Struct Cep18 

pub struct Cep18 { /* private fields */ }

CEP-18 token module

Implementations

impl Cep18

pub fn init( &mut self, symbol: String, name: String, decimals: u8, initial_supply: U256, )

Initializes the contract with the given metadata, initial supply.

pub fn name(&self) -> String

Returns the name of the token.

pub fn symbol(&self) -> String

Returns the symbol of the token.

pub fn decimals(&self) -> u8

Returns the number of decimals the token uses.

pub fn total_supply(&self) -> U256

Returns the total supply of the token.

pub fn balance_of(&self, address: &Address) -> U256

Returns the balance of the given address.

pub fn allowance(&self, owner: &Address, spender: &Address) -> U256

Returns the amount of tokens the owner has allowed the spender to spend.

pub fn approve(&mut self, spender: &Address, amount: &U256)

Approves the spender to spend the given amount of tokens on behalf of the caller.

pub fn decrease_allowance(&mut self, spender: &Address, decr_by: &U256)

Decreases the allowance of the spender by the given amount.

pub fn increase_allowance(&mut self, spender: &Address, inc_by: &U256)

Increases the allowance of the spender by the given amount.

pub fn transfer(&mut self, recipient: &Address, amount: &U256)

Transfers tokens from the caller to the recipient.

pub fn transfer_from( &mut self, owner: &Address, recipient: &Address, amount: &U256, )

Transfers tokens from the owner to the recipient using the spender’s allowance.

impl Cep18

pub fn raw_transfer( &mut self, sender: &Address, recipient: &Address, amount: &U256, )

Transfers tokens from the sender to the recipient without checking the permissions.

pub fn raw_mint(&mut self, owner: &Address, amount: &U256)

Mints new tokens and assigns them to the given address without checking the permissions.

pub fn raw_approve(&mut self, owner: &Address, spender: &Address, amount: &U256)

Approves the spender to spend the given amount of tokens on behalf of the owner without checking the permissions.

pub fn raw_burn(&mut self, owner: &Address, amount: &U256)

Burns the given amount of tokens from the given address without checking the permissions.

pub fn set_name(&mut self, name: String)

Set name of the token.

pub fn set_symbol(&mut self, symbol: String)

Set symbol of the token.

pub fn set_decimals(&mut self, decimals: u8)

Set decimals of the token.

Trait Implementations

impl HasEntrypoints for Cep18

fn entrypoints() -> Vec<Entrypoint>

Returns the list of contract’s entrypoints.

impl HasEvents for Cep18

fn events() -> Vec<Event>

Returns a list of Events used by the contract.

fn event_schemas() -> BTreeMap<String, Schema>

Returns a map of event schemas used by the contract.

impl HasIdent for Cep18

fn ident() -> String

Returns the contract’s ident.

impl Module for Cep18

fn new(env: Rc<ContractEnv>) -> Self

Creates a new instance of the module with the given contract environment.

fn env(&self) -> Rc<ContractEnv>

Returns the contract environment associated with the module.

impl OdraContract for Cep18

type HostRef = Cep18HostRef

The host reference type.

type ContractRef = Cep18ContractRef

The contract reference type.

type InitArgs = Cep18InitArgs

The init args type.

type UpgradeArgs = NoArgs

The upgrade args type.

impl SchemaCustomTypes for Cep18

Available on non-WebAssembly only.

fn schema_types() -> Vec<Option<CustomType>>

Returns a vector of optional CustomTypes.

impl SchemaEntrypoints for Cep18

Available on non-WebAssembly only.

fn schema_entrypoints() -> Vec<Entrypoint>

Returns a vector of Entrypoints.

impl SchemaErrors for Cep18

Available on non-WebAssembly only.

fn schema_errors() -> Vec<UserError>

Returns a vector of UserErrors.

impl SchemaEvents for Cep18

Available on non-WebAssembly only.

fn schema_events() -> Vec<Event>

Returns a vector of Events.

fn custom_types() -> Vec<Option<CustomType>>

Returns a vector of CustomTypes.