// CodeMirror version 3.20
//
// CodeMirror is the only global var we claim
window.CodeMirror=function(){"use strict";function x(e,n){if(!(this instanceof x))return new x(e,n);this.options=n=n||{};for(var r in er)!n.hasOwnProperty(r)&&er.hasOwnProperty(r)&&(n[r]=er[r]);H(n);var i=typeof n.value=="string"?0:n.value.first,s=this.display=T(e,i);s.wrapper.CodeMirror=this,_(this),n.autofocus&&!v&&It(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,focused:!1,suppressEdits:!1,pasteIncoming:!1,draggingText:!1,highlight:new Qi},O(this),n.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap");var o=n.value;typeof o=="string"&&(o=new ui(n.value,n.mode)),Mt(this,ci)(this,o),t&&setTimeout(os(Ft,this,!0),20),Rt(this);var u;try{u=document.activeElement==s.input}catch(a){}u||n.autofocus&&!v?setTimeout(os(pn,this),20):dn(this),Mt(this,function(){for(var e in Zn)Zn.propertyIsEnumerable(e)&&Zn[e](this,n[e],nr);for(var t=0;t<or.length;++t)or[t](this)})()}function T(e,t){var r={},i=r.input=cs("textarea",null,null,"position: absolute; padding: 0; width: 1px; height: 1em; outline: none; font-size: 4px;");return s?i.style.width="1000px":i.setAttribute("wrap","off"),d&&(i.style.border="1px solid black"),i.setAttribute("autocorrect","off"),i.setAttribute("autocapitalize","off"),i.setAttribute("spellcheck","false"),r.inputDiv=cs("div",[i],null,"overflow: hidden; position: relative; width: 3px; height: 0px;"),r.scrollbarH=cs("div",[cs("div",null,null,"height: 1px")],"CodeMirror-hscrollbar"),r.scrollbarV=cs("div",[cs("div",null,null,"width: 1px")],"CodeMirror-vscrollbar"),r.scrollbarFiller=cs("div",null,"CodeMirror-scrollbar-filler"),r.gutterFiller=cs("div",null,"CodeMirror-gutter-filler"),r.lineDiv=cs("div",null,"CodeMirror-code"),r.selectionDiv=cs("div",null,null,"position: relative; z-index: 1"),r.cursor=cs("div","聽","CodeMirror-cursor"),r.otherCursor=cs("div","聽","CodeMirror-cursor CodeMirror-secondarycursor"),r.measure=cs("div",null,"CodeMirror-measure"),r.lineSpace=cs("div",[r.measure,r.selectionDiv,r.lineDiv,r.cursor,r.otherCursor],null,"position: relative; outline: none"),r.mover=cs("div",[cs("div",[r.lineSpace],"CodeMirror-lines")],null,"position: relative"),r.sizer=cs("div",[r.mover],"CodeMirror-sizer"),r.heightForcer=cs("div",null,null,"position: absolute; height: "+Ji+"px; width: 1px;"),r.gutters=cs("div",null,"CodeMirror-gutters"),r.lineGutter=null,r.scroller=cs("div",[r.sizer,r.heightForcer,r.gutters],"CodeMirror-scroll"),r.scroller.setAttribute("tabIndex","-1"),r.wrapper=cs("div",[r.inputDiv,r.scrollbarH,r.scrollbarV,r.scrollbarFiller,r.gutterFiller,r.scroller],"CodeMirror"),n&&(r.gutters.style.zIndex=-1,r.scroller.style.paddingRight=0),e.appendChild?e.appendChild(r.wrapper):e(r.wrapper),d&&(i.style.width="0px"),s||(r.scroller.draggable=!0),l?(r.inputDiv.style.height="1px",r.inputDiv.style.position="absolute"):n&&(r.scrollbarH.style.minWidth=r.scrollbarV.style.minWidth="18px"),r.viewOffset=r.lastSizeC=0,r.showingFrom=r.showingTo=t,r.lineNumWidth=r.lineNumInnerWidth=r.lineNumChars=null,r.prevInput="",r.alignWidgets=!1,r.pollingFast=!1,r.poll=new Qi,r.cachedCharWidth=r.cachedTextHeight=null,r.measureLineCache=[],r.measureLineCachePos=0,r.inaccurateSelection=!1,r.maxLine=null,r.maxLineLength=0,r.maxLineChanged=!1,r.wheelDX=r.wheelDY=r.wheelStartX=r.wheelStartY=null,r}function N(e){e.doc.mode=x.getMode(e.options,e.doc.modeOption),e.doc.iter(function(e){e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null)}),e.doc.frontier=e.doc.first,tt(e,100),e.state.modeGen++,e.curOp&&Pt(e)}function C(e){e.options.lineWrapping?(e.display.wrapper.className+=" CodeMirror-wrap",e.display.sizer.style.minWidth=""):(e.display.wrapper.className=e.display.wrapper.className.replace(" CodeMirror-wrap",""),P(e)),L(e),Pt(e),vt(e),setTimeout(function(){B(e)},100)}function k(e){var t=Ct(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/kt(e.display)-3);return function(i){return Dr(e.doc,i)?0:n?(Math.ceil(i.text.length/r)||1)*t:t}}function L(e){var t=e.doc,n=k(e);t.iter(function(e){var t=n(e);t!=e.height&&vi(e,t)})}function A(e){var t=cr[e.options.keyMap],n=t.style;e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-keymap-\S+/g,"")+(n?" cm-keymap-"+n:""),e.state.disableInput=t.disableInput}function O(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),vt(e)}function M(e){_(e),Pt(e),setTimeout(function(){F(e)},20)}function _(e){var t=e.display.gutters,n=e.options.gutters;hs(t);for(var r=0;r<n.length;++r){var i=n[r],s=t.appendChild(cs("div",null,"CodeMirror-gutter "+i));i=="CodeMirror-linenumbers"&&(e.display.lineGutter=s,s.style.width=(e.display.lineNumWidth||1)+"px")}t.style.display=r?"":"none"}function D(e,t){if(t.height==0)return 0;var n=t.text.length,r,i=t;while(r=Or(i)){var s=r.find();i=hi(e,s.from.line),n+=s.from.ch-s.to.ch}i=t;while(r=Mr(i)){var s=r.find();n-=i.text.length-s.from.ch,i=hi(e,s.to.line),n+=i.text.length-s.to.ch}return n}function P(e){var t=e.display,n=e.doc;t.maxLine=hi(n,n.first),t.maxLineLength=D(n,t.maxLine),t.maxLineChanged=!0,n.iter(function(e){var r=D(n,e);r>t.maxLineLength&&(t.maxLineLength=r,t.maxLine=e)})}function H(e){var t=ns(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 B(e){var t=e.display,n=e.doc.height,r=n+ot(t);t.sizer.style.minHeight=t.heightForcer.style.top=r+"px",t.gutters.style.height=Math.max(r,t.scroller.clientHeight-Ji)+"px";var i=Math.max(r,t.scroller.scrollHeight),s=t.scroller.scrollWidth>t.scroller.clientWidth+1,o=i>t.scroller.clientHeight+1;o?(t.scrollbarV.style.display="block",t.scrollbarV.style.bottom=s?bs(t.measure)+"px":"0",t.scrollbarV.firstChild.style.height=i-t.scroller.clientHeight+t.scrollbarV.clientHeight+"px"):(t.scrollbarV.style.display="",t.scrollbarV.firstChild.style.height="0"),s?(t.scrollbarH.style.display="block",t.scrollbarH.style.right=o?bs(t.measure)+"px":"0",t.scrollbarH.firstChild.style.width=t.scroller.scrollWidth-t.scroller.clientWidth+t.scrollbarH.clientWidth+"px"):(t.scrollbarH.style.display="",t.scrollbarH.firstChild.style.width="0"),s&&o?