From fa9ee0d3e2f01259828ecf3c225c85981c56bbae Mon Sep 17 00:00:00 2001
From: himself65 <himself65@outlook.com>
Date: Sat, 4 Jan 2020 11:49:31 +0800
Subject: [PATCH] wasi: refactor destructuring object on constructor

---
 lib/wasi.js | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/lib/wasi.js b/lib/wasi.js
index ff8685cbb06452..cf25cd922660d5 100644
--- a/lib/wasi.js
+++ b/lib/wasi.js
@@ -26,13 +26,11 @@ class WASI {
     if (options === null || typeof options !== 'object')
       throw new ERR_INVALID_ARG_TYPE('options', 'object', options);
 
-    // eslint-disable-next-line prefer-const
-    let { args, env, preopens } = options;
+    const { env, preopens } = options;
+    let { args = [] } = options;
 
     if (ArrayIsArray(args))
       args = ArrayPrototypeMap(args, (arg) => { return String(arg); });
-    else if (args === undefined)
-      args = [];
     else
       throw new ERR_INVALID_ARG_TYPE('options.args', 'Array', args);