diff --git a/packages/app/src/components/message.tsx b/packages/app/src/components/message.tsx
index 818fa746b..1fa4b8add 100644
--- a/packages/app/src/components/message.tsx
+++ b/packages/app/src/components/message.tsx
@@ -159,7 +159,9 @@ interface MarkdownWithStableRendererProps {
 
 const MarkdownWithStableRenderer = Markdown as ComponentType<MarkdownWithStableRendererProps>;
 const ThemedMarkdown = withUnistyles(MarkdownWithStableRenderer);
-const markdownStyleMapping = (theme: Theme) => ({ style: createMarkdownStyles(theme) }) as never;
+const markdownStyleMapping = (theme: Theme): Partial<MarkdownWithStableRendererProps> => ({
+  style: createMarkdownStyles(theme),
+});
 
 const ThemedMicVocal = withUnistyles(MicVocal);
 const ThemedTodoCheckIcon = withUnistyles(Check);
@@ -428,6 +430,8 @@ function getUserMessageAttachmentLabel(attachment: AgentAttachment): string {
       return `Issue #${attachment.number}`;
     case "text":
       return attachment.title ?? "Text attachment";
+    default:
+      return "";
   }
 }
 
@@ -634,7 +638,7 @@ const AssistantMarkdownResolvedImage = memo(function AssistantMarkdownResolvedIm
   useEffect(() => {
     if (cachedMetadata) {
       setLoadState(getAssistantImageLoadStateFromMetadata(cachedMetadata));
-      return;
+      return () => {};
     }
 
     setLoadState({ status: "loading" });
@@ -924,11 +928,11 @@ function getInlineCodeAutoLinkUrl(
     return null;
   }
 
-  const matches = markdownParser.linkify.match(trimmed) as Array<{
+  const matches: Array<{
     index: number;
     lastIndex: number;
     url: string;
-  }> | null;
+  }> | null = markdownParser.linkify.match(trimmed);
   if (!matches || matches.length !== 1) {
     return null;
   }
@@ -950,7 +954,7 @@ function nodeHasParentType(parent: unknown, type: string): boolean {
     typeof parent === "object" &&
     parent !== null &&
     "type" in parent &&
-    (parent as { type?: string }).type === type
+    (parent as Record<"type", unknown>)["type"] === type
   );
 }
 
@@ -1638,16 +1642,13 @@ export const AssistantMessage = memo(function AssistantMessage({
           style={styles.link}
           onPress={handleLinkPress}
         >
-          {Children.map(children, (child) =>
-            isValidElement(child)
-              ? cloneElement(child, {
-                  style: [
-                    (child.props as { style?: StyleProp<TextStyle> }).style,
-                    { color: styles.link.color as string | undefined },
-                  ],
-                } as Partial<{ style: StyleProp<TextStyle> }>)
-              : child,
-          )}
+          {Children.map(children, (child) => {
+            if (!isValidElement(child)) return child;
+            const childProps = child.props as { style?: StyleProp<TextStyle> };
+            return cloneElement(child, {
+              style: [childProps.style, { color: styles.link.color }],
+            } as Partial<{ style: StyleProp<TextStyle> }>);
+          })}
         </MarkdownLink>
       ),
       image: (
@@ -2421,12 +2422,13 @@ function useDetailWheelPropagationBlocker(input: {
   const { detailWrapperRef, enabled } = input;
   useEffect(() => {
     if (!enabled) {
-      return;
+      return () => {};
     }
-    const node = detailWrapperRef.current as unknown as HTMLElement | null;
-    if (!node || typeof node.addEventListener !== "function") {
-      return;
+    const rawRef: unknown = detailWrapperRef.current;
+    if (!(rawRef instanceof HTMLElement)) {
+      return () => {};
     }
+    const node = rawRef;
     const stopWheelPropagation = (event: WheelEvent) => {
       if (shouldStopDetailWheelPropagation(node, event)) {
         event.stopPropagation();
@@ -2596,7 +2598,7 @@ const ExpandableBadge = memo(function ExpandableBadge({
     enabled: !isNative && isExpanded && hasDetailContent,
   });
 
