regexper-static/script/i18n-scrub.js

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const util = require('util');
const path = require('path');
const fs = require('fs');
const yaml = require('js-yaml');
const colors = require('colors/safe');
const readdir = util.promisify(fs.readdir);
const readFile = util.promisify(fs.readFile);
const writeFile = util.promisify(fs.writeFile);
const localesDir = path.resolve(__dirname, '../src/locales');
const loadLocales = async () => {
const languages = (await readdir(localesDir)).filter(name => name !== 'index.js');
let localeData = {};
await Promise.all(languages.map(async lang => {
const langDir = path.resolve(localesDir, lang);
const namespaces = (await readdir(langDir))
.filter(file => /\.yaml$/.test(file));
localeData[lang] = {};
await Promise.all(namespaces.map(async ns => {
const nsFile = path.resolve(langDir, ns);
localeData[lang][ns.replace('.yaml', '')] = yaml.safeLoad(await readFile(nsFile));
}));
}));
return localeData;
};
const saveLocales = async locales => {
await Promise.all(Object.keys(locales).map(async langName => {
const lang = locales[langName];
await Promise.all(Object.keys(lang).map(async nsName => {
const nsFile = path.resolve(localesDir, langName, `${ nsName }.yaml`);
const yamlDump = yaml.safeDump(lang[nsName], {
sortKeys: true
});
await writeFile(nsFile, yamlDump);
}));
}));
};
loadLocales()
.then(async locales => {
const sourceLocale = locales.en.translation;
const requiredKeys = Object.keys(sourceLocale);
const languages = Object.keys(locales).filter(lang => lang !== 'en');
languages.forEach(langName => {
const lang = locales[langName];
const presentKeys = Object.keys(lang).filter(nsName => nsName !== 'missing').reduce((list, nsName) => {
return list.concat(Object.keys(lang[nsName]));
}, []);
const missingKeys = requiredKeys.filter(key => !presentKeys.includes(key));
const extraKeys = presentKeys.filter(key => !requiredKeys.includes(key));
if (!lang.translation) {
lang.translation = {};
}
if (!lang.missing) {
lang.missing = {};
}
missingKeys.forEach(key => {
if (lang.missing[key]) {
return;
}
console.log(colors.yellow.bold('MISSING:'), `${ langName } needs value for "${ colors.bold(key) }".`); //eslint-disable-line no-console
lang.missing[key] = sourceLocale[key];
});
presentKeys.forEach(key => {
if (!lang.missing[key]) {
return;
}
console.log(colors.yellow.bold('DEFINED:'), `Removing "${ colors.bold(key) }" from ${ langName}.missing. It is defined elsewhere.`); // eslint-disable-line no-console
delete lang.missing[key];
});
extraKeys.forEach(key => {
console.log(colors.yellow.bold('EXTRA:'), `${ langName } has extra key for "${ colors.bold(key) }". It should be removed.`); // eslint-disable-line no-console
});
});
return locales;
})
.then(saveLocales)
.then(() => {
console.log('Done updating locales'); // eslint-disable-line no-console
})
.catch(e => {
console.error(colors.red.bold('FAILED:'), e); // eslint-disable-line no-console
process.exit(1);
});