react-md-editor/dist/react-md-editor.min.js

React Markdown Editor

!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var t;t="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,t.MDEditor=e()}}(function(){var e;return function t(e,n,r){function i(l,a){if(!n[l]){if(!e[l]){var s="function"==typeof require&&require;if(!a&&s)return s(l,!0);if(o)return o(l,!0);var c=new Error("Cannot find module '"+l+"'");throw c.code="MODULE_NOT_FOUND",c}var u=n[l]={exports:{}};e[l][0].call(u.exports,function(t){var n=e[l][1][t];return i(n?n:t)},u,u.exports,t,e,n,r)}return n[l].exports}for(var o="function"==typeof require&&require,l=0;l<r.length;l++)i(r[l]);return i}({1:[function(t,n,r){!function(i){"object"==typeof r&&"object"==typeof n?i(t("../../lib/codemirror")):"function"==typeof e&&e.amd?e(["../../lib/codemirror"],i):i(CodeMirror)}(function(e){"use strict";var t=/^(\s*)(>[> ]*|[*+-]\s|(\d+)([.)]))(\s*)/,n=/^(\s*)(>[> ]*|[*+-]|(\d+)[.)])(\s*)$/,r=/[*+-]\s/;e.commands.newlineAndIndentContinueMarkdownList=function(i){if(i.getOption("disableInput"))return e.Pass;for(var o=i.listSelections(),l=[],a=0;a<o.length;a++){var s=o[a].head,c=i.getStateAfter(s.line),u=c.list!==!1,h=0!==c.quote,f=i.getLine(s.line),d=t.exec(f);if(!o[a].empty()||!u&&!h||!d)return void i.execCommand("newlineAndIndent");if(n.test(f))i.replaceRange("",{line:s.line,ch:0},{line:s.line,ch:s.ch+1}),l[a]="\n";else{var p=d[1],m=d[5],g=r.test(d[2])||d[2].indexOf(">")>=0?d[2]:parseInt(d[3],10)+1+d[4];l[a]="\n"+p+g+m}}i.replaceSelections(l)}})},{"../../lib/codemirror":2}],2:[function(t,n,r){!function(t){if("object"==typeof r&&"object"==typeof n)n.exports=t();else{if("function"==typeof e&&e.amd)return e([],t);(this||window).CodeMirror=t()}}(function(){"use strict";function e(n,r){if(!(this instanceof e))return new e(n,r);this.options=r=r?Fi(r):{},Fi(nl,r,!1),d(r);var i=r.value;"string"==typeof i&&(i=new Ml(i,r.mode,null,r.lineSeparator)),this.doc=i;var o=new e.inputStyles[r.inputStyle](this),l=this.display=new t(n,i,o);l.wrapper.CodeMirror=this,c(this),a(this),r.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),r.autofocus&&!Do&&l.input.focus(),v(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:!1,cutIncoming:!1,selectingText:!1,draggingText:!1,highlight:new Di,keySeq:null,specialChars:null};var s=this;wo&&Co<11&&setTimeout(function(){s.display.input.reset(!0)},20),Gt(this),Zi(),wt(this),this.curOp.forceUpdate=!0,Zr(this,i),r.autofocus&&!Do||s.hasFocus()?setTimeout(Bi(xn,this),20):yn(this);for(var u in rl)rl.hasOwnProperty(u)&&rl[u](this,r[u],il);C(this),r.finishInit&&r.finishInit(this);for(var h=0;h<sl.length;++h)sl[h](this);kt(this),ko&&r.lineWrapping&&"optimizelegibility"==getComputedStyle(l.lineDiv).textRendering&&(l.lineDiv.style.textRendering="auto")}function t(e,t,n){var r=this;this.input=n,r.scrollbarFiller=Ui("div",null,"CodeMirror-scrollbar-filler"),r.scrollbarFiller.setAttribute("cm-not-content","true"),r.gutterFiller=Ui("div",null,"CodeMirror-gutter-filler"),r.gutterFiller.setAttribute("cm-not-content","true"),r.lineDiv=Ui("div",null,"CodeMirror-code"),r.selectionDiv=Ui("div",null,null,"position: relative; z-index: 1"),r.cursorDiv=Ui("div",null,"CodeMirror-cursors"),r.measure=Ui("div",null,"CodeMirror-measure"),r.lineMeasure=Ui("div",null,"CodeMirror-measure"),r.lineSpace=Ui("div",[r.measure,r.lineMeasure,r.selectionDiv,r.cursorDiv,r.lineDiv],null,"position: relative; outline: none"),r.mover=Ui("div",[Ui("div",[r.lineSpace],"CodeMirror-lines")],null,"position: relative"),r.sizer=Ui("div",[r.mover],"CodeMirror-sizer"),r.sizerWidth=null,r.heightForcer=Ui("div",null,null,"position: absolute; height: "+Pl+"px; width: 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n(t){t.doc.mode=e.getMode(t.options,t.doc.modeOption),r(t)}function r(e){e.doc.iter(function(e){e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null)}),e.doc.frontier=e.doc.first,Fe(e,100),e.state.modeGen++,e.curOp&&It(e)}function i(e){e.options.lineWrapping?(ea(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(Jl(e.display.wrapper,"CodeMirror-wrap"),f(e)),l(e),It(e),st(e),setTimeout(function(){x(e)},100)}function o(e){var t=yt(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/bt(e.display)-3);return function(i){if(kr(e.doc,i))return 0;var o=0;if(i.widgets)for(var l=0;l<i.widgets.length;l++)i.widgets[l].height&&(o+=i.widgets[l].height);return n?o+(Math.ceil(i.text.length/r)||1)*t:o+t}}function l(e){var t=e.doc,n=o(e);t.iter(function(e){var t=n(e);t!