fix(types): add models property to sequelize class (#10736)

Author: SimonSchick

types/lib/sequelize.d.ts

@@ -696,6 +696,13 @@ export class Sequelize extends Hooks {
 
   public readonly connectionManager: ConnectionManager;
 
+  /**
+   * Dictionary of all models linked with this instance.
+   */
+  public readonly models: {
+    [key: string]: typeof Model;
+  };
+
   /**
    * Instantiate sequelize with name of database, username and password
    *

types/test/sequelize.ts

@@ -1,4 +1,4 @@
-import { Config, Sequelize } from 'sequelize';
+import { Config, Sequelize, Model } from 'sequelize';
 
 Sequelize.useCLS({
 });
@@ -45,3 +45,4 @@ Sequelize.afterConnect(() => {
 
 });
 
+const myModel: typeof Model = sequelize.models.asd;