6 lines
901 KiB
JavaScript
6 lines
901 KiB
JavaScript
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!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e="undefined"!=typeof globalThis?globalThis:e||self).RevealHighlight=t()}(this,(function(){"use strict";var e={exports:{}};function t(e){return e instanceof Map?e.clear=e.delete=e.set=function(){throw new Error("map is read-only")}:e instanceof Set&&(e.add=e.clear=e.delete=function(){throw new Error("set is read-only")}),Object.freeze(e),Object.getOwnPropertyNames(e).forEach((function(a){var n=e[a];"object"!=typeof n||Object.isFrozen(n)||t(n)})),e}e.exports=t,e.exports.default=t;class a{constructor(e){void 0===e.data&&(e.data={}),this.data=e.data,this.isMatchIgnored=!1}ignoreMatch(){this.isMatchIgnored=!0}}function n(e){return e.replace(/&/g,"&").replace(/</g,"<").replace(/>/g,">").replace(/"/g,""").replace(/'/g,"'")}function r(e,...t){const a=Object.create(null);for(const t in e)a[t]=e[t];return t.forEach((function(e){for(const t in e)a[t]=e[t]})),a}const i=e=>!!e.scope||e.sublanguage&&e.language;class o{constructor(e,t){this.buffer="",this.classPrefix=t.classPrefix,e.walk(this)}addText(e){this.buffer+=n(e)}openNode(e){if(!i(e))return;let t="";t=e.sublanguage?`language-${e.language}`:((e,{prefix:t})=>{if(e.includes(".")){const a=e.split(".");return[`${t}${a.shift()}`,...a.map(((e,t)=>`${e}${"_".repeat(t+1)}`))].join(" ")}return`${t}${e}`})(e.scope,{prefix:this.classPrefix}),this.span(t)}closeNode(e){i(e)&&(this.buffer+="</span>")}value(){return this.buffer}span(e){this.buffer+=`<span class="${e}">`}}const s=(e={})=>{const t={children:[]};return Object.assign(t,e),t};class l{constructor(){this.rootNode=s(),this.stack=[this.rootNode]}get top(){return this.stack[this.stack.length-1]}get root(){return this.rootNode}add(e){this.top.children.push(e)}openNode(e){const t=s({scope:e});this.add(t),this.stack.push(t)}closeNode(){if(this.stack.length>1)return this.stack.pop()}closeAllNodes(){for(;this.closeNode(););}toJSON(){return JSON.stringify(this.rootNode,null,4)}walk(e){return this.constructor._walk(e,this.rootNode)}static _walk(e,t){return"string"==typeof t?e.addText(t):t.children&&(e.openNode(t),t.children.forEach((t=>this._walk(e,t))),e.closeNode(t)),e}static _collapse(e){"string"!=typeof e&&e.children&&(e.children.every((e=>"string"==typeof e))?e.children=[e.children.join("")]:e.children.forEach((e=>{l._collapse(e)})))}}class c extends l{constructor(e){super(),this.options=e}addKeyword(e,t){""!==e&&(this.openNode(t),this.addText(e),this.closeNode())}addText(e){""!==e&&this.add(e)}addSublanguage(e,t){const a=e.root;a.sublanguage=!0,a.language=t,this.add(a)}toHTML(){return new o(this,this.options).value()}finalize(){return!0}}function _(e){return e?"string"==typeof e?e:e.source:null}function d(e){return u("(?=",e,")")}function m(e){return u("(?:",e,")*")}function p(e){return u("(?:",e,")?")}function u(...e){return e.map((e=>_(e))).join("")}function g(...e){const t=function(e){const t=e[e.length-1];return"object"==typeof t&&t.constructor===Object?(e.splice(e.length-1,1),t):{}}(e);return"("+(t.capture?"":"?:")+e.map((e=>_(e))).join("|")+")"}function E(e){return new RegExp(e.toString()+"|").exec("").length-1}const S=/\[(?:[^\\\]]|\\.)*\]|\(\??|\\([1-9][0-9]*)|\\./;function b(e,{joinWith:t}){let a=0;return e.map((e=>{a+=1;const t=a;let n=_(e),r="";for(;n.length>0;){const e=S.exec(n);if(!e){r+=n;break}r+=n.substring(0,e.index),n=n.substring(e.index+e[0].length),"\\"===e[0][0]&&e[1]?r+="\\"+String(Number(e[1])+t):(r+=e[0],"("===e[0]&&a++)}return r})).map((e=>`(${e})`)).join(t)}const T="[a-zA-Z]\\w*",f="[a-zA-Z_]\\w*",C="\\b\\d+(\\.\\d+)?",N="(-?)(\\b0[xX][a-fA-F0-9]+|(\\b\\d+(\\.\\d*)?|\\.\\d+)([eE][-+]?\\d+)?)",R="\\b(0b[01]+)",O={begin:"\\\\[\\s\\S]",relevance:0},h={scope:"string",begin:"'",end:"'",illegal:"\\n",contains:[O]},v={scope:"string",begin:'"',end:'"',illegal:"\\n",contains:[O]},I=function(e,t,a={}){const n=r({scope:"comment",begin:e,end:t,contains:[]},a);n.contains.push({scope:"doctag",begin:"[ ]*(?=(TODO|FIXME|NOTE|BUG|OPTIMIZE|HACK|XXX):)",end:/(TODO|FIXME|NOTE
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/*!