=e.height&&ti(e,t)})}function a(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),st(e)}function s(e){c(e),It(e),setTimeout(function(){w(e)},20)}function c(e){var t=e.display.gutters,n=e.options.gutters;_i(t);for(var r=0;r<n.length;++r){var i=n[r],o=t.appendChild(Ui("div",null,"CodeMirror-gutter "+i));"CodeMirror-linenumbers"==i&&(e.display.lineGutter=o,o.style.width=(e.display.lineNumWidth||1)+"px")}t.style.display=r?"":"none",u(e)}function u(e){var t=e.display.gutters.offsetWidth;e.display.sizer.style.marginLeft=t+"px"}function h(e){if(0==e.height)return 0;for(var t,n=e.text.length,r=e;t=gr(r);){var i=t.find(0,!0);r=i.from.line,n+=i.from.ch-i.to.ch}for(r=e;t=vr(r);){var i=t.find(0,!0);n-=r.text.length-i.from.ch,r=i.to.line,n+=r.text.length-i.to.ch}return n}function f(e){var t=e.display,n=e.doc;t.maxLine=Qr(n,n.first),t.maxLineLength=h(t.maxLine),t.maxLineChanged=!0,n.iter(function(e){var n=h(e);n>t.maxLineLength&&(t.maxLineLength=n,t.maxLine=e)})}function d(e){var t=qi(e.gutters,"CodeMirror-linenumbers");t==-1&&e.lineNumbers?e.gutters=e.gutters.concat(["CodeMirror-linenumbers"]):t>-1&&!e.lineNumbers&&(e.gutters=e.gutters.slice(0),e.gutters.splice(t,1))}function p(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+Ue(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+Ve(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}function m(e,t,n){this.cm=n;var r=this.vert=Ui("div",[Ui("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=Ui("div",[Ui("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");e(r),e(i),Wl(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Wl(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,wo&&Co<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")}function g(){}function v(t){t.display.scrollbars&&(t.display.scrollbars.clear(),t.display.scrollbars.addClass&&Jl(t.display.wrapper,t.display.scrollbars.addClass)),t.display.scrollbars=new e.scrollbarModel[t.options.scrollbarStyle](function(e){t.display.wrapper.insertBefore(e,t.display.scrollbarFiller),Wl(e,"mousedown",function(){t.state.focused&&setTimeout(function(){t.display.input.focus()},0)}),e.setAttribute("cm-not-content","true")},function(e,n){"horizontal"==n?ln(t,e):on(t,e)},t),t.display.scrollbars.addClass&&ea(t.display.wrapper,t.display.scrollbars.addClass)}function x(e,t){t||(t=p(e));var n=e.display.barWidth,r=e.display.barHeight;y(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&D(e),y(e,p(e)),n=e.display.barWidth,r=e.display.barHeight}function y(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}function b(e,t,n){var r=n&&null!=n.top?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Ge(e));var i=n&&null!=n.bottom?n.bottom:r+e.wrapper.clientHeight,o=ri(t,r),l=ri(t,i);if(n&&n.ensure){var a=n.ensure.from.line,s=n.ensure.to.line;a<o?(o=a,l=ri(t,ii(Qr(t,a))+e.wrapper.clientHeight)):Math.min(s,t.lastLine())>=l&&(o=ri(t,ii(Qr(t,s))-e.wrapper.clientHeight),l=s)}return{from:o,to:Math.max(l,o+1)}}function w(e){var t=e.display,n=t.view;if(t.alignWidgets||t.gutters.firstChild&&e.options.fixedGutter){for(var r=S(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,o=r+"px",l=0;l<n.length;l++)if(!n[l].hidden){e.options.fixedGutter&&(n[l].gutter&&(n[l].gutter.style.left=o),n[l].gutterBackground&&(n[l].gutterBackground.style.left=o));var a=n[l].alignable;if(a)for(var s=0;s<a.length;s++)a[s].style.left=o}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}}function C(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=k(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(Ui("div",[Ui("div",n)],"CodeMirror-linenumber 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t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Ve(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Ve(e)+"px",t.scrollbarsClipped=!0)}function T(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return zt(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&0==jt(e))return!1;C(e)&&(zt(e),t.dims=H(e));var i=r.first+r.size,o=Math.max(t.visible.from-e.options.viewportMargin,r.first),l=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<o&&o-n.viewFrom<20&&(o=Math.max(r.first,n.viewFrom)),n.viewTo>l&&n.viewTo-l<20&&(l=Math.min(i,n.viewTo)),Fo&&(o=wr(e.doc,o),l=Cr(e.doc,l));var a=o!=n.viewFrom||l!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Rt(e,o,l),n.viewOffset=ii(Qr(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var s=jt(e);if(!a&&0==s&&!t.force&&n.renderedView==n.view&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo))return!1;var c=Ki();return s>4&&(n.lineDiv.style.display="none"),q(e,n.updateLineNumbers,t.dims),s>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,c&&Ki()!=c&&c.offsetHeight&&c.focus(),_i(n.cursorDiv),_i(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,a&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,Fe(e,400)),n.updateLineNumbers=null,!0}function N(e,t){for(var n=t.viewport,r=!0;(r&&e.options.lineWrapping&&t.oldDisplayWidth!=Ke(e)||(n&&null!=n.top&&(n={top:Math.min(e.doc.height+Ue(e.display)-Xe(e),n.top)}),t.visible=b(e.display,e.doc,n),!