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

edit
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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24
demo.html
View File

@ -102,19 +102,19 @@
<section data-auto-animate>
<h2 data-id="code-title">With animations</h2>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers="|4,8-11|17|22-24">
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers="|4,8-11|17|22-24"><script type="text/template">
import React, { useState } from 'react';
function Example() {
const [count, setCount] = useState(0);
return (
&lt;div&gt;
&lt;p&gt;You clicked {count} times&lt;/p&gt;
&lt;button onClick={() =&gt; setCount(count + 1)}&gt;
<div>
<p>You clicked {count} times</p>
<button onClick={() => setCount(count + 1)}>
Click me
&lt;/button&gt;
&lt;/div&gt;
</button>
</div>
);
}
@ -122,15 +122,15 @@
const [count, setCount] = useState(0);
return (
&lt;div&gt;
&lt;p&gt;You clicked {count} times&lt;/p&gt;
&lt;button onClick={() =&gt; setCount(count + 1)}&gt;
<div>
<p>You clicked {count} times</p>
<button onClick={() => setCount(count + 1)}>
Click me
&lt;/button&gt;
&lt;/div&gt;
</button>
</div>
);
}
</code></pre>
</script></code></pre>
</section>
<section>

2
plugin/highlight/highlight.esm.js
View File

@ -2,4 +2,4 @@ var e="undefined"!=typeof globalThis?globalThis:"undefined"!=typeof window?windo
/*!
* reveal.js plugin that adds syntax highlight support.
*/
var bl={id:"highlight",HIGHLIGHT_STEP_DELIMITER:"|",HIGHLIGHT_LINE_DELIMITER:",",HIGHLIGHT_LINE_RANGE_DELIMITER:"-",hljs:Tl,init:function(e){var t=e.getConfig().highlight||{};t.highlightOnLoad="boolean"!=typeof t.highlightOnLoad||t.highlightOnLoad,t.escapeHTML="boolean"!=typeof t.escapeHTML||t.escapeHTML,[].slice.call(e.getRevealElement().querySelectorAll("pre code")).forEach((function(e){e.hasAttribute("data-trim")&&"function"==typeof e.innerHTML.trim&&(e.innerHTML=function(e){function t(e){return e.replace(/^[\s\uFEFF\xA0]+/g,"")}return function(e){var a=function(e){for(var t=e.split("\n"),a=0;a<t.length&&""===t[a].trim();a++)t.splice(a--,1);for(a=t.length-1;a>=0&&""===t[a].trim();a--)t.splice(a,1);return t.join("\n")}(e.innerHTML).split("\n"),n=a.reduce((function(e,a){return a.length>0&&t(a).length>0&&e>a.length-t(a).length?a.length-t(a).length:e}),Number.POSITIVE_INFINITY);return a.map((function(e,t){return e.slice(n)})).join("\n")}(e)}(e)),t.escapeHTML&&!e.hasAttribute("data-noescape")&&(e.innerHTML=e.innerHTML.replace(/</g,"&lt;").replace(/>/g,"&gt;")),e.addEventListener("focusout",(function(e){Tl.highlightBlock(e.currentTarget)}),!1),t.highlightOnLoad&&bl.highlightBlock(e)})),e.on("pdf-ready",(function(){[].slice.call(e.getRevealElement().querySelectorAll("pre code[data-line-numbers].current-fragment")).forEach((function(e){bl.scrollHighlightedLineIntoView(e,{},!0)}))}))},highlightBlock:function(e){if(Tl.highlightBlock(e),0!