diff/lib/patch/apply.js

/*istanbul ignore start*/
"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.applyPatch = applyPatch;
exports.applyPatches = applyPatches;

/*istanbul ignore end*/
var
/*istanbul ignore start*/
_parse = require("./parse")
/*istanbul ignore end*/
;

var
/*istanbul ignore start*/
_distanceIterator = _interopRequireDefault(require("../util/distance-iterator"))
/*istanbul ignore end*/
;

/*istanbul ignore start*/ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }

/*istanbul ignore end*/
function applyPatch(source, uniDiff) {
  /*istanbul ignore start*/
  var
  /*istanbul ignore end*/
  options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};

  if (typeof uniDiff === 'string') {
    uniDiff =
    /*istanbul ignore start*/
    (0,
    /*istanbul ignore end*/

    /*istanbul ignore start*/
    _parse
    /*istanbul ignore end*/
    .
    /*istanbul ignore start*/
    parsePatch)
    /*istanbul ignore end*/
    (uniDiff);
  }

  if (Array.isArray(uniDiff)) {
    if (uniDiff.length > 1) {
      throw new Error('applyPatch only works with a single input.');
    }

    uniDiff = uniDiff[0];
  } // Apply the diff to the input


  var lines = source.split(/\r\n|[\n\v\f\r\x85]/),
      delimiters = source.match(/\r\n|[\n\v\f\r\x85]/g) || [],
      hunks = uniDiff.hunks,
      compareLine = options.compareLine || function (lineNumber, line, operation, patchContent)
  /*istanbul ignore start*/
  {
    return (
      /*istanbul ignore end*/
      line === patchContent
    );
  },
      errorCount = 0,
      fuzzFactor = options.fuzzFactor || 0,
      minLine = 0,
      offset = 0,
      removeEOFNL,
      addEOFNL;
  /**
   * Checks if the hunk exactly fits on the provided location
   */


  function hunkFits(hunk, toPos) {
    for (var j = 0; j < hunk.lines.length; j++) {
      var line = hunk.lines[j],
          operation = line.length > 0 ? line[0] : ' ',
          content = line.length > 0 ? line.substr(1) : line;

      if (operation === ' ' || operation === '-') {
        // Context sanity check
        if (!compareLine(toPos + 1, lines[toPos], operation, content)) {
          errorCount++;

          if (errorCount > fuzzFactor) {
            return false;
          }
        }

        toPos++;
      }
    }

    return true;
  } // Search best fit offsets for each hunk based on the previous ones


  for (var i = 0; i < hunks.length; i++) {
    var hunk = hunks[i],
        maxLine = lines.length - hunk.oldLines,
        localOffset = 0,
        toPos = offset + hunk.oldStart - 1;
    var iterator =
    /*istanbul ignore start*/
    (0,
    /*istanbul ignore end*/

    /*istanbul ignore start*/
    _distanceIterator
    /*istanbul ignore end*/
    [
    /*istanbul ignore start*/
    "default"
    /*istanbul ignore end*/
    ])(toPos, minLine, maxLine);

    for (; localOffset !== undefined; localOffset = iterator()) {
      if (hunkFits(hunk, toPos + localOffset)) {
        hunk.offset = offset += localOffset;
        break;
      }
    }

    if (localOffset === undefined) {
      return false;
    } // Set lower text limit to end of the current hunk, so next ones don't try
    // to fit over already patched text


    minLine = hunk.offset + hunk.oldStart + hunk.oldLines;
  } // Apply patch hunks


  var diffOffset = 0;

  for (var _i = 0; _i < hunks.length; _i++) {
    var _hunk = hunks[_i],
        _toPos = _hunk.oldStart + _hunk.offset + diffOffset - 1;

    diffOffset += _hunk.newLines - _hunk.oldLines;

    for (var j = 0; j < _hunk.lines.length; j++) {
      var line = _hunk.lines[j],
          operation = line.length > 0 ? line[0] : ' ',
          content = line.length > 0 ? line.substr(1) : line,
          delimiter = _hunk.linedelimiters[j];