(t.scrollbarFiller.style.display="block",t.scrollbarFiller.style.height=t.scrollbarFiller.style.width=bs(t.measure)+"px"):t.scrollbarFiller.style.display="",s&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(t.gutterFiller.style.display="block",t.gutterFiller.style.height=bs(t.measure)+"px",t.gutterFiller.style.width=t.gutters.offsetWidth+"px"):t.gutterFiller.style.display="",c&&bs(t.measure)===0&&(t.scrollbarV.style.minWidth=t.scrollbarH.style.minHeight=h?"18px":"12px",t.scrollbarV.style.pointerEvents=t.scrollbarH.style.pointerEvents="none")}function j(e,t,n){var r=e.scroller.scrollTop,i=e.wrapper.clientHeight;typeof n=="number"?r=n:n&&(r=n.top,i=n.bottom-n.top),r=Math.floor(r-st(e));var s=Math.ceil(r+i);return{from:gi(t,r),to:gi(t,s)}}function F(e){var t=e.display;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;var n=R(t)-t.scroller.scrollLeft+e.doc.scrollLeft,r=t.gutters.offsetWidth,i=n+"px";for(var s=t.lineDiv.firstChild;s;s=s.nextSibling)if(s.alignable)for(var o=0,u=s.alignable;o<u.length;++o)u[o].style.left=i;e.options.fixedGutter&&(t.gutters.style.left=n+r+"px")}function I(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=q(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(cs("div",[cs("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),s=i.firstChild.offsetWidth,o=i.offsetWidth-s;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(s,r.lineGutter.offsetWidth-o),r.lineNumWidth=r.lineNumInnerWidth+o,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",!0}return!1}function q(e,t){return String(e.lineNumberFormatter(t+e.firstLineNumber))}function R(e){return vs(e.scroller).left-vs(e.sizer).left}function U(e,t,n,r){var i=e.display.showingFrom,s=e.display.showingTo,o,u=j(e.display,e.doc,n);for(var a=!0;;a=!1){var f=e.display.scroller.clientWidth;if(!z(e,t,u,r))break;o=!0,t=[],G(e),B(e);if(a&&e.options.lineWrapping&&f!=e.display.scroller.clientWidth){r=!0;continue}r=!1,n&&(n=Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,typeof n=="number"?n:n.top)),u=j(e.display,e.doc,n);if(u.from>=e.display.showingFrom&&u.to<=e.display.showingTo)break}return o&&(zi(e,"update",e),(e.display.showingFrom!=i||e.display.showingTo!=s)&&zi(e,"viewportChange",e,e.display.showingFrom,e.display.showingTo)),o}function z(e,t,n,r){var i=e.display,s=e.doc;if(!i.wrapper.clientWidth){i.showingFrom=i.showingTo=s.first,i.viewOffset=0;return}if(!r&&t.length==0&&n.from>i.showingFrom&&n.to<i.showingTo)return;I(e)&&(t=[{from:s.first,to:s.first+s.size}]);var o=i.sizer.style.marginLeft=i.gutters.offsetWidth+"px";i.scrollbarH.style.left=e.options.fixedGutter?o:"0";var u=Infinity;if(e.options.lineNumbers)for(var a=0;a<t.length;++a)t[a].diff&&t[a].from<u&&(u=t[a].from);var f=s.first+s.size,l=Math.max(n.from-e.options.viewportMargin,s.first),c=Math.min(f,n.to+e.options.viewportMargin);i.showingFrom<l&&l-i.showingFrom<20&&(l=Math.max(s.first,i.showingFrom)),i.showingTo>c&&i.showingTo-c<20&&(c=Math.min(f,i.showingTo));if(S){l=mi(_r(s,hi(s,l)));while(c<f&&Dr(s,hi(s,c)))++c}var h=[{from:Math.max(i.showingFrom,s.first),to:Math.min(i.showingTo,f)}];h[0].from>=h[0].to?h=[]:h=V(h,t);if(S)for(var a=0;a<h.length;++a){var p=h[a],d;while(d=Mr(hi(s,p.to-1))){var v=d.find().from.line;if(!(v>p.from)){h.splice(a--,1);break}p.to=v}}var m=0;for(var a=0;a<h.length;++a){var p=h[a];p.from<l&&(p.from=l),p.to>c&&(p.to=c),p.from>=p.to?h.splice(a--,1):m+=p.to-p.from}if(!r&&m==c-l&&l==i.showingFrom&&c==i.showingTo){X(e);return}h.sort(function(e,t){return e.from-t.from});try{var g=document.activeElement}catch(y){}m<(c-l)*.7&&(i.lineDiv.style.display="none"),J(e,l,c,h,u),i.lineDiv.style.display="",g&&document.activeElement!=g&&g.offsetHeight&&g.focus();var b=l!=i.showingFrom||c!=i.showingTo||i.lastSizeC!=i.wrapper.clientHeight;return b&&(i.lastSizeC=i.wrapper.clientHeight,tt(e,400)),i.showingFrom=l,i.showingTo=c,W(e),X(e),!0}function W(e){var t=e.display,r=t.lineDiv.offsetTop;for(var i=t.lineDiv.firstChild,s;i;i=i.nextSibling)if(i.lineObj){if(n){var o=i.offsetTop+i.offsetHeight;s=o-r,r=o}else{var u=vs(i);s=u.bottom-u.top}var a=i.lineObj.height-s;s<2&&(s=Ct(t));if(a>.001||a<-0.001){vi(i.lineObj,s);var f=i.lineObj.widgets;if(f)for(var l=0;l<f.length;++l)f[l].height=f[l].node.offsetHeight}}}function X(e){var t=e.display.viewOffset=yi(e,hi(e.doc,e.display.showingFrom));e.display.mover.style.top=t+"px"}function V(e,t){for(var n=0,r=t.length||0;n<r;++n){var i=t[n],s=[],o=i.diff||0;for(var u=0,a=e.length;u<a;++u){var f=e[u];i.to<=f.from&&i.diff?s.push({from:f.from+o,to:f.to+o}):i.to<=f.from||i.from>=f.to?s.push(f):(i.from>f.from&&s.push({from:f.from,to:i.from}),i.to<f.to&&s.push({from:i.to+o,to:f.to+o}))}e=s}return e}function $(e){var t=e.display,n={},r={};for(var i=t.gutters.firstChild,s=0;i;i=i.nextSibling,++s)n[e.options.gutters[s]]=i.offsetLeft,r[e.options.gutters[s]]=i.offsetWidth;return{fixedPos:R(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function J(e,t,n,r,i){function c(t){var n=t.nextSibling;return s&&m&&e.display.currentWheelTarget==t?(t.style.display="none",t.lineObj=null):t.parentNode.removeChild(t),n}var o=$(e),u=e.display,a=e.options.lineNumbers;!r.length&&(!s||!e.display.currentWheelTarget)&&hs(u.lineDiv);var f=u.lineDiv,l=f.firstChild,h=r.shift(),p=t;e.doc.iter(t,n,function(t){h&&h.to==p&&(h=r.shift());if(Dr(e.doc,t)){t.height!=0&&vi(t,0);if(t.widgets&&l&&l.previousSibling)for(var n=0;n<t.widgets.length;++n){var s=t.widgets[n];if(s.showIfHidden){var u=l.previousSibling;if(/pre/i.test(u.nodeName)){var d=cs("div",null,null,"position: relative");u.parentNode.replaceChild(d,u),d.appendChild(u),u=d}var v=u.appendChild(cs("div",[s.node],"CodeMirror-linewidget"));s.handleMouseEvents||(v.ignoreEvents=!0),Q(s,v,u,o)}}}else if(h&&h.from<=p&&h.to>p){while(l.lineObj!=t)l=c(l);a&&i<=p&&l.lineNumber&&ds(l.lineNumber,q(e.options,p)),l=l.nextSibling}else{if(t.widgets)for(var m=0,g=l,y;g&&m<20;++m,g=g.nextSibling)if(g.lineObj==t&&/div/i.test(g.nodeName)){y=g;break}var b=K(e,t,p,o,y);if(b!=y)f.insertBefore(b,l);else{while(l!=y)l=c(l);l=l.nextSibling}b.lineObj=t}++p});while(l)l=c(l)}function K(e,t,r,i,s){var o=Qr(e,t),u=o.pre,a=t.gutterMarkers,f=e.display,l,c=o.bgClass?o.bgClass+" "+(t.bgClass||""):t.bgClass;if(!e.options.lineNumbers&&!a&&!c&&!t.wrapClass&&!t.widgets)return u;if(s){s.alignable=null;var h=!0,p=0,d=null;for(var v=s.firstChild,m;v;v=m){m=v.nextSibling;if(!/\bCodeMirror-linewidget\b/.test(v.className))s.removeChild(v);else{for(var g=0;g<t.widgets.length;++g){var y=t.widgets[g];if(y.node==v.firstChild){!y.above&&!d&&(d=v),Q(y,v,s,i),++p;break}}if(g==t.widgets.length){h=!1;break}}}s.insertBefore(u,d),h&&p==t.widgets.length&&(l=s,s.className=t.wrapClass||"")}l||(l=cs("div",null,t.wrapClass,"position: relative"),l.appendChild(u)),c&&l.insertBefore(cs("div",null,c+" CodeMirror-linebackground"),l.firstChild);if(e.options.lineNumbers||a){var b=l.insertBefore(cs("div",null,null,"position: absolute; left: "+(e.options.fixedGutter?i.fixedPos:-i.gutterTotalWidth)+"px"),l.firstChild);e.options.fixedGutter&&(l.alignable||(l.alignable=[])).push(b),e.options.lineNumbers&&(!a||!a["CodeMirror-linenumbers"])&&(l.lineNumber=b.appendChild(cs("div",q(e.options,r),"CodeMirror-linenumber CodeMirror-gutter-elt","left: "+i.gutterLeft["CodeMirror-linenumbers"]+"px; width: "+f.lineNumInnerWidth+"px")));if(a)for(var w=0;w<e.options.gutters.length;++w){var E=e.options.gutters[w],S=a.hasOwnProperty(E)&&a[E];S&&b.appendChild(cs("div",[S],"CodeMirror-gutter-elt","left: "+i.gutterLeft[E]+"px; width: "+i.gutterWidth[E]+"px"))}}n&&(l.style.zIndex=2);if(t.widgets&&l!=s)for(var g=0,x=t.widgets;g<x.length;++g){var y=x[g],T=cs("div",[y.node],"CodeMirror-linewidget");y.handleMouseEvents||(T.ignoreEvents=!0),Q(y,T,l,i),y.above?l.insertBefore(T,e.options.lineNumbers&&t.height!