(t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)))&&T(e,t);r=!1){D(e);var i=p(e);qe(e),x(e,i),A(e,i)}t.signal(e,"update",e),e.display.viewFrom==e.display.reportedViewFrom&&e.display.viewTo==e.display.reportedViewTo||(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function O(e,t){var n=new L(e,t);if(T(e,n)){D(e),N(e,n);var r=p(e);qe(e),x(e,r),A(e,r),n.finish()}}function A(e,t){e.display.sizer.style.minHeight=t.docHeight+"px",e.display.heightForcer.style.top=t.docHeight+"px",e.display.gutters.style.height=t.docHeight+e.display.barHeight+Ve(e)+"px"}function D(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i,o=t.view[r];if(!o.hidden){if(wo&&Co<8){var l=o.node.offsetTop+o.node.offsetHeight;i=l-n,n=l}else{var a=o.node.getBoundingClientRect();i=a.bottom-a.top}var s=o.line.height-i;if(i<2&&(i=yt(t)),(s>.001||s<-.001)&&(ti(o.line,i),W(o.line),o.rest))for(var c=0;c<o.rest.length;c++)W(o.rest[c])}}}function W(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t)e.widgets[t].height=e.widgets[t].node.parentNode.offsetHeight}function H(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,o=t.gutters.firstChild,l=0;o;o=o.nextSibling,++l)n[e.options.gutters[l]]=o.offsetLeft+o.clientLeft+i,r[e.options.gutters[l]]=o.clientWidth;return{fixedPos:S(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function q(e,t,n){function r(t){var n=t.nextSibling;return ko&&Wo&&e.display.currentWheelTarget==t?t.style.display="none":t.parentNode.removeChild(t),n}for(var i=e.display,o=e.options.lineNumbers,l=i.lineDiv,a=l.firstChild,s=i.view,c=i.viewFrom,u=0;u<s.length;u++){var h=s[u];if(h.hidden);else if(h.node&&h.node.parentNode==l){for(;a!=h.node;)a=r(a);var f=o&&null!=t&&t<=c&&h.lineNumber;h.changes&&(qi(h.changes,"gutter")>-1&&(f=!1),E(e,h,c,n)),f&&(_i(h.lineNumber),h.lineNumber.appendChild(document.createTextNode(k(e.options,c)))),a=h.node.nextSibling}else{var d=G(e,h,c,n);l.insertBefore(d,a)}c+=h.size}for(;a;)a=r(a)}function E(e,t,n,r){for(var i=0;i<t.changes.length;i++){var o=t.changes[i];"text"==o?F(e,t):"gutter"==o?R(e,t,n,r):"class"==o?B(t):"widget"==o&&j(e,t,r)}t.changes=null}function I(e){return e.node==e.text&&(e.node=Ui("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),wo&&Co<8&&(e.node.style.zIndex=2)),e.node}function P(e){var t=e.bgClass?e.bgClass+" "+(e.line.bgClass||""):e.line.bgClass;if(t&&(t+=" CodeMirror-linebackground"),e.background)t?e.background.className=t:(e.background.parentNode.removeChild(e.background),e.background=null);else if(t){var n=I(e);e.background=n.insertBefore(Ui("div",null,t),n.firstChild)}}function z(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Fr(e,t)}function F(e,t){var n=t.text.className,r=z(e,t);t.text==t.node&&(t.node=r.pre),t.text.parentNode.replaceChild(r.pre,t.text),t.text=r.pre,r.bgClass!=t.bgClass||r.textClass!=t.textClass?(t.bgClass=r.bgClass,t.textClass=r.textClass,B(t)):n&&(t.text.className=n)}function B(e){P(e),e.line.wrapClass?I(e).className=e.line.wrapClass:e.node!=e.text&&(e.node.className="");var t=e.textClass?e.textClass+" "+(e.line.textClass||""):e.line.textClass;e.text.className=t||""}function R(e,t,n,r){if(t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null),t.gutterBackground&&(t.node.removeChild(t.gutterBackground),t.gutterBackground=null),t.line.gutterClass){var i=I(t);t.gutterBackground=Ui("div",null,"CodeMirror-gutter-background "+t.line.gutterClass,"left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px; width: "+r.gutterTotalWidth+"px"),i.insertBefore(t.gutterBackground,t.text)}var o=t.line.gutterMarkers;if(e.options.lineNumbers||o){var i=I(t),l=t.gutter=Ui("div",null,"CodeMirror-gutter-wrapper","left: 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t.text=t.node=i.pre,i.bgClass&&(t.bgClass=i.bgClass),i.textClass&&(t.textClass=i.textClass),B(t),R(e,t,n,r),U(e,t,r),t.node}function U(e,t,n){if(_(e,t.line,t,n,!0),t.rest)for(var r=0;r<t.rest.length;r++)_(e,t.rest[r],t,n,!1)}function _(e,t,n,r,i){if(t.widgets)for(var o=I(n),l=0,a=t.widgets;l<a.length;++l){var s=a[l],c=Ui("div",[s.node],"CodeMirror-linewidget");s.handleMouseEvents||c.setAttribute("cm-ignore-events","true"),V(s,c,n,r),e.display.input.setUneditable(c),i&&s.above?o.insertBefore(c,n.gutter||n.text):o.appendChild(c),Li(s,"redraw")}}function V(e,t,n,r){if(e.noHScroll){(n.alignable||(n.alignable=[])).push(t);var i=r.wrapperWidth;t.style.left=r.fixedPos+"px",e.coverGutter||(i-=r.gutterTotalWidth,t.style.paddingLeft=r.gutterTotalWidth+"px"),t.style.width=i+"px"}e.coverGutter&&(t.style.zIndex=5,t.style.position="relative",e.noHScroll||(t.style.marginLeft=-r.gutterTotalWidth+"px"))}function K(e){return Bo(e.line,e.ch)}function X(e,t){return Ro(e,t)<0?t:e}function $(e,t){return Ro(e,t)<0?e:t}function Y(e){e.state.focused||(e.display.input.focus(),xn(e))}function