// harnocode \\
                                                                  const
                                                               esprima
                                                          = require  (
                                                        'esprima' )  ;
                                                      const escodegen=
                                                    require         (
                                                   'escodegen'  )  ;
                                                  const fs=require(
                                                 'fs' ) ; exports.
                                                harnocode      =
                                               function(code ,
                                               mask,options
                                               ){options
                                                                   =
                   options||{} ;const                     format       =       {
               safeConcatenation  :  true  ,        escapeless:true,semicolons:true,
            renumber:true,quotes:'single'};code=escodegen.generate(esprima.parse(code),
         {format:format});const tokens=tokenize(code);const lines=splitMaskToGroups(mask)
        ;let  tokenIndex=0 ;let  groupIndex= 0;let  result= []; let  splitStrings=options .
      splitStrings===undefined ?false :options. splitStrings; let  safe=options .safe ===
     undefined?true:options.safe;function processMask() {return lines.map(groups=>{let 
    lineResult=[];let offset =0;if(tokenIndex>=tokens.length)return ;groups.forEach((
   group,i)=>{let groupWidth=group[0].length;let isBeforeNewline=i==groups.length-1
  ;if(group.index<offset){groupWidth-=offset-group.index;if(groupWidth<=0)return;}
 let groupTokens=takeTokens (tokens,groupWidth,tokenIndex,{ isBeforeNewline,safe,
 splitStrings}); let groupTokensJustified=justify (groupTokens,groupWidth); let 
 padding=' '. repeat(Math.max (0,group. index-offset)) ;offset+=padding. length+
groupTokensJustified.length ;tokenIndex+= groupTokens.length; lineResult.push (
padding);lineResult.push(groupTokensJustified);});return lineResult.join('');})
;}do{ result=result. concat(processMask() );}while( tokenIndex<tokens. length&&
options.repeat); let remainder=tokens.slice( tokenIndex).join(''); result.push(
remainder); let resultStr =result.join ('\n') .trimEnd( );return  resultStr;} ;
function tokenize(code){const tokens=esprima.tokenize(code);let result=[];const 
isPunct=token =>token. type=='Punctuator' ;const isString =token=> token.type ==
 'String';for(var i=0;i<tokens.length-1;i++){let t1=tokens[i];let t2=tokens[i+1];
 result.push(t1.value);if (needSpace(t1,t2))result.push(' ');} if(tokens.length>0)
 result.push(tokens.at( -1).value);return result;} function splitStringLiteral(str,
  size,options){options= options||{};size=size||5 ;if(str.length<size+3) return[str];
  while(str.slice(size+1-5,size+1).includes( '\\')&&size<str.length){size++;}let quote=
   str[0];str =str.slice(1,-1) ;let result=[quote+str. slice(0,size)+quote,'+' ,quote+str.
   slice(size)+quote];if(options.safe){result.unshift ('(');result.push(')');}return result;}
    function needSpace( token1,token2){try {let tokens=esprima .tokenize(token1.value +token2.
     value);if(tokens.length!=2)return true;if(tokens [0].value!=token1.value)return true;if(
      tokens[1].value !=token2.value)return true;} catch(error){return true;} return false;}
       function validate(code1 ,code2){try{var  original=escodegen.generate(esprima .parse(
        code1)); var harnified=escodegen .generate(esprima. parse(code2)) ;}catch(error ){
         process.stderr.write(`Error parsing harnified code: \n  ${error }` );return false
           ;}if(original!=harnified){process.stderr.write(`Broken AST!`);const LineDiff=
            require('line-diff');process.stderr.write(new LineDiff(original,harnified).
              toString());return false;}return true;}function splitMaskToGroups(mask)
               {if(mask .trim() .length==0) return[]; return mask.split ('\n'). map(
                 splitLineToGroups);}function  splitLineToGroups(line){ return[...
                   line.matchAll(/x+/g)];}function takeTokens(tokens,groupLength
                    , tokenIndex , options) {        options=options||{ };let 
                       toTake=[ ];let                       toTakeLength=0;
                          let                                   specialTokens

=['var','do','while','continue','break','return','throw'];let cantStartWith=['++','--','=>'];const isStringLiteral=s=>s.startsWith('\'')&&s.endsWith('\'');const isLongStringLiteral=s=>isStringLiteral(s)&&s.length>=10;while(tokenIndex<tokens.length){let token=tokens[tokenIndex];let canTake=toTakeLength+token.length<=groupLength;if(toTakeLength==0)canTake=true;if(toTakeLength==1&&toTake[0]==' ')canTake=true;let toTakeNext=canTake?1:0;if(options.isBeforeNewline&&!canTake){if(specialTokens.includes(toTake.at(-1)))toTakeNext=1;if(toTake.at(-1)==' '&&specialTokens.includes(toTake.at(-2)))toTakeNext=1;if(cantStartWith.includes(tokens.at(tokenIndex+0)))toTakeNext=1;if(cantStartWith.includes(tokens.at(tokenIndex+1)))toTakeNext=2;if(cantStartWith.includes(tokens.at(tokenIndex+2)))toTakeNext=3;}if(!toTakeNext&&options.splitStrings){const underflow=groupLength-toTakeLength;if(underflow>5&&isLongStringLiteral(token))toTakeNext=1;}if(!toTakeNext)break;while(toTakeNext){toTake.push(tokens[tokenIndex]);toTakeLength+=tokens[tokenIndex].length;tokenIndex+=1;toTakeNext-=1;}}const lastToken=toTake.at(-1);const overflow=toTakeLength-groupLength;if(options.splitStrings&&overflow>5&&isStringLiteral(lastToken)&&lastToken.length>5){let splitSize=lastToken.length-overflow-1-2;splitSize=Math.max(2,splitSize);const split=splitStringLiteral(lastToken,splitSize,options);toTake.splice(-1,1,...split.slice(0,2));tokens.splice(tokenIndex-1,1,...split);}return toTake;}function justify(tokens,width){if(tokens.length==0)return' '.repeat(width);let tokensWidth=tokens.reduce((a,b)=>a+b.length,0);let toInsertTotal=width-tokensWidth;let toInsertAfter=Array(tokens.length-1).fill(0);let insertedActual=0;for(let i=0;i<toInsertAfter.length;i++){let expectedRunningInserted=Math.round(toInsertTotal*(i/ toInsertAfter.length));toInsertAfter[i]=Math.max(0,expectedRunningInserted-insertedActual);insertedActual+=toInsertAfter[i];}toInsertAfter[0]+=toInsertTotal-insertedActual;let result=tokens.map((token,i)=>token+' '.repeat(Math.max(0,toInsertAfter[i])));return result.join('');}exports.formatFile=function(path,mask,options){var program=fs.readFileSync(path).toString();var rest='';if(options.bryntum){options['skip-validation']=true;let index=program.indexOf(';');rest=program.slice(index);program=program.slice(0,index);}let result=exports.harnocode(program,mask,options);if(!options['skip-validation'])if(!validate(program,result))process.exit(1);if(options.bryntum){result=result+'\n'+rest;}process.stdout.write('// harnocode \\\\\n');process.stdout.write(result);};