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Add HTML extension (#2082)

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* Add html extension

* Fix flow error

* Update documentation

* Add tests

* Call buildA11yStrings for "html" node

* Throw ParseError when parsing \htmlData fails

* Improve documentation

* Add a screenshotter test

* Add dummy screenshot

* Update screenshots
This commit is contained in:
ylemkimon
2019-12-02 07:49:28 +09:00
committed by Kevin Barabash
parent 9d8195c793
commit e5333ad04d
17 changed files with 408 additions and 4 deletions
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6
docs/supported.md
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@@ -113,9 +113,15 @@ or for just some URLs via the `trust` [option](options.md).
| $\href{https://katex.org/}{\KaTeX}$ | `\href{https://katex.org/}{\KaTeX}` |
| $\url{https://katex.org/}$ | `\url{https://katex.org/}` |
| $\includegraphics[height=0.8em, totalheight=0.9em, width=0.9em, alt=KA logo]{https://katex.org/img/khan-academy.png}$ | `\includegraphics[height=0.8em, totalheight=0.9em, width=0.9em, alt=KA logo]{https://katex.org/img/khan-academy.png}` |
| $\htmlId{bar}{x}$ | `\htmlId{bar}{x}` |
| $\htmlClass{foo}{x}$ | `\htmlClass{foo}{x}` |
| $\htmlStyle{color: red;}{x}$ | `\htmlStyle{color: red;}{x}` |
| $\htmlData{foo=a, bar=b}{x}$ | `\htmlData{foo=a, bar=b}{x}` |
`\includegraphics` supports `height`, `width`, `totalheight`, and `alt` in its first argument. `height` is required.
HTML extension (`\html`-prefixed) commands are non-standard, so loosening `strict` option for `htmlExtension` is required.
## Letters and Unicode