1 files changed, 26 insertions, 17 deletions
diff --git a/benchmark/assert/deepequal-map.js b/benchmark/assert/deepequal-map.js
index ea1b73cec0..b88ecf7ce1 100644
--- a/benchmark/assert/deepequal-map.js
+++ b/benchmark/assert/deepequal-map.js
@@ -24,7 +24,7 @@ function benchmark(method, n, values, values2) {
   const deepCopy = JSON.parse(JSON.stringify(values2 ? values2 : values));
   const expected = new Map(deepCopy);
   bench.start();
-  for (var i = 0; i < n; ++i) {
+  for (let i = 0; i < n; ++i) {
     method(actual, expected);
   }
   bench.end(n);
@@ -32,41 +32,50 @@ function benchmark(method, n, values, values2) {
 
 function main({ n, len, method, strict }) {
   const array = Array(len).fill(1);
-  var values, values2;
 
   switch (method) {
     case '':
       // Empty string falls through to next line as default, mostly for tests.
-    case 'deepEqual_primitiveOnly':
-      values = array.map((_, i) => [`str_${i}`, 123]);
+    case 'deepEqual_primitiveOnly': {
+      const values = array.map((_, i) => [`str_${i}`, 123]);
       benchmark(strict ? deepStrictEqual : deepEqual, n, values);
       break;
-    case 'deepEqual_objectOnly':
-      values = array.map((_, i) => [[`str_${i}`, 1], 123]);
+    }
+    case 'deepEqual_objectOnly': {
+      const values = array.map((_, i) => [[`str_${i}`, 1], 123]);
       benchmark(strict ? deepStrictEqual : deepEqual, n, values);
       break;
-    case 'deepEqual_mixed':
-      values = array.map((_, i) => [i % 2 ? [`str_${i}`, 1] : `str_${i}`, 123]);
+    }
+    case 'deepEqual_mixed': {
+      const values = array.map(
+        (_, i) => [i % 2 ? [`str_${i}`, 1] : `str_${i}`, 123]
+      );
       benchmark(strict ? deepStrictEqual : deepEqual, n, values);
       break;
-    case 'notDeepEqual_primitiveOnly':
-      values = array.map((_, i) => [`str_${i}`, 123]);
-      values2 = values.slice(0);
+    }
+    case 'notDeepEqual_primitiveOnly': {
+      const values = array.map((_, i) => [`str_${i}`, 123]);
+      const values2 = values.slice(0);
       values2[Math.floor(len / 2)] = ['w00t', 123];
       benchmark(strict ? notDeepStrictEqual : notDeepEqual, n, values, values2);
       break;
-    case 'notDeepEqual_objectOnly':
-      values = array.map((_, i) => [[`str_${i}`, 1], 123]);
-      values2 = values.slice(0);
+    }
+    case 'notDeepEqual_objectOnly': {
+      const values = array.map((_, i) => [[`str_${i}`, 1], 123]);
+      const values2 = values.slice(0);
       values2[Math.floor(len / 2)] = [['w00t'], 123];
       benchmark(strict ? notDeepStrictEqual : notDeepEqual, n, values, values2);
       break;
-    case 'notDeepEqual_mixed':
-      values = array.map((_, i) => [i % 2 ? [`str_${i}`, 1] : `str_${i}`, 123]);
-      values2 = values.slice(0);
+    }
+    case 'notDeepEqual_mixed': {
+      const values = array.map(
+        (_, i) => [i % 2 ? [`str_${i}`, 1] : `str_${i}`, 123]
+      );
+      const values2 = values.slice(0);
       values2[0] = ['w00t', 123];
       benchmark(strict ? notDeepStrictEqual : notDeepEqual, n, values, values2);
       break;
+    }
     default:
       throw new Error(`Unsupported method ${method}`);
   }