fix: Add fix for older versions of Safari (#123)

pancakeswap · Jan 8, 2021 · 002fecc · 002fecc
1 parent 51a95a6
commit 002fecc
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/src/hooks/useMatchBreakpoints.ts b/src/hooks/useMatchBreakpoints.ts
@@ -58,10 +58,16 @@ const useMatchBreakpoints = (): State => {
         }));
       };
 
-      mql.addEventListener("change", handler);
+      // Safari < 14 fix
+      if (mql.addEventListener) {
+        mql.addEventListener("change", handler);
+      }
 
       return () => {
-        mql.removeEventListener("change", handler);
+        // Safari < 14 fix
+        if (mql.removeEventListener) {
+          mql.removeEventListener("change", handler);
+        }
       };
     });