I’d like to use decorators in my project. Here’s what I have written: As you see this decorators creates a few fields. But typescript can’t recognize them It does exsist though. If I add @ts-ignore before using these parameters, the code works okay. I wounder, how can I create a class decorator, that would extend parent’s type. I tried to
Tag: typescript
how to bind on an event to get notified as the text is being entered
i am learning how to bind some events on input html tag. so as shown in the below posted html file, there is binding on the following states when i run the App i enter text in the input filed but the following occures: as i am enterting/typing text to input filed, non of onInputFieldChanged nor onInputFieldHasInput was called or
Webpack fails to parse typescript files. Module parse failed: Unexpected token
I was setting up Typescript and Webpack on an old project of mine and suddenly encountered this error: You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders Then I have created a new project from scratch that goes as follow: webpack.config.js tsconfig.json src/index.ts (sourced from here) …
Typescript: typing a function with an array of functions that returns an array of each function return type
Is it possible for the code below to be typed correctly? Answer Managed to do it with Thank you all for your help!!
How to test mongoose pre hook ‘save’ and bcryptjs
I trying to create unit tests for mongoose model. I do not think how to test bcryptjs.hash in my schema. This is my User Schema: This is my test: But I have error is: TypeError: Attempted to wrap undefined property hash as function Answer You could mock the bcrypt doing that and your test could use
ModuleFederationPlugin remote module is not being loaded
I have two apps. Container. Webpack App.tsx 2nd App. Webpack ./src/portal.tsx It should work smooth. But it is failing because inside of webpack_modules exists webpack/container/reference/usersweb key, but when React.Lazy requiring remote model it is requiring webpack/container/remote/usersweb/Portal which is not added and app crashes. remoteEntry.js loaded properly and I may see userweb object in the console. dependencies versions “react”: “^17.0.2”, “webpack”:
Convert Maybe[]’ to ‘string[]
I am using graphql with generated types and struggling with how to convert them to the type I need to pass it to my data service calls. @graphql-codegen has given me an args type of (I don’t really understand why its generated as a Maybe type, as the graphql schema enforces that I only query with a parameter of an
Get function reference from mssql TYPES object using string
Node.js / mssql / typescript I’m trying to build a set of input parameters dynamically and add them to a prepared statement. With the code below, the error I get is: Element implicitly has an ‘any’ type because expression of type ‘string’ can’t be used to index type ‘{ VarChar: ISqlTypeFactoryWithLength; NVarChar: ISqlTypeFactoryWithLength; Text: ISqlTypeFactoryWithNoParams; … 29 more …; Variant:
How to traverse a typed array?
I have the following class model in my application Angular: And my Controller: In the template I have a multiple select where I fill an array with the id’s of the chosen categories. Problem, I’m using ngModel to link the form with the controler, but to send the pre-filled data to the API, I have to format the id’s to
Invalid configuration of route ”: redirectTo and children cannot be used together
I am trying to navigate from a component to another but i got this problem :Invalid configuration of route ”: redirectTo and children cannot be used together. How can i fix it please? route file : html file when i am invoking method to navigate to the OffreMngmntSitesListAllComponent component: and the ts file of when i have the method that