import { Component as BaseComponent, createElement as h } from 'react'; import { renderToStaticMarkup as renderToString } from 'react-dom/server.js'; import StaticHtml from './static-html.js'; const reactTypeof = Symbol.for('react.element'); function check(Component, props, children) { if (typeof Component !== 'function') return false; if (Component.prototype != null && typeof Component.prototype.render === 'function') { return BaseComponent.isPrototypeOf(Component); } let error = null; let isReactComponent = false; function Tester(...args) { try { const vnode = Component(...args); if (vnode && vnode['$$typeof'] === reactTypeof) { isReactComponent = true; } } catch (err) { error = err; } return h('div'); } renderToStaticMarkup(Tester, props, children); if (error) { throw error; } return isReactComponent; } function renderToStaticMarkup(Component, props, children) { const html = renderToString(h(Component, { ...props, children: h(StaticHtml, { value: children }), innerHTML: children })); return { html }; } export default { check, renderToStaticMarkup, };