==e.innerHTML.trim().length&&e.hasAttribute("data-line-numbers")){Tl.lineNumbersBlock(e,{singleLine:!0});var t={currentBlock:e},a=bl.deserializeHighlightSteps(e.getAttribute("data-line-numbers"));if(a.length>1){var n=parseInt(e.getAttribute("data-fragment-index"),10);("number"!=typeof n||isNaN(n))&&(n=null),a.slice(1).forEach((function(a){var r=e.cloneNode(!0);r.setAttribute("data-line-numbers",bl.serializeHighlightSteps([a])),r.classList.add("fragment"),e.parentNode.appendChild(r),bl.highlightLines(r),"number"==typeof n?(r.setAttribute("data-fragment-index",n),n+=1):r.removeAttribute("data-fragment-index"),r.addEventListener("visible",bl.scrollHighlightedLineIntoView.bind(bl,r,t)),r.addEventListener("hidden",bl.scrollHighlightedLineIntoView.bind(bl,r.previousSibling,t))})),e.removeAttribute("data-fragment-index"),e.setAttribute("data-line-numbers",bl.serializeHighlightSteps([a[0]]))}var r="function"==typeof e.closest?e.closest("section:not(.stack)"):null;if(r){r.addEventListener("visible",(function a(){bl.scrollHighlightedLineIntoView(e,t,!0),r.removeEventListener("visible",a)}))}bl.highlightLines(e)}},scrollHighlightedLineIntoView:function(e,t,a){cancelAnimationFrame(t.animationFrameID),t.currentBlock&&(e.scrollTop=t.currentBlock.scrollTop),t.currentBlock=e;var n=this.getHighlightedLineBounds(e),r=e.offsetHeight,i=getComputedStyle(e);r-=parseInt(i.paddingTop)+parseInt(i.paddingBottom);var o=e.scrollTop,s=n.top+(Math.min(n.bottom-n.top,r)-r)/2,l=e.querySelector(".hljs-ln");if(l&&(s+=l.offsetTop-parseInt(i.paddingTop)),s=Math.max(Math.min(s,e.scrollHeight-r),0),!0===a||o===s)e.scrollTop=s;else{if(e.scrollHeight<=r)return;var _=0;!function a(){_=Math.min(_+.02,1),e.scrollTop=o+(s-o)*bl.easeInOutQuart(_),_<1&&(t.animationFrameID=requestAnimationFrame(a))}()}},easeInOutQuart:function(e){return e<.5?8*e*e*e*e:1-8*--e*e*e*e},getHighlightedLineBounds:function(e){var t=e.querySelectorAll(".highlight-line");if(0===t.length)return{top:0,bottom:0};var a=t[0],n=t[t.length-1];return{top:a.offsetTop,bottom:n.offsetTop+n.offsetHeight}},highlightLines:function(e,t){var a=bl.deserializeHighlightSteps(t||e.getAttribute("data-line-numbers"));a.length&&a[0].forEach((function(t){var a=[];"number"==typeof t.end?a=[].slice.call(e.querySelectorAll("table tr:nth-child(n+"+t.start+"):nth-child(-n+"+t.end+")")):"number"==typeof t.start&&(a=[].slice.call(e.querySelectorAll("table tr:nth-child("+t.start+")"))),a.length&&(a.forEach((function(e){e.classList.add("highlight-line")})),e.classList.add("has-highlights"))}))},deserializeHighlightSteps:function(e){return(e=(e=e.replace(/\s/g,"")).split(bl.HIGHLIGHT_STEP_DELIMITER)).map((function(e){return e.split(bl.HIGHLIGHT_LINE_DELIMITER).map((function(e){if(/^[\d-]+$/.test(e)){e=e.split(bl.HIGHLIGHT_LINE_RANGE_DELIMITER);var t=parseInt(e[0],10),a=parseInt(e[1],10);return isNaN(a)?{start:t}:{start:t,end:a}}return{}}))}))},serializeHighlightSteps:function(e){return e.map((function(e){return e.map((function(e){return"number"==typeof e.end?e.start+bl.HIGHLIGHT_LINE_RANGE_DELIMITER+e.end:"number"==typeof e.start?e.start:""})).join(bl.HIGHLIGHT_LINE_DELIMITER)})).join(bl.HIGHLIGHT_STEP_DELIMITER)}};export default function(){return bl}
