Function update

lib/codemirror/codemirror.min.js:46–46

(line,text,spans)

}}if(!ws.length){line.widgets=null}var height=widgetHeight(this);runInOp(cm,function(){adjustScrollWhenAboveVisible(cm,line,-height);regLineChange(cm,no,"widget");updateLineHeight(line,Math.max(0,line.height-height))})};LineWidget.prototype.changed=function(){var oldH=this.height,cm=this.cm,line=this.line;this.height=null;var diff=widgetHeight(this)-oldH;if(!diff){return}runInOp(cm,function(){cm.curOp.forceUpdate=true;adjustScrollWhenAboveVisible(cm,line,diff);updateLineHeight(line,line.height+diff)})};function widgetHeight(widget){if(widget.height!=null){return widget.height}if(!contains(document.body,widget.node)){var parentStyle="position: relative;";if(widget.coverGutter){parentStyle+="margin-left: -"+widget.cm.display.gutters.offsetWidth+"px;"}if(widget.noHScroll){parentStyle+="width: "+widget.cm.display.wrapper.clientWidth+"px;"}removeChildrenAndAdd(widget.cm.display.measure,elt("div",[widget.node],null,parentStyle))}return widget.height=widget.node.offsetHeight}function addLineWidget(cm,handle,node,options){var widget=new LineWidget(cm,node,options);if(widget.noHScroll){cm.display.alignWidgets=true}changeLine(cm.doc,handle,"widget",function(line){var widgets=line.widgets||(line.widgets=[]);if(widget.insertAt==null){widgets.push(widget)}else{widgets.splice(Math.min(widgets.length-1,Math.max(0,widget.insertAt)),0,widget)}widget.line=line;if(!lineIsHidden(cm.doc,line)){var aboveVisible=heightAtLine(line)<cm.doc.scrollTop;updateLineHeight(line,line.height+widgetHeight(widget));if(aboveVisible){addToScrollPos(cm,null,widget.height)}cm.curOp.forceUpdate=true}return true});return widget}var Line=CodeMirror.Line=function(text,markedSpans,estimateHeight){this.text=text;attachMarkedSpans(this,markedSpans);this.height=estimateHeight?estimateHeight(this):1};eventMixin(Line);Line.prototype.lineNo=function(){return lineNo(this)};function updateLine(line,text,markedSpans,estimateHeight){line.text=text;if(line.stateAfter){line.stateAfter=null}if(line.styles){line.styles=null}if(line.order!=null){line.order=null}detachMarkedSpans(line);attachMarkedSpans(line,markedSpans);var estHeight=estimateHeight?estimateHeight(line):1;if(estHeight!=line.height){updateLineHeight(line,estHeight)}}function cleanUpLine(line){line.parent=null;detachMarkedSpans(line)}function extractLineClasses(type,output){if(type){for(;;){var lineClass=type.match(/(?:^|\s+)line-(background-)?(\S+)/);if(!lineClass){break}type=type.slice(0,lineClass.index)+type.slice(lineClass.index+lineClass[0].length);var prop=lineClass[1]?"bgClass":"textClass";if(output[prop]==null){output[prop]=lineClass[2]}else{if(!(new RegExp("(?:^|s)"+lineClass[2]+"(?:$|s)")).test(output[prop])){output[prop]+=" "+lineClass[2]}}}}return type}function callBlankLine(mode,state){if(mode.blankLine){return mode.blankLine(state)}if(!mode.innerMode){return}var inner=CodeMirror.innerMode(mode,state);if(inner.mode.blankLine){return inner.mode.blankLine(inner.state)}}function readToken(mode,stream,state,inner){for(var i=0;i<10;i++){if(inner){inner[0]=CodeMirror.innerMode(mode,state).mode}var style=mode.token(stream,state);if(stream.pos>stream.start){return style}}throw new Error("Mode "+mode.name+" failed to advance stream.")