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node_modules/rxjs/internal/symbol/observable.d.ts

@@ -0,0 +1,8 @@
+/** Symbol.observable addition */
+declare global {
+    interface SymbolConstructor {
+        readonly observable: symbol;
+    }
+}
+/** Symbol.observable or a string "@@observable". Used for interop */
+export declare const observable: string | symbol;