benchmark: refactor

PR-URL: https://github.com/nodejs/node/pull/18320
Reviewed-By: James M Snell <jasnell@gmail.com>

2 files changed, 3 insertions, 6 deletions

diff --git a/benchmark/util/format.js b/benchmark/util/format.js
index 5f9c4c3b59..042b8a93cc 100644
--- a/benchmark/util/format.js
+++ b/benchmark/util/format.js
@@ -22,9 +22,7 @@ const bench = common.createBenchmark(main, {
 
 function main({ n, type }) {
   // For testing, if supplied with an empty type, default to string.
-  type = type || 'string';
-
-  const [first, second] = inputs[type];
+  const [first, second] = inputs[type || 'string'];
 
   bench.start();
   for (var i = 0; i < n; i++) {
diff --git a/benchmark/util/inspect-array.js b/benchmark/util/inspect-array.js
index 74332d1857..8b3c54aeb9 100644
--- a/benchmark/util/inspect-array.js
+++ b/benchmark/util/inspect-array.js
@@ -18,14 +18,13 @@ function main({ n, len, type }) {
   var arr = Array(len);
   var i, opts;
 
-  // For testing, if supplied with an empty type, default to denseArray.
-  type = type || 'denseArray';
-
   switch (type) {
     case 'denseArray_showHidden':
       opts = { showHidden: true };
       arr = arr.fill('denseArray');
       break;
+      // For testing, if supplied with an empty type, default to denseArray.
+    case '':
     case 'denseArray':
       arr = arr.fill('denseArray');
       break;