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diff-online/lib/codemirror.min.js
hustcc ff208644c2 init
2016-08-30 13:57:55 +08:00

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window.CodeMirror=function(){"use strict";function w(a,c){if(!(this instanceof w))return new w(a,c);this.options=c=c||{};for(var d in Mc)!c.hasOwnProperty(d)&&Mc.hasOwnProperty(d)&&(c[d]=Mc[d]);I(c);var e="string"==typeof c.value?0:c.value.first,f=this.display=x(a,e);f.wrapper.CodeMirror=this,F(this),c.autofocus&&!o&&Db(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,focused:!1,suppressEdits:!1,pasteIncoming:!1,draggingText:!1,highlight:new De},D(this),c.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap");var g=c.value;"string"==typeof g&&(g=new Rd(c.value,c.mode)),vb(this,Vd)(this,g),b&&setTimeout(Ne(Cb,this,!0),20),Fb(this);var h;try{h=document.activeElement==f.input}catch(i){}h||c.autofocus&&!o?setTimeout(Ne(_b,this),20):ac(this),vb(this,function(){for(var a in Lc)Lc.propertyIsEnumerable(a)&&Lc[a](this,c[a],Oc);for(var b=0;b<Sc.length;++b)Sc[b](this)})()}function x(a,b){var d={},f=d.input=Se("textarea",null,null,"position: absolute; padding: 0; width: 1px; height: 1em; outline: none;");e?f.style.width="1000px":f.setAttribute("wrap","off"),f.setAttribute("autocorrect","off"),f.setAttribute("autocapitalize","off"),d.inputDiv=Se("div",[f],null,"overflow: hidden; position: relative; width: 3px; height: 0px;"),d.scrollbarH=Se("div",[Se("div",null,null,"height: 1px")],"CodeMirror-hscrollbar"),d.scrollbarV=Se("div",[Se("div",null,null,"width: 1px")],"CodeMirror-vscrollbar"),d.scrollbarFiller=Se("div",null,"CodeMirror-scrollbar-filler"),d.lineDiv=Se("div"),d.selectionDiv=Se("div",null,null,"position: relative; z-index: 1"),d.cursor=Se("div","\xa0","CodeMirror-cursor"),d.otherCursor=Se("div","\xa0","CodeMirror-cursor CodeMirror-secondarycursor"),d.measure=Se("div",null,"CodeMirror-measure"),d.lineSpace=Se("div",[d.measure,d.selectionDiv,d.lineDiv,d.cursor,d.otherCursor],null,"position: relative; outline: none"),d.mover=Se("div",[Se("div",[d.lineSpace],"CodeMirror-lines")],null,"position: relative"),d.sizer=Se("div",[d.mover],"CodeMirror-sizer"),d.heightForcer=Se("div","\xa0",null,"position: absolute; height: "+Be+"px"),d.gutters=Se("div",null,"CodeMirror-gutters"),d.lineGutter=null;var g=Se("div",[d.sizer,d.heightForcer,d.gutters],null,"position: relative; min-height: 100%");return d.scroller=Se("div",[g],"CodeMirror-scroll"),d.scroller.setAttribute("tabIndex","-1"),d.wrapper=Se("div",[d.inputDiv,d.scrollbarH,d.scrollbarV,d.scrollbarFiller,d.scroller],"CodeMirror"),c&&(d.gutters.style.zIndex=-1,d.scroller.style.paddingRight=0),a.appendChild?a.appendChild(d.wrapper):a(d.wrapper),n&&(f.style.width="0px"),e||(d.scroller.draggable=!0),j?(d.inputDiv.style.height="1px",d.inputDiv.style.position="absolute"):c&&(d.scrollbarH.style.minWidth=d.scrollbarV.style.minWidth="18px"),d.viewOffset=d.lastSizeC=0,d.showingFrom=d.showingTo=b,d.lineNumWidth=d.lineNumInnerWidth=d.lineNumChars=null,d.prevInput="",d.alignWidgets=!1,d.pollingFast=!1,d.poll=new De,d.draggingText=!1,d.cachedCharWidth=d.cachedTextHeight=null,d.measureLineCache=[],d.measureLineCachePos=0,d.inaccurateSelection=!1,d.maxLine=null,d.maxLineLength=0,d.maxLineChanged=!1,d.wheelDX=d.wheelDY=d.wheelStartX=d.wheelStartY=null,d}function y(a){a.doc.mode=w.getMode(a.options,a.doc.modeOption),a.doc.iter(function(a){a.stateAfter&&(a.stateAfter=null),a.styles&&(a.styles=null)}),a.doc.frontier=a.doc.first,_(a,100),a.state.modeGen++,a.curOp&&yb(a)}function z(a){a.options.lineWrapping?(a.display.wrapper.className+=" CodeMirror-wrap",a.display.sizer.style.minWidth=""):(a.display.wrapper.className=a.display.wrapper.className.replace(" CodeMirror-wrap",""),H(a)),B(a),yb(a),ib(a),setTimeout(function(){J(a.display,a.doc.height)},100)}function A(a){var b=qb(a.display),c=a.options.lineWrapping,d=c&&Math.max(5,a.display.scroller.clientWidth/rb(a.display)-3);return function(e){return qd(a.doc,e)?0:c?(Math.ceil(e.text.length/d)||1)*b:b}}function B(a){var b=a.doc,c=A(a);b.iter(function(a){var b=c(a);b!=a.height&&Zd(a,b)})}function C(a){var b=Wc[a.options.keyMap].style;a.display.wrapper.className=a.display.wrapper.className.replace(/\s*cm-keymap-\S+/g,"")+(b?" cm-keymap-"+b:"")}function D(a){a.display.wrapper.className=a.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+a.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ib(a)}function E(a){F(a),yb(a)}function F(a){var b=a.display.gutters,c=a.options.gutters;Te(b);for(var d=0;d<c.length;++d){var e=c[d],f=b.appendChild(Se("div",null,"CodeMirror-gutter "+e));"CodeMirror-linenumbers"==e&&(a.display.lineGutter=f,f.style.width=(a.display.lineNumWidth||1)+"px")}b.style.display=d?"":"none"}function G(a,b){if(0==b.height)return 0;for(var d,c=b.text.length,e=b;d=nd(e);){var f=d.find();e=Wd(a,f.from.line),c+=f.from.ch-f.to.ch}for(e=b;d=od(e);){var f=d.find();c-=e.text.length-f.from.ch,e=Wd(a,f.to.line),c+=e.text.length-f.to.ch}return c}function H(a){var b=a.display,c=a.doc;b.maxLine=Wd(c,c.first),b.maxLineLength=G(c,b.maxLine),b.maxLineChanged=!0,c.iter(function(a){var d=G(c,a);d>b.maxLineLength&&(b.maxLineLength=d,b.maxLine=a)})}function I(a){for(var b=!1,c=0;c<a.gutters.length;++c)"CodeMirror-linenumbers"==a.gutters[c]&&(a.lineNumbers?b=!0:a.gutters.splice(c--,1));!b&&a.lineNumbers&&a.gutters.push("CodeMirror-linenumbers")}function J(a,b){var c=b+2*db(a);a.sizer.style.minHeight=a.heightForcer.style.top=c+"px";var d=Math.max(c,a.scroller.scrollHeight),e=a.scroller.scrollWidth>a.scroller.clientWidth,f=d>a.scroller.clientHeight;f?