      if (operation === ' ') {
        _toPos++;
      } else if (operation === '-') {
        lines.splice(_toPos, 1);
        delimiters.splice(_toPos, 1);
        /* istanbul ignore else */
      } else if (operation === '+') {
        lines.splice(_toPos, 0, content);
        delimiters.splice(_toPos, 0, delimiter);
        _toPos++;
      } else if (operation === '\\') {
        var previousOperation = _hunk.lines[j - 1] ? _hunk.lines[j - 1][0] : null;

        if (previousOperation === '+') {
          removeEOFNL = true;
        } else if (previousOperation === '-') {
          addEOFNL = true;
        }
      }
    }
  } // Handle EOFNL insertion/removal


  if (removeEOFNL) {
    while (!lines[lines.length - 1]) {
      lines.pop();
      delimiters.pop();
    }
  } else if (addEOFNL) {
    lines.push('');
    delimiters.push('\n');
  }

  for (var _k = 0; _k < lines.length - 1; _k++) {
    lines[_k] = lines[_k] + delimiters[_k];
  }

  return lines.join('');
} // Wrapper that supports multiple file patches via callbacks.


function applyPatches(uniDiff, options) {
  if (typeof uniDiff === 'string') {
    uniDiff =
    /*istanbul ignore start*/
    (0,
    /*istanbul ignore end*/

    /*istanbul ignore start*/
    _parse
    /*istanbul ignore end*/
    .
    /*istanbul ignore start*/
    parsePatch)
    /*istanbul ignore end*/
    (uniDiff);
  }

  var currentIndex = 0;

  function processIndex() {
    var index = uniDiff[currentIndex++];

    if (!index) {
      return options.complete();
    }

    options.loadFile(index, function (err, data) {
      if (err) {
        return options.complete(err);
      }

      var updatedContent = applyPatch(data, index, options);
      options.patched(index, updatedContent, function (err) {
        if (err) {
          return options.complete(err);
        }