}function takeToken(cm,pos,precise,asArray){function getObj(copy){return{start:stream.start,end:stream.pos,string:stream.current(),type:style||null,state:copy?copyState(doc.mode,state):state}}var doc=cm.doc,mode=doc.mode,style;pos=clipPos(doc,pos);var line=getLine(doc,pos.line),state=getStateBefore(cm,pos.line,precise);var stream=new StringStream(line.text,cm.options.tabSize),tokens;if(asArray){tokens=[]}while((asArray||stream.pos<pos.ch)&&!stream.eol()){stream.start=stream.pos;style=readToken(mode,stream,state);if(asArray){tokens.push(getObj(true))}}return asArray?tokens:getObj()}function runMode(cm,text,mode,state,f,lineClasses,forceToEnd){var flattenSpans=mode.flattenSpans;if(flattenSpans==null){flattenSpans=cm.options.flattenSpans}var curStart=0,curStyle=null;var stream=new StringStream(text,cm.options.tabSize),style;var inner=cm.options.addModeClass&&[null];if(text==""){extractLineClasses(callBlankLine(mode,state),lineClasses)}while(!stream.eol()){if(stream.pos>cm.options.maxHighlightLength){flattenSpans=false;if(forceToEnd){processLine(cm,text,state,stream.pos)}stream.pos=text.length;style=null}else{style=extractLineClasses(readToken(mode,stream,state,inner),lineClasses)}if(inner){var mName=inner[0].name;if(mName){style="m-"+(style?mName+" "+style:mName)}}if(!flattenSpans||curStyle!=style){while(curStart<stream.start){curStart=Math.min(stream.start,curStart+50000);f(curStart,curStyle)}curStyle=style}stream.start=stream.pos}while(curStart<stream.pos){var pos=Math.min(stream.pos,curStart+50000);f(pos,curStyle);curStart=pos}}function highlightLine(cm,line,state,forceToEnd){var st=[cm.state.modeGen],lineClasses={};runMode(cm,line.text,cm.doc.mode,state,function(end,style){st.push(end,style)},lineClasses,forceToEnd);for(var o=0;o<cm.state.overlays.length;++o){var overlay=cm.state.overlays[o],i=1,at=0;
runMode(cm,line.text,overlay.mode,true,function(end,style){var start=i;while(at<end){var i_end=st[i];if(i_end>end){st.splice(i,1,end,st[i+1],i_end)}i+=2;at=Math.min(end,i_end)}if(!style){return}if(overlay.opaque){st.splice(start,i-start,end,"cm-overlay "+style);i=start+2}else{for(;start<i;start+=2){var cur=st[start+1];st[start+1]=(cur?cur+" ":"")+"cm-overlay "+style}}},lineClasses)}return{styles:st,classes:lineClasses.bgClass||lineClasses.textClass?lineClasses:null}}function getLineStyles(cm,line,updateFrontier){if(!line.styles||line.styles[0]!=cm.state.modeGen){var result=highlightLine(cm,line,line.stateAfter=getStateBefore(cm,lineNo(line)));line.styles=result.styles;if(result.classes){line.styleClasses=result.classes}else{if(line.styleClasses){line.styleClasses=null}}if(updateFrontier===cm.doc.frontier){cm.doc.frontier++}}return line.styles}function processLine(cm,text,state,startAt){var mode=cm.doc.mode;var stream=new StringStream(text,cm.options.tabSize);stream.start=stream.pos=startAt||0;if(text==""){callBlankLine(mode,state)}while(!stream.eol()&&stream.pos<=cm.options.maxHighlightLength){readToken(mode,stream,state);stream.start=stream.pos}}var styleToClassCache={},styleToClassCacheWithMode={};function interpretTokenStyle(style,options){if(!style||/^\s*$/.test(style)){return null}var cache=options.addModeClass?styleToClassCacheWithMode:styleToClassCache;return cache[style]||(cache[style]=style.replace(/\S+/g,"cm-$&"))}function buildLineContent(cm,lineView){var content=elt("span",null,null,webkit?"padding-right: .1px":null);var builder={pre:elt("pre",[content]),content:content,col:0,pos:0,cm:cm};lineView.measure={};for(var i=0;i<=(lineView.rest?lineView.rest.length:0);i++){var line=i?lineView.rest[i-1]:lineView.line,order;builder.pos=0;builder.addToken=buildToken;if((ie||webkit)&&cm.getOption("lineWrapping")){builder.addToken=buildTokenSplitSpaces(builder.addToken)}if(hasBadBidiRects(cm.display.measure)&&(order=getOrder(line))){builder.addToken=buildTokenBadBidi(builder.addToken,order)}builder.map=[];var allowFrontierUpdate=lineView!