ckapps / rxjs / 6722734432

coverage: 100.0%. Remained the same

Source File
Press 'n' to go to next uncovered line, 'b' for previous

100.0
/src/array/operators/transformation/array-concat.operator.ts
1 
import { OperatorFunction } from 'rxjs';
2 
import { map } from 'rxjs/operators';
2✔
3 









4



/**










5



 * @returns










6



 * An operator that collects streams of arrays and










7



 * emits an concatted array of the sources emission










8



 *










9



 * @example










10



 * combineLatest([of(['a']), of(['b', 'c']), of(['d'])]).pipe(arrayConcat());










11



 * // (a|) -> a: ['a', 'b', 'c', 'd']










12



 */










13



export function arrayConcat<T>(): OperatorFunction<T[][], T[]> {




2✔





14



  return map(values => values.reduce((acc, cur) => [...acc, ...cur], []));




12✔





15



}
























    

  • 

    •