From 3ddbb43a8bfb9b226f82e891c57fcc7d16623846 Mon Sep 17 00:00:00 2001
From: Ashton Hunter <ashtonhunter3@gmail.com>
Date: Fri, 8 Feb 2019 07:58:15 -0500
Subject: [PATCH 1/3] Add selection options to choose version in demo

---
 docs/demo/demo.js    | 13 +++++++++++++
 docs/demo/index.html |  8 +++++++-
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/docs/demo/demo.js b/docs/demo/demo.js
index 02bb4aaaf3..2ea9fe9ea4 100644
--- a/docs/demo/demo.js
+++ b/docs/demo/demo.js
@@ -8,6 +8,8 @@ if (!window.fetch) {
 }
 
 var $markdownElem = document.querySelector('#markdown');
+var $markedVerElem = document.querySelector('#markedVersion');
+var $markedVer = document.querySelector('#markedCdn');
 var $optionsElem = document.querySelector('#options');
 var $outputTypeElem = document.querySelector('#outputType');
 var $inputTypeElem = document.querySelector('#inputType');
@@ -78,6 +80,11 @@ function handleOutputChange() {
   updateLink();
 }
 
+function handleVersionChange() {
+  handleChange($markedVer, $markedVerElem.value);
+  updateVersion();
+}
+
 function handleChange(panes, visiblePane) {
   var active = null;
   for (var i = 0; i < panes.length; i++) {
@@ -95,6 +102,8 @@ $outputTypeElem.addEventListener('change', handleOutputChange, false);
 handleOutputChange();
 $inputTypeElem.addEventListener('change', handleInputChange, false);
 handleInputChange();
+$markedVerElem.addEventListener('change', handleVersionChange, false);
+handleVersionChange();
 
 function handleInput() {
   inputDirty = true;
@@ -174,6 +183,10 @@ function updateLink() {
   history.replaceState('', document.title, $permalinkElem.href);
 }
 
+function updateVersion() {
+  $markedVer.setAttribute('src', $markedVerElem.value);
+}
+
 var delayTime = 1;
 var options = {};
 function checkForChanges() {
diff --git a/docs/demo/index.html b/docs/demo/index.html
index 378d33ec07..c639b62bcc 100644
--- a/docs/demo/index.html
+++ b/docs/demo/index.html
@@ -28,6 +28,12 @@ <h1>Marked Demo</h1>
             <option value="markdown">Markdown</option>
             <option value="options">Options</option>
           </select>
+          <select id="markedVersion">
+            <option value="https://cdn.jsdelivr.net/npm/marked@master/marked.min.js">Marked@master</option>
+            <option value="https://cdn.jsdelivr.net/npm/marked@0.6.0/marked.min.js">Marked@0.6.0</option>
+            <option value="https://cdn.jsdelivr.net/npm/marked@0.5.2/marked.min.js">Marked@0.5.2</option>
+            <option value="https://cdn.jsdelivr.net/npm/marked@0.5.1/marked.min.js">Marked@0.5.1</option>
+          </select>
         </div>
         <textarea id="markdown" class="inputPane"></textarea>
         <textarea id="options" class="inputPane" placeholder="Options (as JSON)"></textarea>
@@ -57,7 +63,7 @@ <h2>You'll need to enable Javascript to use this tool.</h2>
         <textarea id="quickref" class="pane" readonly="readonly"></textarea>
       </div>
     </div>
-    <script src="https://cdn.jsdelivr.net/npm/marked/lib/marked.js"></script>
+    <script id="markedCdn" src="https://cdn.jsdelivr.net/npm/marked/lib/marked.js"></script>
     <script src="https://cdn.jsdelivr.net/npm/es6-promise/dist/es6-promise.js"></script>
     <script src="https://cdn.jsdelivr.net/npm/unfetch/dist/unfetch.umd.js"></script>
     <script src="./demo.js"></script>

From 4095fc6be15fde972aa328fd02ad13e8355263bf Mon Sep 17 00:00:00 2001
From: Tony Brix <tony@brix.ninja>
Date: Fri, 8 Feb 2019 23:10:23 -0600
Subject: [PATCH 2/3] remove handleVersionChange

---
 docs/demo/demo.js | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/docs/demo/demo.js b/docs/demo/demo.js
index f8578de678..3762cb3819 100644
--- a/docs/demo/demo.js
+++ b/docs/demo/demo.js
@@ -105,11 +105,6 @@ function handleOutputChange() {
   updateLink();
 }
 
-function handleVersionChange() {
-  handleChange($markedVer, $markedVerElem.value);
-  updateVersion();
-}
-
 function handleChange(panes, visiblePane) {
   var active = null;
   for (var i = 0; i < panes.length; i++) {

From c3cc6a2daffa4065650003890bdd4341f6c0507b Mon Sep 17 00:00:00 2001
From: Yutaka Omido <yutaka.omido@gmail.com>
Date: Wed, 13 Feb 2019 14:42:33 +0900
Subject: [PATCH 3/3] update document about extending renderer

---
 docs/USING_PRO.md | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/docs/USING_PRO.md b/docs/USING_PRO.md
index 2a7517966b..e0889ad14f 100644
--- a/docs/USING_PRO.md
+++ b/docs/USING_PRO.md
@@ -45,18 +45,30 @@ console.log(myMarked('# heading+', { renderer: renderer }));
 
 ### Block level renderer methods
 
-- code(*string* code, *string* language, *boolean* escaped)
+- code(*string* code, *string* infostring, *boolean* escaped)
 - blockquote(*string* quote)
 - html(*string* html)
-- heading(*string* text, *number* level, *string* rawtext)
+- heading(*string* text, *number* level, *string* raw, *Slugger* slugger)
 - hr()
 - list(*string* body, *boolean* ordered, *number* start)
 - listitem(*string* text)
+- checkbox(*boolean* checked)
 - paragraph(*string* text)
 - table(*string* header, *string* body)
 - tablerow(*string* content)
 - tablecell(*string* content, *object* flags)
 
+`slugger` has the `slug` method to create an unique id from value:
+
+```js
+slugger.slug('foo')   // foo
+slugger.slug('foo')   // foo-1
+slugger.slug('foo')   // foo-2
+slugger.slug('foo 1') // foo-1-1
+slugger.slug('foo-1') // foo-1-2
+...
+```
+
 `flags` has the following properties:
 
 ```js