Enum casper_types::Key[−][src]

#[repr(C)]
pub enum Key {
    Account(AccountHash),
    Hash(HashAddr),
    URef(URef),
    Transfer(TransferAddr),
    DeployInfo(DeployHash),
    EraInfo(EraId),
    Balance([u8; 32]),
    Bid(AccountHash),
    Withdraw(AccountHash),
}
Expand description

The type under which data (e.g. CLValues, smart contracts, user accounts) are indexed on the network.

Variants

Account(AccountHash)

A Key under which a user account is stored.

Hash(HashAddr)

A Key under which a smart contract is stored and which is the pseudo-hash of the contract.

URef(URef)

A Key which is a URef, under which most types of data can be stored.

Transfer(TransferAddr)

A Key under which we store a transfer.

DeployInfo(DeployHash)

A Key under which we store a deploy info.

EraInfo(EraId)

A Key under which we store an era info.

Balance([u8; 32])

A Key under which we store a purse balance.

A Key under which we store bid information

Withdraw(AccountHash)

A Key under which we store unbond information.

Implementations

impl Key[src]

pub const fn max_serialized_length() -> usize[src]

Returns the maximum size a Key can be serialized into.

pub fn normalize(self) -> Key[src]

If self is of type Key::URef, returns self with the AccessRights stripped from the wrapped URef, otherwise returns self unmodified.

pub fn to_formatted_string(&self) -> String[src]

Returns a human-readable version of self, with the inner bytes encoded to Base16.

pub fn from_formatted_str(input: &str) -> Result<Key, FromStrError>[src]

Parses a string formatted as per Self::to_formatted_string() into a Key.

pub fn into_account(self) -> Option<AccountHash>[src]

Returns the inner bytes of self if self is of type Key::Account, otherwise returns None.

pub fn into_hash(self) -> Option<HashAddr>[src]

Returns the inner bytes of self if self is of type Key::Hash, otherwise returns None.

pub fn as_uref(&self) -> Option<&URef>[src]

Returns a reference to the inner URef if self is of type Key::URef, otherwise returns None.

pub fn into_uref(self) -> Option<URef>[src]

Returns the inner URef if self is of type Key::URef, otherwise returns None.

pub fn uref_to_hash(&self) -> Option<Key>[src]

Casts a Key::URef to a Key::Hash

Trait Implementations

impl CLTyped for Key[src]

fn cl_type() -> CLType[src]

The CLType of Self.

impl Clone for Key[src]

fn clone(&self) -> Key[src]

Returns a copy of the value. Read more

fn clone_from(&mut self, source: &Self)1.0.0[src]

Performs copy-assignment from source. Read more

impl DataSize for Key where
    AccountHash: DataSize,
    HashAddr: DataSize,
    URef: DataSize,
    TransferAddr: DataSize,
    DeployHash: DataSize,
    EraId: DataSize,
    [u8; 32]: DataSize,
    AccountHash: DataSize,
    AccountHash: DataSize, [src]

const IS_DYNAMIC: bool[src]

If true, the type has a heap size that can vary at runtime, depending on the actual value.

const STATIC_HEAP_SIZE: usize[src]

The amount of space a value of the type always occupies. If IS_DYNAMIC is false, this is the total amount of heap memory occupied by the value. Otherwise this is a lower bound. Read more

fn estimate_heap_size(&self) -> usize[src]

Estimates the size of heap memory taken up by this value. Read more

impl Debug for Key[src]

fn fmt(&self, f: &mut Formatter<'_>) -> Result[src]

Formats the value using the given formatter. Read more

impl<'de> Deserialize<'de> for Key[src]

fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error>[src]

Deserialize this value from the given Serde deserializer. Read more

impl Display for Key[src]

fn fmt(&self, f: &mut Formatter<'_>) -> Result[src]

Formats the value using the given formatter. Read more

impl From<[u8; 32]> for Key[src]

fn from(addr: HashAddr) -> Self[src]

Performs the conversion.

impl From<AccountHash> for Key[src]

fn from(account_hash: AccountHash) -> Key[src]

Performs the conversion.

impl From<ContractHash> for Key[src]

fn from(contract_hash: ContractHash) -> Key[src]

Performs the conversion.

impl From<ContractPackageHash> for Key[src]

fn from(package_hash: ContractPackageHash) -> Key[src]

Performs the conversion.

impl From<ContractWasmHash> for Key[src]

fn from(wasm_hash: ContractWasmHash) -> Key[src]

Performs the conversion.

impl From<TransferAddr> for Key[src]

fn from(transfer_addr: TransferAddr) -> Key[src]

Performs the conversion.

impl From<URef> for Key[src]

fn from(uref: URef) -> Key[src]

Performs the conversion.

impl FromBytes for Key[src]

fn from_bytes(bytes: &[u8]) -> Result<(Self, &[u8]), Error>[src]

Deserializes the slice into Self.

fn from_vec(bytes: Vec<u8>) -> Result<(Self, Vec<u8>), Error>[src]

Deserializes the Vec<u8> into Self.

impl Hash for Key[src]

fn hash<__H: Hasher>(&self, state: &mut __H)[src]

Feeds this value into the given Hasher. Read more

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 1.3.0[src]

Feeds a slice of this type into the given Hasher. Read more

impl Ord for Key[src]

fn cmp(&self, other: &Key) -> Ordering[src]

This method returns an Ordering between self and other. Read more

#[must_use]
fn max(self, other: Self) -> Self1.21.0[src]

Compares and returns the maximum of two values. Read more

#[must_use]
fn min(self, other: Self) -> Self1.21.0[src]

Compares and returns the minimum of two values. Read more

#[must_use]
fn clamp(self, min: Self, max: Self) -> Self1.50.0[src]

