Gecko [ school.pilasatech.net ]

Name	Size	Permission	Date
.github	[ DIR ]	drwxrwxrwx	2025-03-24 11:44
test	[ DIR ]	drwxrwxrwx	2025-03-24 11:44
.eslintrc	164 B	-rw-rw-rw-	2025-03-24 11:44
.nycrc	139 B	-rw-rw-rw-	2025-03-24 11:44
CHANGELOG.md	9.21 KB	-rw-rw-rw-	2025-03-24 11:44
LICENSE	1.05 KB	-rw-rw-rw-	2025-03-24 11:44
README.md	2 KB	-rw-rw-rw-	2025-03-24 11:44
index.d.ts	73 B	-rw-rw-rw-	2025-03-24 11:44
index.js	447 B	-rw-rw-rw-	2025-03-24 11:44
package.json	2.9 KB	-rw-rw-rw-	2025-03-24 11:44
shams.d.ts	69 B	-rw-rw-rw-	2025-03-24 11:44
shams.js	1.88 KB	-rw-rw-rw-	2025-03-24 11:44
tsconfig.json	143 B	-rw-rw-rw-	2025-03-24 11:44

Rename

'use strict';

/** @type {import('./shams')} */
/* eslint complexity: [2, 18], max-statements: [2, 33] */
module.exports = function hasSymbols() {
	if (typeof Symbol !== 'function' || typeof Object.getOwnPropertySymbols !== 'function') { return false; }
	if (typeof Symbol.iterator === 'symbol') { return true; }

/** @type {{ [k in symbol]?: unknown }} */
	var obj = {};
	var sym = Symbol('test');
	var symObj = Object(sym);
	if (typeof sym === 'string') { return false; }

if (Object.prototype.toString.call(sym) !== '[object Symbol]') { return false; }
	if (Object.prototype.toString.call(symObj) !== '[object Symbol]') { return false; }

// temp disabled per https://github.com/ljharb/object.assign/issues/17
	// if (sym instanceof Symbol) { return false; }
	// temp disabled per https://github.com/WebReflection/get-own-property-symbols/issues/4
	// if (!(symObj instanceof Symbol)) { return false; }

// if (typeof Symbol.prototype.toString !== 'function') { return false; }
	// if (String(sym) !== Symbol.prototype.toString.call(sym)) { return false; }

var symVal = 42;
	obj[sym] = symVal;
	for (var _ in obj) { return false; } // eslint-disable-line no-restricted-syntax, no-unreachable-loop
	if (typeof Object.keys === 'function' && Object.keys(obj).length !== 0) { return false; }

if (typeof Object.getOwnPropertyNames === 'function' && Object.getOwnPropertyNames(obj).length !== 0) { return false; }

var syms = Object.getOwnPropertySymbols(obj);
	if (syms.length !== 1 || syms[0] !== sym) { return false; }

if (!Object.prototype.propertyIsEnumerable.call(obj, sym)) { return false; }

if (typeof Object.getOwnPropertyDescriptor === 'function') {
		// eslint-disable-next-line no-extra-parens
		var descriptor = /** @type {PropertyDescriptor} */ (Object.getOwnPropertyDescriptor(obj, sym));
		if (descriptor.value !== symVal || descriptor.enumerable !== true) { return false; }
	}

return true;
};