typescript-typings Questions
3
I have a case where I'm frequently checking both the value of a boolean and another union type together. While they're logically connected and could hypothetically just check one, I need to check b...
Langston asked 3/11, 2021 at 20:5
5
When using react-hook-form with Typescript, there is a component that sends some props, register being one of them.
The issue is with its type when declared in an interface:
export interface MyProp...
Amora asked 21/12, 2021 at 22:4
3
I have some code that uses better-sqlite3 and I am trying to port it to typescript.
Relevant parts of the original javascript code look like this:
import Database from "better-sqlite3";
...
Baroja asked 3/4, 2021 at 11:9
7
Solved
Is it possible to transform all the Date types definition from my interface to string, as it get automatically transformed to string on JSON stringify.
interface Item {
key: string;
value: number...
Toronto asked 23/12, 2020 at 7:18
2
Solved
I have an icon-Map.json which is being created dynamically. Example:
const iconMap = {
angleDoubleRight: 'angleDoubleRight.svg',
angleRight: 'angleRight.svg',
assets: 'assets.svg',
barChart: '...
Vala asked 5/6, 2019 at 10:50
7
Solved
I'm using clickOutside directive on my svelte-typescript project and I'm getting this error when I assign custom event to the related element
Type '{ class: string; onclick_outside: () => boolea...
Greylag asked 30/9, 2020 at 4:59
3
Bun is currently working on my local machine, but I cannot get it to show all of the typings in my IDE. How do I set this up to work in VS Code and other editors?
Rooted asked 7/7, 2022 at 18:6
4
Solved
Using tsc v2.2.2
How to fix typescript compiler error:
error TS4058: Return type of exported function has or is using name
'{SomeInterface}' from external module
"{some path}/dist/types"
...
Radish asked 11/4, 2017 at 1:32
5
The DefinitelyTyped definition of the Node built-in IncomingMessage (the type of req in the (req, res, next) arguments) has defined url to be nullable. Here's the snipped parts of the definition fi...
Ethelstan asked 1/11, 2016 at 23:30
3
I am trying to use perf_hooks from the nodeJS Performance API in my React Native project. Below is my code
import {performance} from 'perf_hooks';
export const measure = (
target: Object,
proper...
Doggery asked 12/8, 2020 at 19:11
23
Even though I've installed & referenced the Typings library 'react' like this
/// <reference path="../../../typings/browser.d.ts" />
I'm still getting the error below:
Is there anothe...
Sixpence asked 7/6, 2016 at 8:17
8
I'm struggling to find the right type for this situation. This is a simplified version of redirecting after login. The following produces a compiler error:
Property 'from' does not exist on type '...
Cristionna asked 7/5, 2020 at 22:12
2
Solved
I've been researching around for a further explanation into the skipLibCheck TypeScript compiler argument to determine the safety of having this set to true. The most in-depth explanation I found i...
Vestige asked 13/9, 2018 at 10:27
4
Solved
I've several .ts files + 1 entrypoint like so:
classA.ts
classB.ts
entrypoint.ts
entrypoint.ts contains something similar to:
export * from './classA';
export * from './classB';
I'd like to ...
Apollonius asked 27/9, 2016 at 10:48
5
Solved
I'm writing the type definitions for a library I'm using. One function in the library identifies the mouse button clicked by an integer:
//index.d.ts
export as namespace myLib;
// activates the...
Slaton asked 28/5, 2018 at 10:54
3
Solved
In redux-toolkit docs they suggest you to create the following definition to have proper types when you use useSelector hook:
export const useAppSelector: TypedUseSelectorHook<RootState> = us...
Edessa asked 18/4, 2021 at 6:50
5
I am using highland.js and have installed it with its type definition:
jq .dependencies package.json | grep highland
"@types/highland": "https://registry.npmjs.org/@types/highland/-/highland-1.14...
Octopod asked 14/12, 2016 at 14:21
3
Solved
Here is my current attempt on how to properly type a React ErrorBoundary class component in Typescript:
import React from "react";
import ErrorPage from "./ErrorPage";
import ty...
Stilbite asked 16/9, 2020 at 9:17
3
Solved
I am using the Angular 4 CLI (v.1.0.0) and to handle testing I created some mocks that use jasmine to create a spy. In the IDE everything looks okay, however in the terminal I am getting and error ...
Cassella asked 21/4, 2017 at 20:49
6
Solved
When trying to extend the Request interface from the package express to add some custom properties, I'm getting the following typescript error:
TS2339: Property '' does not exist on type 'Request&...
Kirchner asked 20/11, 2019 at 14:54
5
The req variable of Request type has no intellisense for property body. Is this due to the typings?
import { Request, Response } from 'express'
import { ok, bad } from './responses'
export const ...
Fowl asked 2/6, 2017 at 9:26
23
Solved
In my react and typescript app, I use:
onChange={(e) => data.motto = (e.target as any).value}
How do I correctly define the typings for the class, so I wouldn't have to hack my way around the t...
Gettings asked 18/11, 2016 at 11:46
9
Solved
My question is very brief. I am new to TypeScript, been searching around here and there but didn't find yet an answer.
Does any experienced TypeScripter know if there is a character Type or an eas...
Logotype asked 8/3, 2017 at 18:16
7
Solved
Having compiled my TypeScript project successfully, I intended to run it in VS Code's debug mode using ts-node. Problem is, ts-node can't find d.ts files I created (while tsc has no problem with it...
Scherer asked 31/7, 2018 at 9:55
10
How to import CSS modules in Typescript with Webpack?
Generate (or auto-generate) .d.ts files for CSS? And use classic Typescript import statement? With ./styles.css.d.ts:
import * as styles fro...
Antimonic asked 26/12, 2016 at 22:22
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