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Diffstat (limited to 'node_modules/rxjs/src/internal/observable/partition.ts')
| -rw-r--r-- | node_modules/rxjs/src/internal/observable/partition.ts | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/node_modules/rxjs/src/internal/observable/partition.ts b/node_modules/rxjs/src/internal/observable/partition.ts deleted file mode 100644 index 34a61a1..0000000 --- a/node_modules/rxjs/src/internal/observable/partition.ts +++ /dev/null @@ -1,88 +0,0 @@ -import { not } from '../util/not'; -import { filter } from '../operators/filter'; -import { ObservableInput } from '../types'; -import { Observable } from '../Observable'; -import { innerFrom } from './innerFrom'; - -/** @deprecated Use a closure instead of a `thisArg`. Signatures accepting a `thisArg` will be removed in v8. */ -export function partition<T, U extends T, A>( - source: ObservableInput<T>, - predicate: (this: A, value: T, index: number) => value is U, - thisArg: A -): [Observable<U>, Observable<Exclude<T, U>>]; -export function partition<T, U extends T>( - source: ObservableInput<T>, - predicate: (value: T, index: number) => value is U -): [Observable<U>, Observable<Exclude<T, U>>]; - -/** @deprecated Use a closure instead of a `thisArg`. Signatures accepting a `thisArg` will be removed in v8. */ -export function partition<T, A>( - source: ObservableInput<T>, - predicate: (this: A, value: T, index: number) => boolean, - thisArg: A -): [Observable<T>, Observable<T>]; -export function partition<T>(source: ObservableInput<T>, predicate: (value: T, index: number) => boolean): [Observable<T>, Observable<T>]; - -/** - * Splits the source Observable into two, one with values that satisfy a - * predicate, and another with values that don't satisfy the predicate. - * - * <span class="informal">It's like {@link filter}, but returns two Observables: - * one like the output of {@link filter}, and the other with values that did not - * pass the condition.</span> - * - *  - * - * `partition` outputs an array with two Observables that partition the values - * from the source Observable through the given `predicate` function. The first - * Observable in that array emits source values for which the predicate argument - * returns true. The second Observable emits source values for which the - * predicate returns false. The first behaves like {@link filter} and the second - * behaves like {@link filter} with the predicate negated. - * - * ## Example - * - * Partition a set of numbers into odds and evens observables - * - * ```ts - * import { of, partition } from 'rxjs'; - * - * const observableValues = of(1, 2, 3, 4, 5, 6); - * const [evens$, odds$] = partition(observableValues, value => value % 2 === 0); - * - * odds$.subscribe(x => console.log('odds', x)); - * evens$.subscribe(x => console.log('evens', x)); - * - * // Logs: - * // odds 1 - * // odds 3 - * // odds 5 - * // evens 2 - * // evens 4 - * // evens 6 - * ``` - * - * @see {@link filter} - * - * @param source The source `ObservableInput` that will be split into a tuple of - * two Observable elements. - * @param predicate A function that evaluates each value emitted by the source - * Observable. If it returns `true`, the value is emitted on the first Observable - * in the returned array, if `false` the value is emitted on the second Observable - * in the array. The `index` parameter is the number `i` for the i-th source - * emission that has happened since the subscription, starting from the number `0`. - * @param thisArg An optional argument to determine the value of `this` in the - * `predicate` function. - * @return An array with two Observables: one with values that passed the - * predicate, and another with values that did not pass the predicate. - */ -export function partition<T>( - source: ObservableInput<T>, - predicate: (this: any, value: T, index: number) => boolean, - thisArg?: any -): [Observable<T>, Observable<T>] { - return [filter(predicate, thisArg)(innerFrom(source)), filter(not(predicate, thisArg))(innerFrom(source))] as [ - Observable<T>, - Observable<T> - ]; -} |
