Moving the extract logic out of the build script.

.on-save.json

@@ -1,4 +1,10 @@
 [
+  {
+    "srcDir": "",
+    "destDir": "",
+    "files": "**/*.user.js",
+    "command": "extractScriptMetadata.sh ${srcFile}"
+  },
   {
     "srcDir": "",
     "destDir": "",

aeks/aeks.meta.js

@@ -0,0 +1,24 @@
+// ==UserScript==
+// @name        Automatically Enable Keyboard Shortcuts
+// @namespace   https://github.com/Charcoal-SE/
+// @description Automatically enable keyboard shortcuts for any SE site you're on. This may require a reload for the setting to take effect.
+// @author      Cerbrus
+// @attribution Michiel Dommerholt (https://github.com/Cerbrus)
+// @version     1.1.0
+// @updateURL   https://raw.githubusercontent.com/Charcoal-SE/Userscripts/master/aeks/aeks.meta.js
+// @downloadURL https://raw.githubusercontent.com/Charcoal-SE/Userscripts/master/aeks/aeks.user.js
+// @supportURL  https://github.com/Charcoal-SE/Userscripts/issues
+// @match       *://*.stackexchange.com/*
+// @match       *://*.stackoverflow.com/*
+// @match       *://*.superuser.com/*
+// @match       *://*.serverfault.com/*
+// @match       *://*.askubuntu.com/*
+// @match       *://*.stackapps.com/*
+// @match       *://*.mathoverflow.net/*
+// @exclude     *://chat.stackexchange.com/*
+// @exclude     *://chat.meta.stackexchange.com/*
+// @exclude     *://chat.stackoverflow.com/*
+// @exclude     *://blog.stackoverflow.com/*
+// @exclude     *://*.area51.stackexchange.com/*
+// @grant       none
+// ==/UserScript==

autoflagging/autoflagging.meta.js

@@ -0,0 +1,19 @@
+// ==UserScript==
+// @name        Autoflagging Information & More
+// @namespace   https://github.com/Charcoal-SE/
+// @description AIM adds autoflagging, deletion and feedback information to Charcoal HQ.
+// @author      Glorfindel
+// @author      J F
+// @contributor angussidney
+// @contributor ArtOfCode
+// @contributor Cerbrus
+// @version     0.13.6
+// @updateURL   https://raw.githubusercontent.com/Charcoal-SE/Userscripts/master/autoflagging/autoflagging.meta.js
+// @downloadURL https://raw.githubusercontent.com/Charcoal-SE/Userscripts/master/autoflagging/autoflagging.user.js
+// @supportURL  https://github.com/Charcoal-SE/Userscripts/issues
+// @match       *://chat.stackexchange.com/rooms/11540/charcoal-hq*
+// @match       *://chat.stackoverflow.com/rooms/41570/so-close-vote-reviewers*
+// @match       *://chat.meta.stackexchange.com/rooms/89/tavern-on-the-meta*
+// @require     https://cdn.rawgit.com/joewalnes/reconnecting-websocket/f8055b77ba75e5d564ffb50d20a483bdd7edccdf/reconnecting-websocket.min.js
+// @grant       none
+// ==/UserScript==

build.sh

@@ -43,7 +43,3 @@ do
   fi
   cd ..
 done
-
-echo "Extracting userscript meta blocks."
-./extractUserScriptMeta.sh
-echo "Done extracting userscript meta blocks."

extractScriptMetadata.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+# Generate <script>.meta.js files containing only the script's metadata,
+# so the whole script doesn't have to be downloaded to check for updates.
+# Example use:
+# // @updateURL   https://raw.githubusercontent.com/Charcoal-SE/Userscripts/master/fire/fire.meta.js
+# // @downloadURL https://raw.githubusercontent.com/Charcoal-SE/Userscripts/master/fire/fire.user.js
+
+sed -e '/./{H;$!d;}' -e 'x;/UserScript/!d;' $1 | awk '!/^$/' > ${1/.user./.meta.}