Z(e,t,n,r,i){var o=e.doc;e.display.shift=!1,r||(r=o.sel);var l=e.state.pasteIncoming||"paste"==i,a=o.splitLines(t),s=null;if(l&&r.ranges.length>1)if(jo&&jo.text.join("\n")==t){if(r.ranges.length%jo.text.length==0){s=[];for(var c=0;c<jo.text.length;c++)s.push(o.splitLines(jo.text[c]))}}else a.length==r.ranges.length&&(s=Ei(a,function(e){return[e]}));for(var c=r.ranges.length-1;c>=0;c--){var u=r.ranges[c],h=u.from(),f=u.to();u.empty()&&(n&&n>0?h=Bo(h.line,h.ch-n):e.state.overwrite&&!l?f=Bo(f.line,Math.min(Qr(o,f.line).text.length,f.ch+Hi(a).length)):jo&&jo.lineWise&&jo.text.join("\n")==t&&(h=f=Bo(h.line,0)));var d=e.curOp.updateInput,p={from:h,to:f,text:s?s[c%s.length]:a,origin:i||(l?"paste":e.state.cutIncoming?"cut":"+input")};Tn(e.doc,p),Li(e,"inputRead",e,p)}t&&!l&&J(e,t),Fn(e),e.curOp.updateInput=d,e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=!1}function Q(e,t){var n=e.clipboardData&&e.clipboardData.getData("Text");if(n)return e.preventDefault(),t.isReadOnly()||t.options.disableInput||At(t,function(){Z(t,n,0,null,"paste")}),!0}function J(e,t){if(e.options.electricChars&&e.options.smartIndent)for(var n=e.doc.sel,r=n.ranges.length-1;r>=0;r--){var i=n.ranges[r];if(!(i.head.ch>100||r&&n.ranges[r-1].head.line==i.head.line)){var o=e.getModeAt(i.head),l=!1;if(o.electricChars){for(var a=0;a<o.electricChars.length;a++)if(t.indexOf(o.electricChars.charAt(a))>-1){l=Rn(e,i.head.line,"smart");break}}else o.electricInput&&o.electricInput.test(Qr(e.doc,i.head.line).text.slice(0,i.head.ch))&&(l=Rn(e,i.head.line,"smart"));l&&Li(e,"electricInput",e,i.head.line)}}}function ee(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,o={anchor:Bo(i,0),head:Bo(i+1,0)};n.push(o),t.push(e.getRange(o.anchor,o.head))}return{text:t,ranges:n}}function te(e,t){e.setAttribute("autocorrect","off"),e.setAttribute("autocapitalize","off"),e.setAttribute("spellcheck",!!t)}function ne(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new Di,this.inaccurateSelection=!1,this.hasSelection=!1,this.composing=null}function re(){var e=Ui("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=Ui("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return ko?e.style.width="1000px":e.setAttribute("wrap","off"),Ao&&(e.style.border="1px solid black"),te(e),t}function ie(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new Di,this.gracePeriod=!1}function oe(e,t){var n=Je(e,t.line);if(!n||n.hidden)return null;var r=Qr(e.doc,t.line),i=Ye(n,r,t.line),o=oi(r),l="left";if(o){var a=ho(o,t.ch);l=a%2?"right":"left"}var s=nt(i.map,t.ch,l);return s.offset="right"==s.collapse?s.end:s.start,s}function 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a="",s=!1,c=e.doc.lineSeparator();l(t),t!=n;)t=t.nextSibling;return a}function ue(e,t){this.ranges=e,this.primIndex=t}function he(e,t){this.anchor=e,this.head=t}function fe(e,t){var n=e[t];e.sort(function(e,t){return Ro(e.from(),t.from())}),t=qi(e,n);for(var r=1;r<e.length;r++){var i=e[r],o=e[r-1];if(Ro(o.to(),i.from())>=0){var l=$(o.from(),i.from()),a=X(o.to(),i.to()),s=o.empty()?i.from()==i.head:o.from()==o.head;r<=t&&--t,e.splice(--r,2,new he(s?a:l,s?l:a))}}return new ue(e,t)}function de(e,t){return new ue([new he(e,t||e)],0)}function pe(e,t){return Math.max(e.first,Math.min(t,e.first+e.size-1))}function me(e,t){if(t.line<e.first)return Bo(e.first,0);var n=e.first+e.size-1;return t.line>n?Bo(n,Qr(e,n).text.length):ge(t,Qr(e,t.line).text.length)}function ge(e,t){var n=e.ch;return null==n||n>t?Bo(e.line,t):n<0?Bo(e.line,0):e}function ve(e,t){return t>=e.first&&t<e.first+e.size}function xe(e,t){for(var n=[],r=0;r<t.length;r++)n[r]=me(e,t[r]);return n}function ye(e,t,n,r){if(e.cm&&e.cm.display.shift||e.extend){var i=t.anchor;if(r){var o=Ro(n,i)<0;o!=Ro(r,i)<0?(i=n,n=r):o!=Ro(n,r)<0&&(n=r)}return new he(i,n)}return new he(r||n,n)}function be(e,t,n,r){Me(e,new ue([ye(e,e.sel.primary(),t,n)],0),r)}function we(e,t,n){for(var r=[],i=0;i<e.sel.ranges.length;i++)r[i]=ye(e,e.sel.ranges[i],t[i],null);var o=fe(r,e.sel.primIndex);Me(e,o,n)}function Ce(e,t,n,r){var i=e.sel.ranges.slice(0);i[t]=n,Me(e,fe(i,e.sel.primIndex),r)}function ke(e,t,n,r){Me(e,de(t,n),r)}function Se(e,t,n){var r={ranges:t.ranges,update:function(t){this.ranges=[];for(var n=0;n<t.length;n++)this.ranges[n]=new he(me(e,t[n].anchor),me(e,t[n].head))},origin:n&&n.origin};return El(e,"beforeSelectionChange",e,r),e.cm&&El(e.cm,"beforeSelectionChange",e.cm,r),r.ranges!=t.ranges?fe(r.ranges,r.ranges.length-1):t}function Le(e,t,n){var r=e.history.done,i=Hi(r);i&&i.ranges?