flying-hero
96f6318101
新增: - backend/venv/ - Python 虚拟环境 - backend/start.sh - 启动脚本（使用虚拟环境） - backend/requirements.txt - 依赖列表 - .gitignore - 忽略虚拟环境和缓存文件 说明: - 每个项目使用独立虚拟环境 - 避免依赖冲突 - 启动脚本自动创建和激活虚拟环境
30 lines
698 B
JavaScript
30 lines
698 B
JavaScript
'use strict';
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var callBound = require('call-bound');
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var $numToStr = callBound('Number.prototype.toString');
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/** @type {import('.')} */
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var tryNumberObject = function tryNumberObject(value) {
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try {
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$numToStr(value);
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return true;
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} catch (e) {
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return false;
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}
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};
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var $toString = callBound('Object.prototype.toString');
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var numClass = '[object Number]';
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var hasToStringTag = require('has-tostringtag/shams')();
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/** @type {import('.')} */
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module.exports = function isNumberObject(value) {
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if (typeof value === 'number') {
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return true;
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}
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if (!value || typeof value !== 'object') {
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return false;
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}
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return hasToStringTag ? tryNumberObject(value) : $toString(value) === numClass;
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};
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