feat: 侧边栏记录

src/utils/is/index.ts

@@ -0,0 +1,55 @@
+export function isNumber<T extends number>(value: T | unknown): value is number {
+  return Object.prototype.toString.call(value) === '[object Number]'
+}
+
+export function isString<T extends string>(value: T | unknown): value is string {
+  return Object.prototype.toString.call(value) === '[object String]'
+}
+
+export function isBoolean<T extends boolean>(value: T | unknown): value is boolean {
+  return Object.prototype.toString.call(value) === '[object Boolean]'
+}
+
+export function isNull<T extends null>(value: T | unknown): value is null {
+  return Object.prototype.toString.call(value) === '[object Null]'
+}
+
+export function isUndefine<T extends undefined>(value: T | unknown): value is undefined {
+  return Object.prototype.toString.call(value) === '[object Undefined]'
+}
+
+export function isObject<T extends object>(value: T | unknown): value is object {
+  return Object.prototype.toString.call(value) === '[object Object]'
+}
+
+export function isArray<T extends any[]>(value: T | unknown): value is T {
+  return Object.prototype.toString.call(value) === '[object Array]'
+}
+
+export function isFunction<T extends (...args: any[]) => any | void | never>(value: T | unknown): value is T {
+  return Object.prototype.toString.call(value) === '[object Function]'
+}
+
+export function isDate<T extends Date>(value: T | unknown): value is T {
+  return Object.prototype.toString.call(value) === '[object Date]'
+}
+
+export function isRegExp<T extends RegExp>(value: T | unknown): value is T {
+  return Object.prototype.toString.call(value) === '[object RegExp]'
+}
+
+export function isPromise<T extends Promise<any>>(value: T | unknown): value is T {
+  return Object.prototype.toString.call(value) === '[object Promise]'
+}
+
+export function isSet<T extends Set<any>>(value: T | unknown): value is T {
+  return Object.prototype.toString.call(value) === '[object Set]'
+}
+
+export function isMap<T extends Map<any, any>>(value: T | unknown): value is T {
+  return Object.prototype.toString.call(value) === '[object Map]'
+}
+
+export function isFile<T extends File>(value: T | unknown): value is T {
+  return Object.prototype.toString.call(value) === '[object File]'
+}