var bl={id:"highlight",HIGHLIGHT_STEP_DELIMITER:"|",HIGHLIGHT_LINE_DELIMITER:",",HIGHLIGHT_LINE_RANGE_DELIMITER:"-",hljs:Tl,init:function(e){var t=e.getConfig().highlight||{};t.highlightOnLoad="boolean"!=typeof t.highlightOnLoad||t.highlightOnLoad,t.escapeHTML="boolean"!=typeof t.escapeHTML||t.escapeHTML,[].slice.call(e.getRevealElement().querySelectorAll("pre code")).forEach((function(e){var a=e.querySelector('script[type="text/template"]');a&&(e.textContent=a.innerHTML),e.hasAttribute("data-trim")&&"function"==typeof e.innerHTML.trim&&(e.innerHTML=function(e){function t(e){return e.replace(/^[\s\uFEFF\xA0]+/g,"")}return function(e){var a=function(e){for(var t=e.split("\n"),a=0;a<t.length&&""===t[a].trim();a++)t.splice(a--,1);for(a=t.length-1;a>=0&&""===t[a].trim();a--)t.splice(a,1);return t.join("\n")}(e.innerHTML).split("\n"),n=a.reduce((function(e,a){return a.length>0&&t(a).length>0&&e>a.length-t(a).length?a.length-t(a).length:e}),Number.POSITIVE_INFINITY);return a.map((function(e,t){return e.slice(n)})).join("\n")}(e)}(e)),t.escapeHTML&&!e.hasAttribute("data-noescape")&&(e.innerHTML=e.innerHTML.replace(/</g,"&lt;").replace(/>/g,"&gt;")),e.addEventListener("focusout",(function(e){Tl.highlightBlock(e.currentTarget)}),!1),t.highlightOnLoad&&bl.highlightBlock(e)})),e.on("pdf-ready",(function(){[].slice.call(e.getRevealElement().querySelectorAll("pre code[data-line-numbers].current-fragment")).forEach((function(e){bl.scrollHighlightedLineIntoView(e,{},!0)}))}))},highlightBlock:function(e){if(Tl.highlightBlock(e),0!==e.innerHTML.trim().length&&e.hasAttribute("data-line-numbers")){Tl.lineNumbersBlock(e,{singleLine:!0});var t={currentBlock:e},a=bl.deserializeHighlightSteps(e.getAttribute("data-line-numbers"));if(a.length>1){var n=parseInt(e.getAttribute("data-fragment-index"),10);("number"!=typeof n||isNaN(n))&&(n=null),a.slice(1).forEach((function(a){var r=e.cloneNode(!0);r.setAttribute("data-line-numbers",bl.serializeHighlightSteps([a])),r.classList.add("fragment"),e.parentNode.appendChild(r),bl.highlightLines(r),"number"==typeof n?(r.setAttribute("data-fragment-index",n),n+=1):r.removeAttribute("data-fragment-index"),r.addEventListener("visible",bl.scrollHighlightedLineIntoView.bind(bl,r,t)),r.addEventListener("hidden",bl.scrollHighlightedLineIntoView.bind(bl,r.previousSibling,t))})),e.removeAttribute("data-fragment-index"),e.setAttribute("data-line-numbers",bl.serializeHighlightSteps([a[0]]))}var r="function"==typeof e.closest?e.closest("section:not(.stack)"):null;if(r){r.addEventListener("visible",(function