[backend] fix: 修复异常处理和类型转换问题

2026-01-26 11:53:40 +08:00
parent 7ccc2a6ac6
commit 83e05bf85f
28639 changed files with 2506458 additions and 93 deletions
@@ -0,0 +1,17 @@
+'use strict';
+
+var isObject = require('es-object-atoms/isObject');
+
+var KeyForSymbol = require('./KeyForSymbol');
+
+// https://262.ecma-international.org/14.0/#sec-canbeheldweakly
+
+module.exports = function CanBeHeldWeakly(v) {
+	if (isObject(v)) {
+		return true; // step 1
+	}
+	if (typeof v === 'symbol' && typeof KeyForSymbol(v) === 'undefined') {
+		return true; // step 2
+	}
+	return false; // step 3
+};