148 lines
14 KiB
JavaScript
148 lines
14 KiB
JavaScript
/*istanbul ignore start*/'use strict';
|
|
|
|
exports.__esModule = true;
|
|
exports. /*istanbul ignore end*/parsePatch = parsePatch;
|
|
function parsePatch(uniDiff) {
|
|
/*istanbul ignore start*/var /*istanbul ignore end*/options = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
|
|
|
|
var diffstr = uniDiff.split(/\r\n|[\n\v\f\r\x85]/),
|
|
delimiters = uniDiff.match(/\r\n|[\n\v\f\r\x85]/g) || [],
|
|
list = [],
|
|
i = 0;
|
|
|
|
function parseIndex() {
|
|
var index = {};
|
|
list.push(index);
|
|
|
|
// Parse diff metadata
|
|
while (i < diffstr.length) {
|
|
var line = diffstr[i];
|
|
|
|
// File header found, end parsing diff metadata
|
|
if (/^(\-\-\-|\+\+\+|@@)\s/.test(line)) {
|
|
break;
|
|
}
|
|
|
|
// Diff index
|
|
var header = /^(?:Index:|diff(?: -r \w+)+)\s+(.+?)\s*$/.exec(line);
|
|
if (header) {
|
|
index.index = header[1];
|
|
}
|
|
|
|
i++;
|
|
}
|
|
|
|
// Parse file headers if they are defined. Unified diff requires them, but
|
|
// there's no technical issues to have an isolated hunk without file header
|
|
parseFileHeader(index);
|
|
parseFileHeader(index);
|
|
|
|
// Parse hunks
|
|
index.hunks = [];
|
|
|
|
while (i < diffstr.length) {
|
|
var _line = diffstr[i];
|
|
|
|
if (/^(Index:|diff|\-\-\-|\+\+\+)\s/.test(_line)) {
|
|
break;
|
|
} else if (/^@@/.test(_line)) {
|
|
index.hunks.push(parseHunk());
|
|
} else if (_line && options.strict) {
|
|
// Ignore unexpected content unless in strict mode
|
|
throw new Error('Unknown line ' + (i + 1) + ' ' + JSON.stringify(_line));
|
|
} else {
|
|
i++;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Parses the --- and +++ headers, if none are found, no lines
|
|
// are consumed.
|
|
function parseFileHeader(index) {
|
|
var headerPattern = /^(---|\+\+\+)\s+([\S ]*)(?:\t(.*?)\s*)?$/;
|
|
var fileHeader = headerPattern.exec(diffstr[i]);
|
|
if (fileHeader) {
|
|
var keyPrefix = fileHeader[1] === '---' ? 'old' : 'new';
|
|
var fileName = fileHeader[2].replace(/\\\\/g, '\\');
|
|
if (/^".*"$/.test(fileName)) {
|
|
fileName = fileName.substr(1, fileName.length - 2);
|
|
}
|
|
index[keyPrefix + 'FileName'] = fileName;
|
|
index[keyPrefix + 'Header'] = fileHeader[3];
|
|
|
|
i++;
|
|
}
|
|
}
|
|
|
|
// Parses a hunk
|
|
// This assumes that we are at the start of a hunk.
|
|
function parseHunk() {
|
|
var chunkHeaderIndex = i,
|
|
chunkHeaderLine = diffstr[i++],
|
|
chunkHeader = chunkHeaderLine.split(/@@ -(\d+)(?:,(\d+))? \+(\d+)(?:,(\d+))? @@/);
|
|
|
|
var hunk = {
|
|
oldStart: +chunkHeader[1],
|
|
oldLines: +chunkHeader[2] || 1,
|
|
newStart: +chunkHeader[3],
|
|
newLines: +chunkHeader[4] || 1,
|
|
lines: [],
|
|
linedelimiters: []
|
|
};
|
|
|
|
var addCount = 0,
|
|
removeCount = 0;
|
|
for (; i < diffstr.length; i++) {
|
|
// Lines starting with '---' could be mistaken for the "remove line" operation
|
|
// But they could be the header for the next file. Therefore prune such cases out.
