【问题标题】:How to use react-pose with @reach/router in React Typescript?如何在 React Typescript 中使用带有 @reach/router 的 react-pose?
【发布时间】:2019-07-12 05:44:06
【问题描述】:

在我的 React 应用程序中,我试图将 JS react-pose-@reach/router 示例转换为 TypeScript,但它不起作用。

这是react-pose中的相关类型:

import { ComponentType, HTMLProps } from 'react';
import { PoseElementProps } from './components/PoseElement/types';
import { DomPopmotionConfig } from 'popmotion-pose';
declare type DomPopmotionConfigFactory<T> = (props: PoseElementProps & T) => DomPopmotionConfig;
export declare type ComponentFactory<T> = (poseConfig?: DomPopmotionConfig | DomPopmotionConfigFactory<T>) => ComponentType<PoseElementProps & T>;
export declare type Posed = {
    <T>(component: ComponentType<T>): ComponentFactory<T>;
    [key: string]: ComponentFactory<HTMLProps<any>>;
};
declare const posed: Posed;
export default posed;

JS 示例如下所示:

import React from 'react';
import ReactDOM from 'react-dom';
import { Router, Link, Location } from '@reach/router';
import posed, { PoseGroup } from 'react-pose';
import Home from './pages/home';
import About from './pages/about';

import './styles.css';

const RouteContainer = posed.div({
  enter: { opacity: 1, delay: 300, beforeChildren: 300 },
  exit: { opacity: 0 }
});

const PosedRouter = ({ children }) => (
  <Location>
    {({ location }) => (
      <PoseGroup>
        <RouteContainer key={location.key}>
          <Router location={location}>{children}</Router>
        </RouteContainer>
      </PoseGroup>
    )}
  </Location>
);

const App = () => (
  <div id="site-container">
    <header>
      <h1>Route transitions with Pose and Reach Router</h1>
    </header>
    <div id="content-container">
      <ul id="site-nav">
        <li>
          <Link to="/">Home</Link>
        </li>
        <li>
          <Link to="/about">About</Link>
        </li>
      </ul>
      <PosedRouter>
        <Home path="/" />
        <About path="/about" />
      </PosedRouter>
    </div>
  </div>
);

ReactDOM.render(<App />, document.getElementById('root'));

来源:https://popmotion.io/pose/examples/route-transitions-reach-router/

我被困在这里:

import * as React from 'react';
import { Router, Link, Location } from '@reach/router';
import { ComponentFactory } from 'react-pose/lib/posed';
import posed, { PoseGroup } from 'react-pose';

const RouteContainer: ComponentFactory<React.HTMLProps<any>> = posed.div({
    enter: { opacity: 1, delay: 300, beforeChildren: 300 },
    exit: { opacity: 0 }
});

const PosedRouter: Location = ({ children }: { children: React.ReactNode }) => (
    <Location>
        {({ location }) => (
            <PoseGroup>
                <RouteContainer key={location.key}>
                    <Router location={location}>{children}</Router>
                </RouteContainer>
            </PoseGroup>
        )}
    </Location>
);

&lt;RouteContainer key={location.key}&gt; 上面写着:

Type 'ComponentType any) | 不明确的; onValueChange?: { ...; } |不明确的; innerR...' 不是 可分配给类型“ComponentFactory>”。类型 'ComponentClass any) | 不明确的; onValueChange?: { ...; } |不明确的;内...'不是 可分配给类型“ComponentFactory>”。 类型 'ComponentClass any) | 不明确的; onValueChange?: { ...; } |不明确的;内...'不提供 匹配签名 '(poseConfig?: DomPopmotionConfig | DomPopmotionConfigFactory> |不明确的): ComponentType>'.

这让我很困惑,因为打字看起来是正确的。我不想在这里使用匿名签名并在打字时保持强势。

我该如何解决这个问题?

【问题讨论】:

    标签: reactjs typescript react-tsx reach-router react-pose


    【解决方案1】:

    问题是在第一次渲染时location.key 是未定义的。这可能就是您收到神秘错误消息的原因,该消息引用了未定义的内容。我用location.pathname。它似乎没有任何问题。使用location.key 会很棒,但是在react-router-dom@5.0.1 中,它在第一次渲染时是未定义的。

    【讨论】:

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