=cm.display.externalMeasured&&lineNo(line);insertLineContent(line,builder,getLineStyles(cm,line,allowFrontierUpdate));if(line.styleClasses){if(line.styleClasses.bgClass){builder.bgClass=joinClasses(line.styleClasses.bgClass,builder.bgClass||"")}if(line.styleClasses.textClass){builder.textClass=joinClasses(line.styleClasses.textClass,builder.textClass||"")}}if(builder.map.length==0){builder.map.push(0,0,builder.content.appendChild(zeroWidthElement(cm.display.measure)))}if(i==0){lineView.measure.map=builder.map;lineView.measure.cache={}}else{(lineView.measure.maps||(lineView.measure.maps=[])).push(builder.map);(lineView.measure.caches||(lineView.measure.caches=[])).push({})}}if(webkit&&/\bcm-tab\b/.test(builder.content.lastChild.className)){builder.content.className="cm-tab-wrap-hack"}signal(cm,"renderLine",cm,lineView.line,builder.pre);if(builder.pre.className){builder.textClass=joinClasses(builder.pre.className,builder.textClass||"")}return builder}function defaultSpecialCharPlaceholder(ch){var token=elt("span","\u2022","cm-invalidchar");token.title="\\u"+ch.charCodeAt(0).toString(16);token.setAttribute("aria-label",token.title);return token}function buildToken(builder,text,style,startStyle,endStyle,title,css){if(!text){return}var special=builder.cm.options.specialChars,mustWrap=false;if(!special.test(text)){builder.col+=text.length;var content=document.createTextNode(text);builder.map.push(builder.pos,builder.pos+text.length,content);if(ie&&ie_version<9){mustWrap=true}builder.pos+=text.length}else{var content=document.createDocumentFragment(),pos=0;while(true){special.lastIndex=pos;var m=special.exec(text);var skipped=m?m.index-pos:text.length-pos;if(skipped){var txt=document.createTextNode(text.slice(pos,pos+skipped));if(ie&&ie_version<9){content.appendChild(elt("span",[txt]))}else{content.appendChild(txt)}builder.map.push(builder.pos,builder.pos+skipped,txt);builder.col+=skipped;builder.pos+=skipped}if(!m){break}pos+=skipped+1;if(m[0]=="\t"){var tabSize=builder.cm.options.tabSize,tabWidth=tabSize-builder.col%tabSize;var txt=content.appendChild(elt("span",spaceStr(tabWidth),"cm-tab"));txt.setAttribute("role","presentation");txt.setAttribute("cm-text","\t");builder.col+=tabWidth}else{var txt=builder.cm.options.specialCharPlaceholder(m[0]);txt.setAttribute("cm-text",m[0]);if(ie&&ie_version<9){content.appendChild(elt("span",[txt]))}else{content.appendChild(txt)}builder.col+=1}builder.map.push(builder.pos,builder.pos+1,txt);builder.pos++}}if(style||startStyle||endStyle||mustWrap||css){var fullStyle=style||"";if(startStyle){fullStyle+=startStyle}if(endStyle){fullStyle+=endStyle}var token=elt("span",[content],fullStyle,css);if(title){token.title=title}return builder.content.appendChild(token)}builder.content.appendChild(content)}function buildTokenSplitSpaces(inner){function split(old){var out=" ";for(var i=0;i<old.length-2;++i){out+=i%2?" ":"\u00a0"}out+=" ";return out}return function(builder,text,style,startStyle,endStyle,title){inner(builder,text.replace(/ {3,}/g,split),style,startStyle,endStyle,title)
}}function buildTokenBadBidi(inner,order){return function(builder,text,style,startStyle,endStyle,title){style=style?style+" cm-force-border":"cm-force-border";var start=builder.pos,end=start+text.length;for(;;){for(var i=0;i<order.length;i++){var part=order[i];if(part.to>start&&part.from<=start){break}}if(part.to>=end){return inner(builder,text,style,startStyle,endStyle,title)}inner(builder,text.slice(0,part.to-start),style,startStyle,null,title);startStyle=null;text=text.slice(part.to-start);start=part.to}}}function buildCollapsedSpan(builder,size,marker,ignoreWidget){var widget=!ignoreWidget&&marker.widgetNode;if(widget){builder.map.push(builder.pos,builder.pos+size,widget)}if(!ignoreWidget&&builder.cm.display.input.needsContentAttribute){if(!widget){widget=builder.content.appendChild(document.createElement("span"))}widget.setAttribute("cm-marker",marker.id)}if(widget){builder.cm.display.input.setUneditable(widget);builder.content.appendChild(widget)}builder.pos+=size}function insertLineContent(line,builder,styles){var spans=line.markedSpans,allText=line.text,at=0;if(!spans){for(var i=1;i<styles.length;i+=2){builder.addToken(builder,allText.slice(at,at=styles[i]),interpretTokenStyle(styles[i+1],builder.cm.options))}return}var len=allText.length,pos=0,i=1,text="",style,css;var nextChange=0,spanStyle,spanEndStyle,spanStartStyle,title,collapsed;for(;;){if(nextChange==pos){spanStyle=spanEndStyle=spanStartStyle=title=css="";collapsed=null;nextChange=Infinity;var foundBookmarks=[];for(var j=0;j<spans.length;++j){var sp=spans[j],m=sp.marker;if(sp.from<=pos&&(sp.to==null||sp.to>pos)){if(sp.to!