a(){bl.scrollHighlightedLineIntoView(e,t,!0),r.removeEventListener("visible",a)}))}bl.highlightLines(e)}},scrollHighlightedLineIntoView:function(e,t,a){cancelAnimationFrame(t.animationFrameID),t.currentBlock&&(e.scrollTop=t.currentBlock.scrollTop),t.currentBlock=e;var n=this.getHighlightedLineBounds(e),r=e.offsetHeight,i=getComputedStyle(e);r-=parseInt(i.paddingTop)+parseInt(i.paddingBottom);var o=e.scrollTop,s=n.top+(Math.min(n.bottom-n.top,r)-r)/2,l=e.querySelector(".hljs-ln");if(l&&(s+=l.offsetTop-parseInt(i.paddingTop)),s=Math.max(Math.min(s,e.scrollHeight-r),0),!0===a||o===s)e.scrollTop=s;else{if(e.scrollHeight<=r)return;var _=0;!function a(){_=Math.min(_+.02,1),e.scrollTop=o+(s-o)*bl.easeInOutQuart(_),_<1&&(t.animationFrameID=requestAnimationFrame(a))}()}},easeInOutQuart:function(e){return e<.5?8*e*e*e*e:1-8*--e*e*e*e},getHighlightedLineBounds:function(e){var t=e.querySelectorAll(".highlight-line");if(0===t.length)return{top:0,bottom:0};var a=t[0],n=t[t.length-1];return{top:a.offsetTop,bottom:n.offsetTop+n.offsetHeight}},highlightLines:function(e,t){var a=bl.deserializeHighlightSteps(t||e.getAttribute("data-line-numbers"));a.length&&a[0].forEach((function(t){var a=[];"number"==typeof t.end?a=[].slice.call(e.querySelectorAll("table tr:nth-child(n+"+t.start+"):nth-child(-n+"+t.end+")")):"number"==typeof t.start&&(a=[].slice.call(e.querySelectorAll("table tr:nth-child("+t.start+")"))),a.length&&(a.forEach((function(e){e.classList.add("highlight-line")})),e.classList.add("has-highlights"))}))},deserializeHighlightSteps:function(e){return(e=(e=e.replace(/\s/g,"")).split(bl.HIGHLIGHT_STEP_DELIMITER)).map((function(e){return e.split(bl.HIGHLIGHT_LINE_DELIMITER).map((function(e){if(/^[\d-]+$/.test(e)){e=e.split(bl.HIGHLIGHT_LINE_RANGE_DELIMITER);var t=parseInt(e[0],10),a=parseInt(e[1],10);return isNaN(a)?{start:t}:{start:t,end:a}}return{}}))}))},serializeHighlightSteps:function(e){return e.map((function(e){return e.map((function(e){return"number"==typeof e.end?e.start+bl.HIGHLIGHT_LINE_RANGE_DELIMITER+e.end:"number"==typeof e.start?e.start:""})).join(bl.HIGHLIGHT_LINE_DELIMITER)})).join(bl.HIGHLIGHT_STEP_DELIMITER)}};export default function(){return bl}

2
plugin/highlight/highlight.js
View File

@ -2,4 +2,4 @@
/*!
* reveal.js plugin that adds syntax highlight support.
*/
var Tl={id:"highlight",HIGHLIGHT_STEP_DELIMITER:"|",HIGHLIGHT_LINE_DELIMITER:",",HIGHLIGHT_LINE_RANGE_DELIMITER:"-",hljs:Sl,init:function(e){var t=e.getConfig().highlight||{};t.highlightOnLoad="boolean"!=typeof t.highlightOnLoad||t.highlightOnLoad,t.escapeHTML="boolean"!=typeof t.escapeHTML||t.escapeHTML,[].slice.call(e.getRevealElement().querySelectorAll("pre code")).forEach((function(e){e.hasAttribute("data-trim")&&"function"==typeof e.innerHTML.trim&&(e.innerHTML=function(e){function t(e){return e.replace(/^[\s\uFEFF\xA0]+/g,"")}return function(e){var a=function(e){for(var t=e.split("\n"),a=0;a<t.length&&""===t[a].trim();a++)t.splice(a--,1);for(a=t.length-1;a>=0&&""===t[a].trim();a--)t.splice(a,1);return