mirror of https://github.com/jkjoy/sunpeiwen.git
1 line
2.1 KiB
JavaScript
1 line
2.1 KiB
JavaScript
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!function(){if("undefined"!=typeof Prism&&"undefined"!=typeof document){var e={"(":")","[":"]","{":"}"},t={"(":"brace-round","[":"brace-square","{":"brace-curly"},n={"${":"{"},r=0,c=/^(pair-\d+-)(close|open)$/;Prism.hooks.add("complete",(function(c){var i=c.element,d=i.parentElement;if(d&&"PRE"==d.tagName){var u=[];if(Prism.util.isActive(i,"match-braces")&&u.push("(","[","{"),0!=u.length){d.__listenerAdded||(d.addEventListener("mousedown",(function(){var e=d.querySelector("code"),t=s("brace-selected");Array.prototype.slice.call(e.querySelectorAll("."+t)).forEach((function(e){e.classList.remove(t)}))})),Object.defineProperty(d,"__listenerAdded",{value:!0}));var f=Array.prototype.slice.call(i.querySelectorAll("span."+s("token")+"."+s("punctuation"))),h=[];u.forEach((function(c){for(var i=e[c],d=s(t[c]),u=[],p=[],v=0;v<f.length;v++){var m=f[v];if(0==m.childElementCount){var b=m.textContent;(b=n[b]||b)===c?(h.push({index:v,open:!0,element:m}),m.classList.add(d),m.classList.add(s("brace-open")),p.push(v)):b===i&&(h.push({index:v,open:!1,element:m}),m.classList.add(d),m.classList.add(s("brace-close")),p.length&&u.push([v,p.pop()]))}}u.forEach((function(e){var t="pair-"+r+++"-",n=f[e[0]],c=f[e[1]];n.id=t+"open",c.id=t+"close",[n,c].forEach((function(e){e.addEventListener("mouseenter",a),e.addEventListener("mouseleave",o),e.addEventListener("click",l)}))}))}));var p=0;h.sort((function(e,t){return e.index-t.index})),h.forEach((function(e){e.open?(e.element.classList.add(s("brace-level-"+(p%12+1))),p++):(p=Math.max(0,p-1),e.element.classList.add(s("brace-level-"+(p%12+1))))}))}}}))}function s(e){var t=Prism.plugins.customClass;return t?t.apply(e,"none"):e}function i(e){var t=c.exec(e.id);return document.querySelector("#"+t[1]+("open"==t[2]?"close":"open"))}function a(){Prism.util.isActive(this,"brace-hover",!0)&&[this,i(this)].forEach((function(e){e.classList.add(s("brace-hover"))}))}function o(){[this,i(this)].forEach((function(e){e.classList.remove(s("brace-hover"))}))}function l(){Prism.util.isActive(this,"brace-select",!0)&&[this,i(this)].forEach((function(e){e.classList.add(s("brace-selected"))}))}}();
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