=null&&nextChange>sp.to){nextChange=sp.to;spanEndStyle=""}if(m.className){spanStyle+=" "+m.className}if(m.css){css=m.css}if(m.startStyle&&sp.from==pos){spanStartStyle+=" "+m.startStyle}if(m.endStyle&&sp.to==nextChange){spanEndStyle+=" "+m.endStyle}if(m.title&&!title){title=m.title}if(m.collapsed&&(!collapsed||compareCollapsedMarkers(collapsed.marker,m)<0)){collapsed=sp}}else{if(sp.from>pos&&nextChange>sp.from){nextChange=sp.from}}if(m.type=="bookmark"&&sp.from==pos&&m.widgetNode){foundBookmarks.push(m)}}if(collapsed&&(collapsed.from||0)==pos){buildCollapsedSpan(builder,(collapsed.to==null?len+1:collapsed.to)-pos,collapsed.marker,collapsed.from==null);if(collapsed.to==null){return}}if(!collapsed&&foundBookmarks.length){for(var j=0;j<foundBookmarks.length;++j){buildCollapsedSpan(builder,0,foundBookmarks[j])}}}if(pos>=len){break}var upto=Math.min(len,nextChange);while(true){if(text){var end=pos+text.length;if(!collapsed){var tokenText=end>upto?text.slice(0,upto-pos):text;builder.addToken(builder,tokenText,style?style+spanStyle:spanStyle,spanStartStyle,pos+tokenText.length==nextChange?spanEndStyle:"",title,css)}if(end>=upto){text=text.slice(upto-pos);pos=upto;break}pos=end;spanStartStyle=""}text=allText.slice(at,at=styles[i++]);style=interpretTokenStyle(styles[i++],builder.cm.options)}}}function isWholeLineUpdate(doc,change){return change.from.ch==0&&change.to.ch==0&&lst(change.text)==""&&(!doc.cm||doc.cm.options.wholeLineUpdateBefore)}function updateDoc(doc,change,markedSpans,estimateHeight){function spansFor(n){return markedSpans?markedSpans[n]:null}function update(line,text,spans){updateLine(line,text,spans,estimateHeight);signalLater(line,"change",line,change)}function linesFor(start,end){for(var i=start,result=[];i<end;++i){result.push(new Line(text[i],spansFor(i),estimateHeight))}return result}var from=change.from,to=change.to,text=change.text;var firstLine=getLine(doc,from.line),lastLine=getLine(doc,to.line);var lastText=lst(text),lastSpans=spansFor(text.length-1),nlines=to.line-from.line;if(change.full){doc.insert(0,linesFor(0,text.length));doc.remove(text.length,doc.size-text.length)}else{if(isWholeLineUpdate(doc,change)){var added=linesFor(0,text.length-1);update(lastLine,lastLine.text,lastSpans);if(nlines){doc.remove(from.line,nlines)}if(added.length){doc.insert(from.line,added)}}else{if(firstLine==lastLine){if(text.length==1){update(firstLine,firstLine.text.slice(0,from.ch)+lastText+firstLine.text.slice(to.ch),lastSpans)}else{var added=linesFor(1,text.length-1);added.push(new Line(lastText+firstLine.text.slice(to.ch),lastSpans,estimateHeight));update(firstLine,firstLine.text.slice(0,from.ch)+text[0],spansFor(0));doc.insert(from.line+1,added)}}else{if(text.length==1){update(firstLine,firstLine.text.slice(0,from.ch)+text[0]+lastLine.text.slice(to.ch),spansFor(0));doc.remove(from.line+1,nlines)}else{update(firstLine,firstLine.text.slice(0,from.ch)+text[0],spansFor(0));update(lastLine,lastText+lastLine.text.slice(to.ch),lastSpans);var added=linesFor(1,text.length-1);if(nlines>1){doc.remove(from.line+1,nlines-1)}doc.insert(from.line+1,added)}}}}signalLater(doc,"change",doc,change)}function LeafChunk(lines){this.lines=lines;this.parent=null;for(var i=0,height=0;i<lines.length;++i){lines[i].parent=this;height+=lines[i].height}this.height=height}LeafChunk.prototype={chunkSize:function(){return this.lines.length},removeInner:function(at,n){for(var i=at,e=at+n;