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* reveal.js plugin that adds syntax highlight support.
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*/
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const Si={id:"highlight",HIGHLIGHT_STEP_DELIMITER:"|",HIGHLIGHT_LINE_DELIMITER:",",HIGHLIGHT_LINE_RANGE_DELIMITER:"-",hljs:Ei,init:function(e){let t=e.getConfig().highlight||{};t.highlightOnLoad="boolean"!=typeof t.highlightOnLoad||t.highlightOnLoad,t.escapeHTML="boolean"!=typeof t.escapeHTML||t.escapeHTML,Array.from(e.getRevealElement().querySelectorAll("pre code")).forEach((e=>{e.parentNode.classList.add("code-wrapper");let 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,"")}function a(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")}return function(e){var n=a(e.innerHTML).split("\n"),r=n.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 n.map((function(e,t){return e.slice(r)})).join("\n")}(e)}(e)),t.escapeHTML&&!e.hasAttribute("data-noescape")&&(e.innerHTML=e.innerHTML.replace(/</g,"<").replace(/>/g,">")),e.addEventListener("focusout",(function(e){Ei.highlightElement(e.currentTarget)}),!1)})),"function"==typeof t.beforeHighlight&&t.beforeHighlight(Ei),t.highlightOnLoad&&Array.from(e.getRevealElement().querySelectorAll("pre code")).forEach((e=>{Si.highlightBlock(e)})),e.on("pdf-ready",(function(){[].slice.call(e.getRevealElement().querySelectorAll("pre code[data-line-numbers].current-fragment")).forEach((function(e){Si.scrollHighlightedLineIntoView(e,{},!0)}))}))},highlightBlock:function(e){if(Ei.highlightElement(e),0!==e.innerHTML.trim().length&&e.hasAttribute("data-line-numbers")){Ei.lineNumbersBlock(e,{singleLine:!0});var t={currentBlock:e},a=Si.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",Si.serializeHighlightSteps([a])),r.classList.add("fragment"),e.parentNode.appendChild(r),Si.highlightLines(r),"number"==typeof n?(r.setAttribute("data-fragment-index",n),n+=1):r.removeAttribute("data-fragment-index"),r.addEventListener("visible",Si.scrollHighlightedLineIntoView.bind(Si,r,t)),r.addEventListener("hidden",Si.scrollHighlightedLineIntoView.bind(Si,r.previousSibling,t))})),e.removeAttribute("data-fragment-index"),e.setAttribute("data-line-numbers",Si.serializeHighlightSteps([a[0]]))}var r="function"==typeof e.closest?e.closest("section:not(.stack)"):null;if(r){var i=function(){Si.scrollHighlightedLineIntoView(e,t,!0),r.removeEventListener("visible",i)};r.addEventListener("visible",i)}Si.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 c=0,_=function(){c=Math.min(c+.02,1),e.scrollTop=o+(s-o)*Si.easeInOutQuart(c),c<1&&(t.animationFrameID=requestAnimationFrame(_))};_()}},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=Si.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
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