vditor
Version:
♏ 易于使用的 Markdown 编辑器，为适配不同的应用场景而生
1 lines • 270 kB
JavaScript
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a=t.create("token","mo",{},n);t.Push(t.itemFactory.create("prime",r,a))},d.Comment=function(t,e){for(;t.i<t.string.length&&"\n"!==t.string.charAt(t.i);)t.i++},d.Hash=function(t,e){throw new i.default("CantUseHash1","You can't use 'macro parameter character #' in math mode")},d.SetFont=function(t,e,r){t.stack.env.font=r},d.SetStyle=function(t,e,r,n,a){t.stack.env.style=r,t.stack.env.level=a,t.Push(t.itemFactory.create("style").setProperty("styles",{displaystyle:n,scriptlevel:a}))},d.SetSize=function(t,e,r){t.stack.env.size=r,t.Push(t.itemFactory.create("style").setProperty("styles",{mathsize:r+"em"}))},d.Spacer=function(t,e,r){var n=t.create("node","mspace",[],{width:r}),a=t.create("node","mstyle",[n],{scriptlevel:0});t.Push(a)},d.LeftRight=function(t,e){var r=e.substr(1);t.Push(t.itemFactory.create(r).setProperty("delim",t.GetDelimiter(e)))},d.Middle=function(t,e){var r=t.GetDelimiter(e),n=t.create("node","TeXAtom",[],{texClass:u.TEXCLASS.CLOSE});if(t.Push(n),!t.stack.Top().isKind("left"))throw new i.default("MisplacedMiddle","%1 must be within \\left and \\right",t.currentCS);n=t.create("token","mo",{stretchy:!0},r),t.Push(n),n=t.create("node","TeXAtom",[],{texClass:u.TEXCLASS.OPEN}),t.Push(n)},d.NamedFn=function(t,e,r){r||(r=e.substr(1));var n=t.create("token","mi",{texClass:u.TEXCLASS.OP},r);t.Push(t.itemFactory.create("fn",n))},d.NamedOp=function(t,e,r){r||(r=e.substr(1)),r=r.replace(/ /,"\u2006");var n=t.create("token","mo",{movablelimits:!0,movesupsub:!0,form:l.TexConstant.Form.PREFIX,texClass:u.TEXCLASS.OP},r);t.Push(n)},d.Limits=function(t,e,r){var n=t.stack.Prev(!0);if(!n||o.default.getTexClass(o.default.getCoreMO(n))!==u.TEXCLASS.OP&&null==o.default.getProperty(n,"movesupsub"))throw new i.default("MisplacedLimits","%1 is allowed only on operators",t.currentCS);var a,s=t.stack.Top();o.default.isType(n,"munderover")&&!r?(a=t.create("node","msubsup"),o.default.copyChildren(n,a),n=s.Last=a):o.default.isType(n,"msubsup")&&r&&(a=t.create("node","munderover"),o.default.copyChildren(n,a),n=s.Last=a),o.default.setProperty(n,"movesupsub",!!r),o.default.setProperties(o.default.getCoreMO(n),{movablelimits:!1}),(o.default.getAttribute(n,"movablelimits")||o.default.getProperty(n,"movablelimits"))&&o.default.setProperties(n,{movablelimits:!1})},d.Over=function(t,e,r,n){var a=t.itemFactory.create("over").setProperty("name",t.currentCS);r||n?(a.setProperty("open",r),a.setProperty("close",n)):e.match(/withdelims$/)&&(a.setProperty("open",t.GetDelimiter(e)),a.setProperty("close",t.GetDelimiter(e))),e.match(/^\\above/)?a.setProperty("thickness",t.GetDimen(e)):(e.match(/^\\atop/)||r||n)&&a.setProperty("thickness",0),t.Push(a)},d.Frac=function(t,e){var r=t.ParseArg(e),n=t.ParseArg(e),a=t.create("node","mfrac",[r,n]);t.Push(a)},d.Sqrt=function(t,e){var r=t.GetBrackets(e),n=t.GetArgument(e);"\\frac"===n&&(n+="{"+t.GetArgument(n)+"}{"+t.GetArgument(n)+"}");var