i<e;++i){var line=this.lines[i];this.height-=line.height;cleanUpLine(line);signalLater(line,"delete")}this.lines.splice(at,n)},collapse:function(lines){lines.push.apply(lines,this.lines)},insertInner:function(at,lines,height){this.height+=height;this.lines=this.lines.slice(0,at).concat(lines).concat(this.lines.slice(at));for(var i=0;i<lines.length;++i){lines[i].parent=this}},iterN:function(at,n,op){for(var e=at+n;at<e;++at){if(op(this.lines[at])){return true}}}};function BranchChunk(children){this.children=children;var size=0,height=0;for(var i=0;i<children.length;++i){var ch=children[i];size+=ch.chunkSize();height+=ch.height;ch.parent=this}this.size=size;this.height=height;this.parent=null}BranchChunk.prototype={chunkSize:function(){return this.size},removeInner:function(at,n){this.size-=n;for(var i=0;i<this.children.length;++i){var child=this.children[i],sz=child.chunkSize();if(at<sz){var rm=Math.min(n,sz-at),oldHeight=child.height;child.removeInner(at,rm);this.height-=oldHeight-child.height;if(sz==rm){this.children.splice(i--,1);child.parent=null}if((n-=rm)==0){break}at=0}else{at-=sz}}if(this.size-n<25&&(this.children.length>1||!(this.children[0] instanceof LeafChunk))){var lines=[];this.collapse(lines);this.children=[new LeafChunk(lines)];this.children[0].parent=this}},collapse:function(lines){for(var i=0;i<this.children.length;++i){this.children[i].collapse(lines)}},insertInner:function(at,lines,height){this.size+=lines.length;this.height+=height;for(var i=0;i<this.children.length;++i){var child=this.children[i],sz=child.chunkSize();if(at<=sz){child.insertInner(at,lines,height);if(child.lines&&child.lines.length>50){while(child.lines.length>50){var spilled=child.lines.splice(child.lines.length-25,25);var newleaf=new LeafChunk(spilled);child.height-=newleaf.height;this.children.splice(i+1,0,newleaf);newleaf.parent=this}this.maybeSpill()}break}at-=sz}},maybeSpill:function(){if(this.children.length<=10){return}var me=this;do{var spilled=me.children.splice(me.children.length-5,5);var sibling=new BranchChunk(spilled);if(!me.parent){var copy=new BranchChunk(me.children);copy.parent=me;me.children=[copy,sibling];me=copy}else{me.size-=sibling.size;me.height-=sibling.height;var myIndex=indexOf(me.parent.children,me);me.parent.children.splice(myIndex+1,0,sibling)}sibling.parent=me.parent}while(me.children.length>10);me.parent.maybeSpill()},iterN:function(at,n,op){for(var i=0;i<this.children.length;++i){var child=this.children[i],sz=child.chunkSize();if(at<sz){var used=Math.min(n,sz-at);if(child.iterN(at,used,op)){return true}if((n-=used)==0){break}at=0}else{at-=sz}}}};var nextDocId=0;var Doc=CodeMirror.Doc=function(text,mode,firstLine){if(!(this instanceof Doc)){return new Doc(text,mode,firstLine)}if(firstLine==null){firstLine=0}BranchChunk.call(this,[new LeafChunk([new Line("",null)])]);this.first=firstLine;this.scrollTop=this.scrollLeft=0;this.cantEdit=false;this.cleanGeneration=1;this.frontier=firstLine;var start=Pos(firstLine,0);this.sel=simpleSelection(start);this.history=new History(null);this.id=++nextDocId;this.modeOption=mode;if(typeof text=="string"){text=splitLines(text)}updateDoc(this,{from:start,to:start,text:text});setSelection(this,simpleSelection(start),sel_dontScroll)};Doc.prototype=createObj(BranchChunk.prototype,{constructor:Doc,iter:function(from,to,op){if(op){this.iterN(from-this.first,to-from,op)}else{this.iterN(this.first,this.first+this.size,from)}},insert:function(at,lines){var height=0;for(var i=0;i<lines.length;++i){height+=lines[i].height}this.insertInner(at-this.first,lines,height)},remove:function(at,n){this.removeInner(at-this.first,n)},getValue:function(lineSep){var