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1. eslint-plugin-makestyles eslint-plugin-makestyles Public

   Eslint plugin to ensure the name is set inside makeStyles function.

   JavaScript 5

2. useFormik hook useFormik hook

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   import React from 'react'

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   import { FormikValues, FormikErrors } from 'formik'

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   /** @private is the given object an Object? */

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   export const isObject = obj => obj !== null && typeof obj === 'object'

3. Effect to call a function after timeout Effect to call a function after timeout

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   import { useEffect, useRef } from "react"

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   /**

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    * Runs a timeout after delay ms.

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    * 

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    * @param callback function to execute

4. Simple i18n solution Simple i18n solution

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   import React, { useCallback, useMemo } from "react"

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   import LanguageKeysDe from "./de"

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   import LanguageKeys, { LangProps } from "./en"

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   /**

5. useValueChanged hook useValueChanged hook

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   import { useRef } from 'react'

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   function useValueChanged<T>(callback: (value: T) => void, value: T) {

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     // save initial value on first call

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     const ref = useRef(value)

6. useInterval hook useInterval hook

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   import { useEffect, useRef } from "react"

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   function useInterval(callback: () => void, delay: number) {

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     const savedCallback = useRef<() => void | undefined>()

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