-  const shimmerLabelStyle = useMemo(
+  const shimmerLabelStyle = useMemo<StyleProp<TextStyle>>(
     () =>
       buildShimmerTextStyle({
         isWebShimmer,
@@ -2605,7 +2607,7 @@ const ExpandableBadge = memo(function ExpandableBadge({
         webShimmerTrackStart,
         webShimmerTrackEnd,
         offsetX: labelOffsetX,
-      }) as never,
+      }),
     [
       isWebShimmer,
       webShimmerPeakWidth,
@@ -2616,7 +2618,7 @@ const ExpandableBadge = memo(function ExpandableBadge({
     ],
   );
 
-  const shimmerSecondaryStyle = useMemo(
+  const shimmerSecondaryStyle = useMemo<StyleProp<TextStyle>>(
     () =>
       buildShimmerTextStyle({
         isWebShimmer,
@@ -2625,7 +2627,7 @@ const ExpandableBadge = memo(function ExpandableBadge({
         webShimmerTrackStart,
         webShimmerTrackEnd,
         offsetX: secondaryOffsetX,
-      }) as never,
+      }),
     [
       isWebShimmer,
       webShimmerPeakWidth,
@@ -2807,9 +2809,9 @@ function areExpandableBadgePropsEqual(previous: ExpandableBadgeProps, next: Expa
 
 interface ToolCallProps {
   toolName: string;
-  args?: unknown | null;
-  result?: unknown | null;
-  error?: unknown | null;
+  args?: unknown;
+  result?: unknown;
+  error?: unknown;
   status: "executing" | "running" | "completed" | "failed" | "canceled";
   detail?: ToolCallDetail;
   cwd?: string;
@@ -2948,7 +2950,7 @@ export const ToolCall = memo(function ToolCall({
 
   useEffect(() => {
     if (!onInlineDetailsExpandedChange) {
-      return;
+      return () => {};
     }
     return () => {
       onInlineDetailsExpandedChange(false);
diff --git a/packages/app/src/components/split-container.tsx b/packages/app/src/components/split-container.tsx
index 68ce29924..eb1794046 100644
--- a/packages/app/src/components/split-container.tsx
+++ b/packages/app/src/components/split-container.tsx
@@ -125,6 +125,26 @@ interface SplitPaneDropData {
   paneId: string;
 }
 
+function isWorkspaceTabDragData(data: unknown): data is WorkspaceTabDragData {
+  return typeof data === "object" && data !== null && Reflect.get(data, "kind") === "workspace-tab";
+}
+
+function isSplitPaneDropData(data: unknown): data is SplitPaneDropData {
+  return (
+    typeof data === "object" && data !== null && Reflect.get(data, "kind") === "split-pane-drop"
+  );
+}
+
+function asWorkspaceTabDragData(data: unknown): WorkspaceTabDragData | undefined {
+  return isWorkspaceTabDragData(data) ? data : undefined;
+}
+
+function asDragOverData(data: unknown): WorkspaceTabDragData | SplitPaneDropData | undefined {
+  if (isWorkspaceTabDragData(data)) return data;
+  if (isSplitPaneDropData(data)) return data;
+  return undefined;
+}
+
 interface SplitNodeViewProps extends Omit<SplitContainerProps, "layout" | "onMoveTabToPane"> {
   node: SplitNode;
   uiTabs: WorkspaceTab[];
@@ -185,10 +205,10 @@ const MountedTabSlot = memo(function MountedTabSlot({
     [buildPaneContentModel, paneId, tabDescriptor],
   );
 
