feat(vue-i18n): code improvements

Author: shijistar

packages/plugin-vue-i18n/src/localize.ts

@@ -37,10 +37,8 @@ const localizePlugin: PluginFunc<LocalizePluginOptions> = (pluginOptions, Enum)
       const { t: translate } = useI18n(useI18nOptions);
       t = translate;
     } catch (error) {
-      console.warn(
-        `An error occurred in useI18n! Fallback to instance.t if instance is provided. The error is:`,
-        error
-      );
+      console.warn(`An error occurred in useI18n! Fallback to instance.t if instance is provided.`);
+      console.warn(`The error is:`, error);
       t = ((localeKey: string, named: Record<string, unknown>, options: TranslateOptions) => {
         if (instance) {
           return (instance.global as Composer).t(localeKey, named, options);

packages/plugin-vue-i18n/test/localization.test.ts

@@ -3,8 +3,6 @@ import viTestBrowser from '@enum-plus/test/engines/vitest-browser';
 import i18n from './data/i18n';
 import legacyI18n from './data/legacy-i18n';
 import testLocalization from './test-suites/localization';
-
-// @ts-expect-error: because env is not defined in some environments
-const isLegacy = import.meta.env && import.meta.env.VITE_LEGACY === '1';
+import { isLegacy } from './utils';
 
 testLocalization(viTestBrowser, isLegacy ? legacyI18n : i18n);

packages/plugin-vue-i18n/test/utils/index.ts

@@ -0,0 +1,2 @@
+// @ts-expect-error: because env is not defined in some environments
+export const isLegacy = import.meta.env && import.meta.env.VITE_LEGACY === '1';

packages/plugin-vue-i18n/test/vitest.setup.ts

@@ -2,9 +2,8 @@ import { config } from '@vue/test-utils';
 import { beforeAll } from 'vitest';
 import i18n from './data/i18n';
 import legacyI18n from './data/legacy-i18n';
+import { isLegacy } from './utils';
 
-// @ts-expect-error: because env is not defined in some environments
-const isLegacy = import.meta.env && import.meta.env.VITE_LEGACY === '1';
 beforeAll(() => {
   if (isLegacy) {
     config.global.plugins = [legacyI18n];