.config/coc/extensions/node_modules/coc-prettier/node_modules/sugarss/preprocess.js

   1 'use strict';
   2
   3 exports.__esModule = true;
   4 exports.default = preprocess;
   5 function indentError(input, l, p) {
   6     throw input.error('Mixed tabs and spaces are not allowed', l, p + 1);
   7 }
   8
   9 function preprocess(input, lines) {
  10     var indentType = void 0;
  11     var prevNumber = 0;
  12     var parts = lines.map(function (line) {
  13         var lastComma = false;
  14         var comment = false;
  15         var number = prevNumber + 1;
  16         var atrule = false;
  17         var indent = '';
  18         var tokens = [];
  19         var colon = false;
  20
  21         if (line.length > 0) {
  22             if (line[0][0] === 'space') {
  23                 indent = line[0][1];
  24                 tokens = line.slice(1);
  25             } else {
  26                 indent = '';
  27                 tokens = line;
  28             }
  29
  30             if (!indentType && indent.length) {
  31                 indentType = indent[0] === ' ' ? 'space' : 'tab';
  32             }
  33             if (indentType === 'space') {
  34                 if (indent.indexOf('\t') !== -1) {
  35                     indentError(input, number, indent.indexOf('\t'));
  36                 }
  37             } else if (indentType === 'tab') {
  38                 if (indent.indexOf(' ') !== -1) {
  39                     indentError(input, number, indent.indexOf(' '));
  40                 }
  41             }
  42
  43             if (tokens.length) {
  44                 for (var i = tokens.length - 1; i >= 0; i--) {
  45                     var type = tokens[i][0];
  46                     if (type === ',') {
  47                         lastComma = true;
  48                         break;
  49                     } else if (type === 'space') {
  50                         continue;
  51                     } else if (type === 'comment') {
  52                         continue;
  53                     } else if (type === 'newline') {
  54                         continue;
  55                     } else {
  56                         break;
  57                     }
  58                 }
  59                 comment = tokens[0][0] === 'comment';
  60                 atrule = tokens[0][0] === 'at-word';
  61
  62                 var brackets = 0;
  63                 for (var _i = 0; _i < tokens.length - 1; _i++) {
  64                     var _type = tokens[_i][0];
  65                     var next = tokens[_i + 1][0];
  66                     if (_type === '(') {
  67                         brackets += 1;
  68                     } else if (_type === ')') {
  69                         brackets -= 1;
  70                     } else if (_type === ':' && brackets === 0 && (next === 'space' || next === 'newline')) {
  71                         colon = true;
  72                     }
  73                 }
  74             }
  75
  76             var last = tokens[tokens.length - 1];
  77             if (last && last[0] === 'newline') prevNumber = last[2];
  78         }
  79
  80         return {
  81             number: number,
  82             indent: indent,
  83             colon: colon,
  84             tokens: tokens,
  85             atrule: atrule,
  86             comment: comment,
  87             lastComma: lastComma,
  88             before: ''
  89         };
  90     });
  91
  92     parts = parts.reduceRight(function (all, i) {
  93         if (!i.tokens.length || i.tokens.every(function (j) {
  94             return j[0] === 'newline';
  95         })) {
  96             var prev = all[0];
  97             var before = i.indent + i.tokens.map(function (j) {
  98                 return j[1];
  99             }).join('');
 100             prev.before = before + prev.before;
 101         } else {
 102             all.unshift(i);
