Merge pull request Automattic#15274 from Automattic/vkarpov15/add-double

types: add mongoose.Types.Double

Author: vkarpov15

lib/types/double.js

@@ -0,0 +1,13 @@
+/**
+ * Double type constructor
+ *
+ * #### Example:
+ *
+ *     const pi = new mongoose.Types.Double(3.1415);
+ *
+ * @constructor Double
+ */
+
+'use strict';
+
+module.exports = require('bson').Double;

lib/types/index.js

@@ -12,6 +12,7 @@ exports.Document = // @deprecate
 exports.Embedded = require('./arraySubdocument');
 
 exports.DocumentArray = require('./documentArray');
+exports.Double = require('./double');
 exports.Decimal128 = require('./decimal128');
 exports.ObjectId = require('./objectid');
 

test/types/schema.test.ts

@@ -1738,3 +1738,11 @@ function gh15244() {
   const schema = new Schema({});
   schema.discriminator('Name', new Schema({}), { value: 'value' });
 }
+
+async function schemaDouble() {
+  const schema = new Schema({ balance: 'Double' });
+  const TestModel = model('Test', schema);
+
+  const doc = await TestModel.findOne().orFail();
+  expectType<Types.Double | null | undefined>(doc.balance);
+}

types/inferschematype.d.ts

@@ -312,14 +312,15 @@ type ResolvePathType<PathValueType, Options extends SchemaTypeOptions<PathValueT
                                               IfEquals<PathValueType, BigInt> extends true ? bigint :
                                                 PathValueType extends 'bigint' | 'BigInt' | typeof Schema.Types.BigInt | typeof BigInt ? bigint :
                                                   PathValueType extends 'uuid' | 'UUID' | typeof Schema.Types.UUID ? Buffer :
-                                                    IfEquals<PathValueType, Schema.Types.UUID> extends true ? Buffer :
-                                                      PathValueType extends MapConstructor | 'Map' ? Map<string, ResolvePathType<Options['of']>> :
-                                                        IfEquals<PathValueType, typeof Schema.Types.Map> extends true ? Map<string, ResolvePathType<Options['of']>> :
-                                                          PathValueType extends ArrayConstructor ? any[] :
-                                                            PathValueType extends typeof Schema.Types.Mixed ? any:
-                                                              IfEquals<PathValueType, ObjectConstructor> extends true ? any:
-                                                                IfEquals<PathValueType, {}> extends true ? any:
-                                                                  PathValueType extends typeof SchemaType ? PathValueType['prototype'] :
-                                                                    PathValueType extends Record<string, any> ? ObtainDocumentType<PathValueType, any, { typeKey: TypeKey }> :
-                                                                      unknown,
+                                                    PathValueType extends 'double' | 'Double' | typeof Schema.Types.Double ? Types.Double :
+                                                      IfEquals<PathValueType, Schema.Types.UUID> extends true ? Buffer :
+                                                        PathValueType extends MapConstructor | 'Map' ? Map<string, ResolvePathType<Options['of']>> :
+                                                          IfEquals<PathValueType, typeof Schema.Types.Map> extends true ? Map<string, ResolvePathType<Options['of']>> :
+                                                            PathValueType extends ArrayConstructor ? any[] :
+                                                              PathValueType extends typeof Schema.Types.Mixed ? any:
+                                                                IfEquals<PathValueType, ObjectConstructor> extends true ? any:
+                                                                  IfEquals<PathValueType, {}> extends true ? any:
+                                                                    PathValueType extends typeof SchemaType ? PathValueType['prototype'] :
+                                                                      PathValueType extends Record<string, any> ? ObtainDocumentType<PathValueType, any, { typeKey: TypeKey }> :
+                                                                        unknown,
   TypeHint>;

types/types.d.ts

@@ -104,5 +104,7 @@ declare module 'mongoose' {
     }
 
     class UUID extends bson.UUID {}
+
+    class Double extends bson.Double {}
   }
 }