(a.scrollbarV.style.display="block",a.scrollbarV.style.bottom=e?$e(a.measure)+"px":"0",a.scrollbarV.firstChild.style.height=d-a.scroller.clientHeight+a.scrollbarV.clientHeight+"px"):a.scrollbarV.style.display="",e?(a.scrollbarH.style.display="block",a.scrollbarH.style.right=f?$e(a.measure)+"px":"0",a.scrollbarH.firstChild.style.width=a.scroller.scrollWidth-a.scroller.clientWidth+a.scrollbarH.clientWidth+"px"):a.scrollbarH.style.display="",e&&f?(a.scrollbarFiller.style.display="block",a.scrollbarFiller.style.height=a.scrollbarFiller.style.width=$e(a.measure)+"px"):a.scrollbarFiller.style.display="",k&&0===$e(a.measure)&&(a.scrollbarV.style.minWidth=a.scrollbarH.style.minHeight=l?"18px":"12px")}function K(a,b,c){var d=a.scroller.scrollTop,e=a.wrapper.clientHeight;"number"==typeof c?d=c:c&&(d=c.top,e=c.bottom-c.top),d=Math.floor(d-db(a));var f=Math.ceil(d+e);return{from:_d(b,d),to:_d(b,f)}}function L(a){var b=a.display;if(b.alignWidgets||b.gutters.firstChild&&a.options.fixedGutter){for(var c=O(b)-b.scroller.scrollLeft+a.doc.scrollLeft,d=b.gutters.offsetWidth,e=c+"px",f=b.lineDiv.firstChild;f;f=f.nextSibling)if(f.alignable)for(var g=0,h=f.alignable;g<h.length;++g)h[g].style.left=e;a.options.fixedGutter&&(b.gutters.style.left=c+d+"px")}}function M(a){if(!a.options.lineNumbers)return!1;var b=a.doc,c=N(a.options,b.first+b.size-1),d=a.display;if(c.length!=d.lineNumChars){var e=d.measure.appendChild(Se("div",[Se("div",c)],"CodeMirror-linenumber CodeMirror-gutter-elt")),f=e.firstChild.offsetWidth,g=e.offsetWidth-f;return d.lineGutter.style.width="",d.lineNumInnerWidth=Math.max(f,d.lineGutter.offsetWidth-g),d.lineNumWidth=d.lineNumInnerWidth+g,d.lineNumChars=d.lineNumInnerWidth?c.length:-1,d.lineGutter.style.width=d.lineNumWidth+"px",!0}return!1}function N(a,b){return String(a.lineNumberFormatter(b+a.firstLineNumber))}function O(a){return We(a.scroller).left-We(a.sizer).left}function P(a,b,c){var d=a.display.showingFrom,e=a.display.showingTo,f=Q(a,b,c);return f&&(ye(a,"update",a),(a.display.showingFrom!=d||a.display.showingTo!=e)&&ye(a,"viewportChange",a,a.display.showingFrom,a.display.showingTo)),X(a),J(a.display,a.doc.height),f}function Q(a,b,d){var e=a.display,f=a.doc;if(!e.wrapper.clientWidth)return e.showingFrom=e.showingTo=f.first,e.viewOffset=0,void 0;var g=K(e,f,d);if(!(0==b.length&&g.from>e.showingFrom&&g.to<e.showingTo)){M(a)&&(b=[{from:f.first,to:f.first+f.size}]);var h=e.sizer.style.marginLeft=e.gutters.offsetWidth+"px";e.scrollbarH.style.left=a.options.fixedGutter?h:"0";var i=1/0;if(a.options.lineNumbers)for(var j=0;j<b.length;++j)if(b[j].diff){i=b[j].from;break}var k=f.first+f.size,l=Math.max(g.from-a.options.viewportMargin,f.first),m=Math.min(k,g.to+a.options.viewportMargin);if(e.showingFrom<l&&l-e.showingFrom<20&&(l=Math.max(f.first,e.showingFrom)),e.showingTo>m&&e.showingTo-m<20&&(m=Math.min(k,e.showingTo)),v)for(l=$d(pd(f,Wd(f,l)));k>m&&qd(f,Wd(f,m));)++m;var n=[{from:Math.max(e.showingFrom,f.first),to:Math.min(e.showingTo,k)}];if(n=n[0].from>=n[0].to?[]:S(n,b),v)for(var j=0;j<n.length;++j)for(var p,o=n[j];p=od(Wd(f,o.to-1));){var q=p.find().from.line;if(!(q>o.from)){n.splice(j--,1);break}o.to=q}for(var r=0,j=0;j<n.length;++j){var o=n[j];o.from<l&&(o.from=l),o.to>m&&(o.to=m),o.from>=o.to?n.splice(j--,1):r+=o.to-o.from}if(r==m-l&&l==e.showingFrom&&m==e.showingTo)return R(a),void 0;n.sort(function(a,b){return a.from-b.from});var s=document.activeElement;.7*(m-l)>r&&(e.lineDiv.style.display="none"),U(a,l,m,n,i),e.lineDiv.style.display="",document.activeElement!=s&&s.offsetHeight&&s.focus();var t=l!=e.showingFrom||m!=e.showingTo||e.lastSizeC!=e.wrapper.clientHeight;t&&(e.lastSizeC=e.wrapper.clientHeight),e.showingFrom=l,e.showingTo=m,_(a,100);for(var x,u=e.lineDiv.offsetTop,w=e.lineDiv.firstChild;w;w=w.nextSibling)if(w.lineObj){if(c){var y=w.offsetTop+w.offsetHeight;x=y-u,u=y}else{var z=We(w);x=z.bottom-z.top}var A=w.lineObj.height-x;if(2>x&&(x=qb(e)),A>.001||-.001>A){Zd(w.lineObj,x);var B=w.lineObj.widgets;if(B)for(var j=0;j<B.length;++j)B[j].height=B[j].node.offsetHeight}}return R(a),K(e,f,d).to>m&&Q(a,[],d),!0}}function R(a){var b=a.display.viewOffset=ae(a,Wd(a.doc,a.display.showingFrom));a.display.mover.style.top=b+"px"}function S(a,b){for(var c=0,d=b.length||0;d>c;++c){for(var e=b[c],f=[],g=e.diff||0,h=0,i=a.length;i>h;++h){var j=a[h];e.to<=j.from&&e.diff?f.push({from:j.from+g,to:j.to+g}):e.to<=j.from||e.from>=j.to?f.push(j):(e.from>j.from&&f.push({from:j.from,to:e.from}),e.to<j.to&&f.push({from:e.to+g,to:j.to+g}))}a=f}return a}function T(a){for(var b=a.display,c={},d={},e=b.gutters.firstChild,f=0;e;e=e.nextSibling,++f)c[a.options.gutters[f]]=e.offsetLeft,d[a.options.gutters[f]]=e.offsetWidth;return{fixedPos:O(b),gutterTotalWidth:b.gutters.offsetWidth,gutterLeft:c,gutterWidth:d,wrapperWidth:b.wrapper.clientWidth}}function U(a,b,c,d,f){function l(b){var c=b.nextSibling;return e&&p&&a.display.currentWheelTarget==b?