simplify

Author: Amxx

contracts/token/ERC20/extensions/ERC4626.sol

@@ -87,19 +87,16 @@ abstract contract ERC4626 is ERC20, IERC4626 {
      */
     function _tryGetAssetDecimals(IERC20 asset_) private view returns (bool ok, uint8 assetDecimals) {
         Memory.Pointer ptr = Memory.getFreeMemoryPointer();
-        (bool success, bytes32 encodedDecimals, ) = LowLevelCall.staticcallReturn64Bytes(
+        (bool success, bytes32 returnedDecimals, ) = LowLevelCall.staticcallReturn64Bytes(
             address(asset_),
             abi.encodeCall(IERC20Metadata.decimals, ())
         );
-        if (success && LowLevelCall.returnDataSize() >= 32) {
-            uint256 returnedDecimals = uint256(encodedDecimals);
-            if (returnedDecimals <= type(uint8).max) {
-                Memory.setFreeMemoryPointer(ptr);
-                return (true, uint8(returnedDecimals));
-            }
-        }
         Memory.setFreeMemoryPointer(ptr);
-        return (false, 0);
+
+        return
+            (success && LowLevelCall.returnDataSize() >= 32 && uint256(returnedDecimals) <= type(uint8).max)
+                ? (true, uint8(uint256(returnedDecimals)))
+                : (false, 0);
     }
 
     /**