=0?b:u):l.appendChild(T),zi(y,"redraw")}return l}function Q(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 G(e){var t=e.display,n=An(e.doc.sel.from,e.doc.sel.to);n||e.options.showCursorWhenSelecting?Y(e):t.cursor.style.display=t.otherCursor.style.display="none",n?t.selectionDiv.style.display="none":Z(e);if(e.options.moveInputWithCursor){var r=Et(e,e.doc.sel.head,"div"),i=vs(t.wrapper),s=vs(t.lineDiv);t.inputDiv.style.top=Math.max(0,Math.min(t.wrapper.clientHeight-10,r.top+s.top-i.top))+"px",t.inputDiv.style.left=Math.max(0,Math.min(t.wrapper.clientWidth-10,r.left+s.left-i.left))+"px"}}function Y(e){var t=e.display,n=Et(e,e.doc.sel.head,"div");t.cursor.style.left=n.left+"px",t.cursor.style.top=n.top+"px",t.cursor.style.height=Math.max(0,n.bottom-n.top)*e.options.cursorHeight+"px",t.cursor.style.display="",n.other?(t.otherCursor.style.display="",t.otherCursor.style.left=n.other.left+"px",t.otherCursor.style.top=n.other.top+"px",t.otherCursor.style.height=(n.other.bottom-n.other.top)*.85+"px"):t.otherCursor.style.display="none"}function Z(e){function u(e,t,n,r){t<0&&(t=0),i.appendChild(cs("div",null,"CodeMirror-selected","position: absolute; left: "+e+"px; top: "+t+"px; width: "+(n==null?s-e:n)+"px; height: "+(r-t)+"px"))}function a(t,r,i){function h(n,r){return wt(e,Ln(t,n),"div",a,r)}var a=hi(n,t),f=a.text.length,l,c;return Cs(bi(a),r||0,i==null?f:i,function(e,t,n){var a=h(e,"left"),p,d,v;if(e==t)p=a,d=v=a.left;else{p=h(t-1,"right");if(n=="rtl"){var m=a;a=p,p=m}d=a.left,v=p.right}r==null&&e==0&&(d=o),p.top-a.top>3&&(u(d,a.top,null,a.bottom),d=o,a.bottom<p.top&&u(d,a.bottom,null,p.top)),i==null&&t==f&&(v=s);if(!l||a.top<l.top||a.top==l.top&&a.left<l.left)l=a;if(!c||p.bottom>c.bottom||p.bottom==c.bottom&&p.right>c.right)c=p;d<o+1&&(d=o),u(d,p.top,v-d,p.bottom)}),{start:l,end:c}}var t=e.display,n=e.doc,r=e.doc.sel,i=document.createDocumentFragment(),s=t.lineSpace.offsetWidth,o=ut(e.display);if(r.from.line==r.to.line)a(r.from.line,r.from.ch,r.to.ch);else{var f=hi(n,r.from.line),l=hi(n,r.to.line),c=_r(n,f)==_r(n,l),h=a(r.from.line,r.from.ch,c?f.text.length:null).end,p=a(r.to.line,c?0:null,r.to.ch).start;c&&(h.top<p.top-2?(u(h.right,h.top,null,h.bottom),u(o,p.top,p.left,p.bottom)):u(h.right,h.top,p.left-h.right,h.bottom)),h.bottom<p.top&&u(o,h.bottom,null,p.top)}ps(t.selectionDiv,i),t.selectionDiv.style.display=""}function et(e){if(!e.state.focused)return;var t=e.display;clearInterval(t.blinker);var n=!0;t.cursor.style.visibility=t.otherCursor.style.visibility="",e.options.cursorBlinkRate>0&&(t.blinker=setInterval(function(){t.cursor.style.visibility=t.otherCursor.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate))}function tt(e,t){e.doc.mode.startState&&e.doc.frontier<e.display.showingTo&&e.state.highlight.set(t,os(nt,e))}function nt(e){var t=e.doc;t.frontier<t.first&&(t.frontier=t.first);if(t.frontier>=e.display.showingTo)return;var n=+(new Date)+e.options.workTime,r=ar(t.mode,it(e,t.frontier)),i=[],s;t.iter(t.frontier,Math.min(t.first+t.size,e.display.showingTo+500),function(o){if(t.frontier>=e.display.showingFrom){var u=o.styles;o.styles=Xr(e,o,r,!0);var a=!u||u.length!=o.styles.length;for(var f=0;!a&&f<u.length;++f)a=u[f]!=o.styles[f];a&&(s&&s.end==t.frontier?s.end++:i.push(s={start:t.frontier,end:t.frontier+1})),o.stateAfter=ar(t.mode,r)}else $r(e,o.text,r),o.stateAfter=t.frontier%5==0?ar(t.mode,r):null;++t.frontier;if(+(new Date)>n)return tt(e,e.options.workDelay),!0}),i.length&&Mt(e,function(){for(var e=0;e<i.length;++e)Pt(this,i[e].start,i[e].end)})()}function rt(e,t,n){var r,i,s=e.doc,o=n?-1:t-(e.doc.mode.innerMode?1e3:100);for(var u=t;u>o;--u){if(u<=s.first)return s.first;var a=hi(s,u-1);if(a.stateAfter&&(!n||u<=s.frontier))return u;var f=Gi(a.text,null,e.options.tabSize);if(i==null||r>f)i=u-1,r=f}return i}function it(e,t,n){var r=e.doc,i=e.display;if(!r.mode.startState)return!0;var s=rt(e,t,n),o=s>r.first&&hi(r,s-1).stateAfter;return o?o=ar(r.mode,o):o=fr(r.mode),r.iter(s,t,function(n){$r(e,n.text,o);var u=s==t-1||s%5==0||s>=i.showingFrom&&s<i.showingTo;n.stateAfter=u?ar(r.mode,o):null,++s}),n&&(r.frontier=s),o}function st(e){return e.lineSpace.offsetTop}function ot(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function ut(e){var t=ps(e.measure,cs("pre",null,null,"text-align: left")).appendChild(cs("span","x"));return t.offsetLeft}function at(e,t,n,r,i){var s=-1;r=r||ct(e,t);if(r.crude){var o=r.left+n*r.width;return{left:o,right:o+r.width,top:r.top,bottom:r.bottom}}for(var u=n;;u+=s){var a=r[u];if(a)break;s<0&&u==0&&(s=1)}return i=u>n?"left":u<n?"right":i,i=="left"&&a.leftSide?a=a.leftSide:i=="right"&&a.rightSide&&(a=a.rightSide),{left:u<n?a.right:a.left,right:u>n?a.left:a.right,top:a.top,bottom:a.bottom}}function ft(e,t){var n=e.display.measureLineCache;for(var r=0;r<n.length;++r){var i=n[r];if(i.text==t.text&&i.markedSpans==t.markedSpans&&e.display.scroller.clientWidth==i.width&&i.classes==t.textClass+"|"+t.wrapClass)return i}}function lt(e,t){var n=ft(e,t);n&&(n.text=n.measure=n.markedSpans=null)}function ct(e,t){var n=ft(e,t);if(n)return n.measure;var r=ht(e,t),i=e.display.measureLineCache,s={text:t.text,width:e.display.scroller.clientWidth,markedSpans:t.markedSpans,measure:r,classes:t.textClass+"|"+t.wrapClass};return i.length==16?i[++e.display.measureLineCachePos%16]=s:i.push(s),r}function ht(e,i){function b(e){var t=e.top-v.top,n=e.bottom-v.top;n>y&&(n=y),t<0&&(t=0);for(var r=m.length-2;r>=0;r-=2){var i=m[r],s=m[r+1];if(i>n||s<t)continue;if(i<=t&&s>=n||t<=i&&n>=s||Math.min(n,s)-Math.max(t,i)>=n-t>>1){m[r]=Math.min(t,i),m[r+1]=Math.max(n,s);break}}return r<0&&(r=m.length,m.push(t,n)),{left:e.left-v.left,right:e.right-v.left,top:r,bottom:null}}function w(e){e.bottom=m[e.top+1],e.top=m[e.top]}if(!e.options.lineWrapping&&i.text.length>=e.options.crudeMeasuringFrom)return pt(e,i);var s=e.display,o=ss(i.text.length),u=Qr(e,i,o,!0).pre;if(t&&!n&&!e.options.lineWrapping&&u.childNodes.length>100){var a=document.createDocumentFragment(),f=10,l=u.childNodes.length;for(var c=0,h=Math.ceil(l/f);c<h;++c){var p=cs("div",null,null,"display: inline-block");for(var d=0;d<f&&l;++d)p.appendChild(u.firstChild),--l;a.appendChild(p)}u.appendChild(a)}ps(s.measure,u);var v=vs(s.lineDiv),m=[],g=ss(i.text.length),y=u.offsetHeight;r&&s.measure.first!