remove separated null constrained signature

Author: bbenezech

index.d.ts

@@ -19,19 +19,26 @@ function connect<State, TOwnProps, TStateProps>(
   mapStateToProps: FuncOrSelf<MapStateToProps<State, TOwnProps, TStateProps>>,
 ): ComponentDecorator<TStateProps & { dispatch: Dispatch<State> } & TOwnProps, TOwnProps>;
 
+function connect<State, TOwnProps, TStateProps, TDispatchProps extends MapDispatchToPropsObject & TDispatchProps>(
+  mapStateToProps: FuncOrSelf<MapStateToProps<State, TOwnProps, TStateProps>>|null,
+  mapDispatchToProps: FuncOrSelf<TDispatchProps>,
+): ComponentDecorator<TStateProps & TDispatchProps & TOwnProps, TOwnProps>;
+ 
 function connect<State, TOwnProps, TStateProps, TDispatchProps>(
-  mapStateToProps: FuncOrSelf<MapStateToProps<State, TOwnProps, TStateProps>>,
-  mapDispatchToProps: FuncOrSelf<MapDispatchToPropsFunction<State, TOwnProps, TDispatchProps> | MapDispatchToPropsObject & TDispatchProps>
+  mapStateToProps: FuncOrSelf<MapStateToProps<State, TOwnProps, TStateProps>>|null,
+  mapDispatchToProps: FuncOrSelf<MapDispatchToPropsFunction<State, TOwnProps, TDispatchProps>>|null
 ): ComponentDecorator<TStateProps & TDispatchProps & TOwnProps, TOwnProps>;
 
-function connect<State, TOwnProps, TDispatchProps>(
-  mapStateToProps: null,
-  mapDispatchToProps: FuncOrSelf<MapDispatchToPropsFunction<State, TOwnProps, TDispatchProps> | MapDispatchToPropsObject & TDispatchProps>
-): ComponentDecorator<TDispatchProps & TOwnProps, TOwnProps>;
+function connect<State, TOwnProps, TStateProps, TDispatchProps extends MapDispatchToPropsObject & TDispatchProps, TMergeProps>(
+  mapStateToProps: FuncOrSelf<MapStateToProps<State, TOwnProps, TStateProps>>|null,
+  mapDispatchToProps: FuncOrSelf<TDispatchProps>,
+  mergeProps: MergeProps<TOwnProps, TStateProps, TDispatchProps, TMergeProps>,
+  options?: Options
+): ComponentDecorator<TMergeProps, TOwnProps>;
 
 function connect<State, TOwnProps, TStateProps, TDispatchProps, TMergeProps>(
-  mapStateToProps: FuncOrSelf<MapStateToProps<State, TOwnProps, TStateProps>>,
-  mapDispatchToProps: FuncOrSelf<MapDispatchToPropsFunction<State, TOwnProps, TDispatchProps>| MapDispatchToPropsObject & TDispatchProps>,
+  mapStateToProps: FuncOrSelf<MapStateToProps<State, TOwnProps, TStateProps>>|null,
+  mapDispatchToProps: FuncOrSelf<MapDispatchToPropsFunction<State, TOwnProps, TDispatchProps>>|null,
   mergeProps: MergeProps<TOwnProps, TStateProps, TDispatchProps, TMergeProps>,
   options?: Options
 ): ComponentDecorator<TMergeProps, TOwnProps>;