t.join("\n")}(e.innerHTML).split("\n"),n=a.reduce((function(e,a){return a.length>0&&t(a).length>0&&e>a.length-t(a).length?a.length-t(a).length:e}),Number.POSITIVE_INFINITY);return a.map((function(e,t){return e.slice(n)})).join("\n")}(e)}(e)),t.escapeHTML&&!e.hasAttribute("data-noescape")&&(e.innerHTML=e.innerHTML.replace(/</g,"&lt;").replace(/>/g,"&gt;")),e.addEventListener("focusout",(function(e){Sl.highlightBlock(e.currentTarget)}),!1),t.highlightOnLoad&&Tl.highlightBlock(e)})),e.on("pdf-ready",(function(){[].slice.call(e.getRevealElement().querySelectorAll("pre code[data-line-numbers].current-fragment")).forEach((function(e){Tl.scrollHighlightedLineIntoView(e,{},!0)}))}))},highlightBlock:function(e){if(Sl.highlightBlock(e),0!==e.innerHTML.trim().length&&e.hasAttribute("data-line-numbers")){Sl.lineNumbersBlock(e,{singleLine:!0});var t={currentBlock:e},a=Tl.deserializeHighlightSteps(e.getAttribute("data-line-numbers"));if(a.length>1){var n=parseInt(e.getAttribute("data-fragment-index"),10);("number"!=typeof n||isNaN(n))&&(n=null),a.slice(1).forEach((function(a){var r=e.cloneNode(!0);r.setAttribute("data-line-numbers",Tl.serializeHighlightSteps([a])),r.classList.add("fragment"),e.parentNode.appendChild(r),Tl.highlightLines(r),"number"==typeof n?(r.setAttribute("data-fragment-index",n),n+=1):r.removeAttribute("data-fragment-index"),r.addEventListener("visible",Tl.scrollHighlightedLineIntoView.bind(Tl,r,t)),r.addEventListener("hidden",Tl.scrollHighlightedLineIntoView.bind(Tl,r.previousSibling,t))})),e.removeAttribute("data-fragment-index"),e.setAttribute("data-line-numbers",Tl.serializeHighlightSteps([a[0]]))}var r="function"==typeof e.closest?e.closest("section:not(.stack)"):null;if(r){r.addEventListener("visible",(function a(){Tl.scrollHighlightedLineIntoView(e,t,!0),r.removeEventListener("visible",a)}))}Tl.highlightLines(e)}},scrollHighlightedLineIntoView:function(e,t,a){cancelAnimationFrame(t.animationFrameID),t.currentBlock&&(e.scrollTop=t.currentBlock.scrollTop),t.currentBlock=e;var n=this.getHighlightedLineBounds(e),r=e.offsetHeight,i=getComputedStyle(e);r-=parseInt(i.paddingTop)+parseInt(i.paddingBottom);var o=e.scrollTop,s=n.top+(Math.min(n.bottom-n.top,r)-r)/2,l=e.querySelector(".hljs-ln");if(l&&(s+=l.offsetTop-parseInt(i.paddingTop)),s=Math.max(Math.min(s,e.scrollHeight-r),0),!0===a||o===s)e.scrollTop=s;else{if(e.scrollHeight<=r)return;var _=0;!function a(){_=Math.min(_+.02,1),e.scrollTop=o+(s-o)*Tl.easeInOutQuart(_),_<1&&(t.animationFrameID=requestAnimationFrame(a))}()}},easeInOutQuart:function(e){return e<.5?8*e*e*e*e:1-8*--e*e*e*e},getHighlightedLineBounds:function(e){var t=e.querySelectorAll(".highlight-line");if(0===t.length)return{top:0,bottom:0};var a=t[0],n=t[t.length-1];return{top:a.offsetTop,bottom:n.offsetTop+n.offsetHeight}},highlightLines:function(e,t){var a=Tl.deserializeHighlightSteps(t||e.getAttribute("data-line-numbers"));a.length&&a[0].forEach((function(t){var