-  const wrapperStyle = useMemo(
-    () => ({ display: (isVisible ? "flex" : "none") as "flex" | "none", flex: 1 }),
-    [isVisible],
-  );
+  const wrapperStyle = useMemo(() => {
+    const display: "flex" | "none" = isVisible ? "flex" : "none";
+    return { display, flex: 1 };
+  }, [isVisible]);
   const handleFocusPane = useCallback(() => {
     onFocusPane(paneId);
   }, [onFocusPane, paneId]);
@@ -388,8 +408,8 @@ export function SplitContainer({
   }, [focusModeEnabled, layout.root, layout.focusedPaneId, panesById]);
 
   const handleDragStart = useCallback((event: DragStartEvent) => {
-    const data = event.active.data.current as WorkspaceTabDragData | undefined;
-    if (data?.kind !== "workspace-tab") {
+    const data = asWorkspaceTabDragData(event.active.data.current);
+    if (!data) {
       setActiveDragTabId(null);
       setDropPreview(null);
       setTabDropPreview(null);
@@ -406,11 +426,8 @@ export function SplitContainer({
 
   const updateDropPreview = useCallback(
     (event: Pick<DragMoveEvent, "active" | "over"> | Pick<DragOverEvent, "active" | "over">) => {
-      const activeData = event.active.data.current as WorkspaceTabDragData | undefined;
-      const overData = event.over?.data.current as
-        | WorkspaceTabDragData
-        | SplitPaneDropData
-        | undefined;
+      const activeData = asWorkspaceTabDragData(event.active.data.current);
+      const overData = asDragOverData(event.over?.data.current);
 
       if (activeData?.kind !== "workspace-tab") {
         setDropPreview(null);
@@ -513,11 +530,8 @@ export function SplitContainer({
 
   const handleDragEnd = useCallback(
     (event: DragEndEvent) => {
-      const activeData = event.active.data.current as WorkspaceTabDragData | undefined;
-      const overData = event.over?.data.current as
-        | WorkspaceTabDragData
-        | SplitPaneDropData
-        | undefined;
+      const activeData = asWorkspaceTabDragData(event.active.data.current);
+      const overData = asDragOverData(event.over?.data.current);
 
       setActiveDragTabId(null);
 
@@ -905,17 +919,14 @@ function SplitPaneView({
 
   useEffect(() => {
     if (isNative) {
-      return;
+      return () => {};
     }
 
-    const paneElement = paneRef.current as unknown as HTMLElement | null;
-    if (
-      !paneElement ||
-      typeof paneElement.addEventListener !== "function" ||
-      typeof paneElement.removeEventListener !== "function"
-    ) {
-      return;
+    const rawRef: unknown = paneRef.current;
+    if (!(rawRef instanceof HTMLElement)) {
+      return () => {};
     }
+    const paneElement = rawRef;
 
     const handlePanePointerDown = (event: PointerEvent) => {
       if (!shouldFocusPaneFromEventTarget(event.target)) {
diff --git a/packages/app/src/components/terminal-emulator.tsx b/packages/app/src/components/terminal-emulator.tsx
index 031749cb4..9fedc44b3 100644
--- a/packages/app/src/components/terminal-emulator.tsx
+++ b/packages/app/src/components/terminal-emulator.tsx
@@ -3,6 +3,7 @@
 import {
   useCallback,
   useEffect,
+  useImperativeHandle,
   useMemo,
   useRef,
   useState,
@@ -142,6 +143,16 @@ function clamp(value: number, min: number, max: number): number {
   return Math.min(max, Math.max(min, value));
 }
 
+function isTerminalState(value: unknown): value is TerminalState {
+  return (
+    typeof value === "object" &&
+    value !== null &&
+    "rows" in value &&
+    "cols" in value &&
+    "grid" in value
+  );
+}
+
 function ensureTerminalScrollbarStyle(): void {
   if (typeof document === "undefined") {
     return;
@@ -229,20 +240,41 @@ export default function TerminalEmulator({
   const [isScrollVisible, setIsScrollVisible] = useState(false);
   const [isScrollActive, setIsScrollActive] = useState(false);
 