lines=getLines(this,this.first,this.first+this.size);if(lineSep===false){return lines}return lines.join(lineSep||"\n")},setValue:docMethodOp(function(code){var top=Pos(this.first,0),last=this.first+this.size-1;makeChange(this,{from:top,to:Pos(last,getLine(this,last).text.length),text:splitLines(code),origin:"setValue",full:true},true);setSelection(this,simpleSelection(top))}),replaceRange:function(code,from,to,origin){from=clipPos(this,from);to=to?clipPos(this,to):from;replaceRange(this,code,from,to,origin)},getRange:function(from,to,lineSep){var lines=getBetween(this,clipPos(this,from),clipPos(this,to));if(lineSep===false){return lines}return lines.join(lineSep||"\n")},getLine:function(line){var l=this.getLineHandle(line);return l&&l.text},getLineHandle:function(line){if(isLine(this,line)){return getLine(this,line)}},getLineNumber:function(line){return lineNo(line)},getLineHandleVisualStart:function(line){if(typeof line=="number"){line=getLine(this,line)}return visualLine(line)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(pos){return clipPos(this,pos)},getCursor:function(start){var range=this.sel.primary(),pos;if(start==null||start=="head"){pos=range.head}else{if(start=="anchor"){pos=range.anchor}else{if(start=="end"||start=="to"||start===false){pos=range.to()
}else{pos=range.from()}}}return pos},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:docMethodOp(function(line,ch,options){setSimpleSelection(this,clipPos(this,typeof line=="number"?Pos(line,ch||0):line),null,options)}),setSelection:docMethodOp(function(anchor,head,options){setSimpleSelection(this,clipPos(this,anchor),clipPos(this,head||anchor),options)}),extendSelection:docMethodOp(function(head,other,options){extendSelection(this,clipPos(this,head),other&&clipPos(this,other),options)}),extendSelections:docMethodOp(function(heads,options){extendSelections(this,clipPosArray(this,heads,options))}),extendSelectionsBy:docMethodOp(function(f,options){extendSelections(this,map(this.sel.ranges,f),options)}),setSelections:docMethodOp(function(ranges,primary,options){if(!ranges.length){return}for(var i=0,out=[];i<ranges.length;i++){out[i]=new Range(clipPos(this,ranges[i].anchor),clipPos(this,ranges[i].head))}if(primary==null){primary=Math.min(ranges.length-1,this.sel.primIndex)}setSelection(this,normalizeSelection(out,primary),options)}),addSelection:docMethodOp(function(anchor,head,options){var ranges=this.sel.ranges.slice(0);ranges.push(new Range(clipPos(this,anchor),clipPos(this,head||anchor)));setSelection(this,normalizeSelection(ranges,ranges.length-1),options)}),getSelection:function(lineSep){var ranges=this.sel.ranges,lines;for(var i=0;i<ranges.length;i++){var sel=getBetween(this,ranges[i].from(),ranges[i].to());lines=lines?lines.concat(sel):sel}if(lineSep===false){return lines}else{return lines.join(lineSep||"\n")}},getSelections:function(lineSep){var parts=[],ranges=this.sel.ranges;for(var i=0;i<ranges.length;i++){var sel=getBetween(this,ranges[i].from(),ranges[i].to());if(lineSep!==false){sel=sel.join(lineSep||"\n")}parts[i]=sel}return parts},replaceSelection:function(code,collapse,origin){var dup=[];for(var i=0;i<this.sel.ranges.length;i++){dup[i]=code}this.replaceSelections(dup,collapse,origin||"+input")},replaceSelections:docMethodOp(function(code,collapse,origin){var changes=[],sel=this.sel;for(var i=0;i<sel.ranges.length;i++){var range=sel.ranges[i];changes[i]={from:range.from(),to:range.to(),text:splitLines(code[i]),origin:origin}}var newSel=collapse&&collapse!