@dioklecijan/use-async

a React hook for executing async functions

Install

npm install --save @dioklecijan/use-async

Usage

import * as React from 'react'
import { useAsync } from '@dioklecijan/use-async'

// async function to execute
const getCurrentRate = async (base:string) => {
  const url = `https://api.ratesapi.io/api/latest?base=${base}`;
  const res = await fetch(url);
  return res.json();
}

// component with useAsync hook
const Example = () => {
  const fx = useAsync(getCurrentRate, true, "EUR", "GBP,USD");
  return (
    <div>
    <div>
      <h1>European Central Bank exchange rates</h1>
      <button onClick={() => fx.execute("EUR")}>Get all rates</button>
      {fx.state.error && <div>Error: {fx.state.error.message}</div>}
      {fx.state.pending && <div>Fetching rates...</div>}
      {fx.state.value && <pre>{JSON.stringify(fx.state.value, null, 2)}</pre>}
    </div>
  )
}

See ./example/src/App.js for a complete example.

License

MIT © dioklecijan

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This hook is created using create-react-hook.