some progress

node_modules/mongoose/lib/plugins/index.js

@@ -0,0 +1,7 @@
+'use strict';
+
+exports.removeSubdocs = require('./removeSubdocs');
+exports.saveSubdocs = require('./saveSubdocs');
+exports.sharding = require('./sharding');
+exports.trackTransaction = require('./trackTransaction');
+exports.validateBeforeSave = require('./validateBeforeSave');

node_modules/mongoose/lib/plugins/removeSubdocs.js

@@ -0,0 +1,35 @@
+'use strict';
+
+const each = require('../helpers/each');
+
+/*!
+ * ignore
+ */
+
+module.exports = function removeSubdocs(schema) {
+  const unshift = true;
+  schema.s.hooks.pre('deleteOne', { document: true, query: false }, function removeSubDocsPreRemove(next) {
+    if (this.$isSubdocument) {
+      next();
+      return;
+    }
+    if (this.$__ == null) {
+      next();
+      return;
+    }
+
+    const _this = this;
+    const subdocs = this.$getAllSubdocs();
+
+    each(subdocs, function(subdoc, cb) {
+      subdoc.$__deleteOne(cb);
+    }, function(error) {
+      if (error) {
+        return _this.$__schema.s.hooks.execPost('deleteOne:error', _this, [_this], { error: error }, function(error) {
+          next(error);
+        });
+      }
+      next();
+    });
+  }, null, unshift);
+};

node_modules/mongoose/lib/plugins/saveSubdocs.js

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+'use strict';
+
+const each = require('../helpers/each');
+
+/*!
+ * ignore
+ */
+
+module.exports = function saveSubdocs(schema) {
+  const unshift = true;
+  schema.s.hooks.pre('save', false, function saveSubdocsPreSave(next) {
+    if (this.$isSubdocument) {
+      next();
+      return;
+    }
+
+    const _this = this;
+    const subdocs = this.$getAllSubdocs();
+
+    if (!subdocs.length) {
+      next();
+      return;
+    }
+
+    each(subdocs, function(subdoc, cb) {
+      subdoc.$__schema.s.hooks.execPre('save', subdoc, function(err) {
+        cb(err);
+      });
+    }, function(error) {
+      if (error) {
+        return _this.$__schema.s.hooks.execPost('save:error', _this, [_this], { error: error }, function(error) {
+          next(error);
+        });
+      }
+      next();
+    });
+  }, null, unshift);
+
+  schema.s.hooks.post('save', function saveSubdocsPostSave(doc, next) {
+    if (this.$isSubdocument) {
+      next();
+      return;
+    }
+
+    const _this = this;
+    const subdocs = this.$getAllSubdocs();
+
+    if (!subdocs.length) {
+      next();
+      return;
+    }
+
+    each(subdocs, function(subdoc, cb) {
+      subdoc.$__schema.s.hooks.execPost('save', subdoc, [subdoc], function(err) {
+        cb(err);
+      });
+    }, function(error) {
+      if (error) {
+        return _this.$__schema.s.hooks.execPost('save:error', _this, [_this], { error: error }, function(error) {
+          next(error);
+        });
+      }
+      next();
+    });
+  }, null, unshift);
+};

node_modules/mongoose/lib/plugins/sharding.js

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+'use strict';
+
+const objectIdSymbol = require('../helpers/symbols').objectIdSymbol;
+const utils = require('../utils');
+
+/*!
+ * ignore
+ */
+
+module.exports = function shardingPlugin(schema) {
+  schema.post('init', function shardingPluginPostInit() {
+    storeShard.call(this);
+    return this;
+  });
+  schema.pre('save', function shardingPluginPreSave(next) {
+    applyWhere.call(this);
+    next();
+  });
+  schema.pre('remove', function shardingPluginPreRemove(next) {
+    applyWhere.call(this);
+    next();
+  });
+  schema.post('save', function shardingPluginPostSave() {
+    storeShard.call(this);
+  });
+};
+
+/*!
+ * ignore
+ */
+
+function applyWhere() {
+  let paths;
+  let len;
+
+  if (this.$__.shardval) {
+    paths = Object.keys(this.$__.shardval);
+    len = paths.length;
+
+    this.$where = this.$where || {};
+    for (let i = 0; i < len; ++i) {
+      this.$where[paths[i]] = this.$__.shardval[paths[i]];
+    }
+  }
+}
+
+/*!
+ * ignore
+ */
+
+module.exports.storeShard = storeShard;
+
+/*!
+ * ignore
+ */
+
+function storeShard() {
+  // backwards compat
+  const key = this.$__schema.options.shardKey || this.$__schema.options.shardkey;
+  if (!utils.isPOJO(key)) {
+    return;
+  }
+
+  const orig = this.$__.shardval = {};
+  const paths = Object.keys(key);
+  const len = paths.length;
+  let val;
+
+  for (let i = 0; i < len; ++i) {
+    val = this.$__getValue(paths[i]);
+    if (val == null) {
+      orig[paths[i]] = val;
+    } else if (utils.isMongooseObject(val)) {
+      orig[paths[i]] = val.toObject({ depopulate: true, _isNested: true });
+    } else if (val instanceof Date || val[objectIdSymbol]) {
+      orig[paths[i]] = val;
+    } else if (typeof val.valueOf === 'function') {
+      orig[paths[i]] = val.valueOf();
+    } else {
+      orig[paths[i]] = val;
+    }
+  }
+}

