-/Download/​​​ A Mathematical Curiosity_files/codemirror-compressed.js

/* CodeMirror - Minified & Bundled
   Generated on 8/25/2014 with http://codemirror.net/doc/compress.html
   Version: HEAD

   CodeMirror Library:
   - codemirror.js
   Modes:
   - python.js
   Add-ons:
   - active-line.js
   - matchbrackets.js
 */

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h=c.sel.ranges[g],i=h.empty();(i||a.options.showCursorWhenSelecting)&&Rb(a,h,e),i||Sb(a,h,f)}if(a.options.moveInputWithCursor){var j=rc(a,c.sel.primary().head,"div"),k=b.wrapper.getBoundingClientRect(),l=b.lineDiv.getBoundingClientRect();d.teTop=Math.max(0,Math.min(b.wrapper.clientHeight-10,j.top+l.top-k.top)),d.teLeft=Math.max(0,Math.min(b.wrapper.clientWidth-10,j.left+l.left-k.left))}return d}function Pb(a,b){$g(a.display.cursorDiv,b.cursors),$g(a.display.selectionDiv,b.selection),null!=b.teTop&&(a.display.inputDiv.style.top=b.teTop+"px",a.display.inputDiv.style.left=b.teLeft+"px")}function Qb(a){Pb(a,Ob(a))}function Rb(a,b,c){var d=rc(a,b.head,"div",null,null,!a.options.singleCursorHeightPerLine),e=c.appendChild(Xg("div","\xa0","CodeMirror-cursor"));if(e.style.left=d.left+"px",e.style.top=d.top+"px",e.style.height=Math.max(0,d.bottom-d.top)*a.options.cursorHeight+"px",d.other){var f=c.appendChild(Xg("div","\xa0","CodeMirror-cursor 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d=a.display,e=a.doc,f=document.createDocumentFragment(),g=$b(a.display),h=g.left,i=d.lineSpace.offsetWidth-g.right,l=b.from(),m=b.to();if(l.line==m.line)k(l.line,l.ch,m.ch);else{var n=Pf(e,l.line),o=Pf(e,m.line),p=af(n)==af(o),q=k(l.line,l.ch,p?n.text.length+1:null).end,r=k(m.line,p?0:null,m.ch).start;p&&(q.top<r.top-2?(j(q.right,q.top,null,q.bottom),j(h,r.top,r.left,r.bottom)):j(q.right,q.top,r.left-q.right,q.bottom)),q.bottom<r.top&&j(h,q.bottom,null,r.top)}c.appendChild(f)}function Tb(a){if(a.state.focused){var b=a.display;clearInterval(b.blinker);var c=!0;b.cursorDiv.style.visibility="",a.options.cursorBlinkRate>0?b.blinker=setInterval(function(){b.cursorDiv.style.visibility=(c=!c)?"":"hidden"},a.options.cursorBlinkRate):a.options.cursorBlinkRate<0&&(b.cursorDiv.style.visibility="hidden")}}function Ub(a,b){a.doc.mode.startState&&a.doc.frontier<a.display.viewTo&&a.state.highlight.set(b,Qg(Vb,a))}function Vb(a){var b=a.doc;if(b.frontier<b.first&&(b.frontier=b.first),!(b.frontier>=a.display.viewTo)){var c=+new Date+a.options.workTime,d=se(b.mode,Xb(a,b.frontier)),e=[];b.iter(b.frontier,Math.min(b.first+b.size,a.display.viewTo+500),function(f){if(b.frontier>=a.display.viewFrom){var g=f.styles,h=sf(a,f,d,!0);f.styles=h.styles;var i=f.styleClasses,j=h.classes;j?f.styleClasses=j:i&&(f.styleClasses=null);for(var k=!g||g.length!=f.styles.length||i!=j&&(!i||!j||i.bgClass!=j.bgClass||i.textClass!=j.textClass),l=0;!k&&l<g.length;++l)k=g[l]!=f.styles[l];k&&e.push(b.frontier),f.stateAfter=se(b.mode,d)}else uf(a,f.text,d),f.stateAfter=0==b.frontier%5?se(b.mode,d):null;return++b.frontier,+new Date>c?(Ub(a,a.options.workDelay),!0):void 0}),e.length&&Kc(a,function(){for(var b=0;b<e.length;b++)Rc(a,e[b],"text")})}}function Wb(a,b,c){for(var d,e,f=a.doc,g=c?-1:b-(a.doc.mode.innerMode?1e3:100),h=b;h>g;--h){if(h<=f.first)return f.first;var i=Pf(f,h-1);if(i.stateAfter&&(!c||h<=f.frontier))return h;var 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o.left||o.right||(x.bogus=!0),a.options.singleCursorHeightPerLine||(x.rtop=r,x.rbottom=s),x}function ic(a,b){if(!window.screen||null==screen.logicalXDPI||screen.logicalXDPI==screen.deviceXDPI||!uh(a))return b;var c=screen.logicalXDPI/screen.deviceXDPI,d=screen.logicalYDPI/screen.deviceYDPI;return{left:b.left*c,right:b.right*c,top:b.top*d,bottom:b.bottom*d}}function jc(a){if(a.measure&&(a.measure.cache={},a.measure.heights=null,a.rest))for(var b=0;b<a.rest.length;b++)a.measure.caches[b]={}}function kc(a){a.display.externalMeasure=null,Zg(a.display.lineMeasure);for(var b=0;b<a.display.view.length;b++)jc(a.display.view[b])}function lc(a){kc(a),a.display.cachedCharWidth=a.display.cachedTextHeight=a.display.cachedPaddingH=null,a.options.lineWrapping||(a.display.maxLineChanged=!0),a.display.lineNumChars=null}function mc(){return window.pageXOffset||(document.documentElement||document.body).scrollLeft}function nc(){return window.pageYOffset||(document.documentElement||document.body).scrollTop}function oc(a,b,c,d){if(b.widgets)for(var e=0;e<b.widgets.length;++e)if(b.widgets[e].above){var f=jf(b.widgets[e]);c.top+=f,c.bottom+=f}if("line"==d)return c;d||(d="local");var g=Vf(b);if("local"==d?g+=Yb(a.display):g-=a.display.viewOffset,"page"==d||"window"==d){var