+  const domBridgeRef = useRef<DOMImperativeFactory | null>(null);
   useDOMImperativeHandle(
-    ref as Ref<DOMImperativeFactory>,
-    () =>
-      ({
-        writeOutput: (text: string) => {
-          runtimeRef.current?.write({ text });
-        },
-        renderSnapshot: (state: TerminalState | null) => {
+    domBridgeRef,
+    (): DOMImperativeFactory => ({
+      writeOutput: (...args) => {
+        const text = args[0];
+        if (typeof text === "string") runtimeRef.current?.write({ text });
+      },
+      renderSnapshot: (...args) => {
+        const state = args[0];
+        if (state === null) {
+          runtimeRef.current?.renderSnapshot({ state: null });
+        } else if (isTerminalState(state)) {
           runtimeRef.current?.renderSnapshot({ state });
-        },
-        clear: () => {
-          runtimeRef.current?.clear();
-        },
-      }) as unknown as DOMImperativeFactory,
+        }
+      },
+      clear: () => {
+        runtimeRef.current?.clear();
+      },
+    }),
+    [],
+  );
+  useImperativeHandle(
+    ref,
+    (): TerminalEmulatorHandle => ({
+      writeOutput: (text: string) => {
+        runtimeRef.current?.write({ text });
+      },
+      renderSnapshot: (state: TerminalState | null) => {
+        runtimeRef.current?.renderSnapshot({ state });
+      },
+      clear: () => {
+        runtimeRef.current?.clear();
+      },
+    }),
     [],
   );
 
@@ -259,7 +291,7 @@ export default function TerminalEmulator({
   useEffect(() => {
     const root = rootRef.current;
     if (!root || !swipeGesturesEnabled) {
-      return;
+      return () => {};
     }
 
     const SWIPE_MIN_PX = 22;
@@ -376,7 +408,7 @@ export default function TerminalEmulator({
     const host = hostRef.current;
     const root = rootRef.current;
     if (!host || !root) {
-      return;
+      return () => {};
     }
 
     const runtime = new TerminalEmulatorRuntime();
@@ -423,7 +455,7 @@ export default function TerminalEmulator({
 
   useEffect(() => {
     if (focusRequestToken <= 0) {
-      return;
+      return () => {};
     }
     runtimeRef.current?.resize({ force: true });
     return focusWithRetries({
@@ -451,14 +483,14 @@ export default function TerminalEmulator({
   useEffect(() => {
     const host = hostRef.current;
     if (!host) {
-      return;
+      return () => {};
     }
 
     const viewportElement = host.querySelector<HTMLElement>(".xterm-viewport");
     if (!viewportElement) {
       viewportRef.current = null;
       setViewportMetrics({ offset: 0, viewportSize: 0, contentSize: 0 });
-      return;
+      return () => {};
     }
 
     viewportRef.current = viewportElement;
@@ -566,7 +598,7 @@ export default function TerminalEmulator({
 
   useEffect(() => {
     if (!isDraggingScrollbar) {
-      return;
+      return () => {};
     }
 
     const handlePointerMove = (event: PointerEvent) => {
diff --git a/packages/app/src/components/ui/context-menu.tsx b/packages/app/src/components/ui/context-menu.tsx
index a5f7fa4c8..22dcb1f53 100644
--- a/packages/app/src/components/ui/context-menu.tsx
+++ b/packages/app/src/components/ui/context-menu.tsx
@@ -11,7 +11,6 @@ import {
   type ReactElement,
   type ReactNode,
   type Ref,
-  type MutableRefObject,
 } from "react";
 import {
   ActivityIndicator,
@@ -89,7 +88,7 @@ function useControllableOpenState({
 }): [boolean, (next: boolean) => void] {
   const [internalOpen, setInternalOpen] = useState(Boolean(defaultOpen));
   const isControlled = typeof open === "boolean";
-  const value = isControlled ? Boolean(open) : internalOpen;
+  const value = isControlled ? open : internalOpen;
   const setValue = useCallback(
     (next: boolean) => {
       if (!isControlled) setInternalOpen(next);
@@ -175,25 +174,23 @@ function computePosition({
   return { x, y, actualPlacement };
 }
 
