diff --git a/.eslintrc.js b/.eslintrc.js
index 5fb61e0efa..da77302262 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -55,6 +55,8 @@ module.exports = {
         'prefer-arrow-callback': 'error',
         'no-var': 'error',
         '@typescript-eslint/strict-boolean-expressions': 'error',
+        '@typescript-eslint/prefer-optional-chain': 'error',
+        '@typescript-eslint/prefer-nullish-coalescing': 'error',
         eqeqeq: 'error',
         '@typescript-eslint/no-unused-vars': [
             'error',
diff --git a/src/compiler/utils/time.ts b/src/compiler/utils/time.ts
index bfdc4ba1c0..d1431a8490 100644
--- a/src/compiler/utils/time.ts
+++ b/src/compiler/utils/time.ts
@@ -12,7 +12,7 @@ export async function time<T>(
     const duration = parseHrTimeToSeconds(endTime);
 
     if (mode === 'inline') {
-        const leadingNewLinesCount = (label.match(/^[\n]+/g) || [''])[0].length;
+        const leadingNewLinesCount = (label.match(/^[\n]+/g) ?? [''])[0].length;
         const cursorUp = `\x1b[${1 + leadingNewLinesCount}A`;
         process.stdout.write(`${cursorUp}${label} ${dim(`${duration}s`)}\n`);
     } else {