how to properly make a reusable component?
I make reusable component like this:export type ElementKeysType = | keyof ViewStyle | keyof TextStyle | keyof ImageStyle;export const handleElementProps = <T>(obj: T, keys: ElementKeysType[])...
View Articledoes native-base have a utility method that allows us to extract computed...
I am using native base and I want to use some of the theme values for example the primary text color and the main background colorI am looking for something that can take in a theme object as a...
View ArticleUsage of WebView in Typescript template of react native
I am trying to use WebView in the react native boilerplate (template: typescript).I am using WebView from react-native-webview library. /** * Sample React Native App *...
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Redux & TypeScript: Property 'X' is missing in type 'DefaultRootState' - but...
Here's my Interface which I'm using with mapStateToProps:export interface IStore { cache?: any; dataManager?: IUR; userPrefs: IUP; fingerprintModal?: IfingerprintModal;}export interface...
View ArticleWhat is wrong with my reselect function ? I dont get an output
I want to use reselect. I want to get my shopping cart by the ids.reselect.tsimport { createSelector } from "reselect";import { RootState } from "../store";export const shoppingCarts = (state:...
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Typscript Error on Class Constructor - No index signature with a parameter of...
I have a class constructor and I want populate it with an object that I receive in constructor. But I don't know how to solve this TS error on line this[key] = object[key]Typescript...
View ArticleWhy "he" does not write React.FC on each function?
I learn typescript, and I dont understand why he write in the first Function React.FC and in other function he does not write "React.FC". Why?exp:...const Login: React.FC<Props> = ({ signIn })...
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React Native render error Value is undefined expected a object
So I dont know why I am getting this weird error and I am unable to find any solution for it so plz help with meErrorCodeimport React, { useRef, useState } from 'react' 2 import Animated, { Easing,...
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Cant download on iOS with expo-file-system
Im trying to download using Expo-File-System on an expo project with react native.The download option works on Expo-Go during testing but wont work when i push it in production mode.It says that it is...
View ArticleTypescript/yarn workspaces - Referenced project may not disable emit
I'm trying to setup a monorepo project using typescript and yarn workspaces.The project's structure looks like this:/example/packages /lib1Example is an app that used the packages, for development...
View ArticleTypeScript: tsconfig.json is throwing the error "No inputs were found in...
OverviewI have a react native component library that I am exporting and I am getting the following error:ErrorNo inputs were found in config file"/Users/jeff/Documents/react-native-components/node...
View ArticleJSX element type 'ReactElement | null' is not a constructor function for JSX...
I have simple Paragraph component set up in a following wayimport * as React from 'react';import {Text} from 'react-native';const { memo } = React;/** * Component */function Paragraph({ children }) {...
View ArticleTypescript equal generics "No overload matches this call"
So, I'm building a TypeScript application and I'm having issues with generics and overload. Here's a minimal example of my code:function isEqual(data: string, value: string): boolean;function...
View ArticleWhat is the best method of adding onPress animations to React Native...
I've tried using "react-native-animatables" to create animations and it works, but I cannot figure out how to implement it to work onPress. Here's what i've tried so far.... const flip = { from: {...
View Articleerror: _os.platform is not a function after expo start
this error has been bugging me for days, hope someone can help me hereTypeError: _os.platform is not a function. (In '_os.platform()', '_os.platform' is undefined)at...
View ArticleJest won´t complete my async function for my api call function
I´m working on a small app that uses an API. I want to make a test to see that the function works as intended. The function works, but in the test, the function will not complete and therefore fail....
View Articlepass useState from child to parent using functional components with...
I have a table in my Header component configured like this :const Header = ({ setHomeChange }) => { const [tabIndex, setTabIndex] = React.useState(0); const handleChange = (event:...
View ArticleAccessing the updated state in useEffect doesn't work
I need to fetch two API-endpoints in the useEffectcall, where the second call uses the result of the first call.So currently I have:const [steamID, setSteamID] = React.useState<string>();const...
View ArticleEmbed Hubspot tracking code in react mobile app
I'm trying to integrate the hubspot tracking code in a mobile app coded in react/typescript. I did it for a webapp already which was straightforward but for mobile I'm stuck (since no real index.html...
View Articlecannot initiate expo bare workflow with typescript
I`m trying to initiate expo bare workflow with typescirpt.But after I type "expo init [project name]" in command window,I cannot find minimal(typescirpt) option.? Choose a template: » - Use arrow-keys....
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