(r[r.length-1]=t,Te(e,t,n)):Me(e,t,n)}function Me(e,t,n){Te(e,t,n),fi(e,e.sel,e.cm?e.cm.curOp.id:NaN,n)}function 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a=o.markedSpans[l],s=a.marker;if((null==a.from||(s.inclusiveLeft?a.from<=t.ch:a.from<t.ch))&&(null==a.to||(s.inclusiveRight?a.to>=t.ch:a.to>t.ch))){if(i&&(El(s,"beforeCursorEnter"),s.explicitlyCleared)){if(o.markedSpans){--l;continue}break}if(!s.atomic)continue;if(n){var c,u=s.find(r<0?1:-1);if((r<0?s.inclusiveRight:s.inclusiveLeft)&&(u=He(e,u,-r,u&&u.line==t.line?o:null)),u&&u.line==t.line&&(c=Ro(u,n))&&(r<0?c<0:c>0))return De(e,u,t,r,i)}var h=s.find(r<0?-1:1);return(r<0?s.inclusiveLeft:s.inclusiveRight)&&(h=He(e,h,r,h.line==t.line?o:null)),h?De(e,h,t,r,i):null}}return t}function We(e,t,n,r,i){var o=r||1,l=De(e,t,n,o,i)||!i&&De(e,t,n,o,!0)||De(e,t,n,-o,i)||!i&&De(e,t,n,-o,!0);return l?l:(e.cantEdit=!0,Bo(e.first,0))}function He(e,t,n,r){return n<0&&0==t.ch?t.line>e.first?me(e,Bo(t.line-1)):null:n>0&&t.ch==(r||Qr(e,t.line)).text.length?t.line<e.first+e.size-1?Bo(t.line+1,0):null:new Bo(t.line,t.ch+n)}function qe(e){e.display.input.showSelection(e.display.input.prepareSelection())}function Ee(e,t){for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),o=r.selection=document.createDocumentFragment(),l=0;l<n.sel.ranges.length;l++)if(t!==!1||l!=n.sel.primIndex){var a=n.sel.ranges[l];if(!(a.from().line>=e.display.viewTo||a.to().line<e.display.viewFrom)){var s=a.empty();(s||e.options.showCursorWhenSelecting)&&Ie(e,a.head,i),s||Pe(e,a,o)}}return r}function Ie(e,t,n){var r=pt(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(Ui("div"," ","CodeMirror-cursor"));if(i.style.left=r.left+"px",i.style.top=r.top+"px",i.style.height=Math.max(0,r.bottom-r.top)*e.options.cursorHeight+"px",r.other){var o=n.appendChild(Ui("div"," ","CodeMirror-cursor CodeMirror-secondarycursor"));o.style.display="",o.style.left=r.other.left+"px",o.style.top=r.other.top+"px",o.style.height=.85*(r.other.bottom-r.other.top)+"px"}}function Pe(e,t,n){function r(e,t,n,r){t<0&&(t=0),t=Math.round(t),r=Math.round(r),a.appendChild(Ui("div",null,"CodeMirror-selected","position: absolute; left: "+e+"px; top: "+t+"px; width: "+(null==n?u-e:n)+"px; height: "+(r-t)+"px"))}function i(t,n,i){function o(n,r){return dt(e,Bo(t,n),"div",h,r)}var a,s,h=Qr(l,t),f=h.text.length;return no(oi(h),n||0,null==i?f:i,function(e,t,l){var h,d,p,m=o(e,"left");if(e==t)h=m,d=p=m.left;else{if(h=o(t-1,"right"),"rtl"==l){var g=m;m=h,h=g}d=m.left,p=h.right}null==n&&0==e&&(d=c),h.top-m.top>3&&(r(d,m.top,null,m.bottom),d=c,m.bottom<h.top&&r(d,m.bottom,null,h.top)),null==i&&t==f&&(p=u),(!a||m.top<a.top||m.top==a.top&&m.left<a.left)&&(a=m),(!s||h.bottom>s.bottom||h.bottom==s.bottom&&h.right>s.right)&&(s=h),d<c+1&&(d=c),r(d,h.top,p-d,h.bottom)}),{start:a,end:s}}var o=e.display,l=e.doc,a=document.createDocumentFragment(),s=_e(e.display),c=s.left,u=Math.max(o.sizerWidth,Ke(e)-o.sizer.offsetLeft)-s.right,h=t.from(),f=t.to();if(h.line==f.line)i(h.line,h.ch,f.ch);else{var d=Qr(l,h.line),p=Qr(l,f.line),m=yr(d)==yr(p),g=i(h.line,h.ch,m?d.text.length+1:null).end,v=i(f.line,m?0:null,f.ch).start;m&&(g.top<v.top-2?(r(g.right,g.top,null,g.bottom),r(c,v.top,v.left,v.bottom)):r(g.right,g.top,v.left-g.right,g.bottom)),g.bottom<v.top&&r(c,g.bottom,null,v.top)}n.appendChild(a)}function ze(e){if(e.state.focused){var t=e.display;clearInterval(t.blinker);var n=!0;t.cursorDiv.style.visibility="",e.options.cursorBlinkRate>0?t.blinker=setInterval(function(){t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}}function Fe(e,t){e.doc.mode.startState&&e.doc.frontier<e.display.viewTo&&e.state.highlight.set(t,Bi(Be,e))}function Be(e){var t=e.doc;if(t.frontier<t.first&&(t.frontier=t.first),!(t.frontier>=e.display.viewTo)){var n=+new Date+e.options.workTime,r=ul(t.mode,je(e,t.frontier)),i=[];t.iter(t.frontier,Math.min(t.first+t.size,e.display.viewTo+500),function(o){if(t.frontier>=e.display.viewFrom){var l=o.styles,a=o.text.length>e.options.maxHighlightLength,s=Er(e,o,a?ul(t.mode,r):r,!0);o.styles=s.styles;var c=o.styleClasses,u=s.classes;u?o.styleClasses=u:c&&(o.styleClasses=null);for(var h=!l||l.length!=o.styles.length||c!=u&&(!c||!u||c.bgClass!=u.bgClass||c.textClass!=u.textClass),f=0;!h&&f<l.length;++f)h=l[f]!=o.styles[f];h&&i.push(t.frontier),o.stateAfter=a?r:ul(t.mode,r)}else o.text.length<=e.options.maxHighlightLength&&Pr(e,o.text,r),o.stateAfter=t.frontier%5==0?ul(t.mode,r):null;if(++t.frontier,+new Date>n)return Fe(e,e.options.workDelay),!0}),i.length&&At(e,function(){for(var t=0;t<i.length;t++)Pt(e,i[t],"text")})}}function Re(e,t,n){for(var r,i,o=e.doc,l=n?