SafeERC20.trySafeTransfer{,from} (#5483)

contracts/token/ERC20/utils/SafeERC20.sol

@@ -42,6 +42,20 @@ library SafeERC20 {
         _callOptionalReturn(token, abi.encodeCall(token.transferFrom, (from, to, value)));
     }
 
+    /**
+     * @dev Variant of {safeTransfer} that returns a bool instead of reverting if the operation is not successful.
+     */
+    function trySafeTransfer(IERC20 token, address to, uint256 value) internal returns (bool) {
+        return _callOptionalReturnBool(token, abi.encodeCall(token.transfer, (to, value)));
+    }
+
+    /**
+     * @dev Variant of {safeTransferFrom} that returns a bool instead of reverting if the operation is not successful.
+     */
+    function trySafeTransferFrom(IERC20 token, address from, address to, uint256 value) internal returns (bool) {
+        return _callOptionalReturnBool(token, abi.encodeCall(token.transferFrom, (from, to, value)));
+    }
+
     /**
      * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
      * non-reverting calls are assumed to be successful.