h=a.display.lineSpace.getBoundingClientRect();g+=h.top+("window"==d?0:nc());var i=h.left+("window"==d?0:mc());c.left+=i,c.right+=i}return c.top+=g,c.bottom+=g,c}function pc(a,b,c){if("div"==c)return b;var d=b.left,e=b.top;if("page"==c)d-=mc(),e-=nc();else if("local"==c||!c){var f=a.display.sizer.getBoundingClientRect();d+=f.left,e+=f.top}var g=a.display.lineSpace.getBoundingClientRect();return{left:d-g.left,top:e-g.top}}function qc(a,b,c,d,e){return d||(d=Pf(a.doc,b.line)),oc(a,d,cc(a,d,b.ch,e),c)}function rc(a,b,c,d,e,f){function g(b,g){var h=fc(a,e,b,g?"right":"left",f);return g?h.left=h.right:h.right=h.left,oc(a,d,h,c)}function h(a,b){var c=i[b],d=c.level%2;return a==xh(c)&&b&&c.level<i[b-1].level?(c=i[--b],a=yh(c)-(c.level%2?0:1),d=!0):a==yh(c)&&b<i.length-1&&c.level<i[b+1].level&&(c=i[++b],a=xh(c)-c.level%2,d=!1),d&&a==c.to&&a>c.from?g(a-1):g(a,d)}d=d||Pf(a.doc,b.line),e||(e=ec(a,d));var i=Wf(d),j=b.ch;if(!i)return g(j);var k=Gh(i,j),l=h(j,k);return null!=Fh&&(l.other=h(j,Fh)),l}function sc(a,b){var c=0,b=xb(a.doc,b);a.options.lineWrapping||(c=yc(a.display)*b.ch);var d=Pf(a.doc,b.line),e=Vf(d)+Yb(a.display);return{left:c,right:c,top:e,bottom:e+d.height}}function tc(a,b,c,d){var e=nb(a,b);return e.xRel=d,c&&(e.outside=!0),e}function uc(a,b,c){var d=a.doc;if(c+=a.display.viewOffset,0>c)return tc(d.first,0,!0,-1);var e=Uf(d,c),f=d.first+d.size-1;if(e>f)return tc(d.first+d.size-1,Pf(d,f).text.length,!0,1);0>b&&(b=0);for(var g=Pf(d,e);;){var h=vc(a,g,e,b,c),i=$e(g),j=i&&i.find(0,!0);if(!i||!(h.ch>j.from.ch||h.ch==j.from.ch&&h.xRel>0))return h;e=Tf(g=j.to.line)}}function vc(a,b,c,d,e){function j(d){var e=rc(a,nb(c,d),"line",b,i);return g=!0,f>e.bottom?e.left-h:f<e.top?e.left+h:(g=!1,e.left)}var f=e-Vf(b),g=!1,h=2*a.display.wrapper.clientWidth,i=ec(a,b),k=Wf(b),l=b.text.length,m=zh(b),n=Ah(b),o=j(m),p=g,q=j(n),r=g;if(d>q)return tc(c,n,r,1);for(;;){if(k?n==m||n==Ih(b,m,1):1>=n-m){for(var s=o>d||q-d>=d-o?m:n,t=d-(s==m?o:q);Wg(b.text.charAt(s));)++s;var u=tc(c,s,s==m?p:r,-1>t?-1:t>1?1:0);return u}var v=Math.ceil(l/2),w=m+v;if(k){w=m;for(var x=0;v>x;++x)w=Ih(b,w,1)}var y=j(w);y>d?(n=w,q=y,(r=g)&&(q+=1e3),l=v):(m=w,o=y,p=g,l-=v)}}function xc(a){if(null!=a.cachedTextHeight)return a.cachedTextHeight;if(null==wc){wc=Xg("pre");for(var b=0;49>b;++b)wc.appendChild(document.createTextNode("x")),wc.appendChild(Xg("br"));wc.appendChild(document.createTextNode("x"))}$g(a.measure,wc);var c=wc.offsetHeight/50;return c>3&&(a.cachedTextHeight=c),Zg(a.measure),c||1}function yc(a){if(null!=a.cachedCharWidth)return a.cachedCharWidth;var b=Xg("span","xxxxxxxxxx"),c=Xg("pre",[b]);$g(a.measure,c);var d=b.getBoundingClientRect(),e=(d.right-d.left)/10;return e>2&&(a.cachedCharWidth=e),e||10}function Bc(a){a.curOp={cm:a,viewChanged:!1,startHeight:a.doc.height,forceUpdate:!1,updateInput:null,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,id:++Ac},zc?zc.ops.push(a.curOp):a.curOp.ownsGroup=zc={ops:[a.curOp],delayedCallbacks:[]}}function Cc(a){var b=a.delayedCallbacks,c=0;do{for(;c<b.length;c++)b[c]();for(var d=0;d<a.ops.length;d++){var e=a.ops[d];if(e.cursorActivityHandlers)for(;e.cursorActivityCalled<e.cursorActivityHandlers.length;)e.cursorActivityHandlers[e.cursorActivityCalled++](e.cm)}}while(c<b.length)}function Dc(a){var b=a.curOp,c=b.ownsGroup;if(c)try{Cc(c)}finally{zc=null;for(var d=0;d<c.ops.length;d++)c.ops[d].cm.curOp=null;Ec(c)}}function Ec(a){for(var b=a.ops,c=0;c<b.length;c++)Fc(b[c]);for(var c=0;c<b.length;c++)Gc(b[c]);for(var c=0;c<b.length;c++)Hc(b[c]);for(var c=0;c<b.length;c++)Ic(b[c]);for(var c=0;c<b.length;c++)Jc(b[c])}function Fc(a){var b=a.cm,c=b.display;
a.updateMaxLine&&J(b),a.mustUpdate=a.viewChanged||a.forceUpdate||null!=a.scrollTop||a.scrollToPos&&(a.scrollToPos.from.line<c.viewFrom||a.scrollToPos.to.line>=c.viewTo)||c.maxLineChanged&&b.options.lineWrapping,a.update=a.mustUpdate&&new T(b,a.mustUpdate&&{top:a.scrollTop,ensure:a.scrollToPos},a.forceUpdate)}function Gc(a){a.updatedDisplay=a.mustUpdate&&U(a.cm,a.update)}function Hc(a){var b=a.cm,c=b.display;a.updatedDisplay&&Z(b),a.barMeasure=M(b),c.maxLineChanged&&!b.options.lineWrapping&&(a.adjustWidthTo=cc(b,c.maxLine,c.maxLine.text.length).left+3,a.maxScrollLeft=Math.max(0,c.sizer.offsetLeft+a.adjustWidthTo+Ag-c.scroller.clientWidth)),(a.updatedDisplay||a.selectionChanged)&&(a.newSelectionNodes=Ob(b))}function Ic(a){var b=a.cm;null!=a.adjustWidthTo&&(b.display.sizer.style.minWidth=a.adjustWidthTo+"px",a.maxScrollLeft<b.doc.scrollLeft&&td(b,Math.min(b.display.scroller.scrollLeft,a.maxScrollLeft),!0),b.display.maxLineChanged=!1),a.newSelectionNodes&&Pb(b,a.newSelectionNodes),a.updatedDisplay&&X(b,a.barMeasure),(a.updatedDisplay||a.startHeight!