(b.style.display="none",b.lineObj=null):b.parentNode.removeChild(b),c}var g=T(a),h=a.display,i=a.options.lineNumbers;d.length||e&&a.display.currentWheelTarget||Te(h.lineDiv);var j=h.lineDiv,k=j.firstChild,m=d.shift(),n=b;for(a.doc.iter(b,c,function(b){if(m&&m.to==n&&(m=d.shift()),qd(a.doc,b)){if(0!=b.height&&Zd(b,0),b.widgets&&k.previousSibling)for(var c=0;c<b.widgets.length;++c)if(b.widgets[c].showIfHidden){var e=k.previousSibling;if(/pre/i.test(e.nodeName)){var h=Se("div",null,null,"position: relative");e.parentNode.replaceChild(h,e),h.appendChild(e),e=h}var o=e.appendChild(Se("div",[b.widgets[c].node],"CodeMirror-linewidget"));W(b.widgets[c],o,e,g)}}else if(m&&m.from<=n&&m.to>n){for(;k.lineObj!=b;)k=l(k);i&&n>=f&&k.lineNumber&&Ve(k.lineNumber,N(a.options,n)),k=k.nextSibling}else{if(b.widgets)for(var r,p=0,q=k;q&&20>p;++p,q=q.nextSibling)if(q.lineObj==b&&/div/i.test(q.nodeName)){r=q;break}var s=V(a,b,n,g,r);if(s!=r)j.insertBefore(s,k);else{for(;k!=r;)k=l(k);k=k.nextSibling}s.lineObj=b}++n});k;)k=l(k)}function V(a,b,d,e,f){var j,g=Hd(a,b),h=b.gutterMarkers,i=a.display;if(!(a.options.lineNumbers||h||b.bgClass||b.wrapClass||b.widgets))return g;if(f){f.alignable=null;for(var n,k=!0,l=0,m=f.firstChild;m;m=n)if(n=m.nextSibling,/\bCodeMirror-linewidget\b/.test(m.className)){for(var o=0,p=!0;o<b.widgets.length;++o){var q=b.widgets[o],r=!1;if(q.above||(r=p,p=!1),q.node==m.firstChild){W(q,m,f,e),++l,r&&f.insertBefore(g,m);break}}if(o==b.widgets.length){k=!1;break}}else f.removeChild(m);k&&l==b.widgets.length&&(j=f,f.className=b.wrapClass||"")}if(j||(j=Se("div",null,b.wrapClass,"position: relative"),j.appendChild(g)),b.bgClass&&j.insertBefore(Se("div","\xa0",b.bgClass+" CodeMirror-linebackground"),j.firstChild),a.options.lineNumbers||h){var s=j.insertBefore(Se("div",null,null,"position: absolute; left: "+(a.options.fixedGutter?e.fixedPos:-e.gutterTotalWidth)+"px"),j.firstChild);if(a.options.fixedGutter&&(j.alignable||(j.alignable=[])).push(s),!a.options.lineNumbers||h&&h["CodeMirror-linenumbers"]||(j.lineNumber=s.appendChild(Se("div",N(a.options,d),"CodeMirror-linenumber CodeMirror-gutter-elt","left: "+e.gutterLeft["CodeMirror-linenumbers"]+"px; width: "+i.lineNumInnerWidth+"px"))),h)for(var t=0;t<a.options.gutters.length;++t){var u=a.options.gutters[t],v=h.hasOwnProperty(u)&&h[u];v&&s.appendChild(Se("div",[v],"CodeMirror-gutter-elt","left: "+e.gutterLeft[u]+"px; width: "+e.gutterWidth[u]+"px"))}}if(c&&(j.style.zIndex=2),b.widgets&&j!=f)for(var o=0,w=b.widgets;o<w.length;++o){var q=w[o],x=Se("div",[q.node],"CodeMirror-linewidget");W(q,x,j,e),q.above?j.insertBefore(x,a.options.lineNumbers&&0!=b.height?s:g):j.appendChild(x),ye(q,"redraw")}return j}function W(a,b,c,d){if(a.noHScroll){(c.alignable||(c.alignable=[])).push(b);var e=d.wrapperWidth;b.style.left=d.fixedPos+"px",a.coverGutter||(e-=d.gutterTotalWidth,b.style.paddingLeft=d.gutterTotalWidth+"px"),b.style.width=e+"px"}a.coverGutter&&(b.style.zIndex=5,b.style.position="relative",a.noHScroll||(b.style.marginLeft=-d.gutterTotalWidth+"px"))}function X(a){var b=a.display,c=pc(a.doc.sel.from,a.doc.sel.to);c||a.options.showCursorWhenSelecting?Y(a):b.cursor.style.display=b.otherCursor.style.display="none",c?b.selectionDiv.style.display="none":Z(a);var d=lb(a,a.doc.sel.head,"div"),e=We(b.wrapper),f=We(b.lineDiv);b.inputDiv.style.top=Math.max(0,Math.min(b.wrapper.clientHeight-10,d.top+f.top-e.top))+"px",b.inputDiv.style.left=Math.max(0,Math.min(b.wrapper.clientWidth-10,d.left+f.left-e.left))+"px"}function Y(a){var b=a.display,c=lb(a,a.doc.sel.head,"div");b.cursor.style.left=c.left+"px",b.cursor.style.top=c.top+"px",b.cursor.style.height=Math.max(0,c.bottom-c.top)*a.options.cursorHeight+"px",b.cursor.style.display="",c.other?(b.otherCursor.style.display="",b.otherCursor.style.left=c.other.left+"px",b.otherCursor.style.top=c.other.top+"px",b.otherCursor.style.height=.85*(c.other.bottom-c.other.top)+"px"):b.otherCursor.style.display="none"}function Z(a){function h(a,b,c,d){0>b&&(b=0),e.appendChild(Se("div",null,"CodeMirror-selected","position: absolute; left: "+a+"px; top: "+b+"px; width: "+(null==c?f-a:c)+"px; height: "+(d-b)+"px"))}function i(b,d,e,i){function m(c){return kb(a,oc(b,c),"div",j)}var j=Wd(c,b),k=j.text.length,l=i?1/0:-1/0;return ff(be(j),d||0,null==e?k:e,function(a,b,c){var j=m("rtl"==c?b-1:a),n=m("rtl"==c?a:b-1),o=j.left,p=n.right;n.top-j.top>3&&(h(o,j.top,null,j.bottom),o=g,j.bottom<n.top&&h(o,j.bottom,null,n.top)),null==e&&b==k&&(p=f),null==d&&0==a&&(o=g),l=i?Math.min(n.top,l):Math.max(n.bottom,l),g+1>o&&(o=g),h(o,n.top,p-o,n.bottom)}),l}var b=a.display,c=a.doc,d=a.doc.sel,e=document.createDocumentFragment(),f=b.lineSpace.offsetWidth,g=eb(a.display);if(d.from.line==d.to.line)i(d.from.line,d.from.ch,d.to.ch);else{for(var l,n,j=Wd(c,d.from.line),k=j,m=[d.from.line,d.from.ch];l=od(k);){var