From 94f666da6c6ef2b20ac26eebb2fc69cb981edf96 Mon Sep 17 00:00:00 2001
From: toshi1127 <toshi.matsumoto.2n@stu.hosei.ac.jp>
Date: Tue, 19 Mar 2019 17:56:07 +0900
Subject: [PATCH] child_process: reduce internal usage of public require of
 util

---
 lib/child_process.js | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/lib/child_process.js b/lib/child_process.js
index 8060412b3f076f..1d7e7f1d0935fc 100644
--- a/lib/child_process.js
+++ b/lib/child_process.js
@@ -21,10 +21,13 @@
 
 'use strict';
 
-const util = require('util');
-const { convertToValidSignal, getSystemErrorName } = require('internal/util');
+const {
+  promisify,
+  convertToValidSignal,
+  getSystemErrorName
+} = require('internal/util');
 const { isArrayBufferView } = require('internal/util/types');
-const debug = util.debuglog('child_process');
+const debug = require('internal/util/debuglog').debuglog('child_process');
 const { Buffer } = require('buffer');
 const { Pipe, constants: PipeConstants } = internalBinding('pipe_wrap');
 const {
@@ -168,7 +171,7 @@ const customPromiseExecFunction = (orig) => {
   };
 };
 
-Object.defineProperty(exports.exec, util.promisify.custom, {
+Object.defineProperty(exports.exec, promisify.custom, {
   enumerable: false,
   value: customPromiseExecFunction(exports.exec)
 });
@@ -389,7 +392,7 @@ exports.execFile = function execFile(file /* , args, options, callback */) {
   return child;
 };
 
-Object.defineProperty(exports.execFile, util.promisify.custom, {
+Object.defineProperty(exports.execFile, promisify.custom, {
   enumerable: false,
   value: customPromiseExecFunction(exports.execFile)
 });