benchmark: (child_process) use destructuring

PR-URL: #18250
Reviewed-By: Matteo Collina <[email protected]>
Reviewed-By: James M Snell <[email protected]>

Author: BridgeAR

benchmark/child_process/child-process-exec-stdout.js

@@ -12,12 +12,10 @@ const bench = common.createBenchmark(childProcessExecStdout, {
   dur: [5]
 });
 
-function childProcessExecStdout(conf) {
+function childProcessExecStdout({ dur, len }) {
   bench.start();
 
-  const maxDuration = conf.dur * 1000;
-  const len = +conf.len;
-
+  const maxDuration = dur * 1000;
   const cmd = `yes "${'.'.repeat(len)}"`;
   const child = exec(cmd, { 'stdio': ['ignore', 'pipe', 'ignore'] });
 

benchmark/child_process/child-process-params.js

@@ -20,11 +20,7 @@ const configs = {
 
 const bench = common.createBenchmark(main, configs);
 
-function main(conf) {
-  const n = +conf.n;
-  const methodName = conf.methodName;
-  const params = +conf.params;
-
+function main({ n, methodName, params }) {
   const method = cp[methodName];
 
   switch (methodName) {

benchmark/child_process/child-process-read-ipc.js

@@ -18,11 +18,9 @@ if (process.argv[2] === 'child') {
     dur: [5]
   });
   const spawn = require('child_process').spawn;
-  function main(conf) {
-    bench.start();
 
-    const dur = +conf.dur;
-    const len = +conf.len;
+  function main({ dur, len }) {
+    bench.start();
 
     const options = { 'stdio': ['ignore', 1, 2, 'ipc'] };
     const child = spawn(process.argv[0],

benchmark/child_process/child-process-read.js

@@ -17,12 +17,9 @@ const bench = common.createBenchmark(main, {
   dur: [5]
 });
 
-function main(conf) {
+function main({ dur, len }) {
   bench.start();
 
-  const dur = +conf.dur;
-  const len = +conf.len;
-
   const msg = `"${'.'.repeat(len)}"`;
   const options = { 'stdio': ['ignore', 'pipe', 'ignore'] };
   const child = child_process.spawn('yes', [msg], options);

benchmark/child_process/spawn-echo.js

@@ -5,9 +5,7 @@ const bench = common.createBenchmark(main, {
 });
 
 const spawn = require('child_process').spawn;
-function main(conf) {
-  const n = +conf.n;
-
+function main({ n }) {
   bench.start();
   go(n, n);
 }