=b.doc.height)&&N(b,a.barMeasure),a.selectionChanged&&Tb(b),b.state.focused&&a.updateInput&&_c(b,a.typing)}function Jc(a){var b=a.cm,c=b.display,d=b.doc;if(null!=a.adjustWidthTo&&Math.abs(a.barMeasure.scrollWidth-b.display.scroller.scrollWidth)>1&&N(b),a.updatedDisplay&&V(b,a.update),null==c.wheelStartX||null==a.scrollTop&&null==a.scrollLeft&&!a.scrollToPos||(c.wheelStartX=c.wheelStartY=null),null!=a.scrollTop&&c.scroller.scrollTop!=a.scrollTop){var e=Math.max(0,Math.min(c.scroller.scrollHeight-c.scroller.clientHeight,a.scrollTop));c.scroller.scrollTop=c.scrollbarV.scrollTop=d.scrollTop=e}if(null!=a.scrollLeft&&c.scroller.scrollLeft!=a.scrollLeft){var g=Math.max(0,Math.min(c.scroller.scrollWidth-c.scroller.clientWidth,a.scrollLeft));c.scroller.scrollLeft=c.scrollbarH.scrollLeft=d.scrollLeft=g,P(b)}if(a.scrollToPos){var h=Zd(b,xb(d,a.scrollToPos.from),xb(d,a.scrollToPos.to),a.scrollToPos.margin);a.scrollToPos.isCursor&&b.state.focused&&Yd(b,h)}var i=a.maybeHiddenMarkers,j=a.maybeUnhiddenMarkers;if(i)for(var k=0;k<i.length;++k)i[k].lines.length||sg(i[k],"hide");if(j)for(var k=0;k<j.length;++k)j[k].lines.length&&sg(j[k],"unhide");c.wrapper.offsetHeight&&(d.scrollTop=b.display.scroller.scrollTop),a.updatedDisplay&&f&&(b.options.lineWrapping&&Y(b,a.barMeasure),a.barMeasure.scrollWidth>a.barMeasure.clientWidth&&a.barMeasure.scrollWidth<a.barMeasure.clientWidth+1&&!L(b)&&N(b)),a.changeObjs&&sg(b,"changes",b,a.changeObjs)}function Kc(a,b){if(a.curOp)return b();Bc(a);try{return b()}finally{Dc(a)}}function Lc(a,b){return function(){if(a.curOp)return b.apply(a,arguments);Bc(a);try{return b.apply(a,arguments)}finally{Dc(a)}}}function Mc(a){return function(){if(this.curOp)return a.apply(this,arguments);Bc(this);try{return a.apply(this,arguments)}finally{Dc(this)}}}function Nc(a){return function(){var b=this.cm;if(!b||b.curOp)return a.apply(this,arguments);Bc(b);try{return a.apply(this,arguments)}finally{Dc(b)}}}function Oc(a,b,c){this.line=b,this.rest=bf(b),this.size=this.rest?Tf(Kg(this.rest))-c+1:1,this.node=this.text=null,this.hidden=ef(a,b)}function Pc(a,b,c){for(var e,d=[],f=b;c>f;f=e){var g=new Oc(a.doc,Pf(a.doc,f),f);e=f+g.size,d.push(g)}return d}function Qc(a,b,c,d){null==b&&(b=a.doc.first),null==c&&(c=a.doc.first+a.doc.size),d||(d=0);var e=a.display;if(d&&c<e.viewTo&&(null==e.updateLineNumbers||e.updateLineNumbers>b)&&(e.updateLineNumbers=b),a.curOp.viewChanged=!0,b>=e.viewTo)v&&cf(a.doc,b)<e.viewTo&&Sc(a);else if(c<=e.viewFrom)v&&df(a.doc,c+d)>e.viewFrom?Sc(a):(e.viewFrom+=d,e.viewTo+=d);else if(b<=e.viewFrom&&c>=e.viewTo)Sc(a);else if(b<=e.viewFrom){var f=Uc(a,c,c+d,1);f?(e.view=e.view.slice(f.index),e.viewFrom=f.lineN,e.viewTo+=d):Sc(a)}else if(c>=e.viewTo){var f=Uc(a,b,b,-1);f?(e.view=e.view.slice(0,f.index),e.viewTo=f.lineN):Sc(a)}else{var g=Uc(a,b,b,-1),h=Uc(a,c,c+d,1);g&&h?(e.view=e.view.slice(0,g.index).concat(Pc(a,g.lineN,h.lineN)).concat(e.view.slice(h.index)),e.viewTo+=d):Sc(a)}var i=e.externalMeasured;i&&(c<i.lineN?i.lineN+=d:b<i.lineN+i.size&&(e.externalMeasured=null))}function Rc(a,b,c){a.curOp.viewChanged=!0;var d=a.display,e=a.display.externalMeasured;if(e&&b>=e.lineN&&b<e.lineN+e.size&&(d.externalMeasured=null),!(b<d.viewFrom||b>=d.viewTo)){var f=d.view[Tc(a,b)];if(null!=f.node){var g=f.changes||(f.changes=[]);-1==Mg(g,c)&&g.push(c)}}}function Sc(a){a.display.viewFrom=a.display.viewTo=a.doc.first,a.display.view=[],a.display.viewOffset=0}function Tc(a,b){if(b>=a.display.viewTo)return null;if(b-=a.display.viewFrom,0>b)return null;for(var c=a.display.view,d=0;d<c.length;d++)if(b-=c[d].size,0>b)return d}function Uc(a,b,c,d){var f,e=Tc(a,b),g=a.display.view;if(!v||c==a.doc.first+a.doc.size)return{index:e,lineN:c};for(var h=0,i=a.display.viewFrom;e>h;h++)i+=g[h].size;if(i!=b){if(d>0){if(e==g.length-1)return null;f=i+g[e].size-b,e++}else f=i-b;b+=f,c+=f}for(;cf(a.doc,c)!=c;){if(e==(0>d?0:g.length-1))return null;c+=d*g[e-(0>d?1:0)].size,e+=d}return{index:e,lineN:c}}function Vc(a,b,c){var d=a.display,e=d.view;0==e.length||b>=d.viewTo||c<=d.viewFrom?(d.view=Pc(a,b,c),d.viewFrom=b):(d.viewFrom>b?d.view=Pc(a,b,d.viewFrom).concat(d.view):d.viewFrom<b&&(d.view=d.view.slice(Tc(a,b))),d.viewFrom=b,d.viewTo<c?d.view=d.view.concat(Pc(a,d.viewTo,c)):d.viewTo>c&&(d.view=d.view.slice(0,Tc(a,c)))),d.viewTo=c}function Wc(a){for(var b=a.display.view,c=0,d=0;d<b.length;d++){var e=b[d];e.hidden||e.node&&!e.changes||++c}return c}function Xc(a){a.display.pollingFast||a.display.poll.set(a.options.pollInterval,function(){$c(a),a.state.focused&&Xc(a)})}function Yc(a){function c(){var d=$c(a);d||b?