2 files changed, 121 insertions, 0 deletions
diff --git a/node_modules/dir-compare/src/statistics/statisticsLifecycle.js b/node_modules/dir-compare/src/statistics/statisticsLifecycle.js
new file mode 100644
index 0000000..549ec5e
--- /dev/null
+++ b/node_modules/dir-compare/src/statistics/statisticsLifecycle.js
@@ -0,0 +1,59 @@
+/**
+ * Controls creation/completion of global statistics object.
+ */
+module.exports = {
+    initStats(options) {
+        var symlinkStatistics = undefined
+        if (options.compareSymlink) {
+            symlinkStatistics = {
+                distinctSymlinks: 0,
+                equalSymlinks: 0,
+                leftSymlinks: 0,
+                rightSymlinks: 0,
+                differencesSymlinks: 0,
+                totalSymlinks: 0,
+            }
+        }
+        var brokenLinksStatistics = {
+            leftBrokenLinks: 0,
+            rightBrokenLinks: 0,
+            distinctBrokenLinks: 0,
+        }
+        return {
+            distinct: 0,
+            equal: 0,
+            left: 0,
+            right: 0,
+            distinctFiles: 0,
+            equalFiles: 0,
+            leftFiles: 0,
+            rightFiles: 0,
+            distinctDirs: 0,
+            equalDirs: 0,
+            leftDirs: 0,
+            rightDirs: 0,
+            brokenLinks: brokenLinksStatistics,
+            symlinks: symlinkStatistics,
+            same: undefined
+        }
+    },
+
+    completeStatistics(statistics, options) {
+        statistics.differences = statistics.distinct + statistics.left + statistics.right
+        statistics.differencesFiles = statistics.distinctFiles + statistics.leftFiles + statistics.rightFiles
+        statistics.differencesDirs = statistics.distinctDirs + statistics.leftDirs + statistics.rightDirs
+        statistics.total = statistics.equal + statistics.differences
+        statistics.totalFiles = statistics.equalFiles + statistics.differencesFiles
+        statistics.totalDirs = statistics.equalDirs + statistics.differencesDirs
+        var brokenLInksStats = statistics.brokenLinks
+        brokenLInksStats.totalBrokenLinks = brokenLInksStats.leftBrokenLinks + brokenLInksStats.rightBrokenLinks + brokenLInksStats.distinctBrokenLinks
+        statistics.same = statistics.differences ? false : true
+
+        if (options.compareSymlink) {
+            statistics.symlinks.differencesSymlinks = statistics.symlinks.distinctSymlinks +
+                statistics.symlinks.leftSymlinks + statistics.symlinks.rightSymlinks
+            statistics.symlinks.totalSymlinks = statistics.symlinks.differencesSymlinks + statistics.symlinks.equalSymlinks
+        }
+    }
+
+}
+\ No newline at end of file
diff --git a/node_modules/dir-compare/src/statistics/statisticsUpdate.js b/node_modules/dir-compare/src/statistics/statisticsUpdate.js
new file mode 100644
index 0000000..a1b2312
--- /dev/null
+++ b/node_modules/dir-compare/src/statistics/statisticsUpdate.js
@@ -0,0 +1,62 @@
+/**
+ * Calculates comparison statistics.
+ */
+module.exports = {
+    updateStatisticsBoth: function (entry1, entry2, same, reason, type, statistics, options) {
+        same ? statistics.equal++ : statistics.distinct++
+        if (type === 'file') {
+            same ? statistics.equalFiles++ : statistics.distinctFiles++
+        } else if (type === 'directory') {
+            same ? statistics.equalDirs++ : statistics.distinctDirs++
+        } else if (type === 'broken-link') {
+            statistics.brokenLinks.distinctBrokenLinks++
+        } else {
+            throw new Error('Unexpected type ' + type)
+        }
+
+        var isSymlink1 = entry1 ? entry1.isSymlink : false
+        var isSymlink2 = entry2 ? entry2.isSymlink : false
+        var isSymlink = isSymlink1 || isSymlink2
+        if (options.compareSymlink && isSymlink) {
+            var symlinks = statistics.symlinks
+            if (reason === 'different-symlink') {
+                symlinks.distinctSymlinks++
+            } else {
+                symlinks.equalSymlinks++
+            }
+        }
+
+    },
+    updateStatisticsLeft: function (entry1, type, statistics, options) {
+        statistics.left++
+        if (type === 'file') {
+            statistics.leftFiles++
+        } else if (type === 'directory') {
+            statistics.leftDirs++
+        } else if (type === 'broken-link') {
+            statistics.brokenLinks.leftBrokenLinks++
+        } else {
+            throw new Error('Unexpected type ' + type)
+        }
+
+        if (options.compareSymlink && entry1.isSymlink) {
+            statistics.symlinks.leftSymlinks++
+        }
+    },
+    updateStatisticsRight: function (entry2, type, statistics, options) {
+        statistics.right++
+        if (type === 'file') {
+            statistics.rightFiles++
+        } else if (type === 'directory') {
+            statistics.rightDirs++
+        } else if (type === 'broken-link') {
+            statistics.brokenLinks.rightBrokenLinks++
+        } else {
+            throw new Error('Unexpected type ' + type)
+        }
+
+        if (options.compareSymlink && entry2.isSymlink) {
+            statistics.symlinks.rightSymlinks++
+        }
+    },
+}
+\ No newline at end of file