o=l.find();if(m.push(o.from.ch,o.to.line,o.to.ch),o.to.line==d.to.line){m.push(d.to.ch),n=!0;break}k=Wd(c,o.to.line)}if(n)for(var p=0;p<m.length;p+=3)i(m[p],m[p+1],m[p+2]);else{var q,r,s=Wd(c,d.to.line);q=d.from.ch?i(d.from.line,d.from.ch,null,!1):ae(a,j)-b.viewOffset,r=d.to.ch?i(d.to.line,nd(s)?null:0,d.to.ch,!0):ae(a,s)-b.viewOffset,r>q&&h(g,q,null,r)}}Ue(b.selectionDiv,e),b.selectionDiv.style.display=""}function $(a){var b=a.display;clearInterval(b.blinker);var c=!0;b.cursor.style.visibility=b.otherCursor.style.visibility="",b.blinker=setInterval(function(){b.cursor.offsetHeight&&(b.cursor.style.visibility=b.otherCursor.style.visibility=(c=!c)?"":"hidden")},a.options.cursorBlinkRate)}function _(a,b){a.doc.mode.startState&&a.doc.frontier<a.display.showingTo&&a.state.highlight.set(b,Ne(ab,a))}function ab(a){var b=a.doc;if(b.frontier<b.first&&(b.frontier=b.first),!(b.frontier>=a.display.showingTo)){var f,c=+new Date+a.options.workTime,d=Tc(b.mode,cb(a,b.frontier)),e=[];b.iter(b.frontier,Math.min(b.first+b.size,a.display.showingTo+500),function(g){if(b.frontier>=a.display.showingFrom){var h=g.styles;g.styles=Cd(a,g,d);for(var i=!h||h.length!=g.styles.length,j=0;!i&&j<h.length;++j)i=h[j]!=g.styles[j];i&&(f&&f.end==b.frontier?f.end++:e.push(f={start:b.frontier,end:b.frontier+1})),g.stateAfter=Tc(b.mode,d)}else Ed(a,g,d),g.stateAfter=0==b.frontier%5?Tc(b.mode,d):null;return++b.frontier,+new Date>c?(_(a,a.options.workDelay),!0):void 0}),e.length&&vb(a,function(){for(var a=0;a<e.length;++a)yb(this,e[a].start,e[a].end)})()}}function bb(a,b){for(var c,d,e=a.doc,f=b,g=b-100;f>g;--f){if(f<=e.first)return e.first;var h=Wd(e,f-1);if(h.stateAfter)return f;var i=Ee(h.text,null,a.options.tabSize);(null==d||c>i)&&(d=f-1,c=i)}return d}function cb(a,b){var c=a.doc,d=a.display;if(!c.mode.startState)return!0;var e=bb(a,b),f=e>c.first&&Wd(c,e-1).stateAfter;return f=f?Tc(c.mode,f):Uc(c.mode),c.iter(e,b,function(g){Ed(a,g,f);var h=e==b-1||0==e%5||e>=d.showingFrom&&e<d.showingTo;g.stateAfter=h?Tc(c.mode,f):null,++e}),f}function db(a){return a.lineSpace.offsetTop}function eb(a){var b=Ue(a.measure,Se("pre",null,null,"text-align: 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ib(a){a.display.measureLineCache.length=a.display.measureLineCachePos=0,a.display.cachedCharWidth=a.display.cachedTextHeight=null,a.display.maxLineChanged=!0,a.display.lineNumChars=null}function jb(a,b,c,d){if(b.widgets)for(var e=0;e<b.widgets.length;++e)if(b.widgets[e].above){var f=wd(b.widgets[e]);c.top+=f,c.bottom+=f}if("line"==d)return c;d||(d="local");var g=ae(a,b);if("local"!=d&&(g-=a.display.viewOffset),"page"==d){var h=We(a.display.lineSpace);g+=h.top+(window.pageYOffset||(document.documentElement||document.body).scrollTop);var i=h.left+(window.pageXOffset||(document.documentElement||document.body).scrollLeft);c.left+=i,c.right+=i}return c.top+=g,c.bottom+=g,c}function kb(a,b,c,d){return d||(d=Wd(a.doc,b.line)),jb(a,d,fb(a,d,b.ch),c)}function lb(a,b,c,d,e){function f(b,f){var g=fb(a,d,b,e);return f?g.left=g.right:g.right=g.left,jb(a,d,g,c)}d=d||Wd(a.doc,b.line),e||(e=gb(a,d));var g=be(d),h=b.ch;if(!g)return f(h);for(var i,j,k=g[0].level,l=0;l<g.length;++l){var o,p,m=g[l],n=m.level%2;if(m.from<h&&m.to>h)return f(h,n);var q=n?m.to:m.from,r=n?m.from:m.to;if(q==h)p=l&&m.level<(o=g[l-1]).level?f(o.level%2?o.from:o.to-1,!0):f(n&&m.from!=m.to?h-1:h),n==k?i=p:j=p;else if(r==h){var o=l<g.length-1&&g[l+1];if(!n&&o&&o.from==o.to)continue;p=o&&m.level<o.level?f(o.level%2?o.to-1:o.from):f(n?h:h-1,!0),n==k?i=p:j=p}}return k&&!h&&(j=f(g[0].to-1)),i?(j&&(i.other=j),i):j}function mb(a,b,c){var d=new oc(a,b);return c&&(d.outside=!0),d}function nb(a,b,c){var d=a.doc;if(c+=a.display.viewOffset,0>c)return mb(d.first,0,!0);var e=_d(d,c),f=d.first+d.size-1;if(e>f)return mb(d.first+d.size-1,Wd(d,f).text.length,!0);for(0>b&&(b=0);;){var g=Wd(d,e),h=ob(a,g,e,b,c),i=od(g),j=i&&i.find();if(!(i&&h.ch>=j.from.ch))return h;e=j.to.line}}function ob(a,b,c,d,e){function j(d){var e=lb(a,oc(c,d),"line",b,i);return g=!0,f>e.bottom?Math.max(0,e.left-h):f<e.top?e.left+h:(g=!1,e.left)}var f=e-ae(a,b),g=!1,h=a.display.wrapper.clientWidth,i=gb(a,b),k=be(b),l=b.text.length,m=jf(b),n=kf(b),o=j(m),p=g,q=j(n),r=g;if(d>q)return mb(c,n,r);for(;;){if(k?n==m||n==nf(b,m,1):1>=n-m){for(var s=q-d>d-o,t=s?m:n;Re.test(b.text.charAt(t));)++t;var u=mb(c,t,s?p:r);return u.after=s,u}var v=Math.ceil(l/2),w=m+v;if(k){w=m;for(var x=0;v>x;++x)w=nf(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 qb(a){if(null!=a.cachedTextHeight)return a.cachedTextHeight;if(null==pb){pb=Se("pre");for(var b=0;49>b;++b)pb.appendChild(document.createTextNode("x")),pb.appendChild(Se("br"));pb.appendChild(document.createTextNode("x"))}Ue(a.measure,pb);var c=pb.offsetHeight/50;return c>3&&(a.cachedTextHeight=c),Te(a.measure),c||1}function rb(a){if(null!