diff options
Diffstat (limited to 'node_modules/rxjs/dist/esm/internal/operators/scanInternals.js')
| -rw-r--r-- | node_modules/rxjs/dist/esm/internal/operators/scanInternals.js | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/node_modules/rxjs/dist/esm/internal/operators/scanInternals.js b/node_modules/rxjs/dist/esm/internal/operators/scanInternals.js new file mode 100644 index 0000000..9074cd1 --- /dev/null +++ b/node_modules/rxjs/dist/esm/internal/operators/scanInternals.js @@ -0,0 +1,22 @@ +import { createOperatorSubscriber } from './OperatorSubscriber'; +export function scanInternals(accumulator, seed, hasSeed, emitOnNext, emitBeforeComplete) { + return (source, subscriber) => { + let hasState = hasSeed; + let state = seed; + let index = 0; + source.subscribe(createOperatorSubscriber(subscriber, (value) => { + const i = index++; + state = hasState + ? + accumulator(state, value, i) + : + ((hasState = true), value); + emitOnNext && subscriber.next(state); + }, emitBeforeComplete && + (() => { + hasState && subscriber.next(state); + subscriber.complete(); + }))); + }; +} +//# sourceMappingURL=scanInternals.js.map
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