=u&&ps(s.measure,u);for(var c=0,E;c<o.length;++c)if(E=o[c]){var S=E,x=null;if(/\bCodeMirror-widget\b/.test(E.className)&&E.getClientRects){E.firstChild.nodeType==1&&(S=E.firstChild);var T=S.getClientRects();T.length>1&&(x=g[c]=b(T[0]),x.rightSide=b(T[T.length-1]))}x||(x=g[c]=b(vs(S))),E.measureRight&&(x.right=vs(E.measureRight).left),E.leftSide&&(x.leftSide=b(vs(E.leftSide)))}hs(e.display.measure);for(var c=0,E;c<g.length;++c)if(E=g[c])w(E),E.leftSide&&w(E.leftSide),E.rightSide&&w(E.rightSide);return g}function pt(e,t){var n=new Rr(t.text.slice(0,100),null);t.textClass&&(n.textClass=t.textClass);var r=ht(e,n),i=at(e,n,0,r,"left"),s=at(e,n,99,r,"right");return{crude:!0,top:i.top,left:i.left,bottom:i.bottom,width:(s.right-i.left)/100}}function dt(e,t){var n=!1;if(t.markedSpans)for(var r=0;r<t.markedSpans;++r){var i=t.markedSpans[r];i.collapsed&&(i.to==null||i.to==t.text.length)&&(n=!0)}var s=!n&&ft(e,t);if(s||t.text.length>=e.options.crudeMeasuringFrom)return at(e,t,t.text.length,s&&s.measure,"right").right;var o=Qr(e,t,null,!0).pre,u=o.appendChild(Es(e.display.measure));return ps(e.display.measure,o),vs(u).right-vs(e.display.lineDiv).left}function vt(e){e.display.measureLineCache.length=e.display.measureLineCachePos=0,e.display.cachedCharWidth=e.display.cachedTextHeight=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function mt(){return window.pageXOffset||(document.documentElement||document.body).scrollLeft}function gt(){return window.pageYOffset||(document.documentElement||document.body).scrollTop}function yt(e,t,n,r){if(t.widgets)for(var i=0;i<t.widgets.length;++i)if(t.widgets[i].above){var s=Ir(t.widgets[i]);n.top+=s,n.bottom+=s}if(r=="line")return n;r||(r="local");var o=yi(e,t);r=="local"?o+=st(e.display):o-=e.display.viewOffset;if(r=="page"||r=="window"){var u=vs(e.display.lineSpace);o+=u.top+(r=="window"?0:gt());var a=u.left+(r=="window"?0:mt());n.left+=a,n.right+=a}return n.top+=o,n.bottom+=o,n}function bt(e,t,n){if(n=="div")return t;var r=t.left,i=t.top;if(n=="page")r-=mt(),i-=gt();else if(n=="local"||!n){var s=vs(e.display.sizer);r+=s.left,i+=s.top}var o=vs(e.display.lineSpace);return{left:r-o.left,top:i-o.top}}function wt(e,t,n,r,i){return r||(r=hi(e.doc,t.line)),yt(e,r,at(e,r,t.ch,null,i),n)}function Et(e,t,n,r,i){function s(t,s){var o=at(e,r,t,i,s?"right":"left");return s?o.left=o.right:o.right=o.left,yt(e,r,o,n)}function o(e,t){var n=u[t],r=n.level%2;return e==ks(n)&&t&&n.level<u[t-1].level?(n=u[--t],e=Ls(n)-(n.level%2?0:1),r=!0):e==Ls(n)&&t<u.length-1&&n.level<u[t+1].level&&(n=u[++t],e=ks(n)-n.level%2,r=!1),r&&e==n.to&&e>n.from?s(e-1):s(e,r)}r=r||hi(e.doc,t.line),i||(i=ct(e,r));var u=bi(r),a=t.ch;if(!u)return s(a);var f=Hs(u,a),l=o(a,f);return Ps!=null&&(l.other=o(a,Ps)),l}function St(e,t,n,r){var i=new Ln(e,t);return i.xRel=r,n&&(i.outside=!0),i}function xt(e,t,n){var r=e.doc;n+=e.display.viewOffset;if(n<0)return St(r.first,0,!0,-1);var i=gi(r,n),s=r.first+r.size-1;if(i>s)return St(r.first+r.size-1,hi(r,s).text.length,!0,1);t<0&&(t=0);for(;;){var o=hi(r,i),u=Tt(e,o,i,t,n),a=Mr(o),f=a&&a.find();if(!a||!(u.ch>f.from.ch||u.ch==f.from.ch&&u.xRel>0))return u;i=f.to.line}}function Tt(e,t,n,r,i){function f(r){var i=Et(e,Ln(n,r),"line",t,a);return o=!0,s>i.bottom?i.left-u:s<i.top?i.left+u:(o=!1,i.left)}var s=i-yi(e,t),o=!1,u=2*e.display.wrapper.clientWidth,a=ct(e,t),l=bi(t),c=t.text.length,h=As(t),p=Os(t),d=f(h),v=o,m=f(p),g=o;if(r>m)return St(n,p,g,1);for(;;){if(l?p==h||p==js(t,h,1):p-h<=1){var y=r<d||r-d<=m-r?h:p,b=r-(y==h?d:m);while(ls.test(t.text.charAt(y)))++y;var w=St(n,y,y==h?v:g,b<0?-1:b?1:0);return w}var E=Math.ceil(c/2),S=h+E;if(l){S=h;for(var x=0;x<E;++x)S=js(t,S,1)}var T=f(S);if(T>r){p=S,m=T;if(g=o)m+=1e3;c=E}else h=S,d=T,v=o,c-=E}}function Ct(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(Nt==null){Nt=cs("pre");for(var t=0;t<49;++t)Nt.appendChild(document.createTextNode("x")),Nt.appendChild(cs("br"));Nt.appendChild(document.createTextNode("x"))}ps(e.measure,Nt);var n=Nt.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),hs(e.measure),n||1}function kt(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=cs("span","x"),n=cs("pre",[t]);ps(e.measure,n);var r=t.offsetWidth;return r>2&&(e.cachedCharWidth=r),r||10}function At(e){e.curOp={changes:[],forceUpdate:!1,updateInput:null,userSelChange:null,textChanged:null,selectionChanged:!1,cursorActivity:!1,updateMaxLine:!1,updateScrollPos:!1,id:++Lt},Ui++||(Ri=[])}function Ot(e){var t=e.curOp,n=e.doc,r=e.display;e.curOp=null,t.updateMaxLine&&P(e);if(r.maxLineChanged&&!e.options.lineWrapping&&r.maxLine){var i=dt(e,r.maxLine);r.sizer.style.minWidth=Math.max(0,i+3+Ji)+"px",r.maxLineChanged=!1;var s=Math.max(0,r.sizer.offsetLeft+r.sizer.offsetWidth-r.scroller.clientWidth);s<n.scrollLeft&&!t.updateScrollPos&&en(e,Math.min(r.scroller.scrollLeft,s),!0)}var o,u;if(t.updateScrollPos)o=t.updateScrollPos;else if(t.selectionChanged&&r.scroller.clientHeight){var a=Et(e,n.sel.head);o=Wn(e,a.left,a.top,a.left,a.bottom)}if(t.changes.length||t.forceUpdate||o&&o.scrollTop!=null)u=U(e,t.changes,o&&o.scrollTop,t.forceUpdate),e.display.scroller.offsetHeight&&(e.doc.scrollTop=e.display.scroller.scrollTop);!u&&t.selectionChanged&&G(e);if(t.updateScrollPos){var f=Math.max(0,Math.min(r.scroller.scrollHeight-r.scroller.clientHeight,o.scrollTop)),l=Math.max(0,Math.min(r.scroller.scrollWidth-r.scroller.clientWidth,o.scrollLeft));r.scroller.scrollTop=r.scrollbarV.scrollTop=n.scrollTop=f,r.scroller.scrollLeft=r.scrollbarH.scrollLeft=n.scrollLeft=l,F(e),t.scrollToPos&&Un(e,Dn(e.doc,t.scrollToPos.from),Dn(e.doc,t.scrollToPos.to),t.scrollToPos.margin)}else o&&Rn(e);t.selectionChanged&&et(e),e.state.focused&&t.updateInput&&Ft(e,t.userSelChange);var c=t.maybeHiddenMarkers,h=t.maybeUnhiddenMarkers;if(c)for(var p=0;p<c.length;++p)c[p].lines.length||qi(c[p],"hide");if(h)for(var p=0;p<h.length;++p)h[p].lines.length&&qi(h[p],"unhide");var d;--Ui||(d=Ri,Ri=null),t.textChanged&&qi(e,"change",e,t.textChanged),t.cursorActivity&&qi(e,"cursorActivity",e);if(d)for(var p=0;p<d.length;++p)d[p]()}function Mt(e,t){return function(){var n=e||this,r=!n.curOp;r&&At(n);try{var i=t.apply(n,arguments)}finally{r&&Ot(n)}return i}}function _t(e){return function(){var t=this.cm&&!this.cm.curOp,n;t&&At(this.cm);try{n=e.apply(this,arguments)}finally{t&&Ot(this.cm)}return n}}function Dt(e,t){var n=!e.curOp,r;n&&At(e);try{r=t()}finally{n&&Ot(e)}return r}function Pt(e,t,n,r){t==null&&(t=e.doc.first),n==null&&(n=e.doc.first+e.doc.size),e.curOp.changes.push({from:t,to:n,diff:r})}function Ht(e){if(e.display.pollingFast)return;e.display.poll.set(e.options.pollInterval,function(){jt(e),e.state.focused&&Ht(e)})}function Bt(e){function n(){var r=jt(e);!r&&!t?(t=!0,e.display.poll.set(60,n)):(e.display.pollingFast=!1,Ht(e))}var t=!1;e.display.pollingFast=!0,e.display.poll.set(20,n)}function jt(e){var n=e.display.input,i=e.display.prevInput,s=e.doc,o=s.sel;if(!e.state.focused||xs(n)||qt(e)||e.state.disableInput)return!1;e.state.pasteIncoming&&e.state.fakedLastChar&&(n.value=n.value.substring(0,n.value.length-1),e.state.fakedLastChar=!1);var u=n.value;if(u==i&&An(o.from,o.to))return!1;if(t&&!r&&e.display.inputHasSelection===u)return Ft(e,!0),!1;var a=!e.curOp;a&&At(e),o.shift=!1;var f=0,l=Math.min(i.length,u.length);while(f<l&&i.charCodeAt(f)==u.charCodeAt(f))++f;var c=o.from,h=o.to;f<i.length?c=Ln(c.line,c.ch-(i.length-f)):e.state.overwrite&&An(c,h)&&!e.state.pasteIncoming&&(h=Ln(h.line,Math.min(hi(s,h.line).text.length,h.ch+(u.length-f))));var p=e.curOp.updateInput,d={from:c,to:h,text:Ss(u.slice(f)),origin:e.state.pasteIncoming?"paste":"+input"};return En(e.doc,d,"end"),e.curOp.updateInput=p,zi(e,"inputRead",e,d),u.length>1e3||u.indexOf("\n")>-1?n.value=e.display.prevInput="":e.display.prevInput=u,a&&Ot(e),e.state.pasteIncoming=!1,!0}function Ft(e,n){var i,s,o=e.doc;if(!An(o.sel.from,o.sel.to)){e.display.prevInput="",i=Ts&&(o.sel.to.line-o.sel.from.line>100||(s=e.getSelection()).length>1e3);var u=i?"