a=new s.default(n,t.stack.env,t.configuration).mml();a=r?t.create("node","mroot",[a,m(t,r)]):t.create("node","msqrt",[a]),t.Push(a)},d.Root=function(t,e){var r=t.GetUpTo(e,"\\of"),n=t.ParseArg(e),a=t.create("node","mroot",[n,m(t,r)]);t.Push(a)},d.MoveRoot=function(t,e,r){if(!t.stack.env.inRoot)throw new i.default("MisplacedMoveRoot","%1 can appear only within a root",t.currentCS);if(t.stack.global[r])throw new i.default("MultipleMoveRoot","Multiple use of %1",t.currentCS);var n=t.GetArgument(e);if(!n.match(/-?[0-9]+/))throw new i.default("IntegerArg","The argument to %1 must be an integer",t.currentCS);"-"!==(n=parseInt(n,10)/15+"em").substr(0,1)&&(n="+"+n),t.stack.global[r]=n},d.Accent=function(t,e,r,n){var a=t.ParseArg(e),i=c.default.getFontDef(t);i.accent=!0;var s=o.default.createEntity(r),l=t.create("token","mo",i,s);o.default.setAttribute(l,"stretchy",!!n);var u=o.default.isEmbellished(a)?o.default.getCoreMO(a):a;o.default.isType(u,"mo")&&o.default.setProperties(u,{movablelimits:!1});var p=t.create("node","munderover");o.default.setChild(p,0,a),o.default.setChild(p,1,null),o.default.setChild(p,2,l);var f=t.create("node","TeXAtom",[p]);t.Push(f)},d.UnderOver=function(t,e,r,n,a){var i,s=t.ParseArg(e),l=o.default.getForm(s);(l&&l[3]&&l[3].movablelimits||o.default.getProperty(s,"movablelimits"))&&o.default.setProperties(s,{movablelimits:!1}),o.default.isType(s,"munderover")&&o.default.isEmbellished(s)&&(o.default.setProperties(o.default.getCoreMO(s),{lspace:0,rspace:0}),i=t.create("node","mo",[],{rspace:0}),s=t.create("node","mrow",[i,s]));var c=t.create("node","munderover",[s]),p=o.default.createEntity(r);i=t.create("token","mo",{stretchy:!0,accent:!a},p),o.default.setChild(c,"o"===e.charAt(1)?c.over:c.under,i);var f=c;n&&(f=t.create("node","TeXAtom",[c],{texClass:u.TEXCLASS.OP,movesupsub:!0})),o.default.setProperty(f,"subsupOK",!0),t.Push(f)},d.Overset=function(t,e){var r=t.ParseArg(e),n=t.ParseArg(e);(o.default.getAttribute(n,"movablelimits")||o.default.getProperty(n,"movablelimits"))&&o.default.setProperties(n,{movablelimits:!1});var a=t.create("node","mover",[n,r]);t.Push(a)},d.Underset=function(t,e){var r=t.ParseArg(e),n=t.ParseArg(e);(o.default.isType(n,"mo")||o.default.getProperty(n,"movablelimits"))&&o.default.setProperties(n,{movablelimits:!1});var a=t.create("node","munder",[n,r]);t.Push(a)},d.TeXAtom=function(t,e,r){var n,a,o,i={texClass:r};if(r===u.TEXCLASS.OP){i.movesupsub=i.movablelimits=!0;var c=t.GetArgument(e),p=c.match(/^\s*\\rm\s+([a-zA-Z0-9 ]+)$/);p?(i.mathvariant=l.TexConstant.Variant.NORMAL,a=t.create("token","mi",i,p[1])):(o=new s.default(c,t.stack.env,t.configuration).mml(),a=t.create("node","TeXAtom",[o],i)),n=t.itemFactory.create("fn",a)}else o=t.ParseArg(e),n=t.create("node","TeXAtom",[o],i);t.Push(n)},d.MmlToken=function(t,e){var r,n=t.GetArgument(e),a=t.GetBrackets(e,"").replace(/^\s+/,""),s=t.GetArgument(e),l={};try{r=t.create("node",n)}catch(t){r=null}if(!r||!r.isToken)throw new i.default("NotMathMLToken","%1 is not a token element",n);for(;""!