=a.cachedCharWidth)return a.cachedCharWidth;var b=Se("span","x"),c=Se("pre",[b]);Ue(a.measure,c);var d=b.offsetWidth;return d>2&&(a.cachedCharWidth=d),d||10}function tb(a){a.curOp={changes:[],updateInput:null,userSelChange:null,textChanged:null,selectionChanged:!1,updateMaxLine:!1,updateScrollPos:!1,id:++sb},xe++||(we=[])}function ub(a){var b=a.curOp,c=a.doc,d=a.display;if(a.curOp=null,b.updateMaxLine&&H(a),d.maxLineChanged&&!a.options.lineWrapping){var e=gb(a,d.maxLine).width;d.sizer.style.minWidth=Math.max(0,e+3+Be)+"px",d.maxLineChanged=!1;var f=Math.max(0,d.sizer.offsetLeft+d.sizer.offsetWidth-d.scroller.clientWidth);f<c.scrollLeft&&!b.updateScrollPos&&Pb(a,Math.min(d.scroller.scrollLeft,f),!0)}var g,h;if(b.updateScrollPos)g=b.updateScrollPos;else if(b.selectionChanged&&d.scroller.clientHeight){var i=lb(a,c.sel.head);g=Ec(a,i.left,i.top,i.left,i.bottom)}(b.changes.length||g&&null!=g.scrollTop)&&(h=P(a,b.changes,g&&g.scrollTop)),!h&&b.selectionChanged&&X(a),b.updateScrollPos?(d.scroller.scrollTop=d.scrollbarV.scrollTop=c.scrollTop=g.scrollTop,d.scroller.scrollLeft=d.scrollbarH.scrollLeft=c.scrollLeft=g.scrollLeft,L(a)):g&&Bc(a),b.selectionChanged&&$(a),a.state.focused&&b.updateInput&&Cb(a,b.userSelChange);var j=b.maybeHiddenMarkers,k=b.maybeUnhiddenMarkers;if(j)for(var l=0;l<j.length;++l)j[l].lines.length||ve(j[l],"hide");if(k)for(var l=0;l<k.length;++l)k[l].lines.length&&ve(k[l],"unhide");var m;if(--xe||(m=we,we=null),b.textChanged&&ve(a,"change",a,b.textChanged),b.selectionChanged&&ve(a,"cursorActivity",a),m)for(var l=0;l<m.length;++l)m[l]()}function vb(a,b){return function(){var c=a||this,d=!c.curOp;d&&tb(c);try{var e=b.apply(c,arguments)}finally{d&&ub(c)}return e}}function wb(a){return function(){var c,b=this.cm&&!this.cm.curOp;b&&tb(this.cm);try{c=a.apply(this,arguments)}finally{b&&ub(this.cm)}return c}}function xb(a,b){var d,c=!a.curOp;c&&tb(a);try{d=b()}finally{c&&ub(a)}return d}function yb(a,b,c,d){null==b&&(b=a.doc.first),null==c&&(c=a.doc.first+a.doc.size),a.curOp.changes.push({from:b,to:c,diff:d})}function zb(a){a.display.pollingFast||a.display.poll.set(a.options.pollInterval,function(){Bb(a),a.state.focused&&zb(a)})}function Ab(a){function c(){var d=Bb(a);d||b?(a.display.pollingFast=!1,zb(a)):(b=!0,a.display.poll.set(60,c))}var b=!1;a.display.pollingFast=!0,a.display.poll.set(20,c)}function Bb(a){var c=a.display.input,d=a.display.prevInput,e=a.doc,f=e.sel;if(!a.state.focused||cf(c)||Eb(a))return!1;var g=c.value;if(g==d&&pc(f.from,f.to))return!1;if(b&&g&&0===c.selectionStart)return Cb(a,!0),!1;var h=!a.curOp;h&&tb(a),f.shift=!1;for(var i=0,j=Math.min(d.length,g.length);j>i&&d[i]==g[i];)++i;var k=f.from,l=f.to;i<d.length?k=oc(k.line,k.ch-(d.length-i)):a.state.overwrite&&pc(k,l)&&!a.state.pasteIncoming&&(l=oc(l.line,Math.min(Wd(e,l.line).text.length,l.ch+(g.length-i))));var m=a.curOp.updateInput;return hc(a.doc,{from:k,to:l,text:bf(g.slice(i)),origin:a.state.pasteIncoming?"paste":"+input"},"end"),a.curOp.updateInput=m,g.length>1e3?c.value=a.display.prevInput="":a.display.prevInput=g,h&&ub(a),a.state.pasteIncoming=!1,!0}function Cb(a,b){var c,d,e=a.doc;pc(e.sel.from,e.sel.to)?b&&(a.display.prevInput=a.display.input.value=""):(a.display.prevInput="",c=df&&(e.sel.to.line-e.sel.from.line>100||(d=a.getSelection()).length>1e3),a.display.input.value=c?"-":d||a.getSelection(),a.state.focused&&Ie(a.display.input)),a.display.inaccurateSelection=c}function Db(a){"nocursor"==a.options.readOnly||o&&document.activeElement==a.display.input||a.display.input.focus()}function Eb(a){return a.options.readOnly||a.doc.cantEdit}function Fb(a){function c(){a.state.focused&&setTimeout(Ne(Db,a),0)}function d(){b.cachedCharWidth=b.cachedTextHeight=null,ib(a),xb(a,Ne(yb,a))}function e(){for(var a=b.wrapper.parentNode;a&&a!=document.body;a=a.parentNode);a?setTimeout(e,5e3):ue(window,"resize",d)}function f(b){a.options.onDragEvent&&a.options.onDragEvent(a,ne(b))||qe(b)}function g(){b.inaccurateSelection&&(b.prevInput="",b.inaccurateSelection=!1,b.input.value=a.getSelection(),Ie(b.input))}var b=a.display;te(b.scroller,"mousedown",vb(a,Kb)),te(b.scroller,"dblclick",vb(a,oe)),te(b.lineSpace,"selectstart",function(a){Gb(b,a)||oe(a)}),t||te(b.scroller,"contextmenu",function(b){cc(a,b)}),te(b.scroller,"scroll",function(){Ob(a,b.scroller.scrollTop),Pb(a,b.scroller.scrollLeft,!0),ve(a,"scroll",a)}),te(b.scrollbarV,"scroll",function(){Ob(a,b.scrollbarV.scrollTop)}),te(b.scrollbarH,"scroll",function(){Pb(a,b.scrollbarH.scrollLeft)}),te(b.scroller,"mousewheel",function(b){Sb(a,b)}),te(b.scroller,"DOMMouseScroll",function(b){Sb(a,b)}),te(b.scrollbarH,"mousedown",c),te(b.scrollbarV,"mousedown",c),te(b.wrapper,"scroll",function(){b.wrapper.scrollTop=b.wrapper.scrollLeft=0}),te(window,"resize",d),setTimeout(e,5e3),te(b.input,"keyup",vb(a,function(b){a.options.onKeyEvent&&a.options.onKeyEvent(a,ne(b))||16==b.keyCode&&(a.doc.sel.shift=!1)})),te(b.input,"input",Ne(Ab,a)),te(b.input,"keydown",vb(a,Zb)),te(b.input,"keypress",vb(a,$b)),te(b.input,"focus",Ne(_b,a)),te(b.input,"blur",Ne(ac,a)),a.options.dragDrop&&(te(b.scroller,"dragstart",function(b){Nb(a,b)}),te(b.scroller,"dragenter",f),te(b.scroller,"dragover",f),te(b.scroller,"drop",vb(a,Lb))),te(b.scroller,"paste",function(c){Gb(b,c)||(Db(a),Ab(a))}),te(b.input,"paste",function(){a.state.pasteIncoming=!0,Ab(a)}),te(b.input,"cut",g),te(b.input,"copy",g),j&&te(b.sizer,"mouseup",function(){document.activeElement==b.input&&b.input.blur(),Db(a)})}function Gb(a,b){for(var c=re(b);c!