Asset

Overview

License: MIT

library Asset

A library for handling different types of assets, including ERC20 tokens, ERC4626 tokens, and Uniswap V2 LP tokens.

Enums info

Type

enum Type {
	 ERC20,
	 ERC4626,
	 LP
}

Structs info

Info

struct Info {
	address addr;
	Asset.Type tokenType;
}

Functions info

_unwrap

function _unwrap(
    Asset.Info memory _tokenInfo,
    uint256 _tokenAmount
) internal returns (address[] memory assets, uint256[] memory assetAmounts)

Unwraps the specified amount of tokens based on their type.

Parameters:

Name	Type	Description
_tokenInfo	struct Asset.Info	Information about the token, including its address and type.
_tokenAmount	uint256	The amount of tokens to unwrap.

Return values:

Name	Type	Description
assets	address[]	The unwrapped assets' addresses.
assetAmounts	uint256[]	The amounts of the unwrapped assets.

_wrap

function _wrap(
    address[] memory _assets,
    uint256[] memory _assetAmounts,
    Asset.Info memory _tokenInfo
) internal returns (uint256 tokenAmount)

Wraps the specified amounts of assets into a token.

Parameters:

Name	Type	Description
_assets	address[]	The addresses of the assets to wrap.
_assetAmounts	uint256[]	The amounts of the assets to wrap.
_tokenInfo	struct Asset.Info	Information about the token, including its address and type.

Return values:

Name	Type	Description
tokenAmount	uint256	The amount of the wrapped token.

_redeem

function _redeem(
    Asset.Info memory _tokenInfo,
    address _receiver
) internal returns (address[] memory assets, uint256[] memory assetAmounts)

Redeems the redundant amount of tokens for the underlying assets.

Parameters:

Name	Type	Description
_tokenInfo	struct Asset.Info	Information about the token, including its address and type.
_receiver	address	The address that will receive the redeemed assets.

Return values:

Name	Type	Description
assets	address[]	The redeemed assets' addresses.
assetAmounts	uint256[]	The amounts of the redeemed assets.

_safeIncreaseAllowance

function _safeIncreaseAllowance(
    address _spender,
    address _token,
    uint256 _tokenAmount
) internal

Safely increases the allowance of a spender for a given token.

Parameters:

Name	Type	Description
_spender	address	The address allowed to spend the tokens.
_token	address	The address of the token.
_tokenAmount	uint256	The amount of tokens to allow.