Instruction.catch_instructions()

Returns an Instructions object for the 'catch' instructions

catch_instructions() → Instructions

Query Example

from glider import *

def query():
  instructions = Instructions().catch_instructions().exec(1)
  
  return instructions

Output Example

{
    "contract": "0xa4915dc6ee2652c471397c32ce5c8d3494ef3e6c"
    "contract_name": "ERC721"
    "sol_function":
        function _checkOnERC721Received(
                address from,
                address to,
                uint256 tokenId,
                bytes memory data
            ) private returns (bool) {
                if (to.isContract()) {
                    try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, data) returns (bytes4 retval) {
                        return retval == IERC721Receiver.onERC721Received.selector;
                    } catch (bytes memory reason) {
                        if (reason.length == 0) {
                            revert("ERC721: transfer to non ERC721Receiver implementer");
                        } else {
                            /// @solidity memory-safe-assembly
                            assembly {
                                revert(add(32, reason), mload(reason))
                            }
                        }
                    }
                } else {
                    return true;
                }
            }
    "sol_instruction":
        returns (bytes4 retval) {
                        return retval == IERC721Receiver.onERC721Received.selector;
                    }
}