=a.wrapper;c=c.parentNode){if(!c)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(c.className)||c.parentNode==a.sizer&&c!=a.mover)return!0}}function Hb(a,b,c){var d=a.display;if(!c){var e=re(b);if(e==d.scrollbarH||e==d.scrollbarH.firstChild||e==d.scrollbarV||e==d.scrollbarV.firstChild||e==d.scrollbarFiller)return null}var f,g,h=We(d.lineSpace);try{f=b.clientX,g=b.clientY}catch(b){return null}return nb(a,f-h.left,g-h.top)}function Kb(a){function p(a){if("single"==j)return wc(c.doc,tc(f,h),a),void 0;if(n=tc(f,n),o=tc(f,o),"double"==j){var b=Jc(Wd(f,a.line).text,a);qc(a,n)?wc(c.doc,b.from,o):wc(c.doc,n,b.to)}else"triple"==j&&(qc(a,n)?wc(c.doc,o,tc(f,oc(a.line,0))):wc(c.doc,n,tc(f,oc(a.line+1,0))))}function s(a){var b=++r,e=Hb(c,a,!0);if(e)if(pc(e,l)){var h=a.clientY<q.top?-20:a.clientY>q.bottom?20:0;h&&setTimeout(vb(c,function(){r==b&&(d.scroller.scrollTop+=h,s(a))}),50)}else{c.state.focused||_b(c),l=e,p(e);var g=K(d,f);(e.line>=g.to||e.line<g.from)&&setTimeout(vb(c,function(){r==b&&s(a)}),150)}}function u(a){r=1/0;var b=Hb(c,a);b&&p(b),oe(a),Db(c),ue(document,"mousemove",v),ue(document,"mouseup",w)}var c=this,d=c.display,f=c.doc,g=f.sel;if(g.shift=a.shiftKey,Gb(d,a))return e||(d.scroller.draggable=!1,setTimeout(function(){d.scroller.draggable=!0},100)),void 0;if(!Mb(c,a)){var h=Hb(c,a);switch(se(a)){case 3:return t&&cc.call(c,c,a),void 0;case 2:return h&&wc(c.doc,h),setTimeout(Ne(Db,c),20),oe(a),void 0}if(!h)return re(a)==d.scroller&&oe(a),void 0;c.state.focused||_b(c);var i=+new Date,j="single";if(Jb&&Jb.time>i-400&&pc(Jb.pos,h))j="triple",oe(a),setTimeout(Ne(Db,c),20),Kc(c,h.line);else if(Ib&&Ib.time>i-400&&pc(Ib.pos,h)){j="double",Jb={time:i,pos:h},oe(a);var k=Jc(Wd(f,h.line).text,h);wc(c.doc,k.from,k.to)}else Ib={time:i,pos:h};var l=h;if(c.options.dragDrop&&Xe&&!Eb(c)&&!pc(g.from,g.to)&&!qc(h,g.from)&&!qc(g.to,h)&&"single"==j){var m=vb(c,function(b){e&&(d.scroller.draggable=!1),c.state.draggingText=!1,ue(document,"mouseup",m),ue(d.scroller,"drop",m),Math.abs(a.clientX-b.clientX)+Math.abs(a.clientY-b.clientY)<10&&(oe(b),wc(c.doc,h),Db(c))});return e&&(d.scroller.draggable=!0),c.state.draggingText=m,d.scroller.dragDrop&&d.scroller.dragDrop(),te(document,"mouseup",m),te(d.scroller,"drop",m),void 0}oe(a),"single"==j&&wc(c.doc,tc(f,h));var n=g.from,o=g.to,q=We(d.wrapper),r=0,v=vb(c,function(a){b||se(a)?s(a):u(a)}),w=vb(c,u);te(document,"mousemove",v),te(document,"mouseup",w)}}function Lb(a){var b=this;if(!(Gb(b.display,a)||b.options.onDragEvent&&b.options.onDragEvent(b,ne(a)))){oe(a);var c=Hb(b,a,!0),d=a.dataTransfer.files;if(c&&!Eb(b))if(d&&d.length&&window.FileReader&&window.File)for(var e=d.length,f=Array(e),g=0,h=function(a,d){var h=new FileReader;h.onload=function(){f[d]=h.result,++g==e&&(c=tc(b.doc,c),nc(b.doc,f.join(""),c,"around","paste"))},h.readAsText(a)},i=0;e>i;++i)h(d[i],i);else{if(b.state.draggingText&&!qc(c,b.doc.sel.from)&&!qc(b.doc.sel.to,c))return b.state.draggingText(a),setTimeout(Ne(Db,b),20),void 0;try{var f=a.dataTransfer.getData("Text");if(f){var j=b.doc.sel.from,k=b.doc.sel.to;yc(b.doc,c,c),b.state.draggingText&&nc(b.doc,"",j,k,"paste"),b.replaceSelection(f,null,"paste"),Db(b),_b(b)}}catch(a){}}}}function Mb(a,b){var c=a.display;try{var d=b.clientX,e=b.clientY}catch(b){return!1}if(d>=Math.floor(We(c.gutters).right))return!1;if(oe(b),!Ae(a,"gutterClick"))return!0;var f=We(c.lineDiv);if(e>f.bottom)return!0;e-=f.top-c.viewOffset;for(var g=0;g<a.options.gutters.length;++g){var h=c.gutters.childNodes[g];if(h&&We(h).right>=d){var i=_d(a.doc,e),j=a.options.gutters[g];ye(a,"gutterClick",a,i,j,b);break}}return!0}function Nb(a,b){if(!Gb(a.display,b)){var c=a.getSelection();if(b.dataTransfer.setData("Text",c),b.dataTransfer.setDragImage&&!i){var d=Se("img",null,null,"position: fixed; left: 0; top: 0;");h&&(d.width=d.height=1,a.display.wrapper.appendChild(d),d._top=d.offsetTop),b.dataTransfer.setDragImage(d,0,0),h&&d.parentNode.removeChild(d)}}}function Ob(b,c){Math.abs(b.doc.scrollTop-c)<2||(b.doc.scrollTop=c,a||P(b,[],c),b.display.scroller.scrollTop!=c&&(b.display.scroller.scrollTop=c),b.display.scrollbarV.scrollTop!=c&&(b.display.scrollbarV.scrollTop=c),a&&P(b,[]))}function Pb(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,L(a),a.display.scroller.scrollLeft!=b&&(a.display.scroller.scrollLeft=b),a.display.scrollbarH.scrollLeft!=b&&(a.display.scrollbarH.scrollLeft=b))}function Sb(b,c){var d=c.wheelDeltaX,f=c.wheelDeltaY;if(null==d&&c.detail&&c.axis==c.HORIZONTAL_AXIS&&(d=c.detail),null==f&&c.detail&&c.axis==c.VERTICAL_AXIS?f=c.detail:null==f&&(f=c.wheelDelta),f&&p&&e)for(var g=c.target;g!=j;g=g.parentNode)if(g.lineObj){b.display.currentWheelTarget=g;