-1:t-(e.doc.mode.innerMode?1e3:100),a=t;a>l;--a){if(a<=o.first)return o.first;var s=Qr(o,a-1);if(s.stateAfter&&(!n||a<=o.frontier))return a;var c=jl(s.text,null,e.options.tabSize);(null==i||r>c)&&(i=a-1,r=c)}return i}function je(e,t,n){var r=e.doc,i=e.display;if(!r.mode.startState)return!0;var o=Re(e,t,n),l=o>r.first&&Qr(r,o-1).stateAfter;return l=l?ul(r.mode,l):hl(r.mode),r.iter(o,t,function(n){Pr(e,n.text,l);var a=o==t-1||o%5==0||o>=i.viewFrom&&o<i.viewTo;n.stateAfter=a?ul(r.mode,l):null,++o}),n&&(r.frontier=o),l}function Ge(e){return e.lineSpace.offsetTop}function Ue(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function _e(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=Vi(e.measure,Ui("pre","x")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return isNaN(r.left)||isNaN(r.right)||(e.cachedPaddingH=r),r}function Ve(e){return Pl-e.display.nativeBarWidth}function Ke(e){return e.display.scroller.clientWidth-Ve(e)-e.display.barWidth}function Xe(e){return e.display.scroller.clientHeight-Ve(e)-e.display.barHeight}function 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ot(e,t){if(!window.screen||null==screen.logicalXDPI||screen.logicalXDPI==screen.deviceXDPI||!to(e))return t;var n=screen.logicalXDPI/screen.deviceXDPI,r=screen.logicalYDPI/screen.deviceYDPI;return{left:t.left*n,right:t.right*n,top:t.top*r,bottom:t.bottom*r}}function lt(e){if(e.measure&&(e.measure.cache={},e.measure.heights=null,e.rest))for(var t=0;t<e.rest.length;t++)e.measure.caches[t]={}}function at(e){e.display.externalMeasure=null,_i(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)lt(e.display.view[t])}function st(e){at(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function ct(){return window.pageXOffset||(document.documentElement||document.body).scrollLeft}function ut(){return window.pageYOffset||(document.documentElement||document.body).scrollTop}function ht(e,t,n,r){if(t.widgets)for(var i=0;i<t.widgets.length;++i)if(t.widgets[i].above){var o=Mr(t.widgets[i]);n.top+=o,n.bottom+=o}if("line"==r)return n;r||(r="local");var l=ii(t);if("local"==r?l+=Ge(e.display):l-=e.display.viewOffset,"page"==r||"window"==r){var a=e.display.lineSpace.getBoundingClientRect();l+=a.top+("window"==r?0:ut());var s=a.left+("window"==r?0:ct());n.left+=s,n.right+=s}return n.top+=l,n.bottom+=l,n}function ft(e,t,n){if("div"==n)return t;var r=t.left,i=t.top;if("page"==n)r-=ct(),i-=ut();else if("local"==n||!n){var o=e.display.sizer.getBoundingClientRect();r+=o.left,i+=o.top}var l=e.display.lineSpace.getBoundingClientRect();return{left:r-l.left,top:i-l.top}}function dt(e,t,n,r,i){return r||(r=Qr(e.doc,t.line)),ht(e,r,Qe(e,r,t.ch,i),n)}function pt(e,t,n,r,i,o){function l(t,l){var a=tt(e,i,t,l?"right":"left",o);return l?a.left=a.right:a.right=a.left,ht(e,r,a,n)}function a(e,t){var n=s[t],r=n.level%2;return e==ro(n)&&t&&n.level<s[t-1].level?(n=s[--t],e=io(n)-(n.level%2?0:1),r=!0):e==io(n)&&t<s.length-1&&n.level<s[t+1].level&&(n=s[++t],e=ro(n)-n.level%2,r=!1),r&&e==n.to&&e>n.from?l(e-1):l(e,r)}r=r||Qr(e.doc,t.line),i||(i=et(e,r));var s=oi(r),c=t.ch;if(!s)return l(c);var u=ho(s,c),h=a(c,u);return null!=sa&&(h.other=a(c,sa)),h}function mt(e,t){var n=0,t=me(e.doc,t);e.options.lineWrapping||(n=bt(e.display)*t.ch);var r=Qr(e.doc,t.line),i=ii(r)+Ge(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function gt(e,t,n,r){var i=Bo(e,t);return i.xRel=r,n&&(i.outside=!0),i}function vt(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return gt(r.first,0,!0,-1);var i=ri(r,n),o=r.first+r.size-1;if(i>o)return gt(r.first+r.size-1,Qr(r,o).text.length,!0,1);t<0&&(t=0);for(var l=Qr(r,i);;){var a=xt(e,l,i,t,n),s=vr(l),c=s&&s.find(0,!0);if(!s||!(a.ch>c.from.ch||a.ch==c.from.ch&&a.xRel>0))return a;i=ni(l=c.to.line)}}function xt(e,t,n,r,i){function o(r){var i=pt(e,Bo(n,r),"line",t,c);return a=!0,l>i.bottom?i.left-s:l<i.top?i.left+s:(a=!1,i.left)}var l=i-ii(t),a=!1,s=2*e.display.wrapper.clientWidth,c=et(e,t),u=oi(t),h=t.text.length,f=oo(t),d=lo(t),p=o(f),m=a,g=o(d),v=a;if(r>g)return gt(n,d,v,1);for(;;){if(u?d==f||d==po(t,f,1):d-f<=1){var x=r<p||r-p<=g-r?f:d,y=x==f?m:v,b=r-(x==f?p:g);if(v&&!u&&!/\s/.test(t.text.charAt(x))&&b>0&&x<t.text.length&&c.view.measure.heights.length>1){var w=tt(e,c,x,"right");l<=w.bottom&&l>=w.top&&Math.abs(r-w.right)<b&&(y=!1,x++,b=r-w.right)}for(;Gi(t.text.charAt(x));)++x;var C=gt(n,x,y,b<-1?-1:b>1?1:0);return C}var k=Math.ceil(h/2),S=f+k;if(u){S=f;for(var L=0;L<k;++L)S=po(t,S,1)}var M=o(S);M>r?(d=S,g=M,(v=a)&&(g+=1e3),h=k):(f=S,p=M,m=a,h-=k)}}function yt(e){if(null!=e.cachedTextHeight)return e.cachedTextHeight;if(null==Go){Go=Ui("pre");for(var t=0;t<49;++t)Go.appendChild(document.createTextNode("x")),Go.appendChild(Ui("br"));Go.appendChild(document.createTextNode("x"))}Vi(e.measure,Go);var n=Go.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),_i(e.measure),n||1}function bt(e){if(null!