Commit

node_modules/mongoose/lib/helpers/document/cleanModifiedSubpaths.js

@@ -0,0 +1,45 @@
+'use strict';
+
+/*!
+ * ignore
+ */
+
+module.exports = function cleanModifiedSubpaths(doc, path, options) {
+  options = options || {};
+  const skipDocArrays = options.skipDocArrays;
+
+  let deleted = 0;
+  if (!doc) {
+    return deleted;
+  }
+
+  for (const modifiedPath of Object.keys(doc.$__.activePaths.getStatePaths('modify'))) {
+    if (skipDocArrays) {
+      const schemaType = doc.$__schema.path(modifiedPath);
+      if (schemaType && schemaType.$isMongooseDocumentArray) {
+        continue;
+      }
+    }
+    if (modifiedPath.startsWith(path + '.')) {
+      doc.$__.activePaths.clearPath(modifiedPath);
+      ++deleted;
+
+      if (doc.$isSubdocument) {
+        cleanParent(doc, modifiedPath);
+      }
+    }
+  }
+  return deleted;
+};
+
+function cleanParent(doc, path, seen = new Set()) {
+  if (seen.has(doc)) {
+    throw new Error('Infinite subdocument loop: subdoc with _id ' + doc._id + ' is a parent of itself');
+  }
+  const parent = doc.$parent();
+  const newPath = doc.$__pathRelativeToParent(void 0, false) + '.' + path;
+  parent.$__.activePaths.clearPath(newPath);
+  if (parent.$isSubdocument) {
+    cleanParent(parent, newPath, seen);
+  }
+}