egirlskey/webpack/module/rules/i18n.ts
こぴなたみぽ 41f7e38547 Update i18n.ts
2017-05-17 06:22:54 +09:00

37 lines
781 B
TypeScript

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