(a.display.pollingFast=!1,Xc(a)):(b=!0,a.display.poll.set(60,c))}var b=!1;a.display.pollingFast=!0,a.display.poll.set(20,c)}function $c(a){var b=a.display.input,c=a.display.prevInput,f=a.doc;if(!a.state.focused||rh(b)&&!c||cd(a)||a.options.disableInput)return!1;a.state.pasteIncoming&&a.state.fakedLastChar&&(b.value=b.value.substring(0,b.value.length-1),a.state.fakedLastChar=!1);var g=b.value;if(g==c&&!a.somethingSelected())return!1;if(d&&e>=9&&a.display.inputHasSelection===g||p&&/[\uf700-\uf7ff]/.test(g))return _c(a),!1;var h=!a.curOp;h&&Bc(a),a.display.shift=!1,8203!=g.charCodeAt(0)||f.sel!=a.display.selForContextMenu||c||(c="\u200b");for(var i=0,j=Math.min(c.length,g.length);j>i&&c.charCodeAt(i)==g.charCodeAt(i);)++i;var k=g.slice(i),l=qh(k),m=null;a.state.pasteIncoming&&f.sel.ranges.length>1&&(Zc&&Zc.join("\n")==k?m=0==f.sel.ranges.length%Zc.length&&Ng(Zc,qh):l.length==f.sel.ranges.length&&(m=Ng(l,function(a){return[a]})));for(var n=f.sel.ranges.length-1;n>=0;n--){var o=f.sel.ranges[n],q=o.from(),r=o.to();i<c.length?q=nb(q.line,q.ch-(c.length-i)):a.state.overwrite&&o.empty()&&!a.state.pasteIncoming&&(r=nb(r.line,Math.min(Pf(f,r.line).text.length,r.ch+Kg(l).length)));var s=a.curOp.updateInput,t={from:q,to:r,text:m?m[n%m.length]:l,origin:a.state.pasteIncoming?"paste":a.state.cutIncoming?"cut":"+input"};if(Rd(a.doc,t),ug(a,"inputRead",a,t),k&&!a.state.pasteIncoming&&a.options.electricChars&&a.options.smartIndent&&o.head.ch<100&&(!n||f.sel.ranges[n-1].head.line!=o.head.line)){var u=a.getModeAt(o.head);if(u.electricChars){for(var v=0;v<u.electricChars.length;v++)if(k.indexOf(u.electricChars.charAt(v))>-1){de(a,o.head.line,"smart");break}}else if(u.electricInput){var w=Ld(t);u.electricInput.test(Pf(f,w.line).text.slice(0,w.ch))&&de(a,o.head.line,"smart")}}}return be(a),a.curOp.updateInput=s,a.curOp.typing=!0,g.length>1e3||g.indexOf("\n")>-1?b.value=a.display.prevInput="":a.display.prevInput=g,h&&Dc(a),a.state.pasteIncoming=a.state.cutIncoming=!1,!0}function _c(a,b){var c,f,g=a.doc;if(a.somethingSelected()){a.display.prevInput="";var h=g.sel.primary();c=sh&&(h.to().line-h.from().line>100||(f=a.getSelection()).length>1e3);var i=c?"-":f||a.getSelection();a.display.input.value=i,a.state.focused&&Lg(a.display.input),d&&e>=9&&(a.display.inputHasSelection=i)}else b||(a.display.prevInput=a.display.input.value="",d&&e>=9&&(a.display.inputHasSelection=null));a.display.inaccurateSelection=c}function ad(a){"nocursor"==a.options.readOnly||o&&ah()==a.display.input||a.display.input.focus()}function bd(a){a.state.focused||(ad(a),Hd(a))}function cd(a){return a.options.readOnly||a.doc.cantEdit}function dd(a){function c(){a.state.focused&&setTimeout(Qg(ad,a),0)}function g(b){wg(a,b)||ng(b)}function h(c){if(a.somethingSelected())Zc=a.getSelections(),b.inaccurateSelection&&(b.prevInput="",b.inaccurateSelection=!1,b.input.value=Zc.join("\n"),Lg(b.input));else{for(var d=[],e=[],f=0;f<a.doc.sel.ranges.length;f++){var g=a.doc.sel.ranges[f].head.line,h={anchor:nb(g,0),head:nb(g+1,0)};e.push(h),d.push(a.getRange(h.anchor,h.head))}"cut"==c.type?a.setSelections(e,null,Cg):(b.prevInput="",b.input.value=d.join("\n"),Lg(b.input)),Zc=d}"cut"==c.type&&(a.state.cutIncoming=!0)}var b=a.display;qg(b.scroller,"mousedown",Lc(a,hd)),d&&11>e?qg(b.scroller,"dblclick",Lc(a,function(b){if(!wg(a,b)){var c=gd(a,b);if(c&&!od(a,b)&&!fd(a.display,b)){kg(b);var d=ie(a,c);Cb(a.doc,d.anchor,d.head)}}})):qg(b.scroller,"dblclick",function(b){wg(a,b)||kg(b)}),qg(b.lineSpace,"selectstart",function(a){fd(b,a)||kg(a)}),t||qg(b.scroller,"contextmenu",function(b){Jd(a,b)}),qg(b.scroller,"scroll",function(){b.scroller.clientHeight&&(sd(a,b.scroller.scrollTop),td(a,b.scroller.scrollLeft,!0),sg(a,"scroll",a))}),qg(b.scrollbarV,"scroll",function(){b.scroller.clientHeight&&sd(a,b.scrollbarV.scrollTop)}),qg(b.scrollbarH,"scroll",function(){b.scroller.clientHeight&&td(a,b.scrollbarH.scrollLeft)}),qg(b.scroller,"mousewheel",function(b){wd(a,b)}),qg(b.scroller,"DOMMouseScroll",function(b){wd(a,b)}),qg(b.scrollbarH,"mousedown",c),qg(b.scrollbarV,"mousedown",c),qg(b.wrapper,"scroll",function(){b.wrapper.scrollTop=b.wrapper.scrollLeft=0}),qg(b.input,"keyup",function(b){Fd.call(a,b)}),qg(b.input,"input",function(){d&&e>=9&&a.display.inputHasSelection&&(a.display.inputHasSelection=null),Yc(a)}),qg(b.input,"keydown",Lc(a,Dd)),qg(b.input,"keypress",Lc(a,Gd)),qg(b.input,"focus",Qg(Hd,a)),qg(b.input,"blur",Qg(Id,a)),a.options.dragDrop&&(qg(b.scroller,"dragstart",function(b){rd(a,b)}),qg(b.scroller,"dragenter",g),qg(b.scroller,"dragover",g),qg(b.scroller,"drop",Lc(a,qd))),qg(b.scroller,"paste",function(c){fd(b,c)||(a.state.pasteIncoming=!0,ad(a),Yc(a))}),qg(b.input,"paste",function(){if(f&&!a.state.fakedLastChar&&!