[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 +1,14 @@
+'use strict';
+
+var truncate = require('./truncate');
+
+var $isFinite = require('math-intrinsics/isFinite');
+
+// https://262.ecma-international.org/14.0/#sec-isintegralnumber
+
+module.exports = function IsIntegralNumber(argument) {
+	if (typeof argument !== 'number' || !$isFinite(argument)) {
+		return false;
+	}
+	return truncate(argument) === argument;
+};