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[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / rxjs / _esm2015 / internal / operators / mergeScan.js

diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/rxjs/_esm2015/internal/operators/mergeScan.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/rxjs/_esm2015/internal/operators/mergeScan.js
new file mode 100644 (file)
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+++ b/.config/coc/extensions/node_modules/coc-prettier/node_modules/rxjs/_esm2015/internal/operators/mergeScan.js
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+import { subscribeToResult } from '../util/subscribeToResult';
+import { OuterSubscriber } from '../OuterSubscriber';
+import { InnerSubscriber } from '../InnerSubscriber';
+export function mergeScan(accumulator, seed, concurrent = Number.POSITIVE_INFINITY) {
+    return (source) => source.lift(new MergeScanOperator(accumulator, seed, concurrent));
+}
+export class MergeScanOperator {
+    constructor(accumulator, seed, concurrent) {
+        this.accumulator = accumulator;
+        this.seed = seed;
+        this.concurrent = concurrent;
+    }
+    call(subscriber, source) {
+        return source.subscribe(new MergeScanSubscriber(subscriber, this.accumulator, this.seed, this.concurrent));
+    }
+}
+export class MergeScanSubscriber extends OuterSubscriber {
+    constructor(destination, accumulator, acc, concurrent) {
+        super(destination);
+        this.accumulator = accumulator;
+        this.acc = acc;
+        this.concurrent = concurrent;
+        this.hasValue = false;
+        this.hasCompleted = false;
+        this.buffer = [];
+        this.active = 0;
+        this.index = 0;
+    }
+    _next(value) {
+        if (this.active < this.concurrent) {
+            const index = this.index++;
+            const destination = this.destination;
+            let ish;
+            try {
+                const { accumulator } = this;
+                ish = accumulator(this.acc, value, index);
+            }
+            catch (e) {
+                return destination.error(e);
+            }
+            this.active++;
+            this._innerSub(ish, value, index);
+        }
+        else {
+            this.buffer.push(value);
+        }
+    }
+    _innerSub(ish, value, index) {
+        const innerSubscriber = new InnerSubscriber(this, value, index);
+        const destination = this.destination;
+        destination.add(innerSubscriber);
+        const innerSubscription = subscribeToResult(this, ish, undefined, undefined, innerSubscriber);
+        if (innerSubscription !== innerSubscriber) {
+            destination.add(innerSubscription);
+        }
+    }
+    _complete() {
+        this.hasCompleted = true;
+        if (this.active === 0 && this.buffer.length === 0) {
+            if (this.hasValue === false) {
+                this.destination.next(this.acc);
+            }
+            this.destination.complete();
+        }
+        this.unsubscribe();
+    }
+    notifyNext(outerValue, innerValue, outerIndex, innerIndex, innerSub) {
+        const { destination } = this;
+        this.acc = innerValue;
+        this.hasValue = true;
+        destination.next(innerValue);
+    }
+    notifyComplete(innerSub) {
+        const buffer = this.buffer;
+        const destination = this.destination;
+        destination.remove(innerSub);
+        this.active--;
+        if (buffer.length > 0) {
+            this._next(buffer.shift());
+        }
+        else if (this.active === 0 && this.hasCompleted) {
+            if (this.hasValue === false) {
+                this.destination.next(this.acc);
+            }
+            this.destination.complete();
+        }
+    }
+}
+//# sourceMappingURL=mergeScan.js.map
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