==a;){var u=a.match(/^([a-z]+)\s*=\s*('[^']*'|"[^"]*"|[^ ,]*)\s*,?\s*/i);if(!u)throw new i.default("InvalidMathMLAttr","Invalid MathML attribute: %1",a);if(!r.attributes.hasDefault(u[1])&&!h[u[1]])throw new i.default("UnknownAttrForElement","%1 is not a recognized attribute for %2",u[1],n);var p=c.default.MmlFilterAttribute(t,u[1],u[2].replace(/^(['"])(.*)\1$/,"$2"));p&&("true"===p.toLowerCase()?p=!0:"false"===p.toLowerCase()&&(p=!1),l[u[1]]=p),a=a.substr(u[0].length)}var f=t.create("text",s);r.appendChild(f),o.default.setProperties(r,l),t.Push(r)},d.Strut=function(t,e){var r=t.create("node","mrow"),n=t.create("node","mpadded",[r],{height:"8.6pt",depth:"3pt",width:0});t.Push(n)},d.Phantom=function(t,e,r,n){var a=t.create("node","mphantom",[t.ParseArg(e)]);(r||n)&&(a=t.create("node","mpadded",[a]),n&&(o.default.setAttribute(a,"height",0),o.default.setAttribute(a,"depth",0)),r&&o.default.setAttribute(a,"width",0));var i=t.create("node","TeXAtom",[a]);t.Push(i)},d.Smash=function(t,e){var r=c.default.trimSpaces(t.GetBrackets(e,"")),n=t.create("node","mpadded",[t.ParseArg(e)]);switch(r){case"b":o.default.setAttribute(n,"depth",0);break;case"t":o.default.setAttribute(n,"height",0);break;default:o.default.setAttribute(n,"height",0),o.default.setAttribute(n,"depth",0)}var a=t.create("node","TeXAtom",[n]);t.Push(a)},d.Lap=function(t,e){var r=t.create("node","mpadded",[t.ParseArg(e)],{width:0});"\\llap"===e&&o.default.setAttribute(r,"lspace","-1width");var n=t.create("node","TeXAtom",[r]);t.Push(n)},d.RaiseLower=function(t,e){var r=t.GetDimen(e),n=t.itemFactory.create("position").setProperties({name:t.currentCS,move:"vertical"});"-"===r.charAt(0)&&(r=r.slice(1),e="raise"===e.substr(1)?"\\lower":"\\raise"),"\\lower"===e?(n.setProperty("dh","-"+r),n.setProperty("dd","+"+r)):(n.setProperty("dh","+"+r),n.setProperty("dd","-"+r)),t.Push(n)},d.MoveLeftRight=function(t,e){var r=t.GetDimen(e),n="-"===r.charAt(0)?r.slice(1):"-"+r;if("\\moveleft"===e){var a=r;r=n,n=a}t.Push(t.itemFactory.create("position").setProperties({name:t.currentCS,move:"horizontal",left:t.create("node","mspace",[],{width:r}),right:t.create("node","mspace",[],{width:n})}))},d.Hskip=function(t,e){var r=t.create("node","mspace",[],{width:t.GetDimen(e)});t.Push(r)},d.Rule=function(t,e,r){var n={width:t.GetDimen(e),height:t.GetDimen(e),depth:t.GetDimen(e)};"blank"!==r&&(n.mathbackground=t.stack.env.color||"black");var a=t.create("node","mspace",[],n);t.Push(a)},d.rule=function(t,e){var r=t.GetBrackets(e),n=t.GetDimen(e),a=t.GetDimen(e),i=t.create("node","mspace",[],{width:n,height:a,mathbackground:t.stack.env.color||"black"});r&&(i=t.create("node","mpadded",[i],{voffset:r}),r.match(/^\-/)?(o.default.setAttribute(i,"height",r),o.default.setAttribute(i,"depth","+"+r.substr(1))):o.default.setAttribute(i,"height","+"+r)),t.Push(i)},d.MakeBig=function(t,e,r,n){var a=String(n*=1.411764705882353).replace(/(\.\d\d\d).