#[contract]
mod Deploy {
    use array::{Array, ArrayTrait, Span, SpanTrait};
    use starknet::{syscalls::deploy_syscall, contract_address_to_felt252, class_hash::ClassHash};
    use result::ResultTrait;

    #[external]
    fn deploy_no_args(class_hash: ClassHash) -> felt252 {
        let calldata = ArrayTrait::new();
        match deploy_syscall(class_hash, 0, calldata.span(), false) {
            Result::Ok((addr, _)) => contract_address_to_felt252(addr),
            Result::Err(revert_reason) => *revert_reason.span().at(0),
        }
        
    }
}