        processIndex();
      });
    });
  }

  processIndex();
}
//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"sources":["../../src/patch/apply.js"],"names":["applyPatch","source","uniDiff","options","parsePatch","Array","isArray","length","Error","lines","split","delimiters","match","hunks","compareLine","lineNumber","line","operation","patchContent","errorCount","fuzzFactor","minLine","offset","removeEOFNL","addEOFNL","hunkFits","hunk","toPos","j","content","substr","i","maxLine","oldLines","localOffset","oldStart","iterator","distanceIterator","undefined","diffOffset","newLines","delimiter","linedelimiters","splice","previousOperation","pop","push","_k","join","applyPatches","currentIndex","processIndex","index","complete","loadFile","err","data","updatedContent","patched"],"mappings":";;;;;;;;;;AAAA;AAAA;AAAA;AAAA;AAAA;;AACA;AAAA;AAAA;AAAA;AAAA;;;;;AAEO,SAASA,UAAT,CAAoBC,MAApB,EAA4BC,OAA5B,EAAmD;AAAA;AAAA;AAAA;AAAdC,EAAAA,OAAc,uEAAJ,EAAI;;AACxD,MAAI,OAAOD,OAAP,KAAmB,QAAvB,EAAiC;AAC/BA,IAAAA,OAAO;AAAG;AAAA;AAAA;;AAAAE;AAAAA;AAAAA;AAAAA;AAAAA;AAAAA;AAAA;AAAA,KAAWF,OAAX,CAAV;AACD;;AAED,MAAIG,KAAK,CAACC,OAAN,CAAcJ,OAAd,CAAJ,EAA4B;AAC1B,QAAIA,OAAO,CAACK,MAAR,GAAiB,CAArB,EAAwB;AACtB,YAAM,IAAIC,KAAJ,CAAU,4CAAV,CAAN;AACD;;AAEDN,IAAAA,OAAO,GAAGA,OAAO,CAAC,CAAD,CAAjB;AACD,GAXuD,CAaxD;;;AACA,MAAIO,KAAK,GAAGR,MAAM,CAACS,KAAP,CAAa,qBAAb,CAAZ;AAAA,MACIC,UAAU,GAAGV,MAAM,CAACW,KAAP,CAAa,sBAAb,KAAwC,EADzD;AAAA,MAEIC,KAAK,GAAGX,OAAO,CAACW,KAFpB;AAAA,MAIIC,WAAW,GAAGX,OAAO,CAACW,WAAR,IAAwB,UAACC,UAAD,EAAaC,IAAb,EAAmBC,SAAnB,EAA8BC,YAA9B;AAAA;AAAA;AAAA;AAAA;AAA+CF,MAAAA,IAAI,KAAKE;AAAxD;AAAA,GAJ1C;AAAA,MAKIC,UAAU,GAAG,CALjB;AAAA,MAMIC,UAAU,GAAGjB,OAAO,CAACiB,UAAR,IAAsB,CANvC;AAAA,MAOIC,OAAO,GAAG,CAPd;AAAA,MAQIC,MAAM,GAAG,CARb;AAAA,MAUIC,WAVJ;AAAA,MAWIC,QAXJ;AAaA;;;;;AAGA,WAASC,QAAT,CAAkBC,IAAlB,EAAwBC,KAAxB,EAA+B;AAC7B,SAAK,IAAIC,CAAC,GAAG,CAAb,EAAgBA,CAAC,GAAGF,IAAI,CAACjB,KAAL,CAAWF,MAA/B,EAAuCqB,CAAC,EAAxC,EAA4C;AAC1C,UAAIZ,IAAI,GAAGU,IAAI,CAACjB,KAAL,CAAWmB,CAAX,CAAX;AAAA,UACIX,SAAS,GAAID,IAAI,CAACT,MAAL,GAAc,CAAd,GAAkBS,IAAI,CAAC,CAAD,CAAtB,GAA4B,GAD7C;AAAA,UAEIa,OAAO,GAAIb,IAAI,CAACT,MAAL,GAAc,CAAd,GAAkBS,IAAI,CAACc,MAAL,CAAY,CAAZ,CAAlB,GAAmCd,IAFlD;;AAIA,UAAIC,SAAS,KAAK,GAAd,IAAqBA,SAAS,KAAK,GAAvC,EAA4C;AAC1C;AACA,YAAI,CAACH,WAAW,CAACa,KAAK,GAAG,CAAT,EAAYlB,KAAK,CAACkB,KAAD,CAAjB,EAA0BV,SAA1B,EAAqCY,OAArC,CAAhB,EAA+D;AAC7DV,UAAAA,UAAU;;AAEV,cAAIA,UAAU,GAAGC,UAAjB,EAA6B;AAC3B,mBAAO,KAAP;AACD;AACF;;AACDO,QAAAA,KAAK;AACN;AACF;;AAED,WAAO,IAAP;AACD,GAlDuD,CAoDxD;;;AACA,OAAK,IAAII,CAAC,GAAG,CAAb,EAAgBA,CAAC,GAAGlB,KAAK,CAACN,MAA1B,EAAkCwB,CAAC,EAAnC,EAAuC;AACrC,QAAIL,IAAI,GAAGb,KAAK,CAACkB,CAAD,CAAhB;AAAA,QACIC,OAAO,GAAGvB,KAAK,CAACF