(new Date-a.state.lastMiddleDown<200)){var c=b.input.selectionStart,d=b.input.selectionEnd;b.input.value+="$",b.input.selectionEnd=d,b.input.selectionStart=c,a.state.fakedLastChar=!0}a.state.pasteIncoming=!0,Yc(a)}),qg(b.input,"cut",h),qg(b.input,"copy",h),k&&qg(b.sizer,"mouseup",function(){ah()==b.input&&b.input.blur(),ad(a)})}function ed(a){var b=a.display;b.cachedCharWidth=b.cachedTextHeight=b.cachedPaddingH=null,a.setSize()}function fd(a,b){for(var c=og(b);c!=a.wrapper;c=c.parentNode)if(!c||c.ignoreEvents||c.parentNode==a.sizer&&c!=a.mover)return!0}function gd(a,b,c,d){var e=a.display;if(!c){var f=og(b);if(f==e.scrollbarH||f==e.scrollbarV||f==e.scrollbarFiller||f==e.gutterFiller)return null}var g,h,i=e.lineSpace.getBoundingClientRect();try{g=b.clientX-i.left,h=b.clientY-i.top}catch(b){return null}var k,j=uc(a,g,h);if(d&&1==j.xRel&&(k=Pf(a.doc,j.line).text).length==j.ch){var l=Gg(k,k.length,a.options.tabSize)-k.length;j=nb(j.line,Math.max(0,Math.round((g-$b(a.display).left)/yc(a.display))-l))}return j}function hd(a){if(!wg(this,a)){var b=this,c=b.display;if(c.shift=a.shiftKey,fd(c,a))return f||(c.scroller.draggable=!1,setTimeout(function(){c.scroller.draggable=!0},100)),void 0;if(!od(b,a)){var d=gd(b,a);switch(window.focus(),pg(a)){case 1:d?kd(b,a,d):og(a)==c.scroller&&kg(a);break;case 2:f&&(b.state.lastMiddleDown=+new Date),d&&Cb(b.doc,d),setTimeout(Qg(ad,b),20),kg(a);break;case 3:t&&Jd(b,a)}}}}function kd(a,b,c){setTimeout(Qg(bd,a),0);var e,d=+new Date;jd&&jd.time>d-400&&0==ob(jd.pos,c)?e="triple":id&&id.time>d-400&&0==ob(id.pos,c)?(e="double",jd={time:d,pos:c}):(e="single",id={time:d,pos:c});var f=a.doc.sel,g=p?b.metaKey:b.ctrlKey;a.options.dragDrop&&jh&&!cd(a)&&"single"==e&&f.contains(c)>-1&&f.somethingSelected()?ld(a,b,c,g):md(a,b,c,e,g)}function ld(a,b,c,g){var h=a.display,i=Lc(a,function(j){f&&(h.scroller.draggable=!1),a.state.draggingText=!1,rg(document,"mouseup",i),rg(h.scroller,"drop",i),Math.abs(b.clientX-j.clientX)+Math.abs(b.clientY-j.clientY)<10&&(kg(j),g||Cb(a.doc,c),ad(a),d&&9==e&&setTimeout(function(){document.body.focus(),ad(a)},20))});f&&(h.scroller.draggable=!0),a.state.draggingText=i,h.scroller.dragDrop&&h.scroller.dragDrop(),qg(document,"mouseup",i),qg(h.scroller,"drop",i)}function md(a,b,c,d,e){function n(b){if(0!=ob(m,b))if(m=b,"rect"==d){for(var e=[],f=a.options.tabSize,k=Gg(Pf(g,c.line).text,c.ch,f),l=Gg(Pf(g,b.line).text,b.ch,f),n=Math.min(k,l),o=Math.max(k,l),p=Math.min(c.line,b.line),q=Math.min(a.lastLine(),Math.max(c.line,b.line));q>=p;p++){var r=Pf(g,p).text,s=Hg(r,n,f);n==o?e.push(new tb(nb(p,s),nb(p,s))):r.length>s&&e.push(new tb(nb(p,s),nb(p,Hg(r,o,f))))}e.length||e.push(new tb(c,c)),Ib(g,ub(j.ranges.slice(0,i).concat(e),i),{origin:"*mouse",scroll:!1}),a.scrollIntoView(b)}else{var t=h,u=t.anchor,v=b;if("single"!=d){if("double"==d)var w=ie(a,b);else var w=new tb(nb(b.line,0),xb(g,nb(b.line+1,0)));ob(w.anchor,u)>0?(v=w.head,u=rb(t.from(),w.anchor)):(v=w.anchor,u=qb(t.to(),w.head))}var e=j.ranges.slice(0);e[i]=new tb(xb(g,u),v),Ib(g,ub(e,i),Dg)}}function q(b){var c=++p,e=gd(a,b,!0,"rect"==d);if(e)if(0!=ob(e,m)){bd(a),n(e);var h=O(f,g);(e.line>=h.to||e.line<h.from)&&setTimeout(Lc(a,function(){p==c&&q(b)}),150)}else{var i=b.clientY<o.top?-20:b.clientY>o.bottom?20:0;i&&setTimeout(Lc(a,function(){p==c&&(f.scroller.scrollTop+=i,q(b))}),50)}}function r(b){p=1/0,kg(b),ad(a),rg(document,"mousemove",s),rg(document,"mouseup",t),g.history.lastSelOrigin=null}var f=a.display,g=a.doc;kg(b);var h,i,j=g.sel;if(e&&!b.shiftKey?(i=g.sel.contains(c),h=i>-1?g.sel.ranges[i]:new tb(c,c)):h=g.sel.primary(),b.altKey)d="rect",e||(h=new tb(c,c)),c=gd(a,b,!0,!0),i=-1;else if("double"==d){var k=ie(a,c);h=a.display.shift||g.extend?Bb(g,h,k.anchor,k.head):k}else if("triple"==d){var l=new tb(nb(c.line,0),xb(g,nb(c.line+1,0)));h=a.display.shift||g.extend?Bb(g,h,l.anchor,l.head):l}else h=Bb(g,h,c);e?i>-1?Eb(g,i,h,Dg):(i=g.sel.ranges.length,Ib(g,ub(g.sel.ranges.concat([h]),i),{scroll:!1,origin:"*mouse"})):(i=0,Ib(g,new sb([h],0),Dg),j=g.sel);var m=c,o=f.wrapper.getBoundingClientRect(),p=0,s=Lc(a,function(a){pg(a)?q(a):r(a)}),t=Lc(a,r);qg(document,"mousemove",s),qg(document,"mouseup",t)}function nd(a,b,c,d,e){try{var f=b.clientX,g=b.clientY}catch(b){return!1}if(f>=Math.floor(a.display.gutters.getBoundingClientRect().right))return!1;d&&kg(b);var