Paying tribute to the despot...

SAP · Jun 15, 2021 · 7ea1a69 · 7ea1a69
1 parent 131b8c4
commit 7ea1a69
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/lib/lbt/utils/parseJS.js b/lib/lbt/utils/parseJS.js
@@ -3,8 +3,9 @@
 const espree = require("espree");
 const {Syntax} = espree;
 
-function parseJS(code, userOptions = {}) {
+const hasOwn = Function.prototype.call.bind(Object.prototype.hasOwnProperty);
 
+function parseJS(code, userOptions = {}) {
 	// allowed options and their defaults
 	const options = {
 		comment: false,
@@ -14,8 +15,8 @@ function parseJS(code, userOptions = {}) {
 	};
 
 	// validate and assign options
-	for (const [name,value] of Object.entries(userOptions)) {
-		if (!options.hasOwnProperty(name)) {
+	for (const [name, value] of Object.entries(userOptions)) {
+		if (!hasOwn(options, name)) {
 			throw new TypeError(`Allowed parser options are ${Object.keys(options)}, but not '${name}'`);
 		}
 		options[name] = value;