diff --git a/packages/taro-mini-runner/src/plugins/MiniSplitChunksPlugin.ts b/packages/taro-mini-runner/src/plugins/MiniSplitChunksPlugin.ts
index 7bf623a2ff76..97c4022573ec 100644
--- a/packages/taro-mini-runner/src/plugins/MiniSplitChunksPlugin.ts
+++ b/packages/taro-mini-runner/src/plugins/MiniSplitChunksPlugin.ts
@@ -30,7 +30,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
   subRoots: string[]
   subRootRegExps: RegExp[]
 
-  constructor() {
+  constructor () {
     super()
     this.options = null
     this.subCommonDeps = new Map()
@@ -39,7 +39,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
     this.distPath = ''
   }
 
-  apply(compiler: any) {
+  apply (compiler: any) {
     this.context = compiler.context
     this.subPackages = this.getSubpackageConfig(compiler).map((subPackage: SubPackage) => ({
       ...subPackage,
@@ -86,7 +86,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
               if (!module.resource) {
                 return
               }
-              
+
               if (module.type === CSS_MINI_EXTRACT) {
                 return
               }
@@ -95,8 +95,8 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
               let depName = ''
 
               if (this.isDevMode) {
-                /** 
-                 * 避免开发模式下，清除sub-common源目录后，触发重新编译时，sub-common目录缺失无变化的chunk导致文件copy失败的问题 
+                /**
+                 * 避免开发模式下，清除sub-common源目录后，触发重新编译时，sub-common目录缺失无变化的chunk导致文件copy失败的问题
                  */
                 depName = md5(depPath + new Date().getTime())
               } else {
@@ -104,9 +104,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
               }
 
               if (!this.subCommonDeps.has(depName)) {
-                const subCommonDepChunks = new Set(
-                  chunks.map((chunk) => chunk.name)
-                )
+                const subCommonDepChunks = new Set(chunks.map(chunk => chunk.name))
 
                 this.subCommonDeps.set(depName, {
                   resource: module.resource,
@@ -152,7 +150,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
             const depName = chunkName.replace(new RegExp(`^${SUB_COMMON_DIR}/(.*)`), '$1')
 
             if (this.subCommonDeps.has(depName)) {
-              existSubCommonDeps.set(depName, (this.subCommonDeps.get(depName) as DepInfo))
+              existSubCommonDeps.set(depName, this.subCommonDeps.get(depName) as DepInfo)
             }
           }
         })
@@ -178,7 +176,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
           /**
            * require该分包下的vendors
            */
-          if (!!subVendors) {
+          if (subVendors) {
             const subVendorsAbsolutePath = path.resolve(this.distPath, subVendors.name)
             const relativePath = this.getRealRelativePath(chunkAbsulutePath, subVendorsAbsolutePath)
 
@@ -188,7 +186,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
           // require sub-common下的模块
           if (subCommon.length > 0) {
             subCommon.forEach(moduleName => {
-              const moduleAbsulutePath = path.resolve(this.distPath, (chunkSubRoot as string), SUB_COMMON_DIR, moduleName)
+              const moduleAbsulutePath = path.resolve(this.distPath, chunkSubRoot as string, SUB_COMMON_DIR, moduleName)
               const relativePath = this.getRealRelativePath(chunkAbsulutePath, moduleAbsulutePath)
 
               source.add(`require(${JSON.stringify(relativePath)});\n`)
@@ -237,17 +235,11 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
           mkdirp.sync(targetDirPath)
 
           if (fs.pathExistsSync(sourcePath)) {
-            fs.outputFileSync(
-              sourceTargetPath,
-              fs.readFileSync(sourcePath)
-            )
+            fs.outputFileSync(sourceTargetPath, fs.readFileSync(sourcePath))
           }
 
           if (fs.pathExistsSync(mapSourcePath)) {
-            fs.outputFileSync(
-              mapSourceTargetPath,
-              fs.readFileSync(mapSourcePath)
-            )
+            fs.outputFileSync(mapSourceTargetPath, fs.readFileSync(mapSourcePath))
           }
         })
       })
@@ -263,7 +255,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
   /**
    * 根据 webpack entry 配置获取入口文件路径
    */
-  getAppEntry(compiler: webpack.Compiler): string {
+  getAppEntry (compiler: webpack.Compiler): string {
     const originalEntry = compiler.options.entry as webpack.Entry
 
     return path.resolve(this.context, originalEntry.app[0])
@@ -272,7 +264,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
   /**
    * 获取分包配置
    */
-  getSubpackageConfig(compiler: webpack.Compiler): SubPackage[] {
+  getSubpackageConfig (compiler: webpack.Compiler): SubPackage[] {
     const appEntry = this.getAppEntry(compiler)
     const appConfigPath = this.getConfigFilePath(appEntry)
     const appConfig: AppConfig = readConfig(appConfigPath)
@@ -283,14 +275,14 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
   /**
    * 根据 app、页面、组件的路径获取对应的 config 配置文件的路径
    */
-  getConfigFilePath(filePath: string): string {
+  getConfigFilePath (filePath: string): string {
     return resolveMainFilePath(`${filePath.replace(path.extname(filePath), '')}.config`)
   }
 
