fix(types): allow augmentation on model properties (#11882)

types/index.d.ts

@@ -9,7 +9,78 @@ import Utils = require('./lib/utils');
 export * from './lib/sequelize';
 export * from './lib/query-interface';
 export * from './lib/data-types';
-export * from './lib/model';
+export {
+  Logging,
+  Poolable,
+  Transactionable,
+  SearchPathable,
+  Filterable,
+  Projectable,
+  Paranoid,
+  DropOptions,
+  SchemaOptions,
+  ScopeOptions,
+  AnyOperator,
+  AllOperator,
+  WhereOperators,
+  OrOperator,
+  AndOperator,
+  WhereGeometryOptions,
+  WhereAttributeHash,
+  IncludeThroughOptions,
+  IncludeOptions,
+  IndexHint,
+  IndexHintable,
+  FindOptions,
+  NonNullFindOptions,
+  CountOptions,
+  CountWithOptions,
+  FindAndCountOptions,
+  BuildOptions,
+  Silent,
+  CreateOptions,
+  FindOrCreateOptions,
+  UpsertOptions,
+  BulkCreateOptions,
+  TruncateOptions,
+  DestroyOptions,
+  RestoreOptions,
+  UpdateOptions,
+  AggregateOptions,
+  IncrementDecrementOptions,
+  IncrementDecrementOptionsWithBy,
+  InstanceRestoreOptions,
+  InstanceDestroyOptions,
+  InstanceUpdateOptions,
+  SetOptions,
+  SaveOptions,
+  ModelValidateOptions,
+  ModelNameOptions,
+  ModelGetterOptions,
+  ModelSetterOptions,
+  ModelScopeOptions,
+  ColumnOptions,
+  ModelAttributeColumnReferencesOptions,
+  ModelAttributeColumnOptions,
+  ModelAttributes,
+  ModelOptions,
+  InitOptions,
+  AddScopeOptions,
+  GroupOption,
+  WhereOptions,
+  Rangable,
+  WhereValue,
+  Includeable,
+  OrderItem,
+  Order,
+  ProjectionAlias,
+  FindAttributeOptions,
+  ModelIndexesOptions,
+  Identifier,
+  ModelCtor,
+  Model,
+  ModelType,
+ } from './lib/model';
 export * from './lib/transaction';
 export * from './lib/associations/index';
 export * from './lib/errors';