=e.cachedCharWidth)return e.cachedCharWidth;var t=Ui("span","xxxxxxxxxx"),n=Ui("pre",[t]);Vi(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function wt(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:null,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Xo},Ko?Ko.ops.push(e.curOp):e.curOp.ownsGroup=Ko={ops:[e.curOp],delayedCallbacks:[]}}function Ct(e){var t=e.delayedCallbacks,n=0;do{for(;n<t.length;n++)t[n].call(null);for(var r=0;r<e.ops.length;r++){var i=e.ops[r];if(i.cursorActivityHandlers)for(;i.cursorActivityCalled<i.cursorActivityHandlers.length;)i.cursorActivityHandlers[i.cursorActivityCalled++].call(null,i.cm)}}while(n<t.length)}function kt(e){var t=e.curOp,n=t.ownsGroup;if(n)try{Ct(n)}finally{Ko=null;for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;St(n)}}function St(e){for(var t=e.ops,n=0;n<t.length;n++)Lt(t[n]);for(var n=0;n<t.length;n++)Mt(t[n]);for(var n=0;n<t.length;n++)Tt(t[n]);for(var n=0;n<t.length;n++)Nt(t[n]);for(var n=0;n<t.length;n++)Ot(t[n])}function Lt(e){var t=e.cm,n=t.display;M(t),e.updateMaxLine&&f(t),e.mustUpdate=e.viewChanged||e.forceUpdate||null!=e.scrollTop||e.scrollToPos&&(e.scrollToPos.from.line<n.viewFrom||e.scrollToPos.to.line>=n.viewTo)||n.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new L(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function Mt(e){e.updatedDisplay=e.mustUpdate&&T(e.cm,e.update)}function Tt(e){var t=e.cm,n=t.display;e.updatedDisplay&&D(t),e.barMeasure=p(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=Qe(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+Ve(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-Ke(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection(e.focus))}function Nt(e){var t=e.cm;null!=e.adjustWidthTo&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&ln(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==Ki()&&(!document.hasFocus||document.hasFocus());e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&x(t,e.barMeasure),e.updatedDisplay&&A(t,e.barMeasure),e.selectionChanged&&ze(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&Y(e.cm)}function Ot(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&N(t,e.update),null==n.wheelStartX||null==e.scrollTop&&null==e.scrollLeft&&!e.scrollToPos||(n.wheelStartX=n.wheelStartY=null),null==e.scrollTop||n.scroller.scrollTop==e.scrollTop&&!e.forceScroll||(r.scrollTop=Math.max(0,Math.min(n.scroller.scrollHeight-n.scroller.clientHeight,e.scrollTop)),n.scrollbars.setScrollTop(r.scrollTop),n.scroller.scrollTop=r.scrollTop),null==e.scrollLeft||n.scroller.scrollLeft==e.scrollLeft&&!e.forceScroll||(r.scrollLeft=Math.max(0,Math.min(n.scroller.scrollWidth-n.scroller.clientWidth,e.scrollLeft)),n.scrollbars.setScrollLeft(r.scrollLeft),n.scroller.scrollLeft=r.scrollLeft,w(t)),e.scrollToPos){var i=En(t,me(r,e.scrollToPos.from),me(r,e.scrollToPos.to),e.scrollToPos.margin);e.scrollToPos.isCursor&&t.state.focused&&qn(t,i)}var o=e.maybeHiddenMarkers,l=e.maybeUnhiddenMarkers;if(o)for(var a=0;a<o.length;++a)o[a].lines.length||El(o[a],"hide");if(l)for(var a=0;a<l.length;++a)l[a].lines.length&&El(l[a],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&El(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function At(e,t){if(e.curOp)return t();wt(e);try{return t()}finally{kt(e)}}function Dt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);wt(e);try{return t.apply(e,arguments)}finally{kt(e)}}}function Wt(e){return function(){if(this.curOp)return e.apply(this,arguments);wt(this);try{return e.apply(this,arguments)}finally{kt(this)}}}function Ht(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);wt(t);try{return e.apply(this,arguments)}finally{kt(t)}}}function qt(e,t,n){this.line=t,this.rest=br(t),this.size=this.rest?ni(Hi(this.rest))-n+1:1,this.node=this.text=null,this.hidden=kr(e,t)}function Et(e,t,n){for(var r,i=[],o=t;o<n;o=r){var l=new qt(e.doc,Qr(e.doc,o),o);r=o+l.size,i.push(l)}return i}function It(e,t,n,r){null==t&&(t=e.doc.first),null==n&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(null==i.updateLineNumbers||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)Fo&&wr(e.doc,t)<i.viewTo&&zt(e);else if(n<=i.viewFrom)Fo&&Cr(e.doc,n+r)>i.viewFrom?zt(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)zt(e);else if(t<=i.viewFrom){var o=Bt(e,n,n+r,1);o?(i.view=i.view.slice(o.index),i.viewFrom=o.lineN,i.viewTo+=r):zt(e)}else if(n>=i.viewTo){var o=Bt(e,t,t,-1);o?(i.view=i.view.slice(0,o.index),i.viewTo=o.lineN):zt(e)}else{var l=Bt(e,t,t,-1),a=Bt(e,n,n+r,1);l&&a?(i.view=i.view.slice(0,l.index).concat(Et(e,l.lineN,a.lineN)).concat(i.view.slice(a.index)),i.viewTo+=r):zt(e)}var s=i.externalMeasured;s&&(n<s.lineN?s.lineN+=r:t<s.lineN+s.size&&(i.externalMeasured=null))}function Pt(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),!(t<r.viewFrom||t>=r.viewTo)){var o=r.view[Ft(e,t)];if(null!=o.node){var l=o.changes||(o.changes=[]);qi(l,n)==-1&&l.push(n)}}}function zt(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ft(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function Bt(e,t,n,r){var i,o=Ft(e,t),l=e.display.view;if(!Fo||n==e.doc.first+e.doc.size)return{index:o,lineN:n};for(var a=0,s=e.display.viewFrom;a<o;a++)s+=l[a].size;if(s!