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Questions tagged [module-augmentation]

28 questions
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How to augment Koa DefaultState?

I tried to augment DefaultState in Application.Koa to contain userId?: number, but to no avail, the said state remains typed as any, and IntelliSense doesn't offer suggestions. In the @types/koa it is stated: declare namespace Application { type…
Bratelion
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Material UI - Module Augmentation from NPM Package

I'm working on setting up a package to use for my @mui/material theme. I want to have a package @my/theme that will have all my MUI related style overrides and my theme so that I can install that and use my theme everywhere. The package itself…
Frenchy
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Can't use module augmentation to collocate a type safe API

I'm trying to create a strictly typed API that only allows valid inputs. The API uses firestore internally, which admits any JSON document as a valid input, and I want to strictly limit what are valid inputs, both in the document path and the…
Danielo515
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How to augment the mocha module?

Given Cypress 10.3.1 which has Mocha 3.5.3 in devDependencies. I want to add new functions to mocha Context. In cypress/support/e2e.ts I do import './context';. And in cypress/support/context.ts I have: import { Context } from 'mocha'; declare…
Marcus
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Typescript: can't augment namespace

I'm using "amazon-connect-streams" npm package. The package has a few mismatches between the type definition and the javascript runtime. I'm trying to override the bad typing in my project, using namespace augmentation, but can't figure out how to…
gamliela
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Extend material ui theme options using module augmentation not working with TypeText

Here is a codesandbox to reproduce the issue. https://codesandbox.io/s/thirsty-sun-0zyb3?file=/src/newTheme.ts:0-401 The TypeText is not being accepted, but the SimplePaletteColorOptions is working. It's the same thing, I don't understand where I…
Gaurav
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TypeScript: Typing the result of an external module's non-mutating extension function

Let's say I'm using external package "foo". Its main export is an object which has an .extend() method that can be used to add functionality by creating a derived object (the original is left unchanged). It looks something like this: import foo from…
Inkling
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How to convert custom type definition file to npm type definition file

I have a custom module definition file for a dependency written in CoffeeScript in my typescript project. It looks like the following and works great: src/@types/dependency-name.d.ts declare module 'dependency-name' { import EventEmitter from…
glinda93
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Monkey patching a javascript class property without `configurable=true`

it seems that I'm in a bad situation here. I'm using a javascript library and I need to augment a property inside a class but it seems that it can't be done because the property definition does not set configurabe: to true. Here is the library…
Kleber
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Unable to compile when augmenting OktaAuthService typescript module

Scenario: My project is using the latest version of @okta/okta-angular. It exports the class 'OktaAuthService'. I would like to use module augmentation to add a method to it What I've tried import { OktaAuthService } from…
kjwhal-ai
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Typescript module augmentation with a third party module and namespace

So, I wanted to extend the AWS SDK DynamoDB class to have a new scan implementation that overcomes the 1 MB limitations (see AWS documentation and SO post). Found documentation on typescript module augmentation (looked at the example in the official…
Rudolfs Bundulis
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How to batch process with multiple Bounding Boxes in imgaug

I'm trying to set up a data augmentation pipline with imgaug. The transformation of the images works and does not throw any errors. In the second attempt I tried to transform the N Bounding Boxes for each image and I get a persistent error. def…
john-mueller
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How to augment @types/mocha?

I tried to apply Aluan's answer in countless different ways, but none worked, that is, none gave me the sweet auto-complete for the types that I augmented: augmentations.d.ts import { Foo } from './foo'; declare module "mocha" { namespace Mocha…
Paul Razvan Berg
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