+/,"$1")+"em",o=t.GetDelimiter(e,!0),i=t.create("token","mo",{minsize:a,maxsize:a,fence:!0,stretchy:!0,symmetric:!0},o),s=t.create("node","TeXAtom",[i],{texClass:r});t.Push(s)},d.BuildRel=function(t,e){var r=t.ParseUpTo(e,"\\over"),n=t.ParseArg(e),a=t.create("node","munderover");o.default.setChild(a,0,n),o.default.setChild(a,1,null),o.default.setChild(a,2,r);var i=t.create("node","TeXAtom",[a],{texClass:u.TEXCLASS.REL});t.Push(i)},d.HBox=function(t,e,r,n){t.PushAll(c.default.internalMath(t,t.GetArgument(e),r,n))},d.FBox=function(t,e){var r=c.default.internalMath(t,t.GetArgument(e)),n=t.create("node","menclose",r,{notation:"box"});t.Push(n)},d.Not=function(t,e){t.Push(t.itemFactory.create("not"))},d.Dots=function(t,e){var r=o.default.createEntity("2026"),n=o.default.createEntity("22EF"),a=t.create("token","mo",{stretchy:!1},r),i=t.create("token","mo",{stretchy:!1},n);t.Push(t.itemFactory.create("dots").setProperties({ldots:a,cdots:i}))},d.Matrix=function(t,e,r,n,a,o,s,l,c,u){var p=t.GetNext();if(""===p)throw new i.default("MissingArgFor","Missing argument for %1",t.currentCS);"{"===p?t.i++:(t.string=p+"}"+t.string.slice(t.i+1),t.i=0);var f=t.itemFactory.create("array").setProperty("requireClose",!0);f.arraydef={rowspacing:s||"4pt",columnspacing:o||"1em"},c&&f.setProperty("isCases",!0),u&&(f.setProperty("isNumbered",!0),f.arraydef.side=u),(r||n)&&(f.setProperty("open",r),f.setProperty("close",n)),"D"===l&&(f.arraydef.displaystyle=!0),null!=a&&(f.arraydef.columnalign=a),t.Push(f)},d.Entry=function(t,e){if(t.Push(t.itemFactory.create("cell").setProperties({isEntry:!0,name:e})),t.stack.Top().getProperty("isCases")){for(var r=t.string,n=0,a=-1,o=t.i,s=r.length;o<s;){var l=r.charAt(o);if("{"===l)n++,o++;else if("}"===l)0===n?s=0:(0===--n&&a<0&&(a=o-t.i),o++);else{if("&"===l&&0===n)throw new i.default("ExtraAlignTab","Extra alignment tab in \\cases text");"\\"===l?r.substr(o).match(/^((\\cr)[^a-zA-Z]|\\\\)/)?s=0:o+=2:o++}}var u=r.substr(t.i,o-t.i);if(!u.match(/^\s*\\text[^a-zA-Z]/)||a!==u.replace(/\s+$/,"").length-1){var p=c.default.internalMath(t,u,0);t.PushAll(p),t.i=o}}},d.Cr=function(t,e){t.Push(t.itemFactory.create("cell").setProperties({isCR:!0,name:e}))},d.CrLaTeX=function(t,e,r){var o;if(void 0===r&&(r=!1),!r&&"["===t.string.charAt(t.i)){var s=t.GetBrackets(e,""),u=n(c.default.matchDimen(s),2),p=u[0],f=u[1];if(s&&!p)throw new i.default("BracketMustBeDimension","Bracket argument to %1 must be a dimension",t.currentCS);o=p+f}t.Push(t.itemFactory.create("cell").setProperties({isCR:!0,name:e,linebreak:!0}));var d,h=t.stack.Top();if(h instanceof a.ArrayItem){if(o&&h.arraydef.rowspacing){var m=h.arraydef.rowspacing.split(/ /);if(!h.getProperty("rowspacing")){var g=c.default.dimen2em(m[0]);h.setProperty("rowspacing",g)}for(var v=h.getProperty("rowspacing");m.length<h.table.length;)m.push(c.default.Em(v));m[h.table.length-1]=c.default.Em(Math.max(0,v+c.default.dimen2em(o))),h.arraydef.rowspacing=m.join(" ")}}else o&&(d=t.create("node","mspace",[],{depth:o}),t.Push(d)),d=t.create("node","mspace",[],{linebreak:l.TexConstant.LineBreak.NEWLINE}),t.Push(d)},d.HLine=function(t,e,r){null==r&&(r="solid");var n=t.stack.Top();if(!