-":s||e.getSelection();e.display.input.value=u,e.state.focused&&ts(e.display.input),t&&!r&&(e.display.inputHasSelection=u)}else n&&(e.display.prevInput=e.display.input.value="",t&&!r&&(e.display.inputHasSelection=null));e.display.inaccurateSelection=i}function It(e){e.options.readOnly!="nocursor"&&(!v||document.activeElement!=e.display.input)&&e.display.input.focus()}function qt(e){return e.options.readOnly||e.doc.cantEdit}function Rt(e){function i(){e.state.focused&&setTimeout(os(It,e),0)}function u(){o==null&&(o=setTimeout(function(){o=null,n.cachedCharWidth=n.cachedTextHeight=ys=null,vt(e),Dt(e,os(Pt,e))},100))}function a(){for(var e=n.wrapper.parentNode;e&&e!=document.body;e=e.parentNode);e?setTimeout(a,5e3):Ii(window,"resize",u)}function f(t){if(Wi(e,t)||e.options.onDragEvent&&e.options.onDragEvent(e,Mi(t)))return;Hi(t)}function c(){n.inaccurateSelection&&(n.prevInput="",n.inaccurateSelection=!1,n.input.value=e.getSelection(),ts(n.input))}var n=e.display;Fi(n.scroller,"mousedown",Mt(e,Vt)),t?Fi(n.scroller,"dblclick",Mt(e,function(t){if(Wi(e,t))return;var n=zt(e,t);if(!n||Kt(e,t)||Ut(e.display,t))return;_i(t);var r=Gn(hi(e.doc,n.line).text,n);Bn(e.doc,r.from,r.to)})):Fi(n.scroller,"dblclick",function(t){Wi(e,t)||_i(t)}),Fi(n.lineSpace,"selectstart",function(e){Ut(n,e)||_i(e)}),w||Fi(n.scroller,"contextmenu",function(t){mn(e,t)}),Fi(n.scroller,"scroll",function(){n.scroller.clientHeight&&(Zt(e,n.scroller.scrollTop),en(e,n.scroller.scrollLeft,!0),qi(e,"scroll",e))}),Fi(n.scrollbarV,"scroll",function(){n.scroller.clientHeight&&Zt(e,n.scrollbarV.scrollTop)}),Fi(n.scrollbarH,"scroll",function(){n.scroller.clientHeight&&en(e,n.scrollbarH.scrollLeft)}),Fi(n.scroller,"mousewheel",function(t){rn(e,t)}),Fi(n.scroller,"DOMMouseScroll",function(t){rn(e,t)}),Fi(n.scrollbarH,"mousedown",i),Fi(n.scrollbarV,"mousedown",i),Fi(n.wrapper,"scroll",function(){n.wrapper.scrollTop=n.wrapper.scrollLeft=0});var o;Fi(window,"resize",u),setTimeout(a,5e3),Fi(n.input,"keyup",Mt(e,function(t){if(Wi(e,t)||e.options.onKeyEvent&&e.options.onKeyEvent(e,Mi(t)))return;t.keyCode==16&&(e.doc.sel.shift=!1)})),Fi(n.input,"input",function(){t&&!r&&e.display.inputHasSelection&&(e.display.inputHasSelection=null),Bt(e)}),Fi(n.input,"keydown",Mt(e,cn)),Fi(n.input,"keypress",Mt(e,hn)),Fi(n.input,"focus",os(pn,e)),Fi(n.input,"blur",os(dn,e)),e.options.dragDrop&&(Fi(n.scroller,"dragstart",function(t){Yt(e,t)}),Fi(n.scroller,"dragenter",f),Fi(n.scroller,"dragover",f),Fi(n.scroller,"drop",Mt(e,Gt))),Fi(n.scroller,"paste",function(t){if(Ut(n,t))return;It(e),Bt(e)}),Fi(n.input,"paste",function(){if(s&&!e.state.fakedLastChar&&!(new Date-e.state.lastMiddleDown<200)){var t=n.input.selectionStart,r=n.input.selectionEnd;n.input.value+="$",n.input.selectionStart=t,n.input.selectionEnd=r,e.state.fakedLastChar=!0}e.state.pasteIncoming=!0,Bt(e)}),Fi(n.input,"cut",c),Fi(n.input,"copy",c),l&&Fi(n.sizer,"mouseup",function(){document.activeElement==n.input&&n.input.blur(),It(e)})}function Ut(e,t){for(var n=Bi(t);n!=e.wrapper;n=n.parentNode)if(!n||n.ignoreEvents||n.parentNode==e.sizer&&n!=e.mover)return!0}function zt(e,t,n){var r=e.display;if(!n){var i=Bi(t);if(i==r.scrollbarH||i==r.scrollbarH.firstChild||i==r.scrollbarV||i==r.scrollbarV.firstChild||i==r.scrollbarFiller||i==r.gutterFiller)return null}var s,o,u=vs(r.lineSpace);try{s=t.clientX,o=t.clientY}catch(t){return null}return xt(e,s-u.left,o-u.top)}function Vt(e){function m(e){if(An(v,e))return;v=e;if(f=="single"){Bn(n.doc,Dn(i,u),e);return}p=Dn(i,p),d=Dn(i,d);if(f=="double"){var t=Gn(hi(i,e.line).text,e);On(e,p)?Bn(n.doc,t.from,d):Bn(n.doc,p,t.to)}else f=="triple"&&(On(e,p)?Bn(n.doc,d,Dn(i,Ln(e.line,0))):Bn(n.doc,p,Dn(i,Ln(e.line+1,0))))}function b(e){var t=++y,s=zt(n,e,!0);if(!s)return;if(!An(s,c)){n.state.focused||pn(n),c=s,m(s);var o=j(r,i);(s.line>=o.to||s.line<o.from)&&setTimeout(Mt(n,function(){y==t&&b(e)}),150)}else{var u=e.clientY<g.top?-20:e.clientY>g.bottom?20:0;u&&setTimeout
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h=Mt(n,function(t){s&&(r.scroller.draggable=!1),n.state.draggingText=!1,Ii(document,"mouseup",h),Ii(r.scroller,"drop",h),Math.abs(e.clientX-t.clientX)+Math.abs(e.clientY-t.clientY)<10&&(_i(t),Bn(n.doc,u),It(n))});s&&(r.scroller.draggable=!0),n.state.draggingText=h,r.scroller.dragDrop&&r.scroller.dragDrop(),Fi(document,"mouseup",h),Fi(r.scroller,"drop",h);return}_i(e),f=="single"&&Bn(n.doc,Dn(i,u));var p=o.from,d=o.to,v=u,g=vs(r.wrapper),y=0,S=Mt(n,function(e){!t&&!ji(e)?E(e):b(e)}),x=Mt(n,E);Fi(document,"mousemove",S),Fi(document,"mouseup",x)}function $t(e,t,n,r,i){try{var s=t.clientX,o=t.clientY}catch(t){return!1}if(s>=Math.floor(vs(e.display.gutters).right))return!1;r&&_i(t);var u=e.display,a=vs(u.lineDiv);if(o>a.bottom||!Vi(e,n))return Pi(t);o-=a.top-u.viewOffset;for(var f=0;f<e.options.gutters.length;++f){var l=u.gutters.childNodes[f];if(l&&vs(l).right>=s){var c=gi(e.doc,o),h=e.options.gutters[f];return i(e,n,e,c,h,t),Pi(t)}}}function Jt(e,t){return Vi(e,"gutterContextMenu")?$t(e,t,"gutterContextMenu",!1,qi):!1}function Kt(e,t){return $t(e,t,"gutterClick",!0,zi)}function Gt(e){var n=this;if(Wi(n,e)||Ut(n.display,e)||n.options.onDragEvent&&n.options.onDragEvent(n,Mi(e)))return;_i(e),t&&(Qt=+(new Date));var r=zt(n,e,!0),i=e.dataTransfer.files;if(!r||qt(n))return;if(i&&i.length&&window.FileReader&&window.File){var s=i.length,o=Array(s),u=0,a=function(e,t){var i=new FileReader;i.onload=function(){o[t]=i.result,++u==s&&(r=Dn(n.doc,r),En(n.doc,{from:r,to:r,text:Ss(o.join("\n")),origin:"paste"},"around"))},i.readAsText(e)};for(var f=0;f<s;++f)a(i[f],f)}else{if(n.state.draggingText&&!On(r,n.doc.sel.from)&&!On(n.doc.sel.to,r)){n.state.draggingText(e),setTimeout(os(It,n),20);return}try{var o=e.dataTransfer.getData("Text");if(o){var l=n.doc.sel.from,c=n.doc.sel.to;Fn(n.doc,r,r),n.state.draggingText&&kn(n.doc,"",l,c,"paste"),n.replaceSelection(o,null,"paste"),It(n)}}catch(e){}}}function Yt(e,n){if(t&&(!e.state.draggingText||+(new Date)-Qt<100)){Hi(n);return}if(Wi(e,n)||Ut(e.display,n))return;var r=e.getSelection();n.dataTransfer.setData("Text",r);if(n.dataTransfer.setDragImage&&!f){var i=cs("img",null,null,"position: fixed; left: 0; top: 0;");i.src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==",a&&(i.width=i.height=1,e.display.wrapper.appendChild(i),i._top=i.offsetTop),n.dataTransfer.setDragImage(i,0,0),a&&i.parentNode.removeChild(i)}}function Zt(t,n){if(Math.abs(t.doc.scrollTop-n)<2)return;t.doc.scrollTop=n,e||U(t,[],n),t.display.scroller.scrollTop!