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add support for wrapping code in script tempalte to avoid html parser #2684

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This commit is contained in:
Hakim El Hattab 2020-06-05 10:47:24 +02:00
parent 6772518c5a
commit 37d8337411
4 changed files with 23 additions and 14 deletions
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9
plugin/highlight/plugin.js
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@ -35,6 +35,15 @@ const Plugin = {
[].slice.call( reveal.getRevealElement().querySelectorAll( 'pre code' ) ).forEach( function( block ) {
// Code can optionally be wrapped in script template to avoid
// HTML being parsed by the browser (i.e. when you need to
// include <, > or & in your code).
let substitute = block.querySelector( 'script[type="text/template"]' );
if( substitute ) {
// textContent handles the HTML entity escapes for us
block.textContent = substitute.innerHTML;
}
// Trim whitespace if the "data-trim" attribute is present
if( block.hasAttribute( 'data-trim' ) && typeof block.innerHTML.trim === 'function' ) {
block.innerHTML = betterTrim( block );