Struct WrappedNativeTokenHostRef

pub struct WrappedNativeTokenHostRef { /* private fields */ }

WrappedNativeToken Host Ref.

Implementations

impl WrappedNativeTokenHostRef

pub fn init(&mut self)

Initializes the contract with the metadata.

pub fn deposit(&mut self)

Deposits native tokens into the contract.

pub fn withdraw(&mut self, amount: &U256)

Withdraws native tokens from the contract.

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

Sets the allowance for spender to spend amount of the caller’s tokens.

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

Returns the balance of address.

pub fn total_supply(&self) -> U256

Returns the total supply of the token.

pub fn decimals(&self) -> u8

Returns the number of decimals used by the token.

pub fn symbol(&self) -> String

Returns the symbol of the token.

pub fn name(&self) -> String

Returns the name of the token.

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

Approves spender to spend amount of the caller’s tokens.

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

Transfers amount of the owners tokens to recipient using allowance.

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

Transfers amount of the caller’s tokens to recipient.

impl WrappedNativeTokenHostRef

pub fn try_init(&mut self) -> OdraResult<()>

Initializes the contract with the metadata. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_deposit(&mut self) -> OdraResult<()>

Deposits native tokens into the contract. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_withdraw(&mut self, amount: &U256) -> OdraResult<()>

Withdraws native tokens from the contract. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_allowance( &self, owner: &Address, spender: &Address, ) -> OdraResult<U256>

Sets the allowance for spender to spend amount of the caller’s tokens. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_balance_of(&self, address: &Address) -> OdraResult<U256>

Returns the balance of address. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_total_supply(&self) -> OdraResult<U256>

Returns the total supply of the token. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_decimals(&self) -> OdraResult<u8>

Returns the number of decimals used by the token. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_symbol(&self) -> OdraResult<String>

Returns the symbol of the token. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_name(&self) -> OdraResult<String>

Returns the name of the token. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_approve( &mut self, spender: &Address, amount: &U256, ) -> OdraResult<()>

Approves spender to spend amount of the caller’s tokens. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_transfer_from( &mut self, owner: &Address, recipient: &Address, amount: &U256, ) -> OdraResult<()>

Transfers amount of the owners tokens to recipient using allowance. Does not fail in case of error, returns odra::OdraResult instead.

pub fn try_transfer( &mut self, recipient: &Address, amount: &U256, ) -> OdraResult<()>

Transfers amount of the caller’s tokens to recipient. Does not fail in case of error, returns odra::OdraResult instead.

Trait Implementations

impl EntryPointsCallerProvider for WrappedNativeTokenHostRef

fn entry_points_caller(env: &HostEnv) -> EntryPointsCaller

Returns an EntryPointsCaller for the given host environment.

impl HasIdent for WrappedNativeTokenHostRef

fn ident() -> String

Returns the contract’s ident.

impl HostRef for WrappedNativeTokenHostRef

fn new(address: Address, env: HostEnv) -> Self

Creates a new host side reference to a contract.

fn with_tokens(&self, tokens: U512) -> Self

Creates a new host reference with attached tokens, based on the current instance.

fn contract_address(&self) -> Address

Returns the address of the contract.

fn env(&self) -> &HostEnv

Returns the host environment.

fn get_event<T>(&self, index: i32) -> Result<T, EventError>

where T: FromBytes + EventInstance,

Returns the n-th event emitted by the contract.

fn last_call(&self) -> ContractCallResult

Returns a detailed information about the last call of the contract.