,MAAN,GAAemB,IAAI,CAACO,QADlC;AAAA,QAEIC,WAAW,GAAG,CAFlB;AAAA,QAGIP,KAAK,GAAGL,MAAM,GAAGI,IAAI,CAACS,QAAd,GAAyB,CAHrC;AAKA,QAAIC,QAAQ;AAAG;AAAA;AAAA;;AAAAC;AAAAA;AAAAA;AAAAA;AAAAA;AAAAA;AAAAA;AAAAA,OAAiBV,KAAjB,EAAwBN,OAAxB,EAAiCW,OAAjC,CAAf;;AAEA,WAAOE,WAAW,KAAKI,SAAvB,EAAkCJ,WAAW,GAAGE,QAAQ,EAAxD,EAA4D;AAC1D,UAAIX,QAAQ,CAACC,IAAD,EAAOC,KAAK,GAAGO,WAAf,CAAZ,EAAyC;AACvCR,QAAAA,IAAI,CAACJ,MAAL,GAAcA,MAAM,IAAIY,WAAxB;AACA;AACD;AACF;;AAED,QAAIA,WAAW,KAAKI,SAApB,EAA+B;AAC7B,aAAO,KAAP;AACD,KAjBoC,CAmBrC;AACA;;;AACAjB,IAAAA,OAAO,GAAGK,IAAI,CAACJ,MAAL,GAAcI,IAAI,CAACS,QAAnB,GAA8BT,IAAI,CAACO,QAA7C;AACD,GA3EuD,CA6ExD;;;AACA,MAAIM,UAAU,GAAG,CAAjB;;AACA,OAAK,IAAIR,EAAC,GAAG,CAAb,EAAgBA,EAAC,GAAGlB,KAAK,CAACN,MAA1B,EAAkCwB,EAAC,EAAnC,EAAuC;AACrC,QAAIL,KAAI,GAAGb,KAAK,CAACkB,EAAD,CAAhB;AAAA,QACIJ,MAAK,GAAGD,KAAI,CAACS,QAAL,GAAgBT,KAAI,CAACJ,MAArB,GAA8BiB,UAA9B,GAA2C,CADvD;;AAEAA,IAAAA,UAAU,IAAIb,KAAI,CAACc,QAAL,GAAgBd,KAAI,CAACO,QAAnC;;AAEA,SAAK,IAAIL,CAAC,GAAG,CAAb,EAAgBA,CAAC,GAAGF,KAAI,CAACjB,KAAL,CAAWF,MAA/B,EAAuCqB,CAAC,EAAxC,EAA4C;AAC1C,UAAIZ,IAAI,GAAGU,KAAI,CAACjB,KAAL,CAAWmB,CAAX,CAAX;AAAA,UACIX,SAAS,GAAID,IAAI,CAACT,MAAL,GAAc,CAAd,GAAkBS,IAAI,CAAC,CAAD,CAAtB,GAA4B,GAD7C;AAAA,UAEIa,OAAO,GAAIb,IAAI,CAACT,MAAL,GAAc,CAAd,GAAkBS,IAAI,CAACc,MAAL,CAAY,CAAZ,CAAlB,GAAmCd,IAFlD;AAAA,UAGIyB,SAAS,GAAGf,KAAI,CAACgB,cAAL,CAAoBd,CAApB,CAHhB;;AAKA,UAAIX,SAAS,KAAK,GAAlB,EAAuB;AACrBU,QAAAA,MAAK;AACN,OAFD,MAEO,IAAIV,SAAS,KAAK,GAAlB,EAAuB;AAC5BR,QAAAA,KAAK,CAACkC,MAAN,CAAahB,MAAb,EAAoB,CAApB;AACAhB,QAAAA,UAAU,CAACgC,MAAX,CAAkBhB,MAAlB,EAAyB,CAAzB;AACF;AACC,OAJM,MAIA,IAAIV,SAAS,KAAK,GAAlB,EAAuB;AAC5BR,QAAAA,KAAK,CAACkC,MAAN,CAAahB,MAAb,EAAoB,CAApB,EAAuBE,OAAvB;AACAlB,QAAAA,UAAU,CAACgC,MAAX,CAAkBhB,MAAlB,EAAyB,CAAzB,EAA4Bc,SAA5B;AACAd,QAAAA,MAAK;AACN,OAJM,MAIA,IAAIV,SAAS,KAAK,IAAlB,EAAwB;AAC7B,YAAI2B,iBAAiB,GAAGlB,KAAI,CAACjB,KAAL,CAAWmB,CAAC,GAAG,CAAf,IAAoBF,KAAI,CAACjB,KAAL,CAAWmB,CAAC,GAAG,CAAf,EAAkB,CAAlB,CAApB,GAA2C,IAAnE;;AACA,YAAIgB,iBAAiB,KAAK,GAA1B,EAA+B;AAC7BrB,UAAAA,WAAW,GAAG,IAAd;AACD,SAFD,MAEO,IAAIqB,iBAAiB,KAAK,GAA1B,EAA+B;AACpCpB,UAAAA,QAAQ,GAAG,IAAX;AACD;AACF;AACF;AACF,GA7GuD,CA+GxD;;;AACA,MAAID,WAAJ,EAAiB;AACf,WAAO,CAACd,KAAK,CAACA,KAAK,CAACF,MAAN,GAAe,CAAhB,CAAb,EAAiC;AAC/BE,MAAAA,KAAK,CAACoC,GAAN;AACAlC,MAAAA,UAAU,CAACkC,GAAX;AACD;AACF,GALD,MAKO,IAAIrB,QAAJ,EAAc;AACnBf,IAAAA,KAAK,CAACqC,IAAN,CAAW,EAAX;AACAnC,IAAAA,UAAU,CAACmC,IAAX,CAAgB,IAAhB;AACD;;AACD,OAAK,IAAIC,EAAE,GAAG,CAAd,EAAiBA,EAAE,GAAGtC,KAAK,CAACF,MAAN,GAAe,CAArC,EAAwCwC,EAAE,EAA1C,EAA8C;AAC5CtC,IAAAA,KAAK,CAACsC,EAAD,CAAL,GAAYtC,KAAK,CAACsC,EAAD,CAAL,GAAYpC,UAAU,CAACoC,EAAD,CAAlC;AACD;;AACD,SAAOtC,KAAK,CAACuC,IAAN,CAAW,EAAX,CAAP;AACD,C,CAED;;;AACO,SAASC,YAAT,CAAsB/C,OAAtB,EAA+BC,OAA/B,EAAwC;AAC7C,MAAI,OAAOD,OAAP,KAAmB,QAAvB,EAAiC;AAC/BA,IAAAA,OAAO;AAAG;AAAA;AAAA;;AAAAE;AAAAA;AAAAA;AAAAA;AAAAA;AAAAA;AAAA;AAAA,KAAWF,OAAX,CAAV;AACD;;AAED,MAAIgD,YAAY,GAAG,CAAnB;;AACA,WAASC,YAAT,GAAwB;AACtB,QAAIC,KAAK,GAAGlD,OAAO,CAACgD,YAAY,EAAb,CAAnB;;AACA,QAAI,CAACE,KAAL,EAAY;AACV,aAAOjD,OAAO,CAACkD,QAAR,EAAP;AACD;;AAEDlD,IAAAA,OAAO,CAACmD,QAAR,CAAiBF,KAAjB,EAAwB,UAASG,GAAT,EAAcC,IAAd,EAAoB;AAC1C,UAAID,GAAJ,EAAS;AACP,eAAOpD,OAAO,CAACkD,QAAR,CAAiBE,GAAjB,CAAP;AACD;;AAED,UAAIE,cAAc,GAAGzD,UAAU,CAACwD,IAAD,EAAOJ,KAAP,EAAcjD,OAAd,CAA/B;AACAA,MAAAA,OAAO,CAACuD,OAAR,CAAgBN,KAAhB,EAAuBK,cAAvB,EAAuC,UAASF,GAAT,EAAc;AACnD,YAAIA,GAAJ,EAAS;AACP,iBAAOpD,OAAO,CAACkD,QAAR,CAAiBE,GAAjB,CAAP;AACD;;AAEDJ,QAAAA,YAAY;AACb,OAND;AAOD,KAbD;AAcD;;AACDA,EAAAA,YAAY;AACb","sourcesContent":["import {parsePatch} from './parse';\nimport distanceIterator from '../util/distance-iterator';\n\nexport function applyPatch(source, uniDiff, options = {}) {\n  if (typeof uniDiff === 'string') {\n    uniDiff = parsePatch(uniDiff);\n  }\n\n  if (Array.isArray(uniDiff)) {\n    if (uniDiff.length > 1) {\n      throw new Error('applyPatch only works with a single input.');\n    }\n\n    uniDiff = uniDiff[0];\n  }\n\n  // Apply the diff to the input\n  let lines = source.split(/\\r\\n|[\\n\\v\\f\\r\\x85]/),\n      delimiters = source.match(/\\r\\n|[\\n\\v\\f\\r\\x85]/g) || [],\n      hunks = uniDiff.hunks,\n\n      compareLine = options.compareLine || ((lineNumber, line, operation, patchContent) => line === patchContent),\n      errorCount = 0,\n      fuzzFactor = options.fuzzFactor || 0,\n      minLine = 0,\n      offset = 0,\n\n      removeEOFNL,\n      addEOFNL;\n\n  /**\n   * Checks if the hunk exactly fits on the provided location\n   */\n  function hunkFits(hunk, toPos) {\n    for (let j = 0; j < hunk.lines.length; j++) {\n      let line = hunk.lines[j],\n          operation = (line.length > 0 ? line[0] : ' '),\n          content = (line.length > 0 ? line.substr(1) : line);\n\n      if (operation === ' ' || operation === '-') {\n        // Context sanity check\n        if (!compareLine(toPos + 1, lines[toPos], operation, content)) {\n          errorCount++;\n\n          if (errorCount > fuzzFactor) {\n            return false;\n          }\n        }\n        toPos++;\n      }\n    }\n\n    return true;\n  }\n\n  // Search best fit offsets for each hunk based on the previous ones\n  for (let i = 0; i < hunks.length; i++) {\n    let hunk = hunks[i],\n        maxLine = lines.length - hunk.oldLines,\n        localOffset = 0,\n        toPos = offset + hunk.oldStart - 1;\n\n    let iterator = distanceIterator(toPos, minLine, maxLine);\n\n    for (; localOffset !