   /**
    * 去掉尾部的/
    */
-  formatSubRoot(subRoot: string): string {
+  formatSubRoot (subRoot: string): string {
     const lastApl = subRoot[subRoot.length - 1]
 
     if (lastApl === '/') {
@@ -299,7 +291,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
     return subRoot
   }
 
-  isSubChunk(chunk: webpack.compilation.Chunk): boolean {
+  isSubChunk (chunk: webpack.compilation.Chunk): boolean {
     const isSubChunk = this.subRootRegExps.find(subRootRegExp => subRootRegExp.test(chunk.name))
 
     return !!isSubChunk
@@ -308,7 +300,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
   /**
    * match *\/vendors
    */
-  matchSubVendors(chunk: webpack.compilation.Chunk): boolean {
+  matchSubVendors (chunk: webpack.compilation.Chunk): boolean {
     const subVendorsRegExps = this.subRoots.map(subRoot => new RegExp(`^${path.join(subRoot, SUB_VENDORS_NAME)}$`))
     const isSubVendors = subVendorsRegExps.find(subVendorsRegExp => subVendorsRegExp.test(chunk.name))
 
@@ -318,16 +310,16 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
   /**
    * match sub-common\/*
    */
-  matchSubCommon(chunk: webpack.compilation.Chunk): boolean {
+  matchSubCommon (chunk: webpack.compilation.Chunk): boolean {
     return new RegExp(`^${SUB_COMMON_DIR}/`).test(chunk.name)
   }
 
   /**
    * 判断module有没被主包引用
    */
-  hasMainChunk(chunks: webpack.compilation.Chunk[]): boolean {
+  hasMainChunk (chunks: webpack.compilation.Chunk[]): boolean {
     const chunkNames: string[] = chunks.map(chunk => chunk.name)
-    let hasMainChunk: boolean = false
+    let hasMainChunk = false
 
     /**
      * 遍历chunk，如果其中有一个chunk，无法匹配分包root，则视为非分包的chunk
@@ -345,7 +337,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
   /**
    * 判断该module有没被多个分包引用
    */
-  isSubsDep(chunks: webpack.compilation.Chunk[]): boolean {
+  isSubsDep (chunks: webpack.compilation.Chunk[]): boolean {
     const chunkNames: string[] = chunks.map(chunk => chunk.name)
     const chunkSubRoots: Set<string> = new Set()
 
@@ -362,7 +354,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
   /**
    * 仅分包有引用的module抽取到分包下的vendors
    */
-  getSubPackageVendorsCacheGroup() {
+  getSubPackageVendorsCacheGroup () {
     const subPackageVendorsCacheGroup = {}
 
     this.subRoots.forEach(subRoot => {
@@ -371,8 +363,8 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
           if (module.type === CSS_MINI_EXTRACT) {
             return false
           }
-          
-          return chunks.every((chunk) => (new RegExp(`^${subRoot}/`)).test(chunk.name))
+
+          return chunks.every(chunk => new RegExp(`^${subRoot}/`).test(chunk.name))
         },
         name: `${subRoot}/${SUB_VENDORS_NAME}`,
         minChunks: 2,
@@ -385,13 +377,13 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
   /**
    * 没有被主包引用， 且被多个分包引用， 提取成单个模块，输出到sub-common下
    */
-  getSubCommonCacheGroup() {
+  getSubCommonCacheGroup () {
     const subCommonCacheGroup = {}
 
     this.subCommonDeps.forEach((depInfo: DepInfo, depName: string) => {
       subCommonCacheGroup[`${SUB_COMMON_DIR}/${depName}`] = {
         name: `${SUB_COMMON_DIR}/${depName}`,
-        test: (module) => {
+        test: module => {
           return module.resource === depInfo.resource
         },
         priority: 1000
@@ -400,7 +392,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
     return subCommonCacheGroup
   }
 
-  setChunkSubCommons(subCommonDeps: Map<string, DepInfo>) {
+  setChunkSubCommons (subCommonDeps: Map<string, DepInfo>) {
     const chunkSubCommons: Map<string, Set<string>> = new Map()
 
     subCommonDeps.forEach((depInfo: DepInfo, depName: string) => {
@@ -423,7 +415,7 @@ export default class MiniSplitChunksPlugin extends SplitChunksPlugin {
   /**
    * 获取page相对于公共模块的路径
    */
-  getRealRelativePath(from: string, to: string): string {
+  getRealRelativePath (from: string, to: string): string {
     return promoteRelativePath(path.relative(from, to))
   }
 }