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d=a.doc,e=d.sel.shift,f=!1;try{Eb(a)&&(a.state.suppressEdits=!0),c&&(d.sel.shift=!1),f=b(a)!=Ce}finally{d.sel.shift=e,a.state.suppressEdits=!1}return f}function Ub(a){var b=a.state.keyMaps.slice(0);return b.push(a.options.keyMap),a.options.extraKeys&&b.unshift(a.options.extraKeys),b}function Wb(a,b){var c=Xc(a.options.keyMap),e=c.auto;clearTimeout(Vb),e&&!Zc(b)&&(Vb=setTimeout(function(){Xc(a.options.keyMap)==c&&(a.options.keyMap=e.call?e.call(null,a):e)},50));var f=$c(b,!0),g=!1;if(!f)return!1;var h=Ub(a);return g=b.shiftKey?Yc("Shift-"+f,h,function(b){return Tb(a,b,!0)})||Yc(f,h,function(b){return"string"==typeof b&&/^go[A-Z]/.test(b)?Tb(a,b):void 0}):Yc(f,h,function(b){return Tb(a,b)}),"stop"==g&&(g=!1),g&&(oe(b),$(a),d&&(b.oldKeyCode=b.keyCode,b.keyCode=0)),g}function Xb(a,b,c){var d=Yc("'"+c+"'",Ub(a),function(b){return Tb(a,b,!0)});return d&&(oe(b),$(a)),d}function Zb(a){var c=this;if(c.state.focused||_b(c),b&&27==a.keyCode&&(a.returnValue=!1),!c.options.onKeyEvent||!c.options.onKeyEvent(c,ne(a))){var d=a.keyCode;c.doc.sel.shift=16==d||a.shiftKey;var e=Wb(c,a);h&&(Yb=e?d:null,!e&&88==d&&!df&&(p?a.metaKey:a.ctrlKey)&&c.replaceSelection(""))}}function $b(a){var b=this;if(!b.options.onKeyEvent||!b.options.onKeyEvent(b,ne(a))){var c=a.keyCode,d=a.charCode;if(h&&c==Yb)return Yb=null,oe(a),void 0;if(!(h&&(!a.which||a.which<10)||j)||!Wb(b,a)){var e=String.fromCharCode(null==d?c:d);this.options.electricChars&&this.doc.mode.electricChars&&this.options.smartIndent&&!Eb(this)&&this.doc.mode.electricChars.indexOf(e)>-1&&setTimeout(vb(b,function(){Fc(b,b.doc.sel.to.line,"smart")}),75),Xb(b,a,e)||Ab(b)}}}function _b(a){"nocursor"!=a.options.readOnly&&(a.state.focused||(ve(a,"focus",a),a.state.focused=!0,-1==a.display.wrapper.className.search(/\bCodeMirror-focused\b/)&&(a.display.wrapper.className+=" CodeMirror-focused"),Cb(a,!0)),zb(a),$(a))}function ac(a){a.state.focused&&(ve(a,"blur",a),a.state.focused=!1,a.display.wrapper.className=a.display.wrapper.className.replace(" CodeMirror-focused","")),clearInterval(a.display.blinker),setTimeout(function(){a.state.focused||(a.doc.sel.shift=!1)},150)}function cc(a,c){function k(){if(e.inputDiv.style.position="relative",e.input.style.cssText=j,d&&(e.scrollbarV.scrollTop=e.scroller.scrollTop=i),zb(a),null!=e.input.selectionStart&&(!b||d)){clearTimeout(bc);var c=e.input.value=" "+(pc(f.from,f.to)?"":e.input.value),g=0;e.prevInput=" ",e.input.selectionStart=1,e.input.selectionEnd=c.length;var h=function(){" "==e.prevInput&&0==e.input.selectionStart?vb(a,Vc.selectAll)(a):g++<10?bc=setTimeout(h,500):Cb(a)};bc=setTimeout(h,200)}}var e=a.display,f=a.doc.sel;if(!Gb(e,c)){var g=Hb(a,c),i=e.scroller.scrollTop;if(g&&!h){(pc(f.from,f.to)||qc(g,f.from)||!qc(g,f.to))&&vb(a,yc)(a.doc,g,g);var j=e.input.style.cssText;if(e.inputDiv.style.position="absolute",e.input.style.cssText="position: fixed; width: 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c)return{anchor:ec(a,b,c.anchor),head:ec(a,b,c.head)};if("start"==c)return{anchor:b.from,head:b.from};var d=dc(b);if("around"==c)return{anchor:b.from,head:d};if("end"==c)return{anchor:d,head:d};var e=function(a){if(qc(a,b.from))return a;if(!qc(b.to,a))return d;var c=a.line+b.text.length-(b.to.line-b.from.line)-1,e=a.ch;return a.line==b.to.line&&(e+=d.ch-b.to.ch),oc(c,e)};return{anchor:e(a.sel.anchor),head:e(a.sel.head)}}function gc(a,b){var c={canceled:!1,from:b.from,to:b.to,text:b.text,origin:b.origin,update:function(b,c,d,e){b&&(this.from=tc(a,b)),c&&(this.to=tc(a,c)),d&&(this.text=d),void 0!==e&&(this.origin=e)},cancel:function(){this.canceled=!0}};return ve(a,"beforeChange",a,c),a.cm&&ve(a.cm,"beforeChange",a.cm,c),c.canceled?null:{from:c.from,to:c.to,text:c.text,origin:c.origin}}function hc(a,b,c,d){if(a.cm){if(!a.cm.curOp)return vb(a.cm,hc)(a,b,c,d);if(a.cm.state.suppressEdits)return}if(!(Ae(a,"beforeChange")||a.cm&&Ae(a.cm,"beforeChange"))||(b=gc(a,b))){var e=u&&!d&&ld(a,b.from,b.to);if(e){for(var f=e.length-1;f>=1;--f)ic(a,{from:e[f].from,to:e[f].to,text:[""]});e.length&&ic(a,{from:e[0].from,to:e[0].to,text:b.text},c)}else ic(a,b,c)}}function ic(a,b,c){var d=fc(a,b,c);fe(a,b,d,a.cm?a.cm.curOp.id:0/0),lc(a,b,d,jd(a,b));var e=[];Ud(a,function(a,c){c||-1!=Je(e,a.history)||(le(a.history,b),e.push(a.history)),lc(a,b,null,jd(a,b))})}function jc(a,b){var c=a.history,d=("undo"==b?c.done:c.undone).pop();if(d){c.dirtyCounter+="undo"==b?-1:1;var e={changes:[],anchorBefore:d.anchorAfter,headBefore:d.headAfter,anchorAfter:d.anchorBefore,headAfter:d.headBefore};("undo"==b?c.undone:c.done).push(e);for(var f=d.changes.length-1;f>=0;--f){var g=d.changes[f];g.origin=b,e.changes.push(ee(a,g));var h=f?fc(a,g,null):{anchor:d.anchorBefore,head:d.headBefore};lc(a,g,h,kd(a,g));var i=[];Ud(a,function(a,b){b||-1!=Je(i,a.history)||(le(a.history,g),i.push(a.history)),lc(a,g,null,kd(a,g))})}}}function kc(a,b){function c(a){return oc(a.line+b,a.ch)}a.first+=b,a.cm&&yb(a.cm,a.first,a.first,b),a.sel.head=c(a.sel.head),a.sel.anchor=c(a.sel.anchor),a.sel.from=c(a.sel.from),a.sel.to=c(a.sel.to)}function lc(a,b,c,d){if(a.cm&&!a.cm.curOp)return vb(a.cm,lc)(a,b,c,d);if(b.to.line<a.first)return kc(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);kc(a,e),b={from:oc(a.first,0),to:oc(b.to.line+e,b.to.ch),text:[He(b.text)],origin:b.origin}}var f=a.lastLine();b.to.line>f&&(b={from:b.from,to:oc(f,Wd(a,f).text.length),text:[b.text[0]],origin:b.origin}),c||(c=fc(a,b,null)),a.cm?mc(a.cm,b,d,c):Nd(a,b,d,c)}}function mc(a,b,c,d){var e=a.doc,f=a.display,g=b.from,h=b.to,i=!1,j=g.line;a.options.lineWrapping||(j=$d(pd(e,Wd(e,g.line))),e.iter(j,h.line+1,function(a){return a==f.maxLine?