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codeflask.module.js
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var BACKGROUND_COLOR="#fff",LINE_HEIGHT="20px",FONT_SIZE="1em",default_css_theme="\n.codeflask {\n background: "+BACKGROUND_COLOR+";\n color: #4f559c;\n}\n\n.codeflask .token.punctuation {\n color: #4a4a4a;\n}\n\n.codeflask .token.keyword {\n color: #8500ff;\n}\n\n.codeflask .token.operator {\n color: #ff5598;\n}\n\n.codeflask .token.string {\n color: #41ad8f;\n}\n\n.codeflask .token.comment {\n color: #9badb7;\n}\n\n.codeflask .token.function {\n color: #8500ff;\n}\n\n.codeflask .token.boolean {\n color: #8500ff;\n}\n\n.codeflask .token.number {\n color: #8500ff;\n}\n\n.codeflask .token.selector {\n color: #8500ff;\n}\n\n.codeflask .token.property {\n color: #8500ff;\n}\n\n.codeflask .token.tag {\n color: #8500ff;\n}\n\n.codeflask .token.attr-value {\n color: #8500ff;\n}\n";function cssSupports(e,t){return CSS?CSS.supports(e,t):toCamelCase(e)in document.body.style}function toCamelCase(e){return(e=e.split("-").filter(function(e){return!!e}).map(function(e){return e[0].toUpperCase()+e.substr(1)}).join(""))[0].toLowerCase()+e.substr(1)}var FONT_FAMILY='"SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace',COLOR=cssSupports("caret-color","#000")?BACKGROUND_COLOR:"#ccc",LINE_NUMBER_WIDTH="40px",editor_css="\n\n textarea.codeflask__textarea.codeflask__flatten::selection {\n background: #3332;\n }\n\n .codeflask {\n position: absolute;\n width: 100%;\n height: 100%;\n overflow: hidden;\n }\n\n .codeflask, .codeflask * {\n box-sizing: border-box;\n }\n\n .codeflask__pre {\n pointer-events: none;\n z-index: 3;\n overflow: hidden;\n }\n\n .codeflask__textarea {\n background: none;\n border: none;\n color: "+COLOR+";\n resize: none;\n font-family: "+FONT_FAMILY+";\n -webkit-appearance: pre;\n caret-color: #111;\n z-index: 2;\n width: 100%;\n height: 100%;\n }\n\n .codeflask--has-line-numbers .codeflask__textarea {\n width: calc(100% - "+LINE_NUMBER_WIDTH+");\n }\n\n .codeflask__code {\n display: block;\n font-family: "+FONT_FAMILY+";\n overflow: hidden;\n }\n\n .codeflask__flatten {\n padding: 0;\n font-size: "+FONT_SIZE+";\n line-height: "+LINE_HEIGHT+";\n white-space: pre;\n position: absolute;\n top: 0;\n left: 0;\n overflow: auto;\n margin: 0 !important;\n outline: none;\n text-align: left;\n }\n\n .codeflask--has-line-numbers .codeflask__flatten {\n left: "+LINE_NUMBER_WIDTH+";\n }\n\n .codeflask__line-highlight {\n position: absolute;\n top: 10px;\n left: 0;\n width: 100%;\n height: "+LINE_HEIGHT+";\n background: rgba(0,0,0,0.1);\n z-index: 1;\n }\n\n .codeflask__lines {\n padding: 0 4px;\n font-size: 12px;\n line-height: "+LINE_HEIGHT+";\n font-family: 'Cousine', monospace;\n position: absolute;\n left: 0;\n top: 0;\n width: "+LINE_NUMBER_WIDTH+";\n height: 100%;\n text-align: right;\n color: #999;\n z-index: 9;\n display: inline-flex;\n flex-direction: column;\n align-items: center;\n }\n\n .codeflask__lines__line {\n display: block;\n }\n \n .codeflask_active_line{\n z-index: 2;\n user-select: none;\n -moz-user-select: none;\n -khtml-user-select: none;\n -webkit-user-select: none;\n -o-user-select: none;\n pointer-events: