Refactoring

webpack/module/rules/i18n.ts

@@ -0,0 +1,34 @@
+/**
+ * Replace i18n texts
+ */
+
+const StringReplacePlugin = require('string-replace-webpack-plugin');
+
+export default (lang, locale) => ({
+	enforce: 'pre',
+	test: /\.(tag|js)$/,
+	exclude: /node_modules/,
+	loader: StringReplacePlugin.replace({
+		replacements: [
+			{
+				pattern: /%i18n:(.+?)%/g, replacement: (_, key) => {
+					let text = locale;
+					const error = key.split('.').some(k => {
+						if (text.hasOwnProperty(k)) {
+							text = text[k];
+							return false;
+						} else {
+							return true;
+						}
+					});
+					if (error) {
+						console.warn(`key '${key}' not found in '${lang}'`);
+						return key;
+					} else {
+						return text.replace(/'/g, '\\\'').replace(/"/g, '\\"');
+					}
+				}
+			}
+		]
+	})
+});