a=[];"number"==typeof t.end?a=[].slice.call(e.querySelectorAll("table tr:nth-child(n+"+t.start+"):nth-child(-n+"+t.end+")")):"number"==typeof t.start&&(a=[].slice.call(e.querySelectorAll("table tr:nth-child("+t.start+")"))),a.length&&(a.forEach((function(e){e.classList.add("highlight-line")})),e.classList.add("has-highlights"))}))},deserializeHighlightSteps:function(e){return(e=(e=e.replace(/\s/g,"")).split(Tl.HIGHLIGHT_STEP_DELIMITER)).map((function(e){return e.split(Tl.HIGHLIGHT_LINE_DELIMITER).map((function(e){if(/^[\d-]+$/.test(e)){e=e.split(Tl.HIGHLIGHT_LINE_RANGE_DELIMITER);var t=parseInt(e[0],10),a=parseInt(e[1],10);return isNaN(a)?{start:t}:{start:t,end:a}}return{}}))}))},serializeHighlightSteps:function(e){return e.map((function(e){return e.map((function(e){return"number"==typeof e.end?e.start+Tl.HIGHLIGHT_LINE_RANGE_DELIMITER+e.end:"number"==typeof e.start?e.start:""})).join(Tl.HIGHLIGHT_LINE_DELIMITER)})).join(Tl.HIGHLIGHT_STEP_DELIMITER)}};return function(){return Tl}}));
var Tl={id:"highlight",HIGHLIGHT_STEP_DELIMITER:"|",HIGHLIGHT_LINE_DELIMITER:",",HIGHLIGHT_LINE_RANGE_DELIMITER:"-",hljs:Sl,init:function(e){var t=e.getConfig().highlight||{};t.highlightOnLoad="boolean"!=typeof t.highlightOnLoad||t.highlightOnLoad,t.escapeHTML="boolean"!=typeof t.escapeHTML||t.escapeHTML,[].slice.call(e.getRevealElement().querySelectorAll("pre code")).forEach((function(e){var a=e.querySelector('script[type="text/template"]');a&&(e.textContent=a.innerHTML),e.hasAttribute("data-trim")&&"function"==typeof e.innerHTML.trim&&(e.innerHTML=function(e){function t(e){return e.replace(/^[\s\uFEFF\xA0]+/g,"")}return function(e){var a=function(e){for(var t=e.split("\n"),a=0;a<t.length&&""===t[a].trim();a++)t.splice(a--,1);for(a=t.length-1;a>=0&&""===t[a].trim();a--)t.splice(a,1);return t.join("\n")}(e.innerHTML).split("\n"),n=a.reduce((function(e,a){return a.length>0&&t(a).length>0&&e>a.length-t(a).length?a.length-t(a).length:e}),Number.POSITIVE_INFINITY);return a.map((function(e,t){return e.slice(n)})).join("\n")}(e)}(e)),t.escapeHTML&&!e.hasAttribute("data-noescape")&&(e.innerHTML=e.innerHTML.replace(/</g,"&lt;").replace(/>/g,"&gt;")),e.addEventListener("focusout",(function(e){Sl.highlightBlock(e.currentTarget)}),!1),t.highlightOnLoad&&Tl.highlightBlock(e)})),e.on("pdf-ready",(function(){[].slice.call(e.getRevealElement().querySelectorAll("pre code[data-line-numbers].current-fragment")).forEach((function(e){Tl.scrollHighlightedLineIntoView(e,{},!0)}))}))},highlightBlock:function(e){if(Sl.highlightBlock(e),0!==e.innerHTML.trim().length&&e.hasAttribute("data-line-numbers")){Sl.lineNumbersBlock(e,{singleLine:!0});var t={currentBlock:e},a=Tl.deserializeHighlightSteps(e.getAttribute("data-line-numbers"));if(a.length>1){var n=parseInt(e.getAttribute("data-fragment-index"),10);("number"!