|
|
if (diffstr[i].indexOf('--- ') === 0 && i + 2 < diffstr.length && diffstr[i + 1].indexOf('+++ ') === 0 && diffstr[i + 2].indexOf('@@') === 0) {
|
|
break;
|
|
}
|
|
var operation = diffstr[i][0];
|
|
|
|
if (operation === '+' || operation === '-' || operation === ' ' || operation === '\\') {
|
|
hunk.lines.push(diffstr[i]);
|
|
hunk.linedelimiters.push(delimiters[i] || '\n');
|
|
|
|
if (operation === '+') {
|
|
addCount++;
|
|
} else if (operation === '-') {
|
|
removeCount++;
|
|
} else if (operation === ' ') {
|
|
addCount++;
|
|
removeCount++;
|
|
}
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Handle the empty block count case
|
|
if (!addCount && hunk.newLines === 1) {
|
|
hunk.newLines = 0;
|
|
}
|
|
if (!removeCount && hunk.oldLines === 1) {
|
|
hunk.oldLines = 0;
|
|
}
|
|
|
|
// Perform optional sanity checking
|
|
if (options.strict) {
|
|
if (addCount !== hunk.newLines) {
|
|
throw new Error('Added line count did not match for hunk at line ' + (chunkHeaderIndex + 1));
|
|
}
|
|
if (removeCount !== hunk.oldLines) {
|
|
throw new Error('Removed line count did not match for hunk at line ' + (chunkHeaderIndex + 1));
|
|
}
|
|
}
|
|
|
|
return hunk;
|
|
}
|
|
|
|
while (i < diffstr.length) {
|
|
parseIndex();
|
|
}
|
|
|
|
return list;
|
|
}
|
|
//# sourceMappingURL=data:application/json;base64,{"version":3,"sources":["../../src/patch/parse.js"],"names":[],"mappings":";;;gCAAgB,U,GAAA,U;AAAT,SAAS,UAAT,CAAoB,OAApB,EAA2C;2BAAA,I,uBAAd,OAAc,yDAAJ,EAAI;;AAChD,MAAI,UAAU,QAAQ,KAAR,CAAc,qBAAd,CAAd;AAAA,MACI,aAAa,QAAQ,KAAR,CAAc,sBAAd,KAAyC,EAD1D;AAAA,MAEI,OAAO,EAFX;AAAA,MAGI,IAAI,CAHR;;AAKA,WAAS,UAAT,GAAsB;AACpB,QAAI,QAAQ,EAAZ;AACA,SAAK,IAAL,CAAU,KAAV;;;AAGA,WAAO,IAAI,QAAQ,MAAnB,EAA2B;AACzB,UAAI,OAAO,QAAQ,CAAR,CAAX;;;AAGA,UAAI,wBAAwB,IAAxB,CAA6B,IAA7B,CAAJ,EAAwC;AACtC;AACD;;;AAGD,UAAI,SAAU,0CAAD,CAA6C,IAA7C,CAAkD,IAAlD,CAAb;AACA,UAAI,MAAJ,EAAY;AACV,cAAM,KAAN,GAAc,OAAO,CAAP,CAAd;AACD;;AAED;AACD;;;;AAID,oBAAgB,KAAhB;AACA,oBAAgB,KAAhB;;;AAGA,UAAM,KAAN,GAAc,EAAd;;AAEA,WAAO,IAAI,QAAQ,MAAnB,EAA2B;AACzB,UAAI,QAAO,QAAQ,CAAR,CAAX;;AAEA,UAAI,iCAAiC,IAAjC,CAAsC,KAAtC,CAAJ,EAAiD;AAC/C;AACD,OAFD,MAEO,IAAI,MAAM,IAAN,CAAW,KAAX,CAAJ,EAAsB;AAC3B,cAAM,KAAN,CAAY,IAAZ,CAAiB,WAAjB;AACD,OAFM,MAEA,IAAI,SAAQ,QAAQ,MAApB,EAA4B;;AAEjC,cAAM,IAAI,KAAJ,CAAU,mBAAmB,IAAI,CAAvB,IAA4B,GAA5B,GAAkC,KAAK,SAAL,CAAe,KAAf,CAA5C,CAAN;AACD,OAHM,MAGA;AACL;AACD;AACF;AACF;;;;AAID,WAAS,eAAT,CAAyB,KAAzB,EAAgC;AAC9B,QAAM,gBAAgB,0CAAtB;AACA,QAAM,aAAa,cAAc,IAAd,CAAmB,QAAQ,CAAR,CAAnB,CAAnB;AACA,QAAI,UAAJ,EAAgB;AACd,UAAI,YAAY,WAAW,CAAX,MAAkB,KAAlB,GAA0B,KAA1B,GAAkC,KAAlD;AACA,UAAI,WAAW,WAAW,CAAX,EAAc,OAAd,CAAsB,OAAtB,EAA+B,IAA/B,CAAf;AACA,UAAI,SAAS,IAAT,CAAc,QAAd,CAAJ,EAA6B;AAC3B,mBAAW,SAAS,MAAT,CAAgB,CAAhB,EAAmB,SAAS,MAAT,GAAkB,CAArC,CAAX;AACD;AACD,YAAM,YAAY,UAAlB,IAAgC,QAAhC;AACA,YAAM,YAAY,QAAlB,IAA8B,WAAW,CAAX,CAA9B;;AAEA;AACD;AACF;;;;AAID,WAAS,SAAT,GAAqB;AACnB,QAAI,mBAAmB,CAAvB;AAAA,QACI,kBAAkB,QAAQ,GAAR,CADtB;AAAA,QAEI,cAAc,gBAAgB,KAAhB,CAAsB,4CAAtB,CAFlB;;AAIA,QAAI,OAAO;AACT,gBAAU,CAAC,YAAY,CAAZ,CADF;AAET,gBAAU,CAAC,YAAY,CAAZ,CAAD,IAAmB,CAFpB;AAGT,gBAAU,CAAC,YAAY,CAAZ,CAHF;AAIT,gBAAU,CAAC,YAAY,CAAZ,CAAD,IAAmB,CAJpB;AAKT,aAAO,EALE;AAMT,sBAAgB;AANP,KAAX;;AASA,QAAI,WAAW,CAAf;AAAA,QACI,cAAc,CADlB;AAEA,WAAO,IAAI,QAAQ,MAAnB,EAA2B,GAA3B,EAAgC;;;AAG9B,UAAI,QAAQ,CAAR,EAAW,OAAX,CAAmB,MAAnB,MAA+B,CAA/B,IACM,IAAI,CAAJ,GAAQ,QAAQ,MADtB,IAEK,QAAQ,IAAI,CAAZ,EAAe,OAAf,CAAuB,MAAvB,MAAmC,CAFxC,IAGK,QAAQ,IAAI,CAAZ,EAAe,OAAf,CAAuB,IAAvB,MAAiC,CAH1C,EAG6C;AACzC;AACH;AACD,UAAI,YAAY,QAAQ,CAAR,EAAW,CAAX,CAAhB;;AAEA,UAAI,cAAc,GAAd,IAAqB,cAAc,GAAnC,IAA0C,cAAc,GAAxD,IAA+D,cAAc,IAAjF,EAAuF;AACrF,aAAK,KAAL,CAAW,IAAX,CAAgB,QAAQ,CAAR,CAAhB;AACA,aAAK,cAAL,CAAoB,IAApB,CAAyB,WAAW,CAAX,KAAiB,IAA1C;;AAEA,YAAI,cAAc,GAAlB,EAAuB;AACrB;AACD,SAFD,MAEO,IAAI,cAAc,GAAlB,EAAuB;AAC5B;AACD,SAFM,MAEA,IAAI,cAAc,GAAlB,EAAuB;AAC5B;AACA;AACD;AACF,OAZD,MAYO;AACL;AACD;AACF;;;AAGD,QAAI,CAAC,QAAD,IAAa,KAAK,QAAL,KAAkB,CAAnC,EAAsC;AACpC,WAAK,QAAL,GAAgB,CAAhB;AACD;AACD,QAAI,CAAC,WAAD,IAAgB,KAAK,QAAL,KAAkB,CAAtC,EAAyC;AACvC,WAAK,QAAL,GAAgB,CAAhB;AACD;;;AAGD,QAAI,QAAQ,MAAZ,EAAoB;AAClB,UAAI,aAAa,KAAK,QAAtB,EAAgC;AAC9B,cAAM,IAAI,KAAJ,CAAU,sDAAsD,mBAAmB,CAAzE,CAAV,CAAN;AACD;AACD,UAAI,gBAAgB,KAAK,QAAzB,EAAmC;AACjC,cAAM,IAAI,KAAJ,CAAU,wDAAwD,mBAAmB,CAA3E,CAAV,CAAN;AACD;AACF;;AAED,WAAO,IAAP;AACD;;AAED,SAAO,IAAI,QAAQ,MAAnB,EAA2B;AACzB;AACD;;AAED,SAAO,IAAP;AACD","file":"parse.js","sourcesContent":["export function parsePatch(uniDiff, options = {}) {\n  let diffstr = uniDiff.split(/\\r\\n|[\\n\\v\\f\\r\\x85]/),\n      delimiters = uniDiff.match(/\\r\\n|[\\n\\v\\f\\r\\x85]/g) || [],\n      list = [],\n      i = 0;\n\n  function parseIndex() {\n    let index = {};\n    list.push(index);\n\n    // Parse diff metadata\n    while (i < diffstr.length) {\n      let line = diffstr[i];\n\n      // File header found, end parsing diff metadata\n      if (/^(\\-\\-\\-|\\+\\+\\+|@@)\\s/.test(line)) {\n        break;\n      }\n\n      // Diff index\n      let header = (/^(?:Index:|diff(?: -r \\w+)+)\\s+(.+?)\\s*$/).exec(line);\n      if (header) {\n        index.index = header[1];\n      }\n\n      i++;\n    }\n\n    // Parse file headers if they are defined. Unified diff requires them, but\n    // there's no technical issues to have an isolated hunk without file header\n    parseFileHeader(index);\n    parseFileHeader(index);\n\n    // Parse hunks\n    index.hunks = [];\n\n    while (i < diffstr.length) {\n      let line = diffstr[i];\n\n      if (/^(Index:|diff|\\-\\-\\-|\\+\\+\\+)\\s/.test(line)) {\n        break;\n      } else if (/^@@/.test(line)) {\n        index.hunks.push(parseHunk());\n      } else if (line && options.strict) {\n        // Ignore unexpected content unless in strict mode\n        throw new Error('Unknown line ' + (i + 1) + ' ' + JSON.stringify(line));\n      } else {\n        i++;\n      }\n    }\n  }\n\n  // Parses the --- and +++ headers, if none are found, no lines\n  // are consumed.