 103         }
 104         return all;
 105     }, [{ end: true, before: '' }]);
 106
 107     parts.forEach(function (part, i) {
 108         if (i === 0) return;
 109
 110         var prev = parts[i - 1];
 111         var last = prev.tokens[prev.tokens.length - 1];
 112         if (last && last[0] === 'newline') {
 113             part.before = last[1] + part.before;
 114             prev.tokens.pop();
 115         }
 116     });
 117
 118     return parts;
 119 }
 120 module.exports = exports['default'];
 121 //# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"sources":["preprocess.es6"],"names":["preprocess","indentError","input","l","p","error","lines","indentType","prevNumber","parts","map","lastComma","comment","number","atrule","indent","tokens","colon","line","length","slice","indexOf","i","type","brackets","next","last","before","reduceRight","all","every","j","prev","join","unshift","end","forEach","part","pop"],"mappings":";;;kBAIwBA,U;AAJxB,SAASC,WAAT,CAAqBC,KAArB,EAA4BC,CAA5B,EAA+BC,CAA/B,EAAkC;AAC9B,UAAMF,MAAMG,KAAN,CAAY,uCAAZ,EAAqDF,CAArD,EAAwDC,IAAI,CAA5D,CAAN;AACH;;AAEc,SAASJ,UAAT,CAAoBE,KAApB,EAA2BI,KAA3B,EAAkC;AAC7C,QAAIC,mBAAJ;AACA,QAAIC,aAAa,CAAjB;AACA,QAAIC,QAAQH,MAAMI,GAAN,CAAU,gBAAQ;AAC1B,YAAIC,YAAY,KAAhB;AACA,YAAIC,UAAY,KAAhB;AACA,YAAIC,SAAYL,aAAa,CAA7B;AACA,YAAIM,SAAY,KAAhB;AACA,YAAIC,SAAY,EAAhB;AACA,YAAIC,SAAY,EAAhB;AACA,YAAIC,QAAY,KAAhB;;AAEA,YAAKC,KAAKC,MAAL,GAAc,CAAnB,EAAuB;AACnB,gBAAKD,KAAK,CAAL,EAAQ,CAAR,MAAe,OAApB,EAA8B;AAC1BH,yBAASG,KAAK,CAAL,EAAQ,CAAR,CAAT;AACAF,yBAASE,KAAKE,KAAL,CAAW,CAAX,CAAT;AACH,aAHD,MAGO;AACHL,yBAAS,EAAT;AACAC,yBAASE,IAAT;AACH;;AAED,gBAAK,CAACX,UAAD,IAAeQ,OAAOI,MAA3B,EAAoC;AAChCZ,6BAAaQ,OAAO,CAAP,MAAc,GAAd,GAAoB,OAApB,GAA8B,KAA3C;AACH;AACD,gBAAKR,eAAe,OAApB,EAA8B;AAC1B,oBAAKQ,OAAOM,OAAP,CAAe,IAAf,MAAyB,CAAC,CAA/B,EAAmC;AAC/BpB,gCAAYC,KAAZ,EAAmBW,MAAnB,EAA2BE,OAAOM,OAAP,CAAe,IAAf,CAA3B;AACH;AACJ,aAJD,MAIO,IAAKd,eAAe,KAApB,EAA4B;AAC/B,oBAAKQ,OAAOM,OAAP,CAAe,GAAf,MAAwB,CAAC,CAA9B,EAAkC;AAC9BpB,gCAAYC,KAAZ,EAAmBW,MAAnB,EAA2BE,OAAOM,OAAP,CAAe,GAAf,CAA3B;AACH;AACJ;;AAED,gBAAKL,OAAOG,MAAZ,EAAqB;AACjB,qBAAM,IAAIG,IAAIN,OAAOG,MAAP,GAAgB,CAA9B,EAAiCG,KAAK,CAAtC,EAAyCA,GAAzC,EAAgD;AAC5C,wBAAIC,OAAOP,OAAOM,CAAP,EAAU,CAAV,CAAX;AACA,wBAAKC,SAAS,GAAd,EAAoB;AAChBZ,oCAAY,IAAZ;AACA;AACH,qBAHD,MAGO,IAAKY,SAAS,OAAd,EAAwB;AAC3B;AACH,qBAFM,MAEA,IAAKA,SAAS,SAAd,EAA0B;AAC7B;AACH,qBAFM,MAEA,IAAKA,SAAS,SAAd,EAA0B;AAC7B;AACH,qBAFM,MAEA;AACH;AACH;AACJ;AACDX,0BAAUI,OAAO,CAAP,EAAU,CAAV,MAAiB,SAA3B;AACAF,yBAAUE,OAAO,CAAP,EAAU,CAAV,MAAiB,SAA3B;;AAEA,oBAAIQ,WAAW,CAAf;AACA,qBAAM,IAAIF,KAAI,CAAd,EAAiBA,KAAIN,OAAOG,MAAP,GAAgB,CAArC,EAAwCG,IAAxC,EAA8C;AAC1C,wBAAIC,QAAOP,OAAOM,EAAP,EAAU,CAAV,CAAX;AACA,wBAAIG,OAAOT,OAAOM,KAAI,CAAX,EAAc,CAAd,CAAX;AACA,wBAAKC,UAAS,GAAd,EAAoB;AAChBC,oCAAY,CAAZ;AACH,qBAFD,MAEO,IAAKD,UAAS,GAAd,EAAoB;AACvBC,oCAAY,CAAZ;AACH,qBAFM,MAEA,IAAKD,UAAS,GAAT,IAAgBC,aAAa,CAA7B,KACAC,SAAS,OAAT,IAAoBA,SAAS,SAD7B,CAAL,EAC+C;AAClDR,gCAAQ,IAAR;AACH;AACJ;AACJ;;AAED,gBAAIS,OAAOV,OAAOA,OAAOG,MAAP,GAAgB,CAAvB,CAAX;AACA,gBAAKO,QAAQA,KAAK,CAAL,MAAY,SAAzB,EAAqClB,aAAakB,KAAK,CAAL,CAAb;AACxC;;AAED,eAAO;AACHb,0BADG;AAEHE,0BAFG;AAGHE,wBAHG;AAIHD,0BAJG;AAKHF,0BALG;AAMHF,4BANG;AAOHD,gCAPG;AAQHgB,oBAAQ;AARL,SAAP;AAUH,KA/EW,CAAZ;;AAiFAlB,YAAQA,MAAMmB,WAAN,CAAmB,UAACC,GAAD,EAAMP,CAAN,EAAY;AACnC,YAAK,CAACA,EAAEN,MAAF,CAASG,MAAV,IAAoBG,EAAEN,MAAF,CAASc,KAAT,CAAe;AAAA,mBAAKC,EAAE,CAAF,MAAS,SAAd;AAAA,SAAf,CAAzB,EAAmE;AAC/D,gBAAIC,OAAUH,IAAI,CAAJ,CAAd;AACA,gBAAIF,SAAUL,EAAEP,MAAF,GAAWO,EAAEN,MAAF,CAASN,GAAT,CAAc;AAAA,uBAAKqB,EAAE,CAAF,CAAL;AAAA,aAAd,EAA0BE,IAA1B,CAA+B,EAA/B,CAAzB;AACAD,iBAAKL,MAAL,GAAcA,SAASK,KAAKL,MAA5B;AACH,SAJD,MAIO;AACHE,gBAAIK,OAAJ,CAAYZ,CAAZ;AACH;AACD,eAAOO,GAAP;AACH,KATO,EASL,CAAC,EAAEM,KAAK,IAAP,EAAaR,QAAQ,EAArB,EAAD,CATK,CAAR;;AAWAlB,UAAM2B,OAAN,CAAe,UAACC,IAAD,EAAOf,CAAP,EAAa;AACxB,YAAKA,MAAM,CAAX,EAAe;;AAEf,YAAIU,OAAOvB,MAAMa,IAAI,CAAV,CAAX;AACA,YAAII,OAAOM,KAAKhB,MAAL,CAAYgB,KAAKhB,MAAL,CAAYG,MAAZ,GAAqB,CAAjC,CAAX;AACA,YAAKO,QAAQA,KAAK,CAAL,MAAY,SAAzB,EAAqC;AACjCW,iBAAKV,MAAL,GAAcD,KAAK,CAAL,IAAUW,KAAKV,MAA7B;AACAK,iBAAKhB,MAAL,CAAYsB,GAAZ;AACH;AACJ,KATD;;AAWA,WAAO7B,KAAP;AACH","file":"preprocess.js","sourcesContent":["function