h=a.display,i=h.lineDiv.getBoundingClientRect();if(g>i.bottom||!yg(a,c))return mg(b);g-=i.top-h.viewOffset;for(var j=0;j<a.options.gutters.length;++j){var k=h.gutters.childNodes[j];if(k&&k.getBoundingClientRect().right>=f){var l=Uf(a.doc,g),m=a.options.gutters[j];return e(a,c,a,l,m,b),mg(b)}}}function od(a,b){return nd(a,b,"gutterClick",!0,ug)}function qd(a){var b=this;if(!wg(b,a)&&!fd(b.display,a)){kg(a),d&&(pd=+new Date);var c=gd(b,a,!0),e=a.dataTransfer.files;if(c&&!cd(b))if(e&&e.length&&window.FileReader&&window.File)for(var f=e.length,g=Array(f),h=0,i=function(a,d){var e=new FileReader;e.onload=Lc(b,function(){if(g[d]=e.result,++h==f){c=xb(b.doc,c);var a={from:c,to:c,text:qh(g.join("\n")),origin:"paste"};Rd(b.doc,a),Hb(b.doc,vb(c,Ld(a)))}}),e.readAsText(a)},j=0;f>j;++j)i(e[j],j);else{if(b.state.draggingText&&b.doc.sel.contains(c)>-1)return b.state.draggingText(a),setTimeout(Qg(ad,b),20),void 0;try{var g=a.dataTransfer.getData("Text");if(g){if(b.state.draggingText&&!(p?a.metaKey:a.ctrlKey))var k=b.listSelections();if(Jb(b.doc,vb(c,c)),k)for(var j=0;j<k.length;++j)Xd(b.doc,"",k[j].anchor,k[j].head,"drag");b.replaceSelection(g,"around","paste"),ad(b)}}catch(a){}}}}function rd(a,b){if(d&&(!a.state.draggingText||+new Date-pd<100))return ng(b),void 0;if(!wg(a,b)&&!fd(a.display,b)&&(b.dataTransfer.setData("Text",a.getSelection()),b.dataTransfer.setDragImage&&!j)){var c=Xg("img",null,null,"position: fixed; left: 0; top: 0;");c.src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==",i&&(c.width=c.height=1,a.display.wrapper.appendChild(c),c._top=c.offsetTop),b.dataTransfer.setDragImage(c,0,0),i&&c.parentNode.removeChild(c)}}function sd(b,c){Math.abs(b.doc.scrollTop-c)<2||(b.doc.scrollTop=c,a||W(b,{top:c}),b.display.scroller.scrollTop!=c&&(b.display.scroller.scrollTop=c),b.display.scrollbarV.scrollTop!=c&&(b.display.scrollbarV.scrollTop=c),a&&W(b),Ub(b,100))}function td(a,b,c){(c?b==a.doc.scrollLeft:Math.abs(a.doc.scrollLeft-b)<2)||(b=Math.min(b,a.display.scroller.scrollWidth-a.display.scroller.clientWidth),a.doc.scrollLeft=b,P(a),a.display.scroller.scrollLeft!=b&&(a.display.scroller.scrollLeft=b),a.display.scrollbarH.scrollLeft!=b&&(a.display.scrollbarH.scrollLeft=b))}function wd(b,c){var d=c.wheelDeltaX,e=c.wheelDeltaY;null==d&&c.detail&&c.axis==c.HORIZONTAL_AXIS&&(d=c.detail),null==e&&c.detail&&c.axis==c.VERTICAL_AXIS?e=c.detail:null==e&&(e=c.wheelDelta);var g=b.display,h=g.scroller;if(d&&h.scrollWidth>h.clientWidth||e&&h.scrollHeight>h.clientHeight){if(e&&p&&f)a:for(var j=c.target,k=g.view;j!=h;j=j.parentNode)for(var l=0;l<k.length;l++)if(k[l].node==j){b.display.currentWheelTarget=j;break a}if(d&&!a&&!i&&null!=vd)return e&&sd(b,Math.max(0,Math.min(h.scrollTop+e*vd,h.scrollHeight-h.clientHeight))),td(b,Math.max(0,Math.min(h.scrollLeft+d*vd,h.scrollWidth-h.clientWidth))),kg(c),g.wheelStartX=null,void 0;if(e&&null!=vd){var m=e*vd,n=b.doc.scrollTop,o=n+g.wrapper.clientHeight;0>m?n=Math.max(0,n+m-50):o=Math.min(b.doc.height,o+m+50),W(b,{top:n,bottom:o})}20>ud&&(null==g.wheelStartX?(g.wheelStartX=h.scrollLeft,g.wheelStartY=h.scrollTop,g.wheelDX=d,g.wheelDY=e,setTimeout(function(){if(null!=g.wheelStartX){var a=h.scrollLeft-g.wheelStartX,b=h.scrollTop-g.wheelStartY,c=b&&g.wheelDY&&b/g.wheelDY||a&&g.wheelDX&&a/g.wheelDX;g.wheelStartX=g.wheelStartY=null,c&&(vd=(vd*ud+c)/(ud+1),++ud)}},200)):(g.wheelDX+=d,g.wheelDY+=e))}}function xd(a,b,c){if("string"==typeof b&&(b=ue[b],!b))return!1;a.display.pollingFast&&$c(a)&&(a.display.pollingFast=!1);var d=a.display.shift,e=!1;try{cd(a)&&(a.state.suppressEdits=!0),c&&(a.display.shift=!1),e=b(a)!=Bg}finally{a.display.shift=d,a.state.suppressEdits=!1}return e}function yd(a){var b=a.state.keyMaps.slice(0);return a.options.extraKeys&&b.push(a.options.extraKeys),b.push(a.options.keyMap),b}function Ad(a,b){var c=we(a.options.keyMap),d=c.auto;clearTimeout(zd),d&&!ye(b)&&(zd=setTimeout(function(){we(a.options.keyMap)==c&&(a.options.keyMap=d.call?d.call(null,a):d,D(a))},50));var e=ze(b,!0),f=!1;if(!e)return!1;var g=yd(a);return f=b.shiftKey?xe("Shift-"+e,g,function(b){return xd(a,b,!0)})||xe(e,g,function(b){return("string"==typeof b?/^go[A-Z]/.test(b):b.motion)?xd(a,b):void 0}):xe(e,g,function(b){return xd(a,b)}),f&&(kg(b),Tb(a),ug(a,"keyHandled",a,e,b)),f}function Bd(a,b,c){var d=xe("'"+c+"'",yd(a),function(b){return xd(a,b,!0)});return d&&(kg(b),Tb(a),ug(a,"keyHandled",a,"'"+c+"'",b)),d}function Dd(a){var b=this;if(bd(b),!wg(b,a)){d&&11>e&&27==a.keyCode&&(a.returnValue=!1);var c=a.keyCode;b.display.shift=16==c||a.shiftKey;var f=Ad(b,a);i&&(Cd=f?c:null,!f&&88==c&&!sh&&(p?a.metaKey:a.ctrlKey)&&b.replaceSelection("",null,"cut")),18!