=n&&(t.display.scroller.scrollTop=n),t.display.scrollbarV.scrollTop!=n&&(t.display.scrollbarV.scrollTop=n),e&&U(t,[]),tt(t,100)}function en(e,t,n){if(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)return;t=Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth),e.doc.scrollLeft=t,F(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbarH.scrollLeft!=t&&(e.display.scrollbarH.scrollLeft=t)}function rn(t,n){var r=n.wheelDeltaX,i=n.wheelDeltaY;r==null&&n.detail&&n.axis==n.HORIZONTAL_AXIS&&(r=n.detail),i==null&&n.detail&&n.axis==n.VERTICAL_AXIS?i=n.detail:i==null&&(i=n.wheelDelta);var o=t.display,u=o.scroller;if(!(r&&u.scrollWidth>u.clientWidth||i&&u.scrollHeight>u.clientHeight))return;if(i&&m&&s)for(var f=n.target;f!=u;f=f.parentNode)if(f.lineObj){t.display.currentWheelTarget=f;break}if(r&&!e&&!a&&nn!=null){i&&Zt(t,Math.max(0,Math.min(u.scrollTop+i*nn,u.scrollHeight-u.clientHeight))),en(t,Math.max(0,Math.min(u.scrollLeft+r*nn,u.scrollWidth-u.clientWidth))),_i(n),o.wheelStartX=null;return}if(i&&nn!=null){var l=i*nn,c=t.doc.scrollTop,h=c+o.wrapper.clientHeight;l<0?c=Math.max(0,c+l-50):h=Math.min(t.doc.height,h+l+50),U(t,[],{top:c,bottom:h})}tn<20&&(o.wheelStartX==null?(o.wheelStartX=u.scrollLeft,o.wheelStartY=u.scrollTop,o.wheelDX=r,o.wheelDY=i,setTimeout(function(){if(o.wheelStartX==null)return;var e=u.scrollLeft-o.wheelStartX,t=u.scrollTop-o.wheelStartY,n=t&&o.wheelDY&&t/o.wheelDY||e&&o.wheelDX&&e/o.wheelDX;o.wheelStartX=o.wheelStartY=null;if(!n)return;nn=(nn*tn+n)/(tn+1),++tn},200)):(o.wheelDX+=r,o.wheelDY+=i))}function sn(e,t,n){if(typeof t=="string"){t=lr[t];if(!t)return!1}e.display.pollingFast&&jt(e)&&(e.display.pollingFast=!1);var r=e.doc,i=r.sel.shift,s=!1;try{qt(e)&&(e.state.suppressEdits=!0),n&&(r.sel.shift=!1),s=t(e)!=Ki}finally{r.sel.shift=i,e.state.suppressEdits=!1}return s}function on(e){var t=e.state.keyMaps.slice(0);return e.options.extraKeys&&t.push(e.options.extraKeys),t.push(e.options.keyMap),t}function an(e,t){var n=hr(e.options.keyMap),i=n.auto;clearTimeout(un),i&&!dr(t)&&(un=setTimeout(function(){hr(e.options.keyMap)==n&&(e.options.keyMap=i.call?i.call(null,e):i,A(e))},50));var s=vr(t,!0),o=!1;if(!s)return!1;var u=on(e);return t.shiftKey?o=pr("Shift-"+s,u,function(t){return sn(e,t,!0)})||pr(s,u,function(t){if(typeof t=="string"?/^go[A-Z]/.test(t):t.motion)return sn(e,t)}):o=pr(s,u,function(t){return sn(e,t)}),o&&(_i(t),et(e),r&&(t.oldKeyCode=t.keyCode,t.keyCode=0),zi(e,"keyHandled",e,s,t)),o}function fn(e,t,n){var r=pr("'"+n+"'",on(e),function(t){return sn(e,t,!0)});return r&&(_i(t),et(e),zi(e,"keyHandled",e,"'"+n+"'",t)),r}function cn(e){var n=this;n.state.focused||pn(n);if(Wi(n,e)||n.options.onKeyEvent&&n.options.onKeyEvent(n,Mi(e)))return;t&&e.keyCode==27&&(e.returnValue=!1);var r=e.keyCode;n.doc.sel.shift=r==16||e.shiftKey;var i=an(n,e);a&&(ln=i?r:null,!i&&r==88&&!Ts&&(m?e.metaKey:e.ctrlKey)&&n.replaceSelection(""))}function hn(e){var n=this;if(Wi(n,e)||n.options.onKeyEvent&&n.options.onKeyEvent(n,Mi(e)))return;var i=e.keyCode,s=e.charCode;if(a&&i==ln){ln=null,_i(e);return}if((a&&(!e.which||e.which<10)||l)&&an(n,e))return;var o=String.fromCharCode(s==null?i:s);this.options.electricChars&&this.doc.mode.electricChars&&this.options.smartIndent&&!qt(this)&&this.doc.mode.electricChars.indexOf(o)>-1&&setTimeout(Mt(n,function(){$n(n,n.doc.sel.to.line,"smart")}),75);if(fn(n,e,o))return;t&&!r&&(n.display.inputHasSelection=null),Bt(n)}function pn(e){if(e.options.readOnly=="nocursor")return;e.state.focused||(qi(e,"focus",e),e.state.focused=!0,e.display.wrapper.className.search(/\bCodeMirror-focused\b/)==-1&&(e.display.wrapper.className+=" CodeMirror-focused"),e.curOp||(Ft(e,!0),s&&setTimeout(os(Ft,e,!0),0))),Ht(e),et(e)}function dn(e){e.state.focused&&(qi(e,"blur",e),e.state.focused=!1,e.display.wrapper.className=e.display.wrapper.className.replace(" 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l=i.input.style.cssText;i.inputDiv.style.position="absolute",i.input.style.cssText="position: fixed; width: 30px; height: 30px; top: "+(n.clientY-5)+"px; left: "+(n.clientX-5)+"px; z-index: 1000; background: white; outline: none;"+"border-width: 0; outline: none; overflow: hidden; opacity: .05; -ms-opacity: .05; filter: alpha(opacity=5);",It(e),Ft(e,!0),An(s.from,s.to)&&(i.input.value=i.prevInput=" "),t&&!r&&c();if(w){Hi(n);var p=function(){Ii(window,"mouseup",p),setTimeout(h,20)};Fi(window,"mouseup",p)}else setTimeout(h,50)}function yn(e,t,n){if(!On(t.from,n))return Dn(e,n);var r=t.text.length-1-(t.to.line-t.from.line);if(n.line>t.to.line+r){var i=n.line-r,s=e.first+e.size-1;return i>s?Ln(s,hi(e,s).text.length):Pn(n,hi(e,i).text.length)}if(n.line==t.to.line+r)return Pn(n,es(t.text).length+(t.text.length==1?t.from.ch:0)+hi(e,t.to.line).text.length-t.to.ch);var o=n.line-t.from.line;return Pn(n,t.text[o].length+(o?0:t.from.ch))}function bn(e,t,n){if(n&&typeof n=="object")return{anchor:yn(e,t,n.anchor),head:yn(e,t,n.head)};if(n=="start")return{anchor:t.from,head:t.from};var r=gn(t);if(n=="around")return{anchor:t.from,head:r};if(n=="end")return{anchor:r,head:r};var i=function(e){if(On(e,t.from))return e;if(!On(t.to,e))return r;var n=e.line+t.text.length-(t.to.line-t.from.line)-1,i=e.ch;return e.line==t.to.line&&(i+=r.ch-t.to.ch),Ln(n,i)};return{anchor:i(e.sel.anchor),head:i(e.sel.head)}}function wn(e,t,n){var r={canceled:!1,from:t.from,to:t.to,text:t.text,origin:t.origin,cancel:function(){this.canceled=!0}};return n&&(r.update=function(t,n,r,i){t&&(this.from=Dn(e,t)),n&&(this.to=Dn(e,n)),r&&(this.text=r),i!==undefined&&(this.origin=i)}),qi(e,"beforeChange",e,r),e.cm&&qi(e.cm,"beforeChange",e.cm,r),r.canceled?null:{from:r.from,to:r.to,text:r.text,origin:r.origin}}function En(e,t,n,r){if(e.cm){if(!e.cm.curOp)return Mt(e.cm,En)(e,t,n,r);if(e.cm.state.suppressEdits)return}if(Vi(e,"beforeChange")||e.cm&&Vi(e.cm,"beforeChange")){t=wn(e,t,!0);if(!t)return}var i=E&&!r&&Lr(e,t.from,t.to);if(i){for(var s=i.length-1;s>=1;--s)Sn(e,{from:i[s].from,to:i[s].to,text:[""]});i.length&&Sn(e,{from:i[0].from,to:i[0].to,text:t.text},n)}else Sn(e,t,n)}function Sn(e,t,n){if(t.text.length==1&&t.text[0]==""&&An(t.from,t.to))return;var r=bn(e,t,n);xi(e,t,r,e.cm?e.cm.curOp.id:NaN),Nn(e,t,r,Cr(e,t));var i=[];li(e,function(e,n){!n&&ns(i,e.history)==-1&&(Ai(e.history,t),i.push(e.history)),Nn(e,t,null,Cr(e,t))})}function xn(e,t){if(e.cm&&e.cm.state.suppressEdits)return;var n=e.history,r=(t=="undo"?n.done:n.undone).pop();if(!r)return;var i={changes:[],anchorBefore:r.anchorAfter,headBefore:r.headAfter,anchorAfter:r.anchorBefore,headAfter:r.headBefore,generation:n.generation};(t=="undo"?n.undone:n.done).push(i),n.generation=r.generation||++n.maxGeneration;var