none;\n position: absolute;\n top: 0;\n width: 100%;\n height: "+LINE_HEIGHT+";\n background-color: rgba(153, 153, 170, 0.2);\n }\n\n .codeflask.codeflask--has-line-numbers {\n padding-left: "+LINE_NUMBER_WIDTH+";\n }\n\n .codeflask.codeflask--has-line-numbers:before {\n content: '';\n position: absolute;\n left: 0;\n top: 0;\n width: "+LINE_NUMBER_WIDTH+";\n height: 100%;\n background: #eee;\n z-index: 9;\n }\n";function inject_css(e,t,n){var a=t||"codeflask-style",i=n||document.head;if(!e)return!1;if(document.getElementById(a))return!0;var o=document.createElement("style");return o.innerHTML=e,o.id=a,i.appendChild(o),!0}var entityMap={"&":"&","<":"<",">":">",'"':""","'":"'","/":"/","`":"`","=":"="};function escape_html(e){return String(e).replace(/[&<>"'`=\/]/g,function(e){return entityMap[e]})}var commonjsGlobal="undefined"!=typeof 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n=document.createElement(e);return t.appendChild(n),n},CodeFlask.prototype.getCurrentLineNumber=function(){var e=this.elTextarea.selectionStart,t=this.elTextarea.value,n=t.split("\n"),a=0;if(e===t.length)return n.length;for(var i=0;i<n.length;++i)if((a+=n[i].length+1)>=e)return"\n"===t[e-1]?i+2:i+1},CodeFlask.prototype.activeLineHighlight=function(e){this.activeLineId="codeflask_line_number_"+e;var t=document.getElementById(this.activeLineId),n=t&&t.getBoundingClientRect().top,a=this.elWrapper.getBoundingClientRect().top,i=parseFloat(n)-parseFloat(a);this.elHighlight.style.transform="translateY("+i+"px)"},CodeFlask.prototype.runOptions=function(){this.opts.rtl=this.opts.rtl||!1,this.opts.tabSize=this.opts.tabSize||2,this.opts.enableAutocorrect=this.opts.enableAutocorrect||!1,this.opts.lineNumbers=this.opts.lineNumbers||!1,this.opts.defaultTheme=!1!==this.opts.defaultTheme,this.opts.areaId=this.opts.areaId||null,this.opts.ariaLabelledby=this.opts.ariaLabelledby||null,this.opts.readonly=this.opts.readonly||null,"boolean"!=typeof this.opts.handleTabs&&(this.opts.handleTabs=!0),!0===this.opts.rtl&&(this.elTextarea.setAttribute("dir","rtl"),this.elPre.setAttribute("dir","rtl")),!1===this.opts.enableAutocorrect&&(this.elTextarea.setAttribute("spellcheck","false"),this.elTextarea.setAttribute("autocapitalize","off"),this.elTextarea.setAttribute("autocomplete","off"),this.elTextarea.setAttribute("autocorrect","off")),this.opts.lineNumbers&&(this.elWrapper.classList.add("codeflask--has-line-numbers"),this.createLineNumbers()),this.opts.defaultTheme&&inject_css(default_css_theme,"theme-default",this.opts.styleParent),this.opts.areaId&&this.elTextarea.setAttribute("id",this.opts.areaId),this.opts.ariaLabelledby&&this.elTextarea.setAttribute("aria-labelledby",this.opts.ariaLabelledby),this.opts.readonly&&this.enableReadonlyMode()},CodeFlask.prototype.updateLineNumbersCount=function(){for(;this.elLineNumbers.firstChild;)this.elLineNumbers.firstChild.remove();for(var e=1;e<=this.lineNumber;e++){var t=document.createElement("div");t.className="codeflask__lines__line",t.id="codeflask_line_number_"+e,t.textContent=e,this.elLineNumbers.appendChild(t)}},CodeFlask.prototype.listenTextarea=function(){var