(n instanceof a.ArrayItem)||n.Size())throw new i.default("Misplaced","Misplaced %1",t.currentCS);if(n.table.length){for(var o=n.arraydef.rowlines?n.arraydef.rowlines.split(/ /):[];o.length<n.table.length;)o.push("none");o[n.table.length-1]=r,n.arraydef.rowlines=o.join(" ")}else n.frame.push("top")},d.HFill=function(t,e){var r=t.stack.Top();if(!(r instanceof a.ArrayItem))throw new i.default("UnsupportedHFill","Unsupported use of %1",t.currentCS);r.hfill.push(r.Size())},d.BeginEnd=function(t,e){var r=t.GetArgument(e);if(r.match(/\\/i))throw new i.default("InvalidEnv","Invalid environment name '%1'",r);var n=t.configuration.handlers.get("environment").lookup(r);if(n&&"\\end"===e){if(!n.args[0]){var a=t.itemFactory.create("end").setProperty("name",r);return void t.Push(a)}t.stack.env.closing=r}if(++t.macroCount>t.configuration.options.maxMacros)throw new i.default("MaxMacroSub2","MathJax maximum substitution count exceeded; is there a recursive latex environment?");t.parse("environment",[t,r])},d.Array=function(t,e,r,n,a,o,i,s,l){a||(a=t.GetArgument("\\begin{"+e.getName()+"}"));var c=("c"+a).replace(/[^clr|:]/g,"").replace(/[^|:]([|:])+/g,"$1");a=(a=a.replace(/[^clr]/g,"").split("").join(" ")).replace(/l/g,"left").replace(/r/g,"right").replace(/c/g,"center");var u=t.itemFactory.create("array");return u.arraydef={columnalign:a,columnspacing:o||"1em",rowspacing:i||"4pt"},c.match(/[|:]/)&&(c.charAt(0).match(/[|:]/)&&(u.frame.push("left"),u.dashed=":"===c.charAt(0)),c.charAt(c.length-1).match(/[|:]/)&&u.frame.push("right"),c=c.substr(1,c.length-2),u.arraydef.columnlines=c.split("").join(" ").replace(/[^|: ]/g,"none").replace(/\|/g,"solid").replace(/:/g,"dashed")),r&&u.setProperty("open",t.convertDelimiter(r)),n&&u.setProperty("close",t.convertDelimiter(n)),"D"===s?u.arraydef.displaystyle=!0:s&&(u.arraydef.displaystyle=!1),"S"===s&&(u.arraydef.scriptlevel=1),l&&(u.arraydef.useHeight=!1),t.Push(e),u},d.AlignedArray=function(t,e){var r=t.GetBrackets("\\begin{"+e.getName()+"}"),n=d.Array(t,e);return c.default.setArrayAlign(n,r)},d.Equation=function(t,e,r){return t.Push(e),c.default.checkEqnEnv(t),t.itemFactory.create("equation",r).setProperty("name",e.getName())},d.EqnArray=function(t,e,r,n,a,o){t.Push(e),n&&c.default.checkEqnEnv(t),a=(a=a.replace(/[^clr]/g,"").split("").join(" ")).replace(/l/g,"left").replace(/r/g,"right").replace(/c/g,"center");var i=t.itemFactory.create("eqnarray",e.getName(),r,n,t.stack.global);return i.arraydef={displaystyle:!0,columnalign:a,columnspacing:o||"1em",rowspacing:"3pt",side:t.options.tagSide,minlabelspacing:t.options.tagIndent},i},d.HandleNoTag=function(t,e){t.tags.notag()},d.HandleLabel=function(t,e){var r=t.GetArgument(e);if(""!==r&&!t.tags.refUpdate){if(t.tags.label)throw new i.default("MultipleCommand","Multiple %1",t.currentCS);if(t.tags.label=r,(t.tags.allLabels[r]||t.tags.labels[r])&&!t.options.ignoreDuplicateLabels)throw new i.default("MultipleLabel","Label '%1' multiply d