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ngx-nullish

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🔨 Angular Structural Directive which replace *ngIf by Nullish Coalescing operator.

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Motivation

Nobody likes "Falsy Values".

When in your stream (RxJS) are numbers (include 0), *ngIf will coerce 0 to false, means UI will not update.

Preview 🎉

https://piecioshka.github.io/ngx-nullish-demo/

Features

Installation

npm install ngx-nullish

Usage

  1. Import deps

    import { NgxNullishModule } from 'ngx-nullish';
    
    @NgModule({
        imports: [
            ...
            NgxNullishModule
        ],
        ...
    })
    export class AppModule { }
    
  2. Update template

    <p *ngIf="numbers$ | async as num">
        {{ num }}
    </p>
    

    replace to:

    <p *ngxNullish="numbers$ | async as num">
        {{ num }}
    </p>
    

Deployment

Please run a script:

./scripts/deploy.sh

License

The MIT License @ 2020