Supports FLE

Author: baileympearson

lib/schema.js

@@ -894,9 +894,9 @@ Schema.prototype.add = function add(obj, prefix) {
  * @api private
  */
 Schema.prototype._addEncryptedField = function _addEncryptedField(path, fieldConfig) {
-  const type = inferBSONType(this, path);
-  if (type == null) {
-    throw new Error('unable to determine bson type for field `' + path + '`');
+  const type = this.path(path).instance.toLowerCase();
+  if (!this.path(path).supportsAutoEncryption) {
+    throw new Error('Invalid BSON type for FLE: `' + type + '`');
   }
 
   this.encryptedFields[path] = clone(fieldConfig);

lib/schema/array.js

@@ -127,6 +127,8 @@ function SchemaArray(key, cast, options, schemaOptions) {
     defaultFn.$runBeforeSetters = !fn;
     this.default(defaultFn);
   }
+
+  this.supportsAutoEncryption = true;
 }
 
 /**

lib/schema/bigint.js

@@ -20,6 +20,8 @@ const createJSONSchemaTypeDefinition = require('../helpers/createJSONSchemaTypeD
 
 function SchemaBigInt(path, options) {
   SchemaType.call(this, path, options, 'BigInt');
+
+  this.supportsAutoEncryption = true;
 }
 
 /**

lib/schema/boolean.js

@@ -20,6 +20,8 @@ const createJSONSchemaTypeDefinition = require('../helpers/createJSONSchemaTypeD
 
 function SchemaBoolean(path, options) {
   SchemaType.call(this, path, options, 'Boolean');
+
+  this.supportsAutoEncryption = true;
 }
 
 /**

lib/schema/buffer.js

@@ -25,6 +25,8 @@ const CastError = SchemaType.CastError;
 
 function SchemaBuffer(key, options) {
   SchemaType.call(this, key, options, 'Buffer');
+
+  this.supportsAutoEncryption = true;
 }
 
 /**

lib/schema/date.js

@@ -25,6 +25,8 @@ const CastError = SchemaType.CastError;
 
 function SchemaDate(key, options) {
   SchemaType.call(this, key, options, 'Date');
+
+  this.supportsAutoEncryption = true;
 }
 
 /**

lib/schema/decimal128.js

@@ -21,6 +21,8 @@ const isBsonType = require('../helpers/isBsonType');
 
 function SchemaDecimal128(key, options) {
   SchemaType.call(this, key, options, 'Decimal128');
+
+  this.supportsAutoEncryption = true;
 }
 
 /**

lib/schema/double.js

@@ -20,6 +20,8 @@ const createJSONSchemaTypeDefinition = require('../helpers/createJSONSchemaTypeD
 
 function SchemaDouble(path, options) {
   SchemaType.call(this, path, options, 'Double');
+
+  this.supportsAutoEncryption = true;
 }
 
 /**

lib/schema/int32.js

@@ -21,6 +21,8 @@ const handleBitwiseOperator = require('./operators/bitwise');
 
 function SchemaInt32(path, options) {
   SchemaType.call(this, path, options, 'Int32');
+
+  this.supportsAutoEncryption = true;
 }
 
 /**

lib/schema/objectId.js

@@ -35,6 +35,8 @@ function SchemaObjectId(key, options) {
       'you\'re trying to create a hex char path in your schema.');
   }
   SchemaType.call(this, key, options, 'ObjectId');
+
+  this.supportsAutoEncryption = true;
 }
 
 /**