Enum SolidityDataType 

pub enum SolidityDataType<'a> {
    String(&'a str),
    Address(Address),
    Bytes(&'a [u8]),
    Bool(bool),
    Number(U256),
    NumberWithShift(U256, TakeLastXBytes),
}

Represents a data type in solidity

use eth_encode_packed::SolidityDataType;
use eth_encode_packed::TakeLastXBytes;
use eth_encode_packed::ethabi::ethereum_types::{U256, Address};
// Uint24
SolidityDataType::NumberWithShift(U256::from(3838), TakeLastXBytes(24));
// String
SolidityDataType::String("ipfs-cid-url-very-long");
// Bool
SolidityDataType::Bool(true);
// Address
use std::convert::TryInto;

let address = hex::decode("d8b934580fcE35a11B58C6D73aDeE468a2833fa8").unwrap();
let address: [u8; 20] = address.try_into().unwrap();
SolidityDataType::Address(Address::from(address));

Variants

String(&'a str)

Address(Address)

Bytes(&'a [u8])

Bool(bool)

Number(U256)

NumberWithShift(U256, TakeLastXBytes)