s=Vi(e,"beforeChange")||e.cm&&Vi(e.cm,"beforeChange");for(var o=r.changes.length-1;o>=0;--o){var u=r.changes[o];u.origin=t;if(s&&!wn(e,u,!1)){(t=="undo"?n.done:n.undone).length=0;return}i.changes.push(Si(e,u));var a=o?bn(e,u,null):{anchor:r.anchorBefore,head:r.headBefore};Nn(e,u,a,kr(e,u));var f=[];li(e,function(e,t){!t&&ns(f,e.history)==-1&&(Ai(e.history,u),f.push(e.history)),Nn(e,u,null,kr(e,u))})}}function Tn(e,t){function n(e){return Ln(e.line+t,e.ch)}e.first+=t,e.cm&&Pt(e.cm,e.first,e.first,t),e.sel.head=n(e.sel.head),e.sel.anchor=n(e.sel.anchor),e.sel.from=n(e.sel.from),e.sel.to=n(e.sel.to)}function Nn(e,t,n,r){if(e.cm&&!e.cm.curOp)return Mt(e.cm,Nn)(e,t,n,r);if(t.to.line<e.first){Tn(e,t.text.length-1-(t.to.line-t.from.line));return}if(t.from.line>e.lastLine())return;if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);Tn(e,i),t={from:Ln(e.first,0),to:Ln(t.to.line+i,t.to.ch),text:[es(t.text)],origin:t.origin}}var s=e.lastLine();t.to.line>s&&(t={from:t.from,to:Ln(s,hi(e,s).text.length),text:[t.text[0]],origin:t.origin}),t.removed=pi(e,t.from,t.to),n||(n=bn(e,t,null)),e.cm?Cn(e.cm,t,r,n):ri(e,t,r,n)}function Cn(e,t,n,r){var i=e.doc,s=e.display,o=t.from,u=t.to,a=!1,f=o.line;e.options.lineWrapping||(f=mi(_r(i,hi(i,o.line))),i.iter(f,u.line+1,function(e){if(e==s.maxLine)return a=!0,!0})),!On(i.sel.head,t.from)&&!On(t.to,i.sel.head)&&(e.curOp.cursorActivity=!0),ri(i,t,n,r,k(e)),e.options.lineWrapping||(i.iter(f,o.line+t.text.length,function(e){var t=D(i,e);t>s.maxLineLength&&(s.maxLine=e,s.maxLineLength=t,s.maxLineChanged=!0,a=!1)}),a&&(e.curOp.updateMaxLine=!0)),i.frontier=Math.min(i.frontier,o.line),tt(e,400);var l=t.text.length-(u.line-o.line)-1;Pt(e,o.line,u.line+1,l);if(Vi(e,"change")){var c={from:o,to:u,text:t.text,removed:t.removed,origin:t.origin};if(e.curOp.textChanged){for(var h=e.curOp.textChanged;h.next;h=h.next);h.next=c}else e.curOp.textChanged=c}}function kn(e,t,n,r,i){r||(r=n);if(On(r,n)){var s=r;r=n,n=s}typeof t=="string"&&(t=Ss(t)),En(e,{from:n,to:r,text:t,origin:i},null)}function Ln(e,t){if(!(this instanceof Ln))return new Ln(e,t);this.line=e,this.ch=t}function An(e,t){return e.line==t.line&&e.ch==t.ch}function On(e,t){return e.line<t.line||e.line==t.line&&e.ch<t.ch}function Mn(e){return Ln(e.line,e.ch)}function _n(e,t){return Math.max(e.first,Math.min(t,e.first+e.size-1))}function Dn(e,t){if(t.line<e.first)return Ln(e.first,0);var n=e.first+e.size-1;return t.line>n?Ln(n,hi(e,n).text.length):Pn(t,hi(e,t.line).text.length)}function Pn(e,t){var n=e.ch;return n==null||n>t?Ln(e.line,t):n<0?Ln(e.line,0):e}function Hn(e,t){return t>=e.first&&t<e.first+e.size}function Bn(e,t,n,r){if(e.sel.shift||e.sel.extend){var i=e.sel.anchor;if(n){var s=On(t,i);s!=On(n,i)?(i=t,t=n):s!=On(t,n)&&(t=n)}Fn(e,i,t,r)}else Fn(e,t,n||t,r);e.cm&&(e.cm.curOp.userSelChange=!0)}function jn(e,t,n){var r={anchor:t,head:n};return qi(e,"beforeSelectionChange",e,r),e.cm&&qi(e.cm,"beforeSelectionChange",e.cm,r),r.anchor=Dn(e,r.anchor),r.head=Dn(e,r.head),r}function Fn(e,t,n,r,i){if(!i&&Vi(e,"beforeSelectionChange")||e.cm&&Vi(e.cm,"beforeSelectionChange")){var s=jn(e,t,n);n=s.head,t=s.anchor}var o=e.sel;o.goalColumn=null,r==null&&(r=On(n,o.head)?-1:1);if(i||!An(t,o.anchor))t=qn(e,t,r,i!="push");if(i||!An(n,o.head))n=qn(e,n,r,i!="push");if(An(o.anchor,t)&&An(o.head,n))return;o.anchor=t,o.head=n;var u=On(n,t);o.from=u?n:t,o.to=u?t:n,e.cm&&(e.cm.curOp.updateInput=e.cm.curOp.selectionChanged=e.cm.curOp.cursorActivity=!0),zi(e,"cursorActivity",e)}function In(e){Fn(e.doc,e.doc.sel.from,e.doc.sel.to,null,"push")}function qn(e,t,n,r){var i=!1,s=t,o=n||1;e.cantEdit=!1;e:for(;;){var u=hi(e,s.line);if(u.markedSpans)for(var a=0;a<u.markedSpans.length;++a){var f=u.markedSpans[a],l=f.marker;if((f.from==null||(l.inclusiveLeft?f.from<=s.ch:f.from<s.ch))&&(f.to==null||(l.inclusiveRight?f.to>=s.ch:f.to>s.ch))){if(r){qi(l,"beforeCursorEnter");if(l.explicitlyCleared){if(!u.markedSpans)break;--a;continue}}if(!l.atomic)continue;var c=l.find()[o<0?"from":"to"];if(An(c,s)){c.ch+=o,c.ch<0?c.line>e.first?c=Dn(e,Ln(c.line-1)):c=null:c.ch>u.text.length&&(c.line<e.first+e.size-1?c=Ln(c.line+1,0):c=null);if(!c){if(i)return r?(e.cantEdit=!0,Ln(e.first,0)):qn(e,t,n,!0);i=!0,c=t,o=-o}}s=c;continue e}}return s}}function Rn(e){var t=Un(e,e.doc.sel.head,null,e.options.cursorScrollMargin);if(!e.state.focused)return;var n=e.display,r=vs(n.sizer),i=null;t.top+r.top<0?i=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(i=!1);if(i!=null&&!p){var 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o=t.line,u=0,a,f,l=e.cm,c;e.iter(o,n.line+1,function(r){l&&s.collapsed&&!l.options.lineWrapping&&_r(e,r)==l.display.maxLine&&(c=!0);var i={from:null,to:null,marker:s};u+=r.text.length,o==t.line&&(i.from=t.ch,u-=t.ch),o==n.line&&(i.to=n.ch,u-=r.text.length-n.ch),s.collapsed&&(o==n.line&&(f=Ar(r,n.ch)),o==t.line?a=Ar(r,t.ch):vi(r,0)),xr(r,i),++o}),s.collapsed&&e.iter(t.line,n.line+1,function(t){Dr(e,t)&&vi(t,0)}),s.clearOnEnter&&Fi(s,"beforeCursorEnter",function(){s.clear()}),s.readOnly&&(E=!0,(e.history.done.length||e.history.undone.length)&&e.clearHistory());if(s.collapsed){if(a!=f)throw new Error("Inserting collapsed marker overlapping an existing one");s.size=u,s.atomic=!0}return l&&(c&&(l.curOp.updateMaxLine=!0),(s.className||s.title||s.startStyle||s.endStyle||s.collapsed)&&Pt(l,t.line,n.line+1),s.atomic&&In(l)),s}function br(e,t){this.markers=e,this.primary=t;for(var n=0,r=this;n<e.length;++n)e[n].parent=this,Fi(e[n],"clear",function(){r.clear()})}function wr(e,t,n,r,i){r=is(r),r.shared=!1;var s=[yr(e,t,n,r,i)],o=s[0],u=r.replacedWith;return li(e,function(e){u&&(r.replacedWith=u.cloneNode(!0)),s.push(yr(e,Dn(e,t),Dn(e,n),r,i));for(var a=0;a<e.linked.length;++a)if(e.linked[a].isParent)return;o=es(s)}),new br(s,o)}function Er(e,t){if(e)for(var n=0;n<e.length;++n){var r=e[n];if(r.marker==t)return r}}function Sr(e,t){for(var n,r=0;r<e.length;++r)e[r]!