Generate production locales using 'compare-locales'

scripts/get-prod-locales.js

@@ -0,0 +1,43 @@
+const { exec } = require('child_process');
+const fs = require('fs');
+
+const pkg = require('../package.json');
+const availableLanguages = pkg.availableLanguages.sort();
+
+const compareLocales =
+  'compare-locales l10n.toml . `ls public/locales` --data=json';
+
+exec(compareLocales, (err, stdout, stderr) => {
+  if (err) {
+    console.error(err);
+    process.exit(1);
+  }
+  const missingLocales = (current, package) =>
+    current.filter(locale => !package.includes(locale));
+  const { summary } = JSON.parse(stdout);
+  const locales = Object.keys(summary)
+    .filter(locale => {
+      const loc = summary[locale];
+      const hasMissing = loc.hasOwnProperty('missing');
+      const hasErrors = loc.hasOwnProperty('errors');
+      return !hasMissing && !hasErrors;
+    })
+    .sort();
+
+  if (locales.join(',') !== availableLanguages.join(',')) {
+    const missingLocales = missingLocales(locales, availableLanguages);
+    console.log('current 100%:', JSON.stringify(locales));
+    console.log('package.json:', JSON.stringify(availableLanguages));
+    console.log('missing prod:', JSON.stringify(missingLocales));
+
+    if (process.argv.includes('--write')) {
+      const pkgPath = require.resolve('../package.json');
+      pkg.availableLanguages = locales;
+      const str = JSON.stringify(pkg, null, 2) + '\n';
+      console.log('Updating /package.json availableLanguages');
+      fs.writeFileSync(pkgPath, str, 'utf-8');
+    }
+  } else {
+    console.log('Production locales are up to date!');
+  }
+});