node_modules/mongoose/lib/plugins/trackTransaction.js

@@ -0,0 +1,92 @@
+'use strict';
+
+const arrayAtomicsSymbol = require('../helpers/symbols').arrayAtomicsSymbol;
+const sessionNewDocuments = require('../helpers/symbols').sessionNewDocuments;
+const utils = require('../utils');
+
+module.exports = function trackTransaction(schema) {
+  schema.pre('save', function trackTransactionPreSave() {
+    const session = this.$session();
+    if (session == null) {
+      return;
+    }
+    if (session.transaction == null || session[sessionNewDocuments] == null) {
+      return;
+    }
+
+    if (!session[sessionNewDocuments].has(this)) {
+      const initialState = {};
+      if (this.isNew) {
+        initialState.isNew = true;
+      }
+      if (this.$__schema.options.versionKey) {
+        initialState.versionKey = this.get(this.$__schema.options.versionKey);
+      }
+
+      initialState.modifiedPaths = new Set(Object.keys(this.$__.activePaths.getStatePaths('modify')));
+      initialState.atomics = _getAtomics(this);
+
+      session[sessionNewDocuments].set(this, initialState);
+    } else {
+      const state = session[sessionNewDocuments].get(this);
+
+      for (const path of Object.keys(this.$__.activePaths.getStatePaths('modify'))) {
+        state.modifiedPaths.add(path);
+      }
+      state.atomics = _getAtomics(this, state.atomics);
+    }
+  });
+};
+
+function _getAtomics(doc, previous) {
+  const pathToAtomics = new Map();
+  previous = previous || new Map();
+
+  const pathsToCheck = Object.keys(doc.$__.activePaths.init).concat(Object.keys(doc.$__.activePaths.modify));
+
+  for (const path of pathsToCheck) {
+    const val = doc.$__getValue(path);
+    if (val != null &&
+        Array.isArray(val) &&
+        utils.isMongooseDocumentArray(val) &&
+        val.length &&
+        val[arrayAtomicsSymbol] != null &&
+        Object.keys(val[arrayAtomicsSymbol]).length !== 0) {
+      const existing = previous.get(path) || {};
+      pathToAtomics.set(path, mergeAtomics(existing, val[arrayAtomicsSymbol]));
+    }
+  }
+
+  const dirty = doc.$__dirty();
+  for (const dirt of dirty) {
+    const path = dirt.path;
+
+    const val = dirt.value;
+    if (val != null && val[arrayAtomicsSymbol] != null && Object.keys(val[arrayAtomicsSymbol]).length !== 0) {
+      const existing = previous.get(path) || {};
+      pathToAtomics.set(path, mergeAtomics(existing, val[arrayAtomicsSymbol]));
+    }
+  }
+
+  return pathToAtomics;
+}
+
+function mergeAtomics(destination, source) {
+  destination = destination || {};
+
+  if (source.$pullAll != null) {
+    destination.$pullAll = (destination.$pullAll || []).concat(source.$pullAll);
+  }
+  if (source.$push != null) {
+    destination.$push = destination.$push || {};
+    destination.$push.$each = (destination.$push.$each || []).concat(source.$push.$each);
+  }
+  if (source.$addToSet != null) {
+    destination.$addToSet = (destination.$addToSet || []).concat(source.$addToSet);
+  }
+  if (source.$set != null) {
+    destination.$set = Object.assign(destination.$set || {}, source.$set);
+  }
+
+  return destination;
+}

node_modules/mongoose/lib/plugins/validateBeforeSave.js

@@ -0,0 +1,51 @@
+'use strict';
+
+/*!
+ * ignore
+ */
+
+module.exports = function validateBeforeSave(schema) {
+  const unshift = true;
+  schema.pre('save', false, function validateBeforeSave(next, options) {
+    const _this = this;
+    // Nested docs have their own presave
+    if (this.$isSubdocument) {
+      return next();
+    }
+
+    const hasValidateBeforeSaveOption = options &&
+        (typeof options === 'object') &&
+        ('validateBeforeSave' in options);
+
+    let shouldValidate;
+    if (hasValidateBeforeSaveOption) {
+      shouldValidate = !!options.validateBeforeSave;
+    } else {
+      shouldValidate = this.$__schema.options.validateBeforeSave;
+    }
+
+    // Validate
+    if (shouldValidate) {
+      const hasValidateModifiedOnlyOption = options &&
+          (typeof options === 'object') &&
+          ('validateModifiedOnly' in options);
+      const validateOptions = hasValidateModifiedOnlyOption ?
+        { validateModifiedOnly: options.validateModifiedOnly } :
+        null;
+      this.$validate(validateOptions).then(
+        () => {
+          this.$op = 'save';
+          next();
+        },
+        error => {
+          _this.$__schema.s.hooks.execPost('save:error', _this, [_this], { error: error }, function(error) {
+            _this.$op = 'save';
+            next(error);
+          });
+        }
+      );
+    } else {
+      next();
+    }
+  }, null, unshift);
+};