\n  function parseFileHeader(index) {\n    const headerPattern = /^(---|\\+\\+\\+)\\s+([\\S ]*)(?:\\t(.*?)\\s*)?$/;\n    const fileHeader = headerPattern.exec(diffstr[i]);\n    if (fileHeader) {\n      let keyPrefix = fileHeader[1] === '---' ? 'old' : 'new';\n      let fileName = fileHeader[2].replace(/\\\\\\\\/g, '\\\\');\n      if (/^\".*\"$/.test(fileName)) {\n        fileName = fileName.substr(1, fileName.length - 2);\n      }\n      index[keyPrefix + 'FileName'] = fileName;\n      index[keyPrefix + 'Header'] = fileHeader[3];\n\n      i++;\n    }\n  }\n\n  // Parses a hunk\n  // This assumes that we are at the start of a hunk.\n  function parseHunk() {\n    let chunkHeaderIndex = i,\n        chunkHeaderLine = diffstr[i++],\n        chunkHeader = chunkHeaderLine.split(/@@ -(\\d+)(?:,(\\d+))? \\+(\\d+)(?:,(\\d+))? @@/);\n\n    let hunk = {\n      oldStart: +chunkHeader[1],\n      oldLines: +chunkHeader[2] || 1,\n      newStart: +chunkHeader[3],\n      newLines: +chunkHeader[4] || 1,\n      lines: [],\n      linedelimiters: []\n    };\n\n    let addCount = 0,\n        removeCount = 0;\n    for (; i < diffstr.length; i++) {\n      // Lines starting with '---' could be mistaken for the \"remove line\" operation\n      // But they could be the header for the next file. Therefore prune such cases out.\n      if (diffstr[i].indexOf('--- ') === 0\n            && (i + 2 < diffstr.length)\n            && diffstr[i + 1].indexOf('+++ ') === 0\n            && diffstr[i + 2].indexOf('@@') === 0) {\n          break;\n      }\n      let operation = diffstr[i][0];\n\n      if (operation === '+' || operation === '-' || operation === ' ' || operation === '\\\\') {\n        hunk.lines.push(diffstr[i]);\n        hunk.linedelimiters.push(delimiters[i] || '\\n');\n\n        if (operation === '+') {\n          addCount++;\n        } else if (operation === '-') {\n          removeCount++;\n        } else if (operation === ' ') {\n          addCount++;\n          removeCount++;\n        }\n      } else {\n        break;\n      }\n    }\n\n    // Handle the empty block count case\n    if (!addCount && hunk.newLines === 1) {\n      hunk.newLines = 0;\n    }\n    if (!removeCount && hunk.oldLines === 1) {\n      hunk.oldLines = 0;\n    }\n\n    // Perform optional sanity checking\n    if (options.strict) {\n      if (addCount !== hunk.newLines) {\n        throw new Error('Added line count did not match for hunk at line ' + (chunkHeaderIndex + 1));\n      }\n      if (removeCount !== hunk.oldLines) {\n        throw new Error('Removed line count did not match for hunk at line ' + (chunkHeaderIndex + 1));\n      }\n    }\n\n    return hunk;\n  }\n\n  while (i < diffstr.length) {\n    parseIndex();\n  }\n\n  return list;\n}\n"]}
|