[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 +1,20 @@
+'use strict';
+
+var $SyntaxError = require('es-errors/syntax');
+var callBound = require('call-bound');
+
+var $SymbolValueOf = callBound('Symbol.prototype.valueOf', true);
+
+// https://262.ecma-international.org/9.0/#sec-thissymbolvalue
+
+module.exports = function thisSymbolValue(value) {
+	if (typeof value === 'symbol') {
+		return value;
+	}
+
+	if (!$SymbolValueOf) {
+		throw new $SyntaxError('Symbols are not supported; thisSymbolValue requires that `value` be a Symbol or a Symbol object');
+	}
+
+	return $SymbolValueOf(value);
+};