From 4b64761800f753798d12d2ad2b55d2e7132c1f3c Mon Sep 17 00:00:00 2001
From: gahusb <bgg8988@gmail.com>
Date: Wed, 13 May 2026 21:56:42 +0900
Subject: [PATCH] fix(screener): silence ESLint no-empty / no-undef in canvas
 helpers
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빈 catch 블록 3곳에 의도 주석 추가, test-setup.js 의 beforeEach
명시적 import. 우리 신규 코드의 lint error 0으로 정리.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
---
 src/pages/stock/screener/hooks/useCanvasLayout.js | 4 ++--
 src/pages/stock/screener/hooks/useScreenerMode.js | 2 +-
 src/test-setup.js                                 | 1 +
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/pages/stock/screener/hooks/useCanvasLayout.js b/src/pages/stock/screener/hooks/useCanvasLayout.js
index c37dbb3..413192b 100644
--- a/src/pages/stock/screener/hooks/useCanvasLayout.js
+++ b/src/pages/stock/screener/hooks/useCanvasLayout.js
@@ -31,14 +31,14 @@ export function useCanvasLayout(initialPositions) {
   const updateNodePosition = useCallback((nodeId, pos) => {
     setPositions((prev) => {
       const next = { ...prev, [nodeId]: { x: pos.x, y: pos.y } };
-      try { localStorage.setItem(STORAGE_KEY, JSON.stringify(next)); } catch {}
+      try { localStorage.setItem(STORAGE_KEY, JSON.stringify(next)); } catch { /* ignore quota/security errors */ }
       return next;
     });
   }, []);
 
   const reset = useCallback(() => {
     setPositions(initialPositions);
-    try { localStorage.removeItem(STORAGE_KEY); } catch {}
+    try { localStorage.removeItem(STORAGE_KEY); } catch { /* ignore security errors */ }
   }, [initialPositions]);
 
   return { positions, updateNodePosition, reset };
diff --git a/src/pages/stock/screener/hooks/useScreenerMode.js b/src/pages/stock/screener/hooks/useScreenerMode.js
index 574ea88..9721b9c 100644
--- a/src/pages/stock/screener/hooks/useScreenerMode.js
+++ b/src/pages/stock/screener/hooks/useScreenerMode.js
@@ -18,7 +18,7 @@ export function useScreenerMode() {
   const setMode = (m) => {
     if (!VALID_MODES.has(m)) return;
     setModeState(m);
-    try { localStorage.setItem(STORAGE_KEY, m); } catch {}
+    try { localStorage.setItem(STORAGE_KEY, m); } catch { /* ignore quota/security errors */ }
   };
 
   return { mode, setMode };
diff --git a/src/test-setup.js b/src/test-setup.js
index e8ff5ef..181b29e 100644
--- a/src/test-setup.js
+++ b/src/test-setup.js
@@ -1,3 +1,4 @@
+import { beforeEach } from 'vitest';
 import '@testing-library/jest-dom/vitest';
 
 // jsdom polyfills for react-flow