initial commit: scaffolding

1 files changed, 82 insertions, 0 deletions

diff --git a/node_modules/rxjs/dist/esm/internal/scheduler/AsyncAction.js b/node_modules/rxjs/dist/esm/internal/scheduler/AsyncAction.js
new file mode 100644
index 0000000..e0774f3
--- /dev/null
+++ b/node_modules/rxjs/dist/esm/internal/scheduler/AsyncAction.js
@@ -0,0 +1,82 @@
+import { Action } from './Action';
+import { intervalProvider } from './intervalProvider';
+import { arrRemove } from '../util/arrRemove';
+export class AsyncAction extends Action {
+    constructor(scheduler, work) {
+        super(scheduler, work);
+        this.scheduler = scheduler;
+        this.work = work;
+        this.pending = false;
+    }
+    schedule(state, delay = 0) {
+        var _a;
+        if (this.closed) {
+            return this;
+        }
+        this.state = state;
+        const id = this.id;
+        const scheduler = this.scheduler;
+        if (id != null) {
+            this.id = this.recycleAsyncId(scheduler, id, delay);
+        }
+        this.pending = true;
+        this.delay = delay;
+        this.id = (_a = this.id) !== null && _a !== void 0 ? _a : this.requestAsyncId(scheduler, this.id, delay);
+        return this;
+    }
+    requestAsyncId(scheduler, _id, delay = 0) {
+        return intervalProvider.setInterval(scheduler.flush.bind(scheduler, this), delay);
+    }
+    recycleAsyncId(_scheduler, id, delay = 0) {
+        if (delay != null && this.delay === delay && this.pending === false) {
+            return id;
+        }
+        if (id != null) {
+            intervalProvider.clearInterval(id);
+        }
+        return undefined;
+    }
+    execute(state, delay) {
+        if (this.closed) {
+            return new Error('executing a cancelled action');
+        }
+        this.pending = false;
+        const error = this._execute(state, delay);
+        if (error) {
+            return error;
+        }
+        else if (this.pending === false && this.id != null) {
+            this.id = this.recycleAsyncId(this.scheduler, this.id, null);
+        }
+    }
+    _execute(state, _delay) {
+        let errored = false;
+        let errorValue;
+        try {
+            this.work(state);
+        }
+        catch (e) {
+            errored = true;
+            errorValue = e ? e : new Error('Scheduled action threw falsy error');
+        }
+        if (errored) {
+            this.unsubscribe();
+            return errorValue;
+        }
+    }
+    unsubscribe() {
+        if (!this.closed) {
+            const { id, scheduler } = this;
+            const { actions } = scheduler;
+            this.work = this.state = this.scheduler = null;
+            this.pending = false;
+            arrRemove(actions, this);
+            if (id != null) {
+                this.id = this.recycleAsyncId(scheduler, id, null);
+            }
+            this.delay = null;
+            super.unsubscribe();
+        }
+    }
+}
+//# sourceMappingURL=AsyncAction.js.map
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