initial commit: scaffolding

1 files changed, 27 insertions, 0 deletions

diff --git a/node_modules/rxjs/dist/esm/internal/scheduler/animationFrameProvider.js b/node_modules/rxjs/dist/esm/internal/scheduler/animationFrameProvider.js
new file mode 100644
index 0000000..6bf861b
--- /dev/null
+++ b/node_modules/rxjs/dist/esm/internal/scheduler/animationFrameProvider.js
@@ -0,0 +1,27 @@
+import { Subscription } from '../Subscription';
+export const animationFrameProvider = {
+    schedule(callback) {
+        let request = requestAnimationFrame;
+        let cancel = cancelAnimationFrame;
+        const { delegate } = animationFrameProvider;
+        if (delegate) {
+            request = delegate.requestAnimationFrame;
+            cancel = delegate.cancelAnimationFrame;
+        }
+        const handle = request((timestamp) => {
+            cancel = undefined;
+            callback(timestamp);
+        });
+        return new Subscription(() => cancel === null || cancel === void 0 ? void 0 : cancel(handle));
+    },
+    requestAnimationFrame(...args) {
+        const { delegate } = animationFrameProvider;
+        return ((delegate === null || delegate === void 0 ? void 0 : delegate.requestAnimationFrame) || requestAnimationFrame)(...args);
+    },
+    cancelAnimationFrame(...args) {
+        const { delegate } = animationFrameProvider;
+        return ((delegate === null || delegate === void 0 ? void 0 : delegate.cancelAnimationFrame) || cancelAnimationFrame)(...args);
+    },
+    delegate: undefined,
+};
+//# sourceMappingURL=animationFrameProvider.js.map
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