Tz+1OxBuYJf8+ctBCfKl6b36UCI="
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 "version": "1.12.1",
+                       "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+                       "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
</ins><span class="cx" style="display: block; padding: 0 10px">                 },
</span><span class="cx" style="display: block; padding: 0 10px">                "underscore.string": {
</span><span class="cx" style="display: block; padding: 0 10px">                        "version": "3.3.5",
</span></span></pre></div>
<a id="trunkpackagejson"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/package.json</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/package.json        2021-04-02 19:29:56 UTC (rev 50649)
+++ trunk/package.json  2021-04-02 19:40:43 UTC (rev 50650)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -145,7 +145,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                "react": "16.13.1",
</span><span class="cx" style="display: block; padding: 0 10px">                "react-dom": "16.13.1",
</span><span class="cx" style="display: block; padding: 0 10px">                "twemoji": "13.0.2",
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                "underscore": "1.8.3",
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         "underscore": "1.12.1",
</ins><span class="cx" style="display: block; padding: 0 10px">                 "whatwg-fetch": "3.0.0"
</span><span class="cx" style="display: block; padding: 0 10px">        },
</span><span class="cx" style="display: block; padding: 0 10px">        "scripts": {
</span></span></pre>
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