chore(docs/test): fix code style, remove commented code and replace `var` to `const` (#1874)

babel.config.js

@@ -1,20 +1,20 @@
-module.exports = {
-  "env": {
-    "test": {
-      "presets": [
-        "@babel/preset-env"
-      ]
-    },
-    "build": {
-      "presets": [
-        [
-          "@babel/preset-env",
-          {
-            "modules": false,
-            "loose": true
-          }
-        ]
-      ]
-    }
-  }
-};
+module.exports = {
+  env: {
+    test: {
+      presets: [
+        '@babel/preset-env'
+      ]
+    },
+    build: {
+      presets: [
+        [
+          '@babel/preset-env',
+          {
+            modules: false,
+            loose: true
+          }
+        ]
+      ]
+    }
+  }
+}

docs/en/I18n.md

@@ -90,7 +90,7 @@ dayjs()
     .locale('zh-cn')
     .format()
   // get locale object
-  var customLocale = window.dayjs_locale_zh_cn // zh-cn -> zh_cn
+  const customLocale = window.dayjs_locale_zh_cn // zh-cn -> zh_cn
 </script>
 ```
 

docs/es-es/I18n.md

@@ -94,7 +94,7 @@ dayjs()
     .locale('zh-cn')
     .format()
   // get locale object
-  var customLocale = window.dayjs_locale_zh_cn // zh-cn -> zh_cn
+  const customLocale = window.dayjs_locale_zh_cn // zh-cn -> zh_cn
 </script>
 ```
 

docs/ja/I18n.md

@@ -90,7 +90,7 @@ dayjs()
     .locale('zh-cn')
     .format()
   // ロケールオブジェクトを取得
-  var customLocale = window.dayjs_locale_zh_cn // zh-cn -> zh_cn
+  const customLocale = window.dayjs_locale_zh_cn // zh-cn -> zh_cn
 </script>
 ```
 

docs/ko/I18n.md

@@ -90,7 +90,7 @@ dayjs()
     .locale('zh-cn')
     .format()
   // get locale object
-  var customLocale = window.dayjs_locale_zh_cn // zh-cn -> zh_cn
+  const customLocale = window.dayjs_locale_zh_cn // zh-cn -> zh_cn
 </script>
 ```
 

docs/pt-br/I18n.md

@@ -90,7 +90,7 @@ dayjs()
     .locale('pt-br')
     .format()
   // obtém o objeto de localidade
-  var customLocale = window.dayjs_locale_zh_cn // pt-br -> pt-br
+  const customLocale = window.dayjs_locale_zh_cn // pt-br -> pt-br
 </script>
 ```
 

docs/zh-cn/I18n.md

@@ -90,7 +90,7 @@ dayjs()
     .locale('zh-cn')
     .format()
   // 获取语言配置对象
-  var customLocale = window.dayjs_locale_zh_cn // zh-cn -> zh_cn
+  const customLocale = window.dayjs_locale_zh_cn // zh-cn -> zh_cn
 </script>
 ```
 

karma.sauce.conf.js

@@ -1,6 +1,5 @@
 module.exports = function (config) {
-
-  var batches = [
+  const batches = [
     {
       sl_chrome_26: {
         base: 'SauceLabs',
@@ -75,9 +74,9 @@ module.exports = function (config) {
         browserName: 'android'
       }
     }
-  ];
+  ]
 
-  var batch = batches[process.argv[4] || 0]
+  const batch = batches[process.argv[4] || 0]
   config.set({
     basePath: '',
     frameworks: ['jasmine'],
@@ -97,5 +96,5 @@ module.exports = function (config) {
     customLaunchers: batch,
     browsers: Object.keys(batch),
     singleRun: true
-  });
-};
+  })
+}

test/plugin/preParsePostFormat.test.js

@@ -1,5 +1,4 @@
 import MockDate from 'mockdate'
-// import moment from 'moment'
 import dayjs from '../../src'
 import preParsePostFormat from '../../src/plugin/preParsePostFormat'
 import localeData from '../../src/plugin/localeData'
@@ -51,36 +50,22 @@ const localeCustomizations = {
   ...en,
   preparse(string) {
     if (typeof string !== 'string') {
-      // console.error('preparse - Expected string, got', {
-      //   string
-      // })
       throw new Error(`preparse - Expected string, got ${typeof string}`)
     }
     try {
-      const res = string.replace(/[!@#$%^&*()]/g, match => numberMap[match])
-      // console.log('Called custom preparse', { string, res })
-      return res
+      return string.replace(/[!@#$%^&*()]/g, match => numberMap[match])
     } catch (error) {
-      const errorMsg = `Unexpected error during preparse of '${string}' - ${error}`
-      // console.error(errorMsg)
-      throw new Error(errorMsg)
+      throw new Error(`Unexpected error during preparse of '${string}' - ${error}`)
     }
   },
   postformat(string) {
     if (typeof string !== 'string') {
-      // console.error('postformat - Expected string, got', {
-      //   string
-      // })
       throw new Error(`postformat - Expected string, got ${typeof string}`)
     }
     try {
-      const res = string.replace(/\d/g, match => symbolMap[match])
-      // console.log('Called custom postformat', { string, res })
-      return res
+      return string.replace(/\d/g, match => symbolMap[match])
     } catch (error) {
-      const errorMsg = `Unexpected error during postFormat of '${string}' - ${error}`
-      // console.error(errorMsg)
-      throw new Error(errorMsg)
+      throw new Error(`Unexpected error during postFormat of '${string}' - ${error}`)
     }
   }
 }