=t&&(n||(n=[])).push(e[r]);return n}function xr(e,t){e.markedSpans=e.markedSpans?e.markedSpans.concat([t]):[t],t.marker.attachLine(e)}function Tr(e,t,n){if(e)for(var r=0,i;r<e.length;++r){var s=e[r],o=s.marker,u=s.from==null||(o.inclusiveLeft?s.from<=t:s.from<t);if(u||(o.inclusiveLeft&&o.inclusiveRight||o.type=="bookmark")&&s.from==t&&(!n||!s.marker.insertLeft)){var a=s.to==null||(o.inclusiveRight?s.to>=t:s.to>t);(i||(i=[])).push({from:s.from,to:a?null:s.to,marker:o})}}return i}function Nr(e,t,n){if(e)for(var r=0,i;r<e.length;++r){var 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v=t.text.length-2,m;if(v>0&&u)for(var c=0;c<u.length;++c)u[c].to==null&&(m||(m=[])).push({from:null,to:null,marker:u[c].marker});for(var c=0;c<v;++c)d.push(m);d.push(a)}return d}function kr(e,t){var n=Ni(e,t),r=Cr(e,t);if(!n)return r;if(!r)return n;for(var i=0;i<n.length;++i){var s=n[i],o=r[i];if(s&&o)e:for(var u=0;u<o.length;++u){var a=o[u];for(var f=0;f<s.length;++f)if(s[f].marker==a.marker)continue e;s.push(a)}else o&&(n[i]=o)}return n}function Lr(e,t,n){var r=null;e.iter(t.line,n.line+1,function(e){if(e.markedSpans)for(var t=0;t<e.markedSpans.length;++t){var n=e.markedSpans[t].marker;n.readOnly&&(!r||ns(r,n)==-1)&&(r||(r=[])).push(n)}});if(!r)return null;var i=[{from:t,to:n}];for(var s=0;s<r.length;++s){var o=r[s],u=o.find();for(var a=0;a<i.length;++a){var f=i[a];if(On(f.to,u.from)||On(u.to,f.from))continue;var l=[a,1];(On(f.from,u.from)||!o.inclusiveLeft&&An(f.from,u.from))&&l.push({from:f.from,to:u.from}),(On(u.to,f.to)||!o.inclusiveRight&&An(f.to,u.to))&&l.push({from:u.to,to:f.to}),i.splice.apply(i,l),a+=l.length-1}}return i}function Ar(e,t){var n=S&&e.markedSpans,r;if(n)for(var i,s=0;s<n.length;++s){i=n[s];if(!i.marker.collapsed)continue;(i.from==null||i.from<t)&&(i.to==null||i.to>t)&&(!r||r.width<i.marker.width)&&(r=i.marker)}return r}function Or(e){return Ar(e,-1)}function Mr(e){return Ar(e,e.text.length+1)}function _r(e,t){var n;while(n=Or(t))t=hi(e,n.find().from.line);return t}function Dr(e,t){var n=S&&t.markedSpans;if(n)for(var r,i=0;i<n.length;++i){r=n[i];if(!r.marker.collapsed)continue;if(r.from==null)return!0;if(r.marker.replacedWith)continue;if(r.from==0&&r.marker.inclusiveLeft&&Pr(e,t,r))return!0}}function Pr(e,t,n){if(n.to==null){var r=n.marker.find().to,i=hi(e,r.line);return Pr(e,i,Er(i.markedSpans,n.marker))}if(n.marker.inclusiveRight&&n.to==t.text.length)return!0;for(var s,o=0;o<t.markedSpans.length;++o){s=t.markedSpans[o];if(s.marker.collapsed&&!s.marker.replacedWith&&s.from==n.to&&(s.marker.inclusiveLeft||n.marker.inclusiveRight)&&Pr(e,t,s))return!0}}function Hr(e){var t=e.markedSpans;if(!t)return;for(var n=0;n<t.length;++n)t[n].marker.detachLine(e);e.markedSpans=null}function Br(e,t){if(!t)return;for(var n=0;n<t.length;++n)t[n].marker.attachLine(e);e.markedSpans=t}function Fr(e){return function(){var t=!this.cm.curOp;t&&At(this.cm);try{var n=e.apply(this,arguments)}finally{t&&Ot(this.cm)}return n}}function Ir(e){return e.height!=null?e.height:((!e.node.parentNode||e.node.parentNode.nodeType!=1)&&ps(e.cm.display.measure,cs("div",[e.node],null,"position: relative")),e.height=e.node.offsetHeight)}function qr(e,t,n,r){var i=new jr(e,n,r);return i.noHScroll&&(e.display.alignWidgets=!0),Jn(e,t,function(t){var 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t=e.getCursor(),n=e.getLine(t.line);t.ch>0&&t.ch<n.length-1&&e.replaceRange(n.charAt(t.ch)+n.charAt(t.ch-1),Ln(t.line,t.ch-1),Ln(t.line,t.ch+1))},newlineAndIndent:function(e){Mt(e,function(){e.replaceSelection("\n","end","+input"),e.indentLine(e.getCursor().line,null,!0)})()},toggleOverwrite:function(e){e.toggleOverwrite()}},cr=x.keyMap={};cr.basic={Left:"goCharLeft",Right:"goCharRight",Up:"goLineUp",Down:"goLineDown",End:"goLineEnd",Home:"goLineStartSmart",PageUp:"goPageUp",PageDown:"goPageDown",Delete:"delCharAfter",Backspace:"delCharBefore","Shift-Backspace":"delCharBefore",Tab:"defaultTab","Shift-Tab":"indentAuto",Enter:"newlineAndIndent",Insert:"toggleOverwrite"},cr.pcDefault={"Ctrl-A":"selectAll","Ctrl-D":"deleteLine","Ctrl-Z":"undo","Shift-Ctrl-Z":"redo","Ctrl-Y":"redo","Ctrl-Home":"goDocStart","Alt-Up":"goDocStart","Ctrl-End":"goDocEnd","Ctrl-Down":"goDocEnd","Ctrl-Left":"goGroupLeft","Ctrl-Right":"goGroupRight","Alt-Left":"goLineStart","Alt-Right":"goLineEnd","Ctrl-Backspace":"delGroupBefore","Ctrl-Delete":"delGroupAfter","Ctrl-S":"save","Ctrl-F":"find","Ctrl-G":"findNext","Shift-Ctrl-G":"findPrev","Shift-Ctrl-F":"replace","Shift-Ctrl-R":"replaceAll","Ctrl-[":"indentLess","Ctrl-]":"indentMore",fallthrough:"basic"},cr.macDefault={"Cmd-A":"selectAll","Cmd-D":"deleteLine","Cmd-Z":"undo","Shift-Cmd-Z":"redo","Cmd-Y":"redo","Cmd-Up":"goDocStart","Cmd-End":"goDocEnd","Cmd-Down":"goDocEnd","Alt-Left":"goGroupLeft","Alt-Right":"goGroupRight","Cmd-Left":"goLineStart","Cmd-Right":"goLineEnd","Alt-Backspace":"delGroupBefore","Ctrl-Alt-Backspace":"delGroupAfter","Alt-Delete":"delGroupAfter","Cmd-S":"save","Cmd-F":"find","Cmd-G":"findNext","Shift-Cmd-G":"findPrev","Cmd-Alt-F":"replace","Shift-Cmd-Alt-F":"replaceAll","Cmd-[":"indentLess","Cmd-]":"indentMore","Cmd-Backspace":"delLineLeft",fallthrough:["basic","emacsy"]},cr["default"]=m?cr.macDefault:cr.pcDefault,cr.emacsy={"Ctrl-F":"goCharRight","Ctrl-B":"goCharLeft","Ctrl-P":"goLineUp","Ctrl-N":"goLineDown","Alt-F":"goWordRight","Alt-B":"goWordLeft","Ctrl-A":"goLineStart","Ctrl-E":"goLineEnd","Ctrl-V":"goPageDown","Shift-Ctrl-V":"goPageUp","Ctrl-D":"delCharAfter","Ctrl-H":"delCharBefore","Alt-D":"delWordAfter","Alt-Backspace":"delWordBefore","Ctrl-K":"killLine","Ctrl-T":"transposeChars"},x.lookupKey=pr,x.isModifierKey=dr,x.keyName=vr,x.fromTextArea=function(e,t){function 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t=this.sel,n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e===!1?n=t.to:n=t.from,Mn(n)},somethingSelected:function(){return!An(this.sel.head,this.sel.anchor)},setCursor:_t(function(e,t,n){var r=Dn(this,typeof e=="number"?Ln(e,t||0):e);n?Bn(this,r):Fn(this,r,r)}),setSelection:_t(function(e,t,n){Fn(this,Dn(this,e),Dn(this,t||e),n)}),extendSelection:_t(function(e,t,n){Bn(this,Dn(this,e),t&&Dn(this,t),n)}),getSelection:function(e){return this.getRange(this.sel.from,this.sel.to,e)},replaceSelection:function(e,t,n){En(this,{from:this.sel.from,to:this.sel.to,text:Ss(e),origin:n},t||"around")},undo:_t(function(){xn(this,"undo")}),redo:_t(function(){xn(this,"redo")}),setExtending:function(e){this.sel.extend=e},historySize:function(){var e=this.history;return{undo:e.done.length,redo:e.undone.length}},clearHistory:function(){this.history=wi(this.history.maxGeneration)},markClean:function(){this.cleanGeneration=this.changeGeneration()},changeGeneration:function(){return 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t,n=this.first;return this.iter(function(r){var i=r.text.length+1;if(i>e)return t=e,!0;e-=i,++n}),Dn(this,Ln(n,t))},indexFromPos:function(e){e=Dn(this,e);var t=e.ch;return e.line<this.first||e.ch<0?0:(this.iter(this.first,e.line,function(e){t+=e.text.length+1}),t)},copy:function(e){var t=new ui(di(this,this.first,this.first+this.size),this.modeOption,this.first);return t.scrollTop=this.scrollTop,t.scrollLeft=this.scrollLeft,t.sel={from:this.sel.from,to:this.sel.to,head:this.sel.head,anchor:this.sel.anchor,shift:this.sel.shift,extend:!1,goalColumn:this.sel.goalColumn},e&&(t.history.undoDepth=this.history.undoDepth,t.setHistory(this.getHistory())),t},linkedDoc:function(e){e||(e={});var t=this.first,n=this.first+this.size;e.from!=null&&e.from>t&&(t=e.from),e.to!=null&&e.to<n&&(n=e.to);var r=new ui(di(this,t,n),e.mode||this.modeOption,t);return 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