Update to KaTeX 0.4.3

editions/tw5.com/tiddlers/releasenotes/Release 5.1.9.tid

@@ -118,6 +118,12 @@ and "open new window" <span title="$:/core/images/open-window">{{$:/core/images/
 
 !! Hackability Improvements
 
+* [[Updated|https://github.com/Jermolene/TiddlyWiki5/commit/]] to ~KaTeX version 0.4.3, with the following editions since the previous 0.2.0 release that was distributed with TiddlyWiki 5.1.8:
+** Added support for some `\begin`/`\end` environments, including support for `array`, `matrix`, `pmatrix`, `bmatrix`, `vmatrix`, and `Vmatrix`
+** Added support for optional `\sqrt` arguments, e.g. `\sqrt[3]{x}`
+** Add support for `\phantom`
+** Add `\#`, `\&`
+** See the [[KaTeX GitHub page|https://github.com/Khan/KaTeX/releases]] for full release details
 * [[Extended|https://github.com/Jermolene/TiddlyWiki5/commit/9b4b9d4d8878b8646112de7b5a7b282f50a4d1cb]] ActionSendMessageWidget for more flexible passing of named parameters via new `$name` and `$value` attributes
 * [[Added|https://github.com/Jermolene/TiddlyWiki5/commit/6942efa6289c9f1d99ea9f63972aa314ac06a8b1]] styling for `<kbd>` elements such as <kbd>escape</kbd> and <kbd>enter</kbd>
 * [[Added|https://github.com/Jermolene/TiddlyWiki5/commit/637aaca2fc3563cc695ab5603fc0cde222a770da]] subtle new "pin stripe" pattern for page background - <$button>

plugins/tiddlywiki/katex/files/README.md

@@ -14,8 +14,8 @@ KaTeX supports all major browsers, including Chrome, Safari, Firefox, Opera, and
 You can [download KaTeX](https://github.com/khan/katex/releases) and host it on your server or include the `katex.min.js` and `katex.min.css` files on your page directly from a CDN:
 
 ```html
-<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/KaTeX/0.1.1/katex.min.css">
-<script src="//cdnjs.cloudflare.com/ajax/libs/KaTeX/0.1.1/katex.min.js"></script>
+<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/KaTeX/0.3.0/katex.min.css">
+<script src="//cdnjs.cloudflare.com/ajax/libs/KaTeX/0.3.0/katex.min.js"></script>
 ```
 
 #### In-browser rendering
@@ -26,6 +26,8 @@ Call `katex.render` with a TeX expression and a DOM element to render into:
 katex.render("c = \\pm\\sqrt{a^2 + b^2}", element);
 ```
 
+If KaTeX can't parse the expression, it throws a `katex.ParseError` error.
+
 #### Server side rendering or rendering to a string
 
 To generate HTML on the server or to generate an HTML string of the rendered math, you can use `katex.renderToString`:
@@ -35,7 +37,7 @@ var html = katex.renderToString("c = \\pm\\sqrt{a^2 + b^2}");
 // '<span class="katex">...</span>'
 ```
 
-Make sure to include the CSS and font files, but there is no need to include the JavaScript.
+Make sure to include the CSS and font files, but there is no need to include the JavaScript. Like `render`, `renderToString` throws if it can't parse the expression.
 
 #### Rendering options
 
@@ -49,6 +51,10 @@ For example:
 katex.render("c = \\pm\\sqrt{a^2 + b^2}", element, { displayMode: true });
 ```
 
+#### Automatic rendering of math on a page
+
+Math on the page can be automatically rendered using the auto-render extension. See [the Auto-render README](contrib/auto-render/README.md) for more information.
+
 ## Contributing
 
 See [CONTRIBUTING.md](CONTRIBUTING.md)

plugins/tiddlywiki/katex/readme.tid

@@ -4,4 +4,6 @@ This is a TiddlyWiki plugin for mathematical typesetting based on [[KaTeX from K
 
 It is completely self-contained, and doesn't need an Internet connection in order to work. It works both in the browser and under Node.js.
 
+It is currently based on KaTeX version 0.4.3. See https://github.com/Khan/KaTeX/releases for details of releases.
+
 [[Source code|https://github.com/Jermolene/TiddlyWiki5/blob/master/plugins/tiddlywiki/katex]]