1 files changed, 19 insertions, 0 deletions
diff --git a/src/dataflow.ts b/src/dataflow.ts
new file mode 100644
index 0000000..ffbab5d
--- /dev/null
+++ b/src/dataflow.ts
@@ -0,0 +1,19 @@
+import { signal, Signal } from '@preact/signals';
+
+export class InputSocket<T> {
+	link: Signal<null | Signal<T>>;
+	manual: Signal<T>;
+
+	constructor(initialValue: T) {
+		this.link = signal(null);
+		this.manual = signal(initialValue);
+	}
+
+	get value() {
+		return this.link.value ? this.link.value.value : this.manual.value;
+	}
+
+	set value(x: T) {
+		this.manual.value = x;
+	}
+}
+\ No newline at end of file