1 files changed, 79 insertions, 0 deletions
diff --git a/node_modules/rxjs/dist/esm/internal/operators/share.js b/node_modules/rxjs/dist/esm/internal/operators/share.js
new file mode 100644
index 0000000..da77830
--- /dev/null
+++ b/node_modules/rxjs/dist/esm/internal/operators/share.js
@@ -0,0 +1,79 @@
+import { innerFrom } from '../observable/innerFrom';
+import { Subject } from '../Subject';
+import { SafeSubscriber } from '../Subscriber';
+import { operate } from '../util/lift';
+export function share(options = {}) {
+    const { connector = () => new Subject(), resetOnError = true, resetOnComplete = true, resetOnRefCountZero = true } = options;
+    return (wrapperSource) => {
+        let connection;
+        let resetConnection;
+        let subject;
+        let refCount = 0;
+        let hasCompleted = false;
+        let hasErrored = false;
+        const cancelReset = () => {
+            resetConnection === null || resetConnection === void 0 ? void 0 : resetConnection.unsubscribe();
+            resetConnection = undefined;
+        };
+        const reset = () => {
+            cancelReset();
+            connection = subject = undefined;
+            hasCompleted = hasErrored = false;
+        };
+        const resetAndUnsubscribe = () => {
+            const conn = connection;
+            reset();
+            conn === null || conn === void 0 ? void 0 : conn.unsubscribe();
+        };
+        return operate((source, subscriber) => {
+            refCount++;
+            if (!hasErrored && !hasCompleted) {
+                cancelReset();
+            }
+            const dest = (subject = subject !== null && subject !== void 0 ? subject : connector());
+            subscriber.add(() => {
+                refCount--;
+                if (refCount === 0 && !hasErrored && !hasCompleted) {
+                    resetConnection = handleReset(resetAndUnsubscribe, resetOnRefCountZero);
+                }
+            });
+            dest.subscribe(subscriber);
+            if (!connection &&
+                refCount > 0) {
+                connection = new SafeSubscriber({
+                    next: (value) => dest.next(value),
+                    error: (err) => {
+                        hasErrored = true;
+                        cancelReset();
+                        resetConnection = handleReset(reset, resetOnError, err);
+                        dest.error(err);
+                    },
+                    complete: () => {
+                        hasCompleted = true;
+                        cancelReset();
+                        resetConnection = handleReset(reset, resetOnComplete);
+                        dest.complete();
+                    },
+                });
+                innerFrom(source).subscribe(connection);
+            }
+        })(wrapperSource);
+    };
+}
+function handleReset(reset, on, ...args) {
+    if (on === true) {
+        reset();
+        return;
+    }
+    if (on === false) {
+        return;
+    }
+    const onSubscriber = new SafeSubscriber({
+        next: () => {
+            onSubscriber.unsubscribe();
+            reset();
+        },
+    });
+    return innerFrom(on(...args)).subscribe(onSubscriber);
+}
+//# sourceMappingURL=share.js.map
+\ No newline at end of file