110 lines
5.6 KiB
JavaScript
110 lines
5.6 KiB
JavaScript
"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.compareSync = void 0;
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const fs_1 = __importDefault(require("fs"));
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const path_1 = __importDefault(require("path"));
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const EntryEquality_1 = require("./Entry/EntryEquality");
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const EntryBuilder_1 = require("./Entry/EntryBuilder");
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const LoopDetector_1 = require("./Symlink/LoopDetector");
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const EntryComparator_1 = require("./Entry/EntryComparator");
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const EntryType_1 = require("./Entry/EntryType");
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const Permission_1 = require("./Permission/Permission");
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const StatisticsUpdate_1 = require("./Statistics/StatisticsUpdate");
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/**
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* Returns the sorted list of entries in a directory.
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*/
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function getEntries(rootEntry, relativePath, loopDetected, origin, options) {
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if (!rootEntry || loopDetected) {
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return [];
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}
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if (rootEntry.isDirectory) {
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if (rootEntry.isPermissionDenied) {
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return [];
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}
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const entries = fs_1.default.readdirSync(rootEntry.absolutePath);
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return EntryBuilder_1.EntryBuilder.buildDirEntries(rootEntry, entries, relativePath, origin, options);
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}
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return [rootEntry];
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}
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/**
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* Compares two directories synchronously.
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*/
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function compareSync(rootEntry1, rootEntry2, level, relativePath, options, statistics, diffSet, symlinkCache) {
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const loopDetected1 = LoopDetector_1.LoopDetector.detectLoop(rootEntry1, symlinkCache.dir1);
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const loopDetected2 = LoopDetector_1.LoopDetector.detectLoop(rootEntry2, symlinkCache.dir2);
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LoopDetector_1.LoopDetector.updateSymlinkCache(symlinkCache, rootEntry1, rootEntry2, loopDetected1, loopDetected2);
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const entries1 = getEntries(rootEntry1, relativePath, loopDetected1, 'left', options);
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const entries2 = getEntries(rootEntry2, relativePath, loopDetected2, 'right', options);
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let i1 = 0, i2 = 0;
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while (i1 < entries1.length || i2 < entries2.length) {
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const entry1 = entries1[i1];
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const entry2 = entries2[i2];
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let type1, type2;
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// compare entry name (-1, 0, 1)
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let cmp;
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if (i1 < entries1.length && i2 < entries2.length) {
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cmp = EntryComparator_1.EntryComparator.compareEntry(entry1, entry2, options);
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type1 = EntryType_1.EntryType.getType(entry1);
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type2 = EntryType_1.EntryType.getType(entry2);
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}
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else if (i1 < entries1.length) {
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type1 = EntryType_1.EntryType.getType(entry1);
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type2 = EntryType_1.EntryType.getType(undefined);
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cmp = -1;
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}
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else {
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type1 = EntryType_1.EntryType.getType(undefined);
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type2 = EntryType_1.EntryType.getType(entry2);
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cmp = 1;
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}
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// process entry
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if (cmp === 0) {
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// Both left/right exist and have the same name and type
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let same, reason, state;
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const permissionDeniedState = Permission_1.Permission.getPermissionDeniedState(entry1, entry2);
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if (permissionDeniedState === "access-ok") {
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const compareEntryRes = EntryEquality_1.EntryEquality.isEntryEqualSync(entry1, entry2, type1, options);
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state = compareEntryRes.same ? 'equal' : 'distinct';
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same = compareEntryRes.same;
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reason = compareEntryRes.reason;
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}
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else {
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state = 'distinct';
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same = false;
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reason = "permission-denied";
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}
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options.resultBuilder(entry1, entry2, state, level, relativePath, options, statistics, diffSet, reason, permissionDeniedState);
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StatisticsUpdate_1.StatisticsUpdate.updateStatisticsBoth(entry1, entry2, same, reason, type1, permissionDeniedState, statistics, options);
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i1++;
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i2++;
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if (!options.skipSubdirs && type1 === 'directory') {
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compareSync(entry1, entry2, level + 1, path_1.default.join(relativePath, entry1.name), options, statistics, diffSet, LoopDetector_1.LoopDetector.cloneSymlinkCache(symlinkCache));
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}
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}
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else if (cmp < 0) {
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// Right missing
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const permissionDeniedState = Permission_1.Permission.getPermissionDeniedStateWhenRightMissing(entry1);
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options.resultBuilder(entry1, undefined, 'left', level, relativePath, options, statistics, diffSet, undefined, permissionDeniedState);
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StatisticsUpdate_1.StatisticsUpdate.updateStatisticsLeft(entry1, type1, permissionDeniedState, statistics, options);
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i1++;
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if (type1 === 'directory' && !options.skipSubdirs) {
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compareSync(entry1, undefined, level + 1, path_1.default.join(relativePath, entry1.name), options, statistics, diffSet, LoopDetector_1.LoopDetector.cloneSymlinkCache(symlinkCache));
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}
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}
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else {
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// Left missing
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const permissionDeniedState = Permission_1.Permission.getPermissionDeniedStateWhenLeftMissing(entry2);
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options.resultBuilder(undefined, entry2, "right", level, relativePath, options, statistics, diffSet, undefined, permissionDeniedState);
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StatisticsUpdate_1.StatisticsUpdate.updateStatisticsRight(entry2, type2, permissionDeniedState, statistics, options);
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i2++;
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if (type2 === 'directory' && !options.skipSubdirs) {
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compareSync(undefined, entry2, level + 1, path_1.default.join(relativePath, entry2.name), options, statistics, diffSet, LoopDetector_1.LoopDetector.cloneSymlinkCache(symlinkCache));
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}
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}
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}
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}
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exports.compareSync = compareSync;
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//# sourceMappingURL=compareSync.js.map
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