(i=!0,!0):void 0})),Nd(e,b,c,d,A(a)),a.options.lineWrapping||(e.iter(j,g.line+b.text.length,function(a){var b=G(e,a);b>f.maxLineLength&&(f.maxLine=a,f.maxLineLength=b,f.maxLineChanged=!0,i=!1)}),i&&(a.curOp.updateMaxLine=!0)),e.frontier=Math.min(e.frontier,g.line),_(a,400);var k=b.text.length-(h.line-g.line)-1;if(yb(a,g.line,h.line+1,k),Ae(a,"change")){var l={from:g,to:h,text:b.text,origin:b.origin};if(a.curOp.textChanged){for(var m=a.curOp.textChanged;m.next;m=m.next);m.next=l}else a.curOp.textChanged=l}}function nc(a,b,c,d,e){if(d||(d=c),qc(d,c)){var f=d;d=c,c=f}"string"==typeof b&&(b=bf(b)),hc(a,{from:c,to:d,text:b,origin:e},null)}function oc(a,b){return this instanceof oc?(this.line=a,this.ch=b,void 0):new oc(a,b)}function pc(a,b){return a.line==b.line&&a.ch==b.ch}function qc(a,b){return a.line<b.line||a.line==b.line&&a.ch<b.ch}function rc(a){return oc(a.line,a.ch)}function sc(a,b){return Math.max(a.first,Math.min(b,a.first+a.size-1))}function tc(a,b){if(b.line<a.first)return oc(a.first,0);var c=a.first+a.size-1;return b.line>c?oc(c,Wd(a,c).text.length):uc(b,Wd(a,b.line).text.length)}function uc(a,b){var c=a.ch;return null==c||c>b?oc(a.line,b):0>c?oc(a.line,0):a}function vc(a,b){return b>=a.first&&b<a.first+a.size}function wc(a,b,c,d){if(a.sel.shift||a.sel.extend){var e=a.sel.anchor;if(c){var f=qc(b,e);f!=qc(c,e)?(e=b,b=c):f!=qc(b,c)&&(b=c)}yc(a,e,b,d)}else yc(a,b,c||b,d);a.cm&&(a.cm.curOp.userSelChange=!0)}function xc(a,b,c){var d={anchor:b,head:c};return ve(a,"beforeSelectionChange",a,d),a.cm&&ve(a.cm,"beforeSelectionChange",a.cm,d),d.anchor=tc(a,d.anchor),d.head=tc(a,d.head),d}function yc(a,b,c,d,e){if(!e&&Ae(a,"beforeSelectionChange")||a.cm&&Ae(a.cm,"beforeSelectionChange")){var f=xc(a,b,c);c=f.head,b=f.anchor}var g=a.sel;if(g.goalColumn=null,(e||!pc(b,g.anchor))&&(b=Ac(a,b,d,"push"!=e)),(e||!pc(c,g.head))&&(c=Ac(a,c,d,"push"!=e)),!pc(g.anchor,b)||!pc(g.head,c)){g.anchor=b,g.head=c;var h=qc(c,b);g.from=h?c:b,g.to=h?b:c,a.cm&&(a.cm.curOp.updateInput=a.cm.curOp.selectionChanged=!0),ye(a,"cursorActivity",a)}}function zc(a){yc(a.doc,a.doc.sel.from,a.doc.sel.to,null,"push")}function Ac(a,b,c,d){var e=!1,f=b,g=c||1;a.cantEdit=!1;a:for(;;){var i,h=Wd(a,f.line);if(h.markedSpans){for(var j=0;j<h.markedSpans.length;++j){var k=h.markedSpans[j],l=k.marker;if((null==k.from||(l.inclusiveLeft?k.from<=f.ch:k.from<f.ch))&&(null==k.to||(l.inclusiveRight?k.to>=f.ch:k.to>f.ch))){if(d&&l.clearOnEnter){(i||(i=[])).push(l);continue}if(!l.atomic)continue;var m=l.find()[0>g?"from":"to"];if(pc(m,f)&&(m.ch+=g,m.ch<0?m=m.line>a.first?tc(a,oc(m.line-1)):null:m.ch>h.text.length&&(m=m.line<a.first+a.size-1?oc(m.line+1,0):null),!m)){if(e)return d?(a.cantEdit=!0,oc(a.first,0)):Ac(a,b,c,!0);e=!0,m=b,g=-g}f=m;continue a}}if(i)for(var j=0;j<i.length;++j)i[j].clear()}return f}}function Bc(a){var b=Cc(a,a.doc.sel.head);if(a.state.focused){var c=a.display,d=We(c.sizer),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="none"==c.cursor.style.display;f&&(c.cursor.style.display="",c.cursor.style.left=b.left+"px",c.cursor.style.top=b.top-c.viewOffset+"px"),c.cursor.scrollIntoView(e),f&&(c.cursor.style.display="none")}}}function Cc(a,b){for(;;){var c=!1,d=lb(a,b),e=Ec(a,d.left,d.top,d.left,d.bottom),f=a.doc.scrollTop,g=a.doc.scrollLeft;if(null!=e.scrollTop&&(Ob(a,e.scrollTop),Math.abs(a.doc.scrollTop-f)>1&&(c=!0)),null!=e.scrollLeft&&(Pb(a,e.scrollLeft),Math.abs(a.doc.scrollLeft-g)>1&&(c=!0)),!c)return d}}function Dc(a,b,c,d,e){var f=Ec(a,b,c,d,e);null!=f.scrollTop&&Ob(a,f.scrollTop),null!=f.scrollLeft&&Pb(a,f.scrollLeft)}function Ec(a,b,c,d,e){var f=a.display,g=db(f);c+=g,e+=g;var h=f.scroller.clientHeight-Be,i=f.scroller.scrollTop,j={},k=a.doc.height+2*g,l=g+10>c,m=e+g>k-10;i>c?j.scrollTop=l?0:Math.max(0,c):e>i+h&&(j.scrollTop=(m?k:e)-h);var n=f.scroller.clientWidth-Be,o=f.scroller.scrollLeft;b+=f.gutters.offsetWidth,d+=f.gutters.offsetWidth;var p=f.gutters.offsetWidth,q=p+10>b;return o+p>b||q?(q&&(b=0),j.scrollLeft=Math.max(0,b-10-p)):d>n+o-3&&(j.scrollLeft=d+10-n),j}function Fc(a,b,c,d){var e=a.doc;if(c||(c="add"),"smart"==c)if(a.doc.mode.indent)var f=cb(a,b);else c="prev";var k,g=a.options.tabSize,h=Wd(e,b),i=Ee(h.text,null,g),j=h.text.match(/^\s*/)[0];if("smart"==c&&(k=a.doc.mode.indent(f,h.text.slice(j.length),h.text),k==Ce)){if(!d)return;c="prev"}"prev"==c?k=b>e.first?Ee(Wd(e,b-1).text,null,g):0:"add"==c?k=i+a.options.indentUnit:"subtract"==c&&(k=i-a.options.indentUnit),k=Math.max(0,k);var l="",m=0;if(a.options.indentWithTabs)for(var n=Math.floor(k/g);n;--n)m+=g,l+=" ";k>m&&(l+=Ge(k-m)),l!=j&&nc(a.doc,l,oc(b,0),oc(b,j.length),"+input"),h.stateAfter=null}function Gc(a,b,c){var d=b,e=b,f=a.doc;return"number"==typeof b?e=Wd(f,sc(f,b)):d=$d(b),null==d?null:c(e,d)?(yb(a,d,d+1),e):null}function Hc(a,b,c,d,e){function 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