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wasi: refactor destructuring object on constructor

PR-URL: #31185
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Anto Aravinth <anto.aravinth.cse@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: David Carlier <devnexen@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
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Himself65 authored and targos committed Jan 4, 2020
1 parent 5fccb50 commit 614b074f3bc2cb007fce6aa4eac9503c5cc53988
Showing with 2 additions and 4 deletions.
  1. +2 −4 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);

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