chore: refactor

src/utils/DOMUtils.ts

@@ -0,0 +1,41 @@
+export class DOMUtils {
+  static escapeHtml(str: string): string {
+    const escapeMap: Record<string, string> = {
+      '&': '&amp;',
+      '<': '&lt;',
+      '>': '&gt;',
+      '"': '&quot;',
+      "'": '&#39;'
+    };
+    return str.replace(/[&<>"']/g, (match) => escapeMap[match]);
+  }
+
+  static escapeRegex(str: string): string {
+    return str.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
+  }
+
+  static debounce<T extends (...args: any[]) => void>(
+    func: T, 
+    wait: number
+  ): (...args: Parameters<T>) => void {
+    let timeout: number;
+    return (...args: Parameters<T>) => {
+      clearTimeout(timeout);
+      timeout = window.setTimeout(() => func(...args), wait);
+    };
+  }
+
+  static throttle<T extends (...args: any[]) => void>(
+    func: T, 
+    limit: number
+  ): (...args: Parameters<T>) => void {
+    let inThrottle: boolean;
+    return (...args: Parameters<T>) => {
+      if (!inThrottle) {
+        func(...args);
+        inThrottle = true;
+        setTimeout(() => inThrottle = false, limit);
+      }
+    };
+  }
+}