Fix lint

src/libs/ControlSelection/index.ts

@@ -1,4 +1,5 @@
 import ControlSelectionModule from './types';
+import CustomRefObject from '../../types/utils/CustomRefObject';
 
 /**
  * Block selection on the whole app
@@ -19,8 +20,8 @@ function unblock() {
 /**
  * Block selection on particular element
  */
-function blockElement(ref) {
-    if (ref === null) {
+function blockElement<T>(ref?: CustomRefObject<T> | null) {
+    if (!ref) {
         return;
     }
 
@@ -31,8 +32,8 @@ function blockElement(ref) {
 /**
  * Unblock selection on particular element
  */
-function unblockElement(ref) {
-    if (ref === null) {
+function unblockElement<T>(ref?: CustomRefObject<T> | null) {
+    if (!ref) {
         return;
     }
 

src/libs/ControlSelection/types.ts

@@ -1,10 +1,10 @@
-import {RefObject} from 'react';
+import CustomRefObject from '../../types/utils/CustomRefObject';
 
 type ControlSelectionModule = {
     block: () => void;
     unblock: () => void;
-    blockElement: <T>(ref?: RefObject<T> | null) => void;
-    unblockElement: <T>(ref?: RefObject<T> | null) => void;
+    blockElement: <T>(ref?: CustomRefObject<T> | null) => void;
+    unblockElement: <T>(ref?: CustomRefObject<T> | null) => void;
 };
 
 export default ControlSelectionModule;

src/types/utils/CustomRefObject.ts

@@ -0,0 +1,5 @@
+import {RefObject} from 'react';
+
+type CustomRefObject<T> = RefObject<T> & {onselectstart: () => boolean};
+
+export default CustomRefObject;