From 45fac728466d13d4c1afd43f8e0754ccd47c453e Mon Sep 17 00:00:00 2001
From: ExE Boss <3889017+ExE-Boss@users.noreply.github.com>
Date: Fri, 7 Feb 2020 17:00:00 +0100
Subject: [PATCH] =?UTF-8?q?feat:=20use=C2=A0a=C2=A0global=C2=A0symbol=20fo?=
 =?UTF-8?q?r=C2=A0`util.promisify.custom`?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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Define `util.promisify.custom`
as `Symbol.for(nodejs.util.inspect.custom)`, rather than
as `Symbol(util.inspect.custom)`.

This allows custom `promisify` wrappers to easily/safely be defined
in non‑Node.js environments.

Refs: https://github.com/nodejs/node/issues/31647
Refs: https://github.com/nodejs/node/pull/31672
---
 implementation.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/implementation.js b/implementation.js
index 3cd88f1..bc3b139 100644
--- a/implementation.js
+++ b/implementation.js
@@ -23,7 +23,8 @@ var $forEach = callBound('Array.prototype.forEach');
 
 var hasSymbols = require('has-symbols')();
 
-var kCustomPromisifiedSymbol = hasSymbols ? Symbol('util.promisify.custom') : null;
+// eslint-disable-next-line no-restricted-properties
+var kCustomPromisifiedSymbol = hasSymbols ? Symbol['for']('nodejs.util.promisify.custom') : null;
 var kCustomPromisifyArgsSymbol = hasSymbols ? Symbol('customPromisifyArgs') : null;
 
 module.exports = function promisify(orig) {