// harnocode \\

                                           const
                                          esprima
                                        =
                                       require(
                                       'esprima'
                                      ) ; const 
escodegen                             =require (                                    ('es'
+                                     'codegen'))                                ;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);};