chore: update shared

Author: fulcanellee

packages/shared/src/fnUtils.ts

@@ -1,8 +1,12 @@
 /**
  * Возвращает true, если значение равно null или undefined
  */
-function isNil<T>(value: T): value is T & (null | undefined) {
-    return value == null;
+export function isNullable<T>(value: T): value is T & (null | undefined) {
+    return !isNonNullable(value);
+}
+
+export function isNonNullable<T>(value: T): value is NonNullable<T> {
+    return value != null;
 }
 
 /**
@@ -14,10 +18,10 @@ function clamp<T extends Date | number>(value: T, min: T, max: T): T {
     return (value instanceof Date ? new Date(clampedValue) : clampedValue) as T;
 }
 
-function noop() {}
+export function noop() {}
 
 export const fnUtils = {
     clamp,
     noop,
-    isNil,
+    isNil: isNullable,
 };

packages/shared/src/index.ts

@@ -12,3 +12,4 @@ export * from './exhaustiveCheck';
 export * from './context/PortalContext';
 export * from './getComponentBreakpoint';
 export * from './warning';
+export * from './object';

packages/shared/src/object.ts

@@ -0,0 +1,26 @@
+import { isNonNullable } from './fnUtils';
+
+export function isObject<T>(value: T): value is T & object {
+    return isNonNullable(value) && typeof value === 'object';
+}
+
+/* eslint-disable @typescript-eslint/no-explicit-any */
+// https://stackoverflow.com/a/74608626
+type Intersect<T> = (T extends any ? (x: T) => any : never) extends (x: infer R) => any ? R : never;
+// https://stackoverflow.com/a/52991061
+// eslint-disable-next-line @typescript-eslint/ban-types
+type OptionalKeys<T> = { [K in keyof T]-?: {} extends Pick<T, K> ? K : never }[keyof T];
+
+export function hasOwnProperty<T extends object, K extends OptionalKeys<T>>(
+    val: T,
+    prop: K,
+): val is T & { [P in K]-?: T[P] };
+export function hasOwnProperty<T extends object, K extends keyof T>(val: T, prop: K): boolean;
+export function hasOwnProperty<T extends object, K extends keyof Intersect<T>>(
+    val: T,
+    prop: K,
+): val is Extract<T, K extends OptionalKeys<T> ? { [P in K]?: any } : { [P in K]: any }>;
+export function hasOwnProperty<T extends object>(val: T, prop: PropertyKey) {
+    return Object.prototype.hasOwnProperty.call(val, prop);
+}
+/* eslint-enable @typescript-eslint/no-explicit-any */