Restrict a value to a certain interval. Read more

impl PartialEq<Key> for Key[src]

fn eq(&self, other: &Key) -> bool[src]

This method tests for self and other values to be equal, and is used by ==. Read more

fn ne(&self, other: &Key) -> bool[src]

This method tests for !=.

impl PartialOrd<Key> for Key[src]

fn partial_cmp(&self, other: &Key) -> Option<Ordering>[src]

This method returns an ordering between self and other values if one exists. Read more

#[must_use]
fn lt(&self, other: &Rhs) -> bool1.0.0[src]

This method tests less than (for self and other) and is used by the < operator. Read more

#[must_use]
fn le(&self, other: &Rhs) -> bool1.0.0[src]

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

#[must_use]
fn gt(&self, other: &Rhs) -> bool1.0.0[src]

This method tests greater than (for self and other) and is used by the > operator. Read more

#[must_use]
fn ge(&self, other: &Rhs) -> bool1.0.0[src]

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

impl Serialize for Key[src]

fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error>[src]

Serialize this value into the given Serde serializer. Read more

impl Tagged<KeyTag> for Key[src]

fn tag(&self) -> KeyTag[src]

Returns the tag of a given object

impl Tagged<u8> for Key[src]

fn tag(&self) -> u8[src]

Returns the tag of a given object

impl ToBytes for Key[src]

fn to_bytes(&self) -> Result<Vec<u8>, Error>[src]

Serializes &self to a Vec<u8>.

fn serialized_length(&self) -> usize[src]

Returns the length of the Vec<u8> which would be returned from a successful call to to_bytes() or into_bytes(). The data is not actually serialized, so this call is relatively cheap. Read more

fn into_bytes(self) -> Result<Vec<u8>, Error> where
    Self: Sized, [src]

Consumes self and serializes to a Vec<u8>.

impl TryFrom<Key> for URef[src]

type Error = ApiError

The type returned in the event of a conversion error.

fn try_from(key: Key) -> Result<Self, Self::Error>[src]

Performs the conversion.

impl Copy for Key[src]

impl Eq for Key[src]

impl StructuralEq for Key[src]

impl StructuralPartialEq for Key[src]

Auto Trait Implementations

impl RefUnwindSafe for Key

impl Send for Key

impl Sync for Key

impl Unpin for Key

impl UnwindSafe for Key

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized, [src]

pub fn type_id(&self) -> TypeId[src]

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
    T: ?Sized, [src]

pub fn borrow(&self) -> &T[src]

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
    T: ?Sized, [src]

pub fn borrow_mut(&mut self) -> &mut T[src]

Mutably borrows from an owned value. Read more

impl<T> Conv for T

fn conv<T>(self) -> T where
    Self: Into<T>, 

Converts self into a target type. Read more

impl<T> FmtForward for T

fn fmt_binary(self) -> FmtBinary<Self> where
    Self: Binary, 

Causes self to use its Binary implementation when Debug-formatted.

fn fmt_display(self) -> FmtDisplay<Self> where
    Self: Display, 

Causes self to use its Display implementation when Debug-formatted. Read more

fn fmt_lower_exp(self) -> FmtLowerExp<Self> where
    Self: LowerExp, 

Causes self to use its LowerExp implementation when Debug-formatted. Read more

fn fmt_lower_hex(self) -> FmtLowerHex<Self> where
    Self: LowerHex, 

Causes self to use its LowerHex implementation when Debug-formatted. Read more

fn fmt_octal(self) -> FmtOctal<Self> where
    Self: Octal, 

Causes self to use its Octal implementation when Debug-formatted.

fn fmt_pointer(self) -> FmtPointer<Self> where
    Self: Pointer, 

Causes self to use its Pointer implementation when Debug-formatted. Read more

fn fmt_upper_exp(self) -> FmtUpperExp<Self> where
    Self: UpperExp, 

Causes self to use its UpperExp implementation when Debug-formatted. Read more

fn fmt_upper_hex(self) -> FmtUpperHex<Self> where
    Self: UpperHex, 

Causes self to use its UpperHex implementation when Debug-formatted. Read more

impl<T> From<T> for T[src]

pub fn from(t: T) -> T[src]

Performs the conversion.

impl<T, U> Into<U> for T where
    U: From<T>, [src]

pub fn into(self) -> U[src]

Performs the conversion.

impl<T> Pipe for T

fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R

Pipes a value into a function that cannot ordinarily be called in suffix position. Read more

impl<T> PipeAsRef for T

fn pipe_as_ref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
    Self: AsRef<T>,
    R: 'a,
    T: 'a, 

Pipes a trait borrow into a function that cannot normally be called in suffix position. Read more

fn pipe_as_mut<'a, T, R>(&'a mut self, func: impl FnOnce(&'a mut T) -> R) -> R where
    Self: AsMut<T>,
    R: 'a,
    T: 'a, 

Pipes a trait mutable borrow into a function that cannot normally be called in suffix position. Read more

impl<T> PipeBorrow for T

fn pipe_borrow<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
    Self: Borrow<T>,
    R: 'a,
    T: 'a, 

Pipes a trait borrow into a function that cannot normally be called in suffix position. Read more

fn pipe_borrow_mut<'a, T, R>(
    &'a mut self,
    func: impl FnOnce(&'a mut T) -> R
) -> R where
    Self: BorrowMut<T>,
    R: 'a,
    T: 'a, 

Pipes a trait mutable borrow into a function that cannot normally be called in suffix position. Read more

impl<T> PipeDeref for T

fn pipe_deref<'a, R>(&'a self, func: impl FnOnce(&'a Self::Target) -> R) -> R where
    Self