+function isCallable(fn: unknown): fn is (...args: unknown[]) => void {
+  return typeof fn === "function";
+}
+
 function coerceEventPoint(event: unknown): { pageX: number; pageY: number } | null {
-  const wrapper = event as
-    | {
-        nativeEvent?: { pageX?: number; pageY?: number; clientX?: number; clientY?: number };
-        pageX?: number;
-        pageY?: number;
-        clientX?: number;
-        clientY?: number;
-      }
-    | null
-    | undefined;
-  const nativeEvent = wrapper?.nativeEvent ?? wrapper;
-  const pageX = nativeEvent?.pageX;
-  const pageY = nativeEvent?.pageY;
+  if (typeof event !== "object" || event === null) {
+    return null;
+  }
+  const nativeEvent = Reflect.get(event, "nativeEvent");
+  const native = typeof nativeEvent === "object" && nativeEvent !== null ? nativeEvent : event;
+  const pageX = Reflect.get(native, "pageX");
+  const pageY = Reflect.get(native, "pageY");
   if (typeof pageX === "number" && typeof pageY === "number") {
     return { pageX, pageY };
   }
-  const clientX = nativeEvent?.clientX;
-  const clientY = nativeEvent?.clientY;
+  const clientX = Reflect.get(native, "clientX");
+  const clientY = Reflect.get(native, "clientY");
   if (typeof clientX === "number" && typeof clientY === "number") {
     return { pageX: clientX, pageY: clientY };
   }
@@ -206,7 +203,7 @@ function assignRef<T>(ref: Ref<T> | undefined, value: T): void {
     return;
   }
   if (ref && typeof ref === "object") {
-    (ref as MutableRefObject<T>).current = value;
+    Object.assign(ref, { current: value });
   }
 }
 
@@ -326,10 +323,13 @@ export function ContextMenuTrigger({
       if (isNative) {
         return;
       }
-      const e = event as { preventDefault?: () => void; stopPropagation?: () => void } | undefined;
-      e?.preventDefault?.();
-      e?.stopPropagation?.();
-      openAtEvent(event as GestureResponderEvent);
+      if (typeof event === "object" && event !== null) {
+        const preventDefault = Reflect.get(event, "preventDefault");
+        const stopPropagation = Reflect.get(event, "stopPropagation");
+        if (isCallable(preventDefault)) preventDefault.call(event);
+        if (isCallable(stopPropagation)) stopPropagation.call(event);
+      }
+      openAtEvent(event);
     },
     [openAtEvent],
   );
@@ -337,7 +337,7 @@ export function ContextMenuTrigger({
   const pressableStyle = useCallback(
     ({ pressed, hovered = false }: PressableStateCallbackType & { hovered?: boolean }) => {
       if (typeof style === "function") {
-        return style({ pressed, hovered: Boolean(hovered), open: ctx.open });
+        return style({ pressed, hovered, open: ctx.open });
       }
       return style;
     },
@@ -434,40 +434,29 @@ export function ContextMenuContent({
 
   // Measure trigger when opening (fallback) and capture point anchors.
   useEffect(() => {
-    if (useMobileSheet) {
+    if (useMobileSheet || !open) {
       setTriggerRect(null);
       setContentSize(null);
       setPosition(null);
-      return;
-    }
-
-    if (!open) {
-      setTriggerRect(null);
-      setContentSize(null);
-      setPosition(null);
-      return;
+      return () => {};
     }
 
     if (anchorRect) {
       setTriggerRect(anchorRect);
-      return;
+      return () => {};
     }
 
     if (!triggerRef.current) {
       setTriggerRect(null);
-      return;
+      return () => {};
     }
 
     const statusBarHeight = Platform.OS === "android" ? (StatusBar.currentHeight ?? 0) : 0;
     let cancelled = false;
 
