Initial commit

src/derive.luau

@@ -0,0 +1,16 @@
+if not game then script = (require :: any) "test/wrap-require" end
+
+local graph = require(script.Parent.graph)
+local create = graph.create
+local get = graph.get
+local capture_and_link = graph.capture_and_link
+
+local function derive<T>(fn: () -> T): () -> T
+    local node, node_get = create((nil :: any) :: T)
+
+    node.cache = capture_and_link(node, fn)
+
+    return node_get
+end
+
+return derive