rxjs-toolkit examples

propsAreTruthy.ts

import { of } from 'rxjs';
import { propsAreTruthy, tapLog } from 'rxjs-toolkit';

const source$ = of({
  foo: {
    bar: {
      baz: 'truthy!',
    },
  },
  zap: {
    zing: false,
  },
  ping: true
});

source$.pipe(
  propsAreTruthy(
    'foo.bar.baz', // "baz: 'truthy'" will pass!
    'ping', // "ping: true" will pass!
    'zap.zing', // "zing: false" Fail, zing is not truthy,  map signal to false
    'rxjs.toolkit', // this path doesn't exist, it would also trigger the map to false
  ),
  tapLog(), // false
).subscribe();