-    measureElement(triggerRef.current).then((rect) => {
-      if (cancelled) return;
-      setTriggerRect({
-        ...rect,
-        y: rect.y + statusBarHeight,
-      });
-      return;
+    void measureElement(triggerRef.current).then((rect) => {
+      if (!cancelled) setTriggerRect({ ...rect, y: rect.y + statusBarHeight });
+      return undefined;
     });
 
     return () => {
diff --git a/packages/app/src/components/ui/tooltip.tsx b/packages/app/src/components/ui/tooltip.tsx
index c47506d83..617c20746 100644
--- a/packages/app/src/components/ui/tooltip.tsx
+++ b/packages/app/src/components/ui/tooltip.tsx
@@ -11,7 +11,6 @@ import {
   useState,
   type PropsWithChildren,
   type ReactElement,
-  type Ref,
 } from "react";
 import {
   Dimensions,
@@ -82,24 +81,20 @@ function shouldOpenOnFocus(): boolean {
   return !isWeb || lastInputWasKeyboard;
 }
 
-function composeEventHandlers<E>(
-  original?: (event: E) => void,
-  injected?: (event: E) => void,
-): (event: E) => void {
-  return (event: E) => {
-    original?.(event);
-    injected?.(event);
-  };
+function isCallable(fn: unknown): fn is (...args: unknown[]) => void {
+  return typeof fn === "function";
 }
 
-function assignRef<T>(ref: Ref<T> | undefined, value: T): void {
-  if (typeof ref === "function") {
-    ref(value);
-    return;
-  }
-  if (ref && typeof ref === "object") {
-    (ref as { current: T }).current = value;
-  }
+function composeEventHandlers(
+  original: unknown,
+  injected: (event: unknown) => void,
+): (event: unknown) => void {
+  return (event: unknown) => {
+    if (isCallable(original)) {
+      original(event);
+    }
+    injected(event);
+  };
 }
 
 function useControllableOpenState({
@@ -320,7 +315,7 @@ export function TooltipTrigger({
 
   const handleHoverIn = useCallback(
     (e?: unknown) => {
-      onHoverIn?.(e as never);
+      if (isCallable(onHoverIn)) onHoverIn(e);
       scheduleOpen();
     },
     [onHoverIn, scheduleOpen],
@@ -328,7 +323,7 @@ export function TooltipTrigger({
 
   const handleHoverOut = useCallback(
     (e?: unknown) => {
-      onHoverOut?.(e as never);
+      if (isCallable(onHoverOut)) onHoverOut(e);
       close();
     },
     [onHoverOut, close],
@@ -336,7 +331,7 @@ export function TooltipTrigger({
 
   const handleFocus = useCallback(
     (e: unknown) => {
-      onFocus?.(e as never);
+      if (isCallable(onFocus)) onFocus(e);
       if (!ctx.enabled || disabled) return;
       if (!shouldOpenOnFocus()) return;
       clearOpenTimer();
@@ -347,7 +342,7 @@ export function TooltipTrigger({
 
   const handleBlur = useCallback(
     (e: unknown) => {
-      onBlur?.(e as never);
+      if (isCallable(onBlur)) onBlur(e);
       close();
     },
     [close, onBlur],
@@ -355,7 +350,7 @@ export function TooltipTrigger({
 
   const handlePress = useCallback(
     (e: unknown) => {
-      onPress?.(e as never);
+      if (isCallable(onPress)) onPress(e);
       if (!ctx.enabled || disabled) {
         return;
       }
@@ -394,26 +389,33 @@ export function TooltipTrigger({
       throw new Error("TooltipTrigger with asChild expects a single React element child");
     }
 