indentError(input, l, p) {\n    throw input.error('Mixed tabs and spaces are not allowed', l, p + 1);\n}\n\nexport default function preprocess(input, lines) {\n    let indentType;\n    let prevNumber = 0;\n    let parts = lines.map(line => {\n        let lastComma = false;\n        let comment   = false;\n        let number    = prevNumber + 1;\n        let atrule    = false;\n        let indent    = '';\n        let tokens    = [];\n        let colon     = false;\n\n        if ( line.length > 0 ) {\n            if ( line[0][0] === 'space' ) {\n                indent = line[0][1];\n                tokens = line.slice(1);\n            } else {\n                indent = '';\n                tokens = line;\n            }\n\n            if ( !indentType && indent.length ) {\n                indentType = indent[0] === ' ' ? 'space' : 'tab';\n            }\n            if ( indentType === 'space' ) {\n                if ( indent.indexOf('\\t') !== -1 ) {\n                    indentError(input, number, indent.indexOf('\\t'));\n                }\n            } else if ( indentType === 'tab' ) {\n                if ( indent.indexOf(' ') !== -1 ) {\n                    indentError(input, number, indent.indexOf(' '));\n                }\n            }\n\n            if ( tokens.length ) {\n                for ( let i = tokens.length - 1; i >= 0; i-- )  {\n                    let type = tokens[i][0];\n                    if ( type === ',' ) {\n                        lastComma = true;\n                        break;\n                    } else if ( type === 'space' ) {\n                        continue;\n                    } else if ( type === 'comment' ) {\n                        continue;\n                    } else if ( type === 'newline' ) {\n                        continue;\n                    } else {\n                        break;\n                    }\n                }\n                comment = tokens[0][0] === 'comment';\n                atrule  = tokens[0][0] === 'at-word';\n\n                let brackets = 0;\n                for ( let i = 0; i < tokens.length - 1; i++ ) {\n                    let type = tokens[i][0];\n                    let next = tokens[i + 1][0];\n                    if ( type === '(' ) {\n                        brackets += 1;\n                    } else if ( type === ')' ) {\n                        brackets -= 1;\n                    } else if ( type === ':' && brackets === 0 &&\n                               (next === 'space' || next === 'newline') ) {\n                        colon = true;\n                    }\n                }\n            }\n\n            let last = tokens[tokens.length - 1];\n            if ( last && last[0] === 'newline' ) prevNumber = last[2];\n        }\n\n        return {\n            number,\n            indent,\n            colon,\n            tokens,\n            atrule,\n            comment,\n            lastComma,\n            before: ''\n        };\n    });\n\n    parts = parts.reduceRight( (all, i) => {\n        if ( !i.tokens.length || i.tokens.every(j => j[0] === 'newline') ) {\n            let prev    = all[0];\n            let before  = i.indent + i.tokens.map( j => j[1] ).join('');\n            prev.before = before + prev.before;\n        } else {\n            all.unshift(i);\n        }\n        return all;\n    }, [{ end: true, before: '' }]);\n\n    parts.forEach( (part, i) => {\n        if ( i === 0 ) return;\n\n        let prev = parts[i - 1];\n        let last = prev.tokens[prev.tokens.length - 1];\n        if ( last && last[0] === 'newline' ) {\n            part.before = last[1] + part.before;\n            prev.tokens.pop();\n        }\n    });\n\n    return parts;\n}\n"]}