README.md

🧰 Functions

• calc_taking_amount
• calc_making_amount

⚙️ calc_taking_amount

Calculates taker amount by linear proportion.

Function	Type
calc_taking_amount	(swap_maker_amount: int, order_maker_amount: int, order_taker_amount: int) -> int

⚙️ calc_making_amount

Calculates maker amount by linear proportion.

Function	Type
calc_making_amount	(swap_taker_amount: int, order_maker_amount: int, order_taker_amount: int) -> int

🏭 Extension

Methods

• decode
• default
• keccak256
• is_empty
• encode

⚙️ decode

Decodes the extension from bytes.

Method	Type
decode	(bytes: str) -> Extension

⚙️ default

Returns a default instance of the Extension.

Method	Type
default	() -> Extension

⚙️ keccak256

Computes a keccak256 hash of the extension data.

Method	Type
keccak256	() -> int

⚙️ is_empty

Checks if the extension is empty.

Method	Type
is_empty	() -> bool

⚙️ encode

Encodes the extension into a hex string.

Method	Type
encode	() -> str

🏭 Interaction

Methods

• encode

⚙️ encode

Encodes the interaction into a hex string.

Method	Type
encode	() -> str

🏭 ExtensionBuilder

Methods

• with_maker_asset_suffix
• with_taker_asset_suffix
• with_making_amount_data
• with_taking_amount_data
• with_predicate
• with_maker_permit
• with_pre_interaction
• with_post_interaction
• with_custom_data
• build

⚙️ with_maker_asset_suffix

Sets a suffix for the maker asset.

Method	Type
with_maker_asset_suffix	(suffix: str) -> ExtensionBuilder

⚙️ with_taker_asset_suffix

Sets a suffix for the taker asset.

Method	Type
with_taker_asset_suffix	(suffix: str) -> ExtensionBuilder

⚙️ with_making_amount_data

Specifies the address and data to calculate making amount.

Method	Type
with_making_amount_data	(address: Address, data: str) -> ExtensionBuilder

Parameters:

• address: Address of the contract to be called.
• data: Data to be passed for calculation.

⚙️ with_taking_amount_data

Specifies the address and data to calculate taking amount.

Method	Type
with_taking_amount_data	(address: Address, data: str) -> ExtensionBuilder

Parameters:

• address: Address of the contract to be called.
• data: Data to be passed for calculation.

⚙️ with_predicate

Sets a predicate for the extension.

Method	Type
with_predicate	(predicate: str) -> ExtensionBuilder

⚙️ with_maker_permit

Allows specifying a permit for the maker asset.

Method	Type
with_maker_permit	(token_from: Address, permit_data: str) -> ExtensionBuilder

⚙️ with_pre_interaction

Sets a pre-interaction for the extension.

Method	Type
with_pre_interaction	(interaction: Interaction) -> ExtensionBuilder

⚙️ with_post_interaction

Sets a post-interaction for the extension.

Method	Type
with_post_interaction	(interaction: Interaction) -> ExtensionBuilder

⚙️ with_custom_data

Sets custom data for the extension.

Method	Type
with_custom_data	(data: str) -> ExtensionBuilder

⚙️ build

Builds and returns the extension.

Method	Type
build	() -> Extension