-    const childProps = child.props as Record<string, unknown>;
-    const mergedProps = {
-      ...childProps,
+    const rawProps: unknown = child.props;
+    if (typeof rawProps !== "object" || rawProps === null) {
+      throw new Error("TooltipTrigger asChild child must have props object");
+    }
+    const mergedProps: Record<string, unknown> = {
+      ...Object.assign({}, rawProps),
       ...triggerProps,
-      disabled: childProps.disabled || disabled,
-      onHoverIn: composeEventHandlers(childProps.onHoverIn as never, handleHoverIn),
-      onHoverOut: composeEventHandlers(childProps.onHoverOut as never, handleHoverOut),
-      onFocus: composeEventHandlers(childProps.onFocus as never, handleFocus),
-      onBlur: composeEventHandlers(childProps.onBlur as never, handleBlur),
-      onPress: composeEventHandlers(childProps.onPress as never, handlePress),
-      onPointerEnter: composeEventHandlers(childProps.onPointerEnter as never, handleHoverIn),
-      onPointerLeave: composeEventHandlers(childProps.onPointerLeave as never, handleHoverOut),
-      onMouseEnter: composeEventHandlers(childProps.onMouseEnter as never, handleHoverIn),
-      onMouseLeave: composeEventHandlers(childProps.onMouseLeave as never, handleHoverOut),
-    } as Record<string, unknown>;
+      disabled: Reflect.get(rawProps, "disabled") || disabled,
+      onHoverIn: composeEventHandlers(Reflect.get(rawProps, "onHoverIn"), handleHoverIn),
+      onHoverOut: composeEventHandlers(Reflect.get(rawProps, "onHoverOut"), handleHoverOut),
+      onFocus: composeEventHandlers(Reflect.get(rawProps, "onFocus"), handleFocus),
+      onBlur: composeEventHandlers(Reflect.get(rawProps, "onBlur"), handleBlur),
+      onPress: composeEventHandlers(Reflect.get(rawProps, "onPress"), handlePress),
+      onPointerEnter: composeEventHandlers(Reflect.get(rawProps, "onPointerEnter"), handleHoverIn),
+      onPointerLeave: composeEventHandlers(Reflect.get(rawProps, "onPointerLeave"), handleHoverOut),
+      onMouseEnter: composeEventHandlers(Reflect.get(rawProps, "onMouseEnter"), handleHoverIn),
+      onMouseLeave: composeEventHandlers(Reflect.get(rawProps, "onMouseLeave"), handleHoverOut),
+    };
 
-    const existingRefProp = childProps[triggerRefProp] as Ref<View | null> | undefined;
-    mergedProps[triggerRefProp] = (node: View | null) => {
-      assignRef(existingRefProp, node);
-      assignRef(ctx.triggerRef, node);
+    const existingRefProp = Reflect.get(rawProps, triggerRefProp);
+    mergedProps[triggerRefProp] = (node: View) => {
+      if (isCallable(existingRefProp)) {
+        existingRefProp(node);
+      } else if (existingRefProp && typeof existingRefProp === "object") {
+        Object.assign(existingRefProp, { current: node });
+      }
+      Object.assign(ctx.triggerRef, { current: node });
     };
 
     return cloneElement(child, mergedProps);
@@ -453,16 +455,15 @@ export function TooltipContent({
       setTriggerRect(null);
       setContentSize(null);
       setPosition(null);
-      return;
+      return () => {};
     }
 
     const statusBarHeight = Platform.OS === "android" ? (StatusBar.currentHeight ?? 0) : 0;
     let cancelled = false;
 
-    measureElement(ctx.triggerRef.current).then((rect) => {
-      if (cancelled) return;
-      setTriggerRect({ ...rect, y: rect.y + statusBarHeight });
-      return;
+    void measureElement(ctx.triggerRef.current).then((rect) => {
+      if (!cancelled) setTriggerRect({ ...rect, y: rect.y + statusBarHeight });
+      return undefined;
     });
 
     return () => {