fdsc/fdsc.meta.js

@@ -0,0 +1,27 @@
+// ==UserScript==
+// @name        Flag Dialog Smokey Controls
+// @namespace   https://github.com/Charcoal-SE/
+// @description Adds Smokey status of a post and feedback options to flag dialogs.
+// @author      ArtOfCode
+// @contributor angussidney
+// @contributor rene
+// @attribution Brock Adams (https://github.com/BrockA)
+// @version     1.14.0
+// @updateURL   https://raw.githubusercontent.com/Charcoal-SE/Userscripts/master/fdsc/fdsc.meta.js
+// @downloadURL https://raw.githubusercontent.com/Charcoal-SE/Userscripts/master/fdsc/fdsc.user.js
+// @supportURL  https://github.com/Charcoal-SE/Userscripts/issues
+// @match       *://*.stackexchange.com/*
+// @match       *://*.stackoverflow.com/*
+// @match       *://*.superuser.com/*
+// @match       *://*.serverfault.com/*
+// @match       *://*.askubuntu.com/*
+// @match       *://*.stackapps.com/*
+// @match       *://*.mathoverflow.net/*
+// @exclude     *://chat.stackexchange.com/*
+// @exclude     *://chat.meta.stackexchange.com/*
+// @exclude     *://chat.stackoverflow.com/*
+// @exclude     *://blog.stackoverflow.com/*
+// @exclude     *://*.area51.stackexchange.com/*
+// @require     https://cdn.rawgit.com/ofirdagan/cross-domain-local-storage/d779a81a6383475a1bf88595a98b10a8bd5bb4ae/dist/scripts/xdLocalStorage.min.js
+// @grant       none
+// ==/UserScript==

fire/fire.meta.js

@@ -0,0 +1,15 @@
+// ==UserScript==
+// @name        Flag Instantly, Rapidly, Effortlessly
+// @namespace   https://github.com/Charcoal-SE/
+// @description FIRE adds a button to SmokeDetector reports that allows you to provide feedback & flag, all from chat.
+// @author      Cerbrus
+// @attribution Michiel Dommerholt (https://github.com/Cerbrus)
+// @version     0.9.11
+// @updateURL   https://raw.githubusercontent.com/Charcoal-SE/Userscripts/master/fire/fire.meta.js
+// @downloadURL https://raw.githubusercontent.com/Charcoal-SE/Userscripts/master/fire/fire.user.js
+// @supportURL  https://github.com/Charcoal-SE/Userscripts/issues
+// @match       *://chat.stackexchange.com/rooms/11540/charcoal-hq*
+// @match       *://chat.stackoverflow.com/rooms/41570/so-close-vote-reviewers*
+// @match       *://chat.meta.stackexchange.com/rooms/89/tavern-on-the-meta*
+// @grant       none
+// ==/UserScript==

gas-mask-se/gas-mask-se.meta.js

@@ -0,0 +1,15 @@
+// ==UserScript==
+// @name          Unofficial Stack Exchange gas mask
+// @description   A mission-critical tool when exploring the deepest depths of Stack Exchange.
+// @description   Automatically hides images from new users.
+// @run-at        document-start
+// @grant         none
+// @include       *://*stackexchange.com/*
+// @include       *://*stackoverflow.com/*
+// @include       *://*mathoverflow.com/*
+// @include       *://*serverfault.com/*
+// @include       *://*superuser.com/*
+// @include       *://*stackapps.com/*
+// @include       *://*askubuntu.com/*
+// @version       1.3
+// ==/UserScript==

hideads/hideads.meta.js

@@ -0,0 +1,18 @@
+// ==UserScript==
+// @name        Hide ads
+// @description Hides advertisements so that the flag link doesn't jump while loading the page
+// @match       *://*.stackexchange.com/*
+// @match       *://*.stackoverflow.com/*
+// @match       *://*.superuser.com/*
+// @match       *://*.serverfault.com/*
+// @match       *://*.askubuntu.com/*
+// @match       *://*.stackapps.com/*
+// @match       *://*.mathoverflow.net/*
+// @exclude     *://chat.stackexchange.com/*
+// @exclude     *://chat.meta.stackexchange.com/*
+// @exclude     *://chat.stackoverflow.com/*
+// @exclude     *://blog.stackoverflow.com/*
+// @exclude     *://*.area51.stackexchange.com/*
+// @version     1
+// @grant       none
+// ==/UserScript==

ms-dark-theme/ms_dark_theme.meta.js

@@ -0,0 +1,9 @@
+// ==UserScript==
+// @name         Dark themed metasmoke
+// @description  Enables the dark theme in production mode on metasmoke
+// @author       ArtOfCode
+// @version      0.1.0
+// @match        *://metasmoke.erwaysoftware.com/*
+// @match        *://metasmoke.charcoal-se.org/*
+// @grant        none
+// ==/UserScript==