=c||/\bCodeMirror-crosshair\b/.test(b.display.lineDiv.className)||Ed(b)}}function Ed(a){function c(a){18!=a.keyCode&&a.altKey||(ch(b,"CodeMirror-crosshair"),rg(document,"keyup",c),rg(document,"mouseover",c))}var b=a.display.lineDiv;dh(b,"CodeMirror-crosshair"),qg(document,"keyup",c),qg(document,"mouseover",c)}function Fd(a){16==a.keyCode&&(this.doc.sel.shift=!1),wg(this,a)}function Gd(a){var b=this;if(!(wg(b,a)||a.ctrlKey&&!a.altKey||p&&a.metaKey)){var c=a.keyCode,f=a.charCode;if(i&&c==Cd)return Cd=null,kg(a),void 0;if(!(i&&(!a.which||a.which<10)||k)||!Ad(b,a)){var g=String.fromCharCode(null==f?c:f);Bd(b,a,g)||(d&&e>=9&&(b.display.inputHasSelection=null),Yc(b))}}}function Hd(a){"nocursor"!=a.options.readOnly&&(a.state.focused||(sg(a,"focus",a),a.state.focused=!0,dh(a.display.wrapper,"CodeMirror-focused"),a.curOp||a.display.selForContextMenu==a.doc.sel||(_c(a),f&&setTimeout(Qg(_c,a,!0),0))),Xc(a),Tb(a))}function Id(a){a.state.focused&&(sg(a,"blur",a),a.state.focused=!1,ch(a.display.wrapper,"CodeMirror-focused")),clearInterval(a.display.blinker),setTimeout(function(){a.state.focused||(a.display.shift=!1)},150)}function Jd(a,b){function m(){if(null!=c.input.selectionStart){var b=a.somethingSelected(),d=c.input.value="\u200b"+(b?c.input.value:"");c.prevInput=b?"":"\u200b",c.input.selectionStart=1,c.input.selectionEnd=d.length,c.selForContextMenu=a.doc.sel}}function n(){if(c.inputDiv.style.position="relative",c.input.style.cssText=k,d&&9>e&&(c.scrollbarV.scrollTop=c.scroller.scrollTop=h),Xc(a),null!=c.input.selectionStart){(!d||d&&9>e)&&m();var b=0,f=function(){c.selForContextMenu==a.doc.sel&&0==c.input.selectionStart?Lc(a,ue.selectAll)(a):b++<10?c.detectingSelectAll=setTimeout(f,500):_c(a)};c.detectingSelectAll=setTimeout(f,200)}}if(!wg(a,b,"contextmenu")){var c=a.display;if(!fd(c,b)&&!Kd(a,b)){var g=gd(a,b),h=c.scroller.scrollTop;if(g&&!i){var j=a.options.resetSelectionOnContextMenu;j&&-1==a.doc.sel.contains(g)&&Lc(a,Ib)(a.doc,vb(g),Cg);var k=c.input.style.cssText;if(c.inputDiv.style.position="absolute",c.input.style.cssText="position: fixed; width: 30px; height: 30px; top: "+(b.clientY-5)+"px; left: "+(b.clientX-5)+"px; z-index: 1000; background: "+(d?"rgba(255, 255, 255, .05)":"transparent")+"; outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);",f)var l=window.scrollY;if(ad(a),f&&window.scrollTo(null,l),_c(a),a.somethingSelected()||(c.input.value=c.prevInput=" "),c.selForContextMenu=a.doc.sel,clearTimeout(c.detectingSelectAll),d&&e>=9&&m(),t){ng(b);var o=function(){rg(window,"mouseup",o),setTimeout(n,20)};qg(window,"mouseup",o)}else setTimeout(n,50)}}}}function Kd(a,b){return yg(a,"gutterContextMenu")?nd(a,b,"gutterContextMenu",!1,sg):!1}function Md(a,b){if(ob(a,b.from)<0)return a;if(ob(a,b.to)<=0)return Ld(b);var c=a.line+b.text.length-(b.to.line-b.from.line)-1,d=a.ch;return a.line==b.to.line&&(d+=Ld(b).ch-b.to.ch),nb(c,d)}function Nd(a,b){for(var c=[],d=0;d<a.sel.ranges.length;d++){var e=a.sel.ranges[d];c.push(new tb(Md(e.anchor,b),Md(e.head,b)))}return ub(c,a.sel.primIndex)}function Od(a,b,c){return a.line==b.line?nb(c.line,a.ch-b.ch+c.ch):nb(c.line+(a.line-b.line),a.ch)}function Pd(a,b,c){for(var d=[],e=nb(a.first,0),f=e,g=0;g<b.length;g++){var h=b[g],i=Od(h.from,e,f),j=Od(Ld(h),e,f);if(e=h.to,f=j,"around"==c){var k=a.sel.ranges[g],l=ob(k.head,k.anchor)<0;d[g]=new tb(l?j:i,l?i:j)}else d[g]=new tb(i,i)}return new sb(d,a.sel.primIndex)}function Qd(a,b,c){var d={canceled:!1,from:b.from,to:b.to,text:b.text,origin:b.origin,cancel:function(){this.canceled=!0}};return c&&(d.update=function(b,c,d,e){b&&(this.from=xb(a,b)),c&&(this.to=xb(a,c)),d&&(this.text=d),void 0!==e&&(this.origin=e)}),sg(a,"beforeChange",a,d),a.cm&&sg(a.cm,"beforeChange",a.cm,d),d.canceled?null:{from:d.from,to:d.to,text:d.text,origin:d.origin}}function Rd(a,b,c){if(a.cm){if(!a.cm.curOp)return Lc(a.cm,Rd)(a,b,c);if(a.cm.state.suppressEdits)return}if(!(yg(a,"beforeChange")||a.cm&&yg(a.cm,"beforeChange"))||(b=Qd(a,b,!0))){var d=u&&!c&&Se(a,b.from,b.to);if(d)for(var e=d.length-1;e>=0;--e)Sd(a,{from:d[e].from,to:d[e].to,text:e?[""]:b.text});else Sd(a,b)}}function Sd(a,b){if(1!=b.text.length||""!=b.text[0]||0!=ob(b.from,b.to)){var c=Nd(a,b);_f(a,b,c,a.cm?a.cm.curOp.id:0/0),Vd(a,b,c,Pe(a,b));var d=[];Nf(a,function(a,c){c||-1!=Mg(d,a.history)||(jg(a.history,b),d.push(a.history)),Vd(a,b,null,Pe(a,b))})}}function Td(a,b,c){if(!a.cm||!a.cm.state.suppressEdits){for(var e,d=a.history,f=a.sel,g="undo"==b?d.done:d.undone,h="undo"==b?d.undone:d.done,i=0;i<g.length&&(e=g[i],c?!e.ranges||e.equals(a.sel):e.ranges);i++);if(i!