alloy-erc20-full 1.0.0

Complete ERC20 SDK with read and write operations for Alloy. Forked from alloy-erc20.
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use std::{
    convert::Infallible,
    fmt::{Display, Formatter},
    hash::Hash,
    str::FromStr,
};

use alloy::primitives::Address;

/// A token identifier.
#[derive(Clone, Debug, Eq, Hash, PartialEq)]
pub enum TokenId {
    /// Identify a token by its symbol
    Symbol(String),
    /// Identify a token by its address
    Address(Address),
}

impl Display for TokenId {
    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
        match self {
            TokenId::Symbol(s) => write!(f, "{}", s),
            TokenId::Address(a) => write!(f, "{}", a),
        }
    }
}

impl From<Address> for TokenId {
    fn from(value: Address) -> Self {
        TokenId::Address(value)
    }
}

impl FromStr for TokenId {
    type Err = Infallible;

    fn from_str(s: &str) -> Result<Self, Self::Err> {
        Ok(TokenId::Symbol(s.to_string()))
    }
}