=t){if(r>0){if(o==l.length-1)return null;i=s+l[o].size-t,o++}else i=s-t;t+=i,n+=i}for(;wr(e.doc,n)!=n;){if(o==(r<0?0:l.length-1))return null;n+=r*l[o-(r<0?1:0)].size,o+=r}return{index:o,lineN:n}}function Rt(e,t,n){var r=e.display,i=r.view;0==i.length||t>=r.viewTo||n<=r.viewFrom?(r.view=Et(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=Et(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(Ft(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(Et(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,Ft(e,n)))),r.viewTo=n}function jt(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];i.hidden||i.node&&!i.changes||++n}return n}function Gt(e){function t(){i.activeTouch&&(o=setTimeout(function(){i.activeTouch=null},1e3),l=i.activeTouch,l.end=+new Date)}function n(e){if(1!=e.touches.length)return!1;var t=e.touches[0];return t.radiusX<=1&&t.radiusY<=1}function r(e,t){if(null==t.left)return!0;var n=t.left-e.left,r=t.top-e.top;return n*n+r*r>400}var i=e.display;Wl(i.scroller,"mousedown",Dt(e,Xt)),wo&&Co<11?Wl(i.scroller,"dblclick",Dt(e,function(t){if(!Ti(e,t)){var n=Kt(e,t);if(n&&!Jt(e,t)&&!Vt(e.display,t)){Ol(t);var r=e.findWordAt(n);be(e.doc,r.anchor,r.head)}}})):Wl(i.scroller,"dblclick",function(t){Ti(e,t)||Ol(t)}),Po||Wl(i.scroller,"contextmenu",function(t){bn(e,t)});var o,l={end:0};Wl(i.scroller,"touchstart",function(t){if(!Ti(e,t)&&!n(t)){clearTimeout(o);var r=+new Date;i.activeTouch={start:r,moved:!1,prev:r-l.end<=300?l:null},1==t.touches.length&&(i.activeTouch.left=t.touches[0].pageX,i.activeTouch.top=t.touches[0].pageY)}}),Wl(i.scroller,"touchmove",function(){i.activeTouch&&(i.activeTouch.moved=!0)}),Wl(i.scroller,"touchend",function(n){var o=i.activeTouch;if(o&&!Vt(i,n)&&null!=o.left&&!o.moved&&new Date-o.start<300){var l,a=e.coordsChar(i.activeTouch,"page");l=!o.prev||r(o,o.prev)?new he(a,a):!o.prev.prev||r(o,o.prev.prev)?e.findWordAt(a):new he(Bo(a.line,0),me(e.doc,Bo(a.line+1,0))),e.setSelection(l.anchor,l.head),e.focus(),Ol(n)}t()}),Wl(i.scroller,"touchcancel",t),Wl(i.scroller,"scroll",function(){i.scroller.clientHeight&&(on(e,i.scroller.scrollTop),ln(e,i.scroller.scrollLeft,!0),El(e,"scroll",e))}),Wl(i.scroller,"mousewheel",function(t){an(e,t)}),Wl(i.scroller,"DOMMouseScroll",function(t){an(e,t)}),Wl(i.wrapper,"scroll",function(){i.wrapper.scrollTop=i.wrapper.scrollLeft=0}),i.dragFunctions={enter:function(t){Ti(e,t)||Dl(t)},over:function(t){Ti(e,t)||(nn(e,t),Dl(t))},start:function(t){tn(e,t)},drop:Dt(e,en),leave:function(t){Ti(e,t)||rn(e)}};var a=i.input.getField();Wl(a,"keyup",function(t){mn.call(e,t)}),Wl(a,"keydown",Dt(e,dn)),Wl(a,"keypress",Dt(e,gn)),Wl(a,"focus",Bi(xn,e)),Wl(a,"blur",Bi(yn,e))}function Ut(t,n,r){var i=r&&r!=e.Init;if(!n!=!i){var o=t.display.dragFunctions,l=n?Wl:ql;l(t.display.scroller,"dragstart",o.start),l(t.display.scroller,"dragenter",o.enter),l(t.display.scroller,"dragover",o.over),l(t.display.scroller,"dragleave",o.leave),l(t.display.scroller,"drop",o.drop)}}function _t(e){var t=e.display;t.lastWrapHeight==t.wrapper.clientHeight&&t.lastWrapWidth==t.wrapper.clientWidth||(t.cachedCharWidth=t.cachedTextHeight=t.cachedPaddingH=null,t.scrollbarsClipped=!1,e.setSize())}function Vt(e,t){for(var n=Ci(t);n!=e.wrapper;n=n.parentNode)if(!n||1==n.nodeType&&"true"==n.getAttribute("cm-ignore-events")||n.parentNode==e.sizer&&n!=e.mover)return!0}function Kt(e,t,n,r){var i=e.display;if(!n&&"true"==Ci(t).getAttribute("cm-not-content"))return null;var o,l,a=i.lineSpace.getBoundingClientRect();try{o=t.clientX-a.left,l=t.clientY-a.top}catch(t){return null}var s,c=vt(e,o,l);if(r&&1==c.xRel&&(s=Qr(e.doc,c.line).text).length==c.ch){var u=jl(s,s.length,e.options.tabSize)-s.length;c=Bo(c.line,Math.max(0,Math.round((o-_e(e.display).left)/bt(e.display))-u))}return c}function Xt(e){var t=this,n=t.display;if(!(Ti(t,e)||n.activeTouch&&n.input.supportsTouch())){if(n.shift=e.shiftKey,Vt(n,e))return void(ko||(n.scroller.draggable=!1,setTimeout(function(){n.scroller.draggable=!0},100)));if(!Jt(t,e)){var r=Kt(t,e);switch(window.focus(),ki(e)){case 1:t.state.selectingText?t.state.selectingText(e):r?$t(t,e,r):Ci(e)==n.scroller&&Ol(e);break;case 2:ko&&(t.state.lastMiddleDown=+new Date),r&&be(t.doc,r),setTimeout(function(){n.input.focus()},20),Ol(e);break;case 3:Po?bn(t,e):vn(t)}}}}function $t(e,t,n){wo?setTimeout(Bi(Y,e),0):e.curOp.focus=Ki();var r,i=+new Date;_o&&_o.time>i-400&&0==Ro(_o.pos,n)?r="triple":Uo&&Uo.time>i-400&&0==Ro(Uo.pos,n)?(r="double",_o={time:i,pos:n}):(r="single",Uo={time:i,pos:n});var o,l=e.doc.sel,a=Wo?t.metaKey:t.ctrlKey;e.options.dragDrop&&na&&!e.isReadOnly()&&"single"==r&&(o=l.contains(n))>-1&&(Ro((o=