Initial commit of eigent-main

package/@stackframe/stack-shared/dist/esm/hooks/use-strict-memo.js

@@ -0,0 +1,61 @@
+// src/hooks/use-strict-memo.tsx
+import { useId, useInsertionEffect } from "react";
+import { Result } from "../utils/results";
+var cached = /* @__PURE__ */ new Map();
+function unwrapFromInner(dependencies, inner) {
+  if (dependencies.length === 0 !== "isNotNestedMap" in inner) {
+    return Result.error(void 0);
+  }
+  if ("isNotNestedMap" in inner) {
+    if (dependencies.length === 0) {
+      return Result.ok(inner.value);
+    } else {
+      return Result.error(void 0);
+    }
+  } else {
+    if (dependencies.length === 0) {
+      return Result.error(void 0);
+    } else {
+      const [key, ...rest] = dependencies;
+      const newInner = inner.get(key);
+      if (!newInner) {
+        return Result.error(void 0);
+      }
+      return unwrapFromInner(rest, newInner);
+    }
+  }
+}
+function wrapToInner(dependencies, value) {
+  if (dependencies.length === 0) {
+    return { isNotNestedMap: true, value };
+  }
+  const [key, ...rest] = dependencies;
+  const inner = wrapToInner(rest, value);
+  const isObject = typeof key === "object" && key !== null;
+  const isUnregisteredSymbol = typeof key === "symbol" && Symbol.keyFor(key) === void 0;
+  const isWeak = isObject || isUnregisteredSymbol;
+  const mapType = isWeak ? WeakMap : Map;
+  return new mapType([[key, inner]]);
+}
+function useStrictMemo(callback, dependencies) {
+  const id = useId();
+  useInsertionEffect(() => {
+    return () => {
+      cached.delete(id);
+    };
+  }, [id]);
+  const c = cached.get(id);
+  if (c) {
+    const unwrapped = unwrapFromInner(dependencies, c);
+    if (unwrapped.status === "ok") {
+      return unwrapped.data;
+    }
+  }
+  const value = callback();
+  cached.set(id, wrapToInner(dependencies, value));
+  return value;
+}
+export {
+  useStrictMemo
+};
+//# sourceMappingURL=use-strict-memo.js.map