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JavaScript

!function(e){var a=/\{\{\{[\w\W]+?\}\}\}|\{\{[\w\W]+?\}\}/g;e.languages.handlebars=e.languages.extend("markup",{handlebars:{pattern:a,inside:{delimiter:{pattern:/^\{\{\{?|\}\}\}?$/gi,alias:"punctuation"},string:/(["'])(\\?.)+?\1/g,number:/\b-?(0x[\dA-Fa-f]+|\d*\.?\d+([Ee]-?\d+)?)\b/g,"boolean":/\b(true|false)\b/g,block:{pattern:/^(\s*~?\s*)[#\/]\w+/gi,lookbehind:!0,alias:"keyword"},brackets:{pattern:/\[[^\]]+\]/,inside:{punctuation:/\[|\]/g,variable:/[\w\W]+/g}},punctuation:/[!"#%&'()*+,.\/;<=>@\[\\\]^`{|}~]/g,variable:/[^!"#%&'()*+,.\/;<=>@\[\\\]^`{|}~]+/g}}}),e.languages.insertBefore("handlebars","tag",{"handlebars-comment":{pattern:/\{\{![\w\W]*?\}\}/g,alias:["handlebars","comment"]}}),e.hooks.add("before-highlight",function(e){"handlebars"===e.language&&(e.tokenStack=[],e.backupCode=e.code,e.code=e.code.replace(a,function(a){return e.tokenStack.push(a),"___HANDLEBARS"+e.tokenStack.length+"___"}))}),e.hooks.add("before-insert",function(e){"handlebars"===e.language&&(e.code=e.backupCode,delete e.backupCode)}),e.hooks.add("after-highlight",function(a){if("handlebars"===a.language){for(var n,t=0;n=a.tokenStack[t];t++)a.highlightedCode=a.highlightedCode.replace("___HANDLEBARS"+(t+1)+"___",e.highlight(n,a.grammar,"handlebars"));a.element.innerHTML=a.highlightedCode}})}(Prism);