chore: fix lint issues

src/locale/index.ts

@@ -2,7 +2,8 @@ import { ref } from 'vue';
 import { deepAssign } from '../utils/deep-assign';
 import defaultMessages from './lang/zh-CN';
 
-type Messages = Record<string, Record<string, any>>;
+type Message = Record<string, any>;
+type Messages = Record<string, Message>;
 
 const lang = ref('zh-CN');
 const messages = ref<Messages>({
@@ -10,16 +11,16 @@ const messages = ref<Messages>({
 });
 
 export default {
-  messages() {
+  messages(): Message {
     return messages.value[lang.value];
   },
 
-  use(newLang: string, newMessages?: object) {
+  use(newLang: string, newMessages?: Message) {
     lang.value = newLang;
     this.add({ [newLang]: newMessages });
   },
 
-  add(newMessages = {}) {
+  add(newMessages: Message = {}) {
     deepAssign(messages.value, newMessages);
   },
 };

src/mixins/bind-event.ts

@@ -7,7 +7,7 @@ type BindEventMixinThis = {
   binded: boolean;
 };
 
-type BindEventHandler = (bind: Function, isBind: boolean) => void;
+type BindEventHandler = (bind: typeof on | typeof off, isBind: boolean) => void;
 
 export function BindEventMixin(handler: BindEventHandler) {
   function bind(this: BindEventMixinThis) {

src/picker/demo/index.vue

@@ -27,17 +27,11 @@
     </demo-block>
 
     <demo-block card v-if="!isWeapp" :title="t('cascade')">
-      <van-picker
-        :title="t('title')"
-        :columns="t('cascadeColumns')"
-      />
+      <van-picker :title="t('title')" :columns="t('cascadeColumns')" />
     </demo-block>
 
     <demo-block card :title="t('disableOption')">
-      <van-picker
-        :title="t('title')"
-        :columns="t('disabledColumns')"
-      />
+      <van-picker :title="t('title')" :columns="t('disabledColumns')" />
     </demo-block>
 
     <demo-block card :title="t('setColumnValues')">

src/tabs/utils.ts

@@ -29,7 +29,7 @@ export function scrollTopTo(
   scroller: HTMLElement,
   to: number,
   duration: number,
-  callback: Function
+  callback: () => void
 ) {
   let current = getScrollTop(scroller);
 

src/utils/deep-assign.ts

@@ -14,7 +14,7 @@ function assignKey(to: ObjectIndex, from: ObjectIndex, key: string) {
   if (!hasOwnProperty.call(to, key) || !isObject(val)) {
     to[key] = val;
   } else {
-    // eslint-disable-next-line @typescript-eslint/no-use-before-define
+    // eslint-disable-next-line no-use-before-define
     to[key] = deepAssign(Object(to[key]), from[key]);
   }
 }

src/utils/deep-clone.ts

@@ -1,6 +1,6 @@
 import { deepAssign } from './deep-assign';
 
-export function deepClone(obj: object): object {
+export function deepClone(obj: Record<string, any>): Record<string, any> {
   if (Array.isArray(obj)) {
     return obj.map((item) => deepClone(item));
   }

src/utils/index.ts

@@ -4,12 +4,13 @@ export { createNamespace } from './create';
 // eslint-disable-next-line @typescript-eslint/no-empty-function
 export function noop() {}
 
-export const inBrowser = typeof window !== 'undefined'
+export const inBrowser = typeof window !== 'undefined';
 
 export function isDef(val: unknown): boolean {
   return val !== undefined && val !== null;
 }
 
+// eslint-disable-next-line @typescript-eslint/ban-types
 export function isFunction(val: unknown): val is Function {
   return typeof val === 'function';
 }