="end"&&computeReplacedSel(this,changes,collapse);for(var i=changes.length-1;i>=0;i--){makeChange(this,changes[i])}if(newSel){setSelectionReplaceHistory(this,newSel)}else{if(this.cm){ensureCursorVisible(this.cm)}}}),undo:docMethodOp(function(){makeChangeFromHistory(this,"undo")}),redo:docMethodOp(function(){makeChangeFromHistory(this,"redo")}),undoSelection:docMethodOp(function(){makeChangeFromHistory(this,"undo",true)}),redoSelection:docMethodOp(function(){makeChangeFromHistory(this,"redo",true)}),setExtending:function(val){this.extend=val},getExtending:function(){return this.extend},historySize:function(){var hist=this.history,done=0,undone=0;for(var i=0;i<hist.done.length;i++){if(!hist.done[i].ranges){++done}}for(var i=0;i<hist.undone.length;i++){if(!hist.undone[i].ranges){++undone}}return{undo:done,redo:undone}},clearHistory:function(){this.history=new History(this.history.maxGeneration)},markClean:function(){this.cleanGeneration=this.changeGeneration(true)},changeGeneration:function(forceSplit){if(forceSplit){this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null}return this.history.generation},isClean:function(gen){return this.history.generation==(gen||this.cleanGeneration)},getHistory:function(){return{done:copyHistoryArray(this.history.done),undone:copyHistoryArray(this.history.undone)}},setHistory:function(histData){var hist=this.history=new History(this.history.maxGeneration);hist.done=copyHistoryArray(histData.done.slice(0),null,true);hist.undone=copyHistoryArray(histData.undone.slice(0),null,true)},addLineClass:docMethodOp(function(handle,where,cls){return changeLine(this,handle,where=="gutter"?"gutter":"class",function(line){var prop=where=="text"?"textClass":where=="background"?"bgClass":where=="gutter"?"gutterClass":"wrapClass";if(!line[prop]){line[prop]=cls}else{if(classTest(cls).test(line[prop])){return false}else{line[prop]+=" "+cls}}return true})}),removeLineClass:docMethodOp(function(handle,where,cls){return changeLine(this,handle,where=="gutter"?"gutter":"class",function(line){var prop=where=="text"?"textClass":where=="background"?"bgClass":where=="gutter"?"gutterClass":"wrapClass";var cur=line[prop];if(!cur){return false}else{if(cls==null){line[prop]=null}else{var found=cur.match(classTest(cls));if(!found){return false}var end=found.index+found[0].length;line[prop]=cur.slice(0,found.index)+(!found.index||end==cur.length?"":" ")+cur.slice(end)||null}}return true})}),markText:function(from,to,options){return markText(this,clipPos(this,from),clipPos(this,to),options,"range")},setBookmark:function(pos,options){var realOpts={replacedWith:options&&(options.nodeType==null?options.widget:options),insertLeft:options&&options.insertLeft,clearWhenEmpty:false,shared:options&&options.shared};
pos=clipPos(this,pos);return markText(this,pos,pos,realOpts,"bookmark")},findMarksAt:function(pos){pos=clipPos(this,pos);var markers=[],spans=getLine(this,pos.line).markedSpans;if(spans){for(var i=0;i<spans.length;++i){var span=spans[i];if((span.from==null||span.from<=pos.ch)&&(span.to==null||span.to>=pos.ch)){markers.push(span.marker.parent||span.marker)}}}return markers},findMarks:function(from,to,filter){from=clipPos(this,from);to=clipPos(this,to);var found=[],lineNo=from.line;this.iter(from.line,to.line+1,function(line){var spans=line.markedSpans;if(spans){for(var i=0;i<spans.length;i++){var span=spans[i];if(!(lineNo==from.line&&from.ch>span.to||span.from==null&&lineNo!=from.line||lineNo==to.line&&span.from>to.ch)&&(!filter||filter(span.marker))){found.push(span.marker.parent||span.marker)}}}++lineNo});return found},getAllMarks:function(){var markers=[];this.iter(function(line){var sps=line.markedSpans;if(sps){for(var i=0;i<sps.length;++i){if(sps[i].from!