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interface.cairo
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interface.cairo
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts for Cairo v0.11.0 (token/erc20/interface.cairo)
use starknet::ContractAddress;
#[starknet::interface]
trait IERC20<TState> {
fn total_supply(self: @TState) -> u256;
fn balance_of(self: @TState, account: ContractAddress) -> u256;
fn allowance(self: @TState, owner: ContractAddress, spender: ContractAddress) -> u256;
fn transfer(ref self: TState, recipient: ContractAddress, amount: u256) -> bool;
fn transfer_from(
ref self: TState, sender: ContractAddress, recipient: ContractAddress, amount: u256
) -> bool;
fn approve(ref self: TState, spender: ContractAddress, amount: u256) -> bool;
}
#[starknet::interface]
trait IERC20Metadata<TState> {
fn name(self: @TState) -> ByteArray;
fn symbol(self: @TState) -> ByteArray;
fn decimals(self: @TState) -> u8;
}
#[starknet::interface]
trait IERC20Camel<TState> {
fn totalSupply(self: @TState) -> u256;
fn balanceOf(self: @TState, account: ContractAddress) -> u256;
fn allowance(self: @TState, owner: ContractAddress, spender: ContractAddress) -> u256;
fn transfer(ref self: TState, recipient: ContractAddress, amount: u256) -> bool;
fn transferFrom(
ref self: TState, sender: ContractAddress, recipient: ContractAddress, amount: u256
) -> bool;
fn approve(ref self: TState, spender: ContractAddress, amount: u256) -> bool;
}
#[starknet::interface]
trait IERC20CamelOnly<TState> {
fn totalSupply(self: @TState) -> u256;
fn balanceOf(self: @TState, account: ContractAddress) -> u256;
fn transferFrom(
ref self: TState, sender: ContractAddress, recipient: ContractAddress, amount: u256
) -> bool;
}
#[starknet::interface]
trait ERC20ABI<TState> {
// IERC20
fn total_supply(self: @TState) -> u256;
fn balance_of(self: @TState, account: ContractAddress) -> u256;
fn allowance(self: @TState, owner: ContractAddress, spender: ContractAddress) -> u256;
fn transfer(ref self: TState, recipient: ContractAddress, amount: u256) -> bool;
fn transfer_from(
ref self: TState, sender: ContractAddress, recipient: ContractAddress, amount: u256
) -> bool;
fn approve(ref self: TState, spender: ContractAddress, amount: u256) -> bool;
// IERC20Metadata
fn name(self: @TState) -> ByteArray;
fn symbol(self: @TState) -> ByteArray;
fn decimals(self: @TState) -> u8;
// IERC20CamelOnly
fn totalSupply(self: @TState) -> u256;
fn balanceOf(self: @TState, account: ContractAddress) -> u256;
fn transferFrom(
ref self: TState, sender: ContractAddress, recipient: ContractAddress, amount: u256
) -> bool;
}