So when testing one of my reducers in a Preact(not much different to React while testing with JEST) based project, I got bumped into this issue: Following output comes up when running jest test - ...

I am developing a Vite-React webapp to be used by me only, and heres my simple build command in package.json: "build": "vite build --emptyOutDir --base=./". It uses the Google F...

I was recently playing with new Fresh framework for deno and it was all great but at some point I realized that there is no possibility to add any additional meta data to page head tag. Basically I...

I am trying to run the preact create command using Yarn. It's simple to run preact create ..... ..... or npx preact create ... ..... It works fine and both of the commands use npm. But I am trying ...

I'm struggling with the correct types to use for event objects with Preact when not using preact/compat. It's fine with inline event handlers because they get their types from the props you're usin...

I am experiencing this build error since last two days (Angular App). Error: node_modules/preact/src/jsx.d.ts:2138:24 - error TS2304: Cannot find name 'SVGMPathElement'. 2138 mpath: SVGAttributes&l...

I moved my Next.js to use Preact, but as side-effect Storybook not working more as spected. The output log below, and at the end the commands to reproduce the issue: yarn build-storybook yarn run v...

Preact Markup is 8.5kb, which is half the size of Preact. Is there a way to render raw HTML without having to parse it? One way I can think of is to render a placeholder and then replace the place...

I am using Parcel to bundle my Javascript files. Everything works fine when using the localhost server to test out the build, however in production it doesn't like dynamic imports. Here is the code...

Using Preact CLI is it possible to set the path where the app will be hosted outside of the root directory? For instance hosting the app at http://mywebsite.com/relativepath/index.html

As per Preact documentation, to convert a React app to Preact you have to alias webpack: { "resolve": { "alias": { "react": "preact-compat", "react-dom": "preact-compat" } } } How can you ...

I'm trying to build a simple Todo App using Preact + Vite + Typescript + Redux. But I am facing some compatibility issues with redux and typescript. This is the error I'm getting. Uncaught TypeErro...

I am looking to conditionally call useContext. This is my original code, which runs correctly, but fails tslint. Component that calls useResourceScope - say Component1 import { useEffect } from 're...

I'm using custom-elements aka web-components within Preact. The problem is that Typescript complains about elements not being defined in JSX.IntrinsicElements - in this case a check-box element: &...

Is it possible to type check a components children with TypeScript (v3.0.1) and Preact (v8.3.1)? In React there is a ReactElement<T> for that. Is there something similar in Preact? I have a ...

Inspired by preact's "no build tools route", I recently created a project with no build or bundling process. Conceptually, it looks like this (pseudo code following). I have a dependency ...

I came across posts where people mention useEffect and even give some great examples, but I cannot find any real documentation. Also I grepped node_modules/preact dir and there is no mention of use...

I am writing a simple component with Preact that uses an onChange handler for an <input/> element: function Example(props: {}) { return <input onChange={(e) => { const { value } = e....

When focused in the input box, hitting enter submits the form. On submit, an error causes an error to be inserted into the state which causes a rerender and creates a new element to show the error....

Trying to set up Jest to test my React components (Technically I'm using Preact) but same idea... Anytime I try to get a coverage report, I get errors when it hits any jsx syntax. Error Running ...

React 16 triggers componentDidMount() when going back in Safari, even tho the component never unmounted. How does react know when to mount? class Foo extends React.Component { state = { loading:...

I try to use Preact for most of my projects but now I have a requirement to use a React component. I don't want this to require me to switch frameworks. Is there anything I can do to render the Rea...

Hello all i want to do is a simple conditional rendering which i have done in react before but i cant seem to do it in preact. export const InfoSection = (props: Props) => { return ( <d...

I'm currently building a Preact PWA with the CLI. My understanding was that wherever I have a component defined with JSX, I need to have import { h } from 'preact' at the top of the file. I remov...

Just getting started with Flow but can't seem to understand what it wants me to do with adding types for destructuring objects like i.e. props i.e. render({ count }, { displayHelp }) { Throws ...