=typeof n||isNaN(n))&&(n=null),a.slice(1).forEach((function(a){var r=e.cloneNode(!0);r.setAttribute("data-line-numbers",Tl.serializeHighlightSteps([a])),r.classList.add("fragment"),e.parentNode.appendChild(r),Tl.highlightLines(r),"number"==typeof n?(r.setAttribute("data-fragment-index",n),n+=1):r.removeAttribute("data-fragment-index"),r.addEventListener("visible",Tl.scrollHighlightedLineIntoView.bind(Tl,r,t)),r.addEventListener("hidden",Tl.scrollHighlightedLineIntoView.bind(Tl,r.previousSibling,t))})),e.removeAttribute("data-fragment-index"),e.setAttribute("data-line-numbers",Tl.serializeHighlightSteps([a[0]]))}var r="function"==typeof e.closest?e.closest("section:not(.stack)"):null;if(r){r.addEventListener("visible",(function a(){Tl.scrollHighlightedLineIntoView(e,t,!0),r.removeEventListener("visible",a)}))}Tl.highlightLines(e)}},scrollHighlightedLineIntoView:function(e,t,a){cancelAnimationFrame(t.animationFrameID),t.currentBlock&&(e.scrollTop=t.currentBlock.scrollTop),t.currentBlock=e;var n=this.getHighlightedLineBounds(e),r=e.offsetHeight,i=getComputedStyle(e);r-=parseInt(i.paddingTop)+parseInt(i.paddingBottom);var o=e.scrollTop,s=n.top+(Math.min(n.bottom-n.top,r)-r)/2,l=e.querySelector(".hljs-ln");if(l&&(s+=l.offsetTop-parseInt(i.paddingTop)),s=Math.max(Math.min(s,e.scrollHeight-r),0),!0===a||o===s)e.scrollTop=s;else{if(e.scrollHeight<=r)return;var _=0;!function a(){_=Math.min(_+.02,1),e.scrollTop=o+(s-o)*Tl.easeInOutQuart(_),_<1&&(t.animationFrameID=requestAnimationFrame(a))}()}},easeInOutQuart:function(e){return e<.5?8*e*e*e*e:1-8*--e*e*e*e},getHighlightedLineBounds:function(e){var t=e.querySelectorAll(".highlight-line");if(0===t.length)return{top:0,bottom:0};var a=t[0],n=t[t.length-1];return{top:a.offsetTop,bottom:n.offsetTop+n.offsetHeight}},highlightLines:function(e,t){var a=Tl.deserializeHighlightSteps(t||e.getAttribute("data-line-numbers"));a.length&&a[0].forEach((function(t){var a=[];"number"==typeof t.end?a=[].slice.call(e.querySelectorAll("table tr:nth-child(n+"+t.start+"):nth-child(-n+"+t.end+")")):"number"==typeof t.start&&(a=[].slice.call(e.querySelectorAll("table tr:nth-child("+t.start+")"))),a.length&&(a.forEach((function(e){e.classList.add("highlight-line")})),e.classList.add("has-highlights"))}))},deserializeHighlightSteps:function(e){return(e=(e=e.replace(/\s/g,"")).split(Tl.HIGHLIGHT_STEP_DELIMITER)).map((function(e){return e.split(Tl.HIGHLIGHT_LINE_DELIMITER).map((function(e){if(/^[\d-]+$/.test(e)){e=e.split(Tl.HIGHLIGHT_LINE_RANGE_DELIMITER);var t=parseInt(e[0],10),a=parseInt(e[1],10);return isNaN(a)?{start:t}:{start:t,end:a}}return{}}))}))},serializeHighlightSteps:function(e){return e.map((function(e){return e.map((function(e){return"number"==typeof e.end?e.start+Tl.HIGHLIGHT_LINE_RANGE_DELIMITER+e.end:"number"==typeof e.start?e.start:""})).join(Tl.HIGHLIGHT_LINE_DELIMITER)})).join(Tl.HIGHLIGHT_STEP_DELIMITER)}};return function(){return Tl}}));

9
plugin/highlight/plugin.js
View File

@ -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 );