=g.length){for(d.lastOrigin=d.lastSelOrigin=null;e=g.pop(),e.ranges;){if(cg(e,h),c&&!e.equals(a.sel))return Ib(a,e,{clearRedo:!1}),void 0;f=e}var j=[];cg(f,h),h.push({changes:j,generation:d.generation}),d.generation=e.generation||++d.maxGeneration;for(var k=yg(a,"beforeChange")||a.cm&&yg(a.cm,"beforeChange"),i=e.changes.length-1;i>=0;--i){var l=e.changes[i];if(l.origin=b,k&&!Qd(a,l,!1))return g.length=0,void 0;j.push(Yf(a,l));var m=i?Nd(a,l):Kg(g);Vd(a,l,m,Re(a,l)),!i&&a.cm&&a.cm.scrollIntoView({from:l.from,to:Ld(l)});var n=[];Nf(a,function(a,b){b||-1!=Mg(n,a.history)||(jg(a.history,l),n.push(a.history)),Vd(a,l,null,Re(a,l))})}}}}function Ud(a,b){if(0!=b&&(a.first+=b,a.sel=new sb(Ng(a.sel.ranges,function(a){return new tb(nb(a.anchor.line+b,a.anchor.ch),nb(a.head.line+b,a.head.ch))}),a.sel.primIndex),a.cm)){Qc(a.cm,a.first,a.first-b,b);for(var c=a.cm.display,d=c.viewFrom;d<c.viewTo;d++)Rc(a.cm,d,"gutter")}}function Vd(a,b,c,d){if(a.cm&&!a.cm.curOp)return Lc(a.cm,Vd)(a,b,c,d);if(b.to.line<a.first)return Ud(a,b.text.length-1-(b.to.line-b.from.line)),void 0;if(!(b.from.line>a.lastLine())){if(b.from.line<a.first){var e=b.text.length-1-(a.first-b.from.line);Ud(a,e),b={from:nb(a.first,0),to:nb(b.to.line+e,b.to.ch),text:[Kg(b.text)],origin:b.origin}}var f=a.lastLine();b.to.line>f&&(b={from:b.from,to:nb(f,Pf(a,f).text.length),text:[b.text[0]],origin:b.origin}),b.removed=Qf(a,b.from,b.to),c||(c=Nd(a,b)),a.cm?Wd(a.cm,b,d):Gf(a,b,d),Jb(a,c,Cg)}}function Wd(a,b,c){var d=a.doc,e=a.display,f=b.from,g=b.to,h=!1,i=f.line;a.options.lineWrapping||(i=Tf(af(Pf(d,f.line))),d.iter(i,g.line+1,function(a){return a==e.maxLine?(h=!0,!0):void 0})),d.sel.contains(b.from,b.to)>-1&&xg(a),Gf(d,b,c,B(a)),a.options.lineWrapping||(d.iter(i,f.line+b.text.length,function(a){var b=I(a);b>e.maxLineLength&&(e.maxLine=a,e.maxLineLength=b,e.maxLineChanged=!0,h=!1)}),h&&(a.curOp.updateMaxLine=!0)),d.frontier=Math.min(d.frontier,f.line),Ub(a,400);var j=b.text.length-(g.line-f.line)-1;f.line!=g.line||1!=b.text.length||Ff(a.doc,b)?Qc(a,f.line,g.line+1,j):Rc(a,f.line,"text");var k=yg(a,"changes"),l=yg(a,"change");if(l||k){var m={from:f,to:g,text:b.text,removed:b.removed,origin:b.origin};l&&ug(a,"change",a,m),k&&(a.curOp.changeObjs||(a.curOp.changeObjs=[])).push(m)}a.display.selForContextMenu=null}function Xd(a,b,c,d,e){if(d||(d=c),ob(d,c)<0){var f=d;d=c,c=f}"string"==typeof b&&(b=qh(b)),Rd(a,{from:c,to:d,text:b,origin:e})}function Yd(a,b){var c=a.display,d=c.sizer.getBoundingClientRect(),e=null;if(b.top+d.top<0?e=!0:b.bottom+d.top>(window.innerHeight||document.documentElement.clientHeight)&&(e=!1),null!=e&&!m){var f=Xg("div","\u200b",null,"position: absolute; top: "+(b.top-c.viewOffset-Yb(a.display))+"px; height: "+(b.bottom-b.top+Ag)+"px; left: "+b.left+"px; width: 2px;");a.display.lineSpace.appendChild(f),f.scrollIntoView(e),a.display.lineSpace.removeChild(f)}}function Zd(a,b,c,d){for(null==d&&(d=0);;){var e=!1,f=rc(a,b),g=c&&c!=b?rc(a,c):f,h=_d(a,Math.min(f.left,g.left),Math.min(f.top,g.top)-d,Math.max(f.left,g.left),Math.max(f.bottom,g.bottom)+d),i=a.doc.scrollTop,j=a.doc.scrollLeft;if(null!=h.scrollTop&&(sd(a,h.scrollTop),Math.abs(a.doc.scrollTop-i)>1&&(e=!0)),null!=h.scrollLeft&&(td(a,h.scrollLeft),Math.abs(a.doc.scrollLeft-j)>1&&(e=!0)),!e)return f}}function $d(a,b,c,d,e){var f=_d(a,b,c,d,e);null!=f.scrollTop&&sd(a,f.scrollTop),null!=f.scrollLeft&&td(a,f.scrollLeft)}function _d(a,b,c,d,e){var f=a.display,g=xc(a.display);0>c&&(c=0);var h=a.curOp&&null!=a.curOp.scrollTop?a.curOp.scrollTop:f.scroller.scrollTop,i=f.scroller.clientHeight-Ag,j={};e-c>i&&(e=c+i);var 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e=c.display.viewFrom;c.doc.iter(e,c.display.viewTo,function(a){if(a.widgets)for(var b=0;b<a.widgets.length;b++)if(a.widgets[b].noHScroll){Rc(c,e,"widget");break}++e}),c.curOp.forceUpdate=!0,sg(c,"refresh",this)}),operation:function(a){return Kc(this,a)},refresh:Mc(function(){var a=this.display.cachedTextHeight;Qc(this),this.curOp.forceUpdate=!0,lc(this),this.scrollTo(this.doc.scrollLeft,this.doc.scrollTop),H(this),(null==a||Math.abs(a-xc(this.display))>.5)&&C(this),sg(this,"refresh",this)}),swapDoc:Mc(function(a){var b=this.doc;return b.cm=null,Of(this,a),lc(this),_c(this),this.scrollTo(a.scrollLeft,a.scrollTop),ug(this,"swapDoc",this,b),b}),getInputField:function(){return this.display.input},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},zg(w);var 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