e=this;this.elTextarea.addEventListener("input",function(t){e.code=t.target.value,e.elCode.innerHTML=escape_html(t.target.value),e.highlight(),setTimeout(function(){e.runUpdate()},1),e.handleSelfClosingCharacters(t),e.handleNewLineIndentation(t)}),this.elTextarea.addEventListener("keydown",function(t){e.handleTabs(t),setTimeout(function(){e.setLineNumber(),e.activeLineHighlight(e.getCurrentLineNumber())},1)}),this.elTextarea.addEventListener("click",function(t){e.activeLineHighlight(e.getCurrentLineNumber())}),this.elTextarea.addEventListener("mousedown",function(e){2===e.which&&e.preventDefault()}),this.elTextarea.addEventListener("scroll",function(t){if(e.elPre.style.transform="translate3d(-"+t.target.scrollLeft+"px, -"+t.target.scrollTop+"px, 0)",e.elLineNumbers){e.elLineNumbers.style.transform="translate3d(0, -"+t.target.scrollTop+"px, 0)";var n=document.getElementById(e.activeLineId);console.log(n.getBoundingClientRect().top),e.elHighlight.style.transform="translateY("+n.getBoundingClientRect().top+"px)"}})},CodeFlask.prototype.handleTabs=function(e){if(this.opts.handleTabs){if(9!==e.keyCode)return;e.preventDefault();e.keyCode;var t=this.elTextarea.selectionStart,n=this.elTextarea.selectionEnd,a=""+this.code.substring(0,t)+" ".repeat(this.opts.tabSize)+this.code.substring(n);this.updateCode(a),this.elTextarea.selectionEnd=n+this.opts.tabSize}},CodeFlask.prototype.handleSelfClosingCharacters=function(e){var t=e.data;if(["(","[","{","<"].includes(t))switch(t){case"(":this.closeCharacter(")");break;case"[":this.closeCharacter("]");break;case"{":this.closeCharacter("}");break;case"<":this.closeCharacter(">")}},CodeFlask.prototype.setLineNumber=function(){this.lineNumber=this.code.split("\n").length,this.opts.lineNumbers&&this.updateLineNumbersCount()},CodeFlask.prototype.handleNewLineIndentation=function(e){"input"===e.type&&("input"===e.type||e.inputType)},CodeFlask.prototype.closeCharacter=function(e){var t=this.elTextarea.selectionStart,n=this.elTextarea.selectionEnd,a=""+this.code.substring(0,t)+e+this.code.substring(n);this.updateCode(a),this.elTextarea.selectionEnd=n},CodeFlask.prototype.updateCode=function(e){this.code=e,this.elTextarea.value=e,this.elCode.innerHTML=escape_html(e),this.highlight(),setTimeout(this.runUpdate.bind(this),1),this.activeLineHighlight(1)},CodeFlask.prototype.updateLanguage=function(e){var t=this.opts.language;this.elCode.classList.remove("language-"+t),this.elCode.classList.add("language-"+e),this.opts.language=e,this.highlight()},CodeFlask.prototype.addLanguage=function(e,t){prism.languages[e]=t},CodeFlask.prototype.populateDefault=function(){this.updateCode(this.code)},CodeFlask.prototype.highlight=function(){prism.highlightElement(this.elCode,!1)},CodeFlask.prototype.onUpdate=function(e){if(e&&"[object Function]"!=={}.toString.call(e))throw Error("CodeFlask expects callback of type Function");this.updateCallBack=e},CodeFlask.prototype.getCode=function(){return this.code},CodeFlask.prototype.runUpdate=function(){this.updateCallBack&&this.updateCallBack(this.code)},CodeFlask.prototype.enableReadonlyMode=function(){this.elTextarea.setAttribute("readonly",!0)},CodeFlask.prototype.disableReadonlyMode=function(){this.elTextarea.removeAttribute("readonly")};export default CodeFlask;