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4690d23164
The 2>/dev/null redirect is cmd.exe-only and creates a literal 'nul' file on Unix shells. Removed; 'git grep ... || echo ""' already handles the no-match exit code.
124 lines
3.1 KiB
JavaScript
124 lines
3.1 KiB
JavaScript
#!/usr/bin/env node
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/**
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* Check for unused translation keys in en.json
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* Usage: bun run scripts/check-unused-translations.js [--remove]
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*/
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const fs = require("node:fs");
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const path = require("node:path");
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const { execSync } = require("node:child_process");
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const TRANSLATION_FILE = path.join(__dirname, "../translations/en.json");
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const REMOVE_UNUSED = process.argv.includes("--remove");
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// Read translation file
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const translations = JSON.parse(fs.readFileSync(TRANSLATION_FILE, "utf8"));
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// Flatten nested keys
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function flattenKeys(obj, prefix = "") {
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let keys = [];
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for (const [key, value] of Object.entries(obj)) {
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const fullKey = prefix ? `${prefix}.${key}` : key;
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if (typeof value === "object" && value !== null && !Array.isArray(value)) {
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keys = keys.concat(flattenKeys(value, fullKey));
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} else {
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keys.push(fullKey);
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}
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}
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return keys;
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}
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// Search for key usage in codebase
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function isKeyUsed(key) {
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try {
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// Escape special regex characters in the key
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const escapedKey = key.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
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// Search in TypeScript/TSX files
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const result = execSync(
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// `2>nul` is cmd-only; omitted so this stays cross-platform (it would
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// create a literal `nul` file on Unix). `|| echo ""` handles no-match.
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`git grep -l "${escapedKey}" -- "*.ts" "*.tsx" || echo ""`,
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{
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encoding: "utf8",
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cwd: path.join(__dirname, ".."),
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maxBuffer: 10 * 1024 * 1024,
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},
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).trim();
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return result.length > 0;
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} catch (_error) {
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// If grep fails, assume key is used to be safe
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return true;
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}
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}
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// Remove nested key from object
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function removeNestedKey(obj, keyPath) {
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const keys = keyPath.split(".");
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const lastKey = keys.pop();
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let current = obj;
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for (const key of keys) {
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if (!current[key]) return false;
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current = current[key];
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}
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if (current[lastKey] !== undefined) {
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delete current[lastKey];
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// Clean up empty parent objects
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if (Object.keys(current).length === 0 && keys.length > 0) {
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removeNestedKey(obj, keys.join("."));
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}
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return true;
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}
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return false;
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}
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console.log("🔍 Checking for unused translation keys...\n");
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const allKeys = flattenKeys(translations);
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const unusedKeys = [];
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for (const key of allKeys) {
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if (!isKeyUsed(key)) {
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unusedKeys.push(key);
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}
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}
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if (unusedKeys.length === 0) {
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console.log("✅ All translation keys are being used!");
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process.exit(0);
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}
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console.log(`Found ${unusedKeys.length} unused translation keys:\n`);
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for (const key of unusedKeys) {
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console.log(` ❌ ${key}`);
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}
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if (REMOVE_UNUSED) {
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console.log("\n🗑️ Removing unused keys...");
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let removed = 0;
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for (const key of unusedKeys) {
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if (removeNestedKey(translations, key)) {
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removed++;
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}
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}
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// Write back to file
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fs.writeFileSync(
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TRANSLATION_FILE,
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`${JSON.stringify(translations, null, 2)}\n`,
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"utf8",
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);
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console.log(`✅ Removed ${removed} unused translation keys from en.json`);
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} else {
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console.log("\n💡 Run with --remove flag to remove these keys from en.json");
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console.log(
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" Example: bun run scripts/check-unused-translations.js --remove",
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);
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}
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