== undefined; localOffset = iterator()) {\n      if (hunkFits(hunk, toPos + localOffset)) {\n        hunk.offset = offset += localOffset;\n        break;\n      }\n    }\n\n    if (localOffset === undefined) {\n      return false;\n    }\n\n    // Set lower text limit to end of the current hunk, so next ones don't try\n    // to fit over already patched text\n    minLine = hunk.offset + hunk.oldStart + hunk.oldLines;\n  }\n\n  // Apply patch hunks\n  let diffOffset = 0;\n  for (let i = 0; i < hunks.length; i++) {\n    let hunk = hunks[i],\n        toPos = hunk.oldStart + hunk.offset + diffOffset - 1;\n    diffOffset += hunk.newLines - hunk.oldLines;\n\n    for (let j = 0; j < hunk.lines.length; j++) {\n      let line = hunk.lines[j],\n          operation = (line.length > 0 ? line[0] : ' '),\n          content = (line.length > 0 ? line.substr(1) : line),\n          delimiter = hunk.linedelimiters[j];\n\n      if (operation === ' ') {\n        toPos++;\n      } else if (operation === '-') {\n        lines.splice(toPos, 1);\n        delimiters.splice(toPos, 1);\n      /* istanbul ignore else */\n      } else if (operation === '+') {\n        lines.splice(toPos, 0, content);\n        delimiters.splice(toPos, 0, delimiter);\n        toPos++;\n      } else if (operation === '\\\\') {\n        let previousOperation = hunk.lines[j - 1] ? hunk.lines[j - 1][0] : null;\n        if (previousOperation === '+') {\n          removeEOFNL = true;\n        } else if (previousOperation === '-') {\n          addEOFNL = true;\n        }\n      }\n    }\n  }\n\n  // Handle EOFNL insertion/removal\n  if (removeEOFNL) {\n    while (!lines[lines.length - 1]) {\n      lines.pop();\n      delimiters.pop();\n    }\n  } else if (addEOFNL) {\n    lines.push('');\n    delimiters.push('\\n');\n  }\n  for (let _k = 0; _k < lines.length - 1; _k++) {\n    lines[_k] = lines[_k] + delimiters[_k];\n  }\n  return lines.join('');\n}\n\n// Wrapper that supports multiple file patches via callbacks.\nexport function applyPatches(uniDiff, options) {\n  if (typeof uniDiff === 'string') {\n    uniDiff = parsePatch(uniDiff);\n  }\n\n  let currentIndex = 0;\n  function processIndex() {\n    let index = uniDiff[currentIndex++];\n    if (!index) {\n      return options.complete();\n    }\n\n    options.loadFile(index, function(err, data) {\n      if (err) {\n        return options.complete(err);\n      }\n\n      let updatedContent = applyPatch(data, index, options);\n      options.patched(index, updatedContent, function(err) {\n        if (err) {\n          return options.complete(err);\n        }\n\n        processIndex();\n      });\n    });\n  }\n  processIndex();\n}\n"]}