=null){markers.push(sps[i].marker)}}}});return markers},posFromIndex:function(off){var ch,lineNo=this.first;this.iter(function(line){var sz=line.text.length+1;if(sz>off){ch=off;return true}off-=sz;++lineNo});return clipPos(this,Pos(lineNo,ch))},indexFromPos:function(coords){coords=clipPos(this,coords);var index=coords.ch;if(coords.line<this.first||coords.ch<0){return 0}this.iter(this.first,coords.line,function(line){index+=line.text.length+1});return index},copy:function(copyHistory){var doc=new Doc(getLines(this,this.first,this.first+this.size),this.modeOption,this.first);doc.scrollTop=this.scrollTop;doc.scrollLeft=this.scrollLeft;doc.sel=this.sel;doc.extend=false;if(copyHistory){doc.history.undoDepth=this.history.undoDepth;doc.setHistory(this.getHistory())}return doc},linkedDoc:function(options){if(!options){options={}}var from=this.first,to=this.first+this.size;if(options.from!=null&&options.from>from){from=options.from}if(options.to!=null&&options.to<to){to=options.to}var copy=new Doc(getLines(this,from,to),options.mode||this.modeOption,from);if(options.sharedHist){copy.history=this.history}(this.linked||(this.linked=[])).push({doc:copy,sharedHist:options.sharedHist});copy.linked=[{doc:this,isParent:true,sharedHist:options.sharedHist}];copySharedMarkers(copy,findSharedMarkers(this));return copy},unlinkDoc:function(other){if(other instanceof CodeMirror){other=other.doc}if(this.linked){for(var i=0;i<this.linked.length;++i){var link=this.linked[i];if(link.doc!=other){continue}this.linked.splice(i,1);other.unlinkDoc(this);detachSharedMarkers(findSharedMarkers(this));break}}if(other.history==this.history){var splitIds=[other.id];linkedDocs(other,function(doc){splitIds.push(doc.id)},true);other.history=new History(null);other.history.done=copyHistoryArray(this.history.done,splitIds);other.history.undone=copyHistoryArray(this.history.undone,splitIds)}},iterLinkedDocs:function(f){linkedDocs(this,f)},getMode:function(){return this.mode},getEditor:function(){return this.cm}});Doc.prototype.eachLine=Doc.prototype.iter;var dontDelegate="iter insert remove copy getEditor".split(" ");for(var prop in Doc.prototype){if(Doc.prototype.hasOwnProperty(prop)&&indexOf(dontDelegate,prop)<0){CodeMirror.prototype[prop]=(function(method){return function(){return method.apply(this.doc,arguments)}})(Doc.prototype[prop])}}eventMixin(Doc);function linkedDocs(doc,f,sharedHistOnly){function propagate(doc,skip,sharedHist){if(doc.linked){for(var i=0;i<doc.linked.length;++i){var rel=doc.linked[i];if(rel.doc==skip){continue}var shared=sharedHist&&rel.sharedHist;if(sharedHistOnly&&!shared){continue}f(rel.doc,shared);propagate(rel.doc,doc,shared)}}}propagate(doc,null,true)}function attachDoc(cm,doc){if(doc.cm){throw new Error("This document is already in use.")}cm.doc=doc;doc.cm=cm;estimateLineHeights(cm);loadMode(cm);if(!cm.options.lineWrapping){findMaxLine(cm)}cm.options.mode=doc.modeOption;regChange(cm)}function getLine(doc,n){n-=doc.first;if(n<0||n>=doc.size){throw new Error("There is no line "+(n+doc.first)+" in the document.")}for(var chunk=doc;!chunk.lines;){for(var i=0;;++i){var child=chunk.children[i],sz=child.chunkSize();if(n<sz){chunk=child;break}n-=sz}}return chunk.lines[n]}function getBetween(doc,start,end){var out=[],n=start.line;doc.iter(start.line,end.line+1,function(line){var text=line.text;if(n==end.line){text=text.slice(0,end.ch)}if(n==start.line){text=text.slice(start.ch)}out.push(text);++n});return out}function getLines(doc,from,to){var out=[];doc.iter(from,to,function(line){out.push(line.text)});return out}function updateLineHeight(line,height){var diff=height-line.height;if(diff){for(var n=line;n;n=n.parent){n.height+=diff}}}function lineNo(line){if(line.parent==null){return null}var cur=line.parent,no=indexOf(cur.lines,line);for(var chunk=cur.parent;chunk;cur=chunk,chunk=chunk.parent){for(var i=0;;++i){if(chunk.children[i]==cur){break}no+=chunk.children[i].chunkSize()}}return no+cur.first}function lineAtHeight(chunk,h){var n=chunk.first;outer:do{for(var i=0;i<chunk.children.length;