From d9b8ec2164a6ba44bec70d14fc47cf53681ecb15 Mon Sep 17 00:00:00 2001
From: btea <2356281422@qq.com>
Date: Thu, 10 Mar 2022 11:30:10 +0800
Subject: [PATCH] refactor(utils): remove isFF (#6507)

* refactor(utils): remove isFF

* chore: remove isObject
---
 .../components/virtual-list/src/hooks/use-grid-wheel.ts     | 5 ++---
 packages/components/virtual-list/src/hooks/use-wheel.ts     | 5 ++---
 packages/components/virtual-list/src/utils.ts               | 6 ------
 3 files changed, 4 insertions(+), 12 deletions(-)

diff --git a/packages/components/virtual-list/src/hooks/use-grid-wheel.ts b/packages/components/virtual-list/src/hooks/use-grid-wheel.ts
index 9f4680ee6a..3bb9e8b113 100644
--- a/packages/components/virtual-list/src/hooks/use-grid-wheel.ts
+++ b/packages/components/virtual-list/src/hooks/use-grid-wheel.ts
@@ -1,5 +1,4 @@
-import { rAF, cAF } from '@element-plus/utils'
-import { isFF } from '../utils'
+import { rAF, cAF, isFirefox } from '@element-plus/utils'
 
 import type { ComputedRef } from 'vue'
 
@@ -43,7 +42,7 @@ export const useGridWheel = (
     xOffset += x
     yOffset += y
 
-    if (!isFF) {
+    if (!isFirefox()) {
       e.preventDefault()
     }
 
diff --git a/packages/components/virtual-list/src/hooks/use-wheel.ts b/packages/components/virtual-list/src/hooks/use-wheel.ts
index 5a8199fce7..422e1eff35 100644
--- a/packages/components/virtual-list/src/hooks/use-wheel.ts
+++ b/packages/components/virtual-list/src/hooks/use-wheel.ts
@@ -1,5 +1,4 @@
-import { rAF, cAF } from '@element-plus/utils'
-import { isFF } from '../utils'
+import { rAF, cAF, isFirefox } from '@element-plus/utils'
 import { HORIZONTAL, VERTICAL } from '../defaults'
 
 import type { ComputedRef } from 'vue'
@@ -50,7 +49,7 @@ const useWheel = (
 
     offset += newOffset
 
-    if (!isFF) {
+    if (!isFirefox()) {
       e.preventDefault()
     }
 
diff --git a/packages/components/virtual-list/src/utils.ts b/packages/components/virtual-list/src/utils.ts
index 1840a6d24e..8f0a41a2e2 100644
--- a/packages/components/virtual-list/src/utils.ts
+++ b/packages/components/virtual-list/src/utils.ts
@@ -1,4 +1,3 @@
-import { isObject } from '@vue/shared'
 import {
   FORWARD,
   BACKWARD,
@@ -86,8 +85,3 @@ export function renderThumbStyle({ move, size, bar }, layout: string) {
 
   return style
 }
-
-export const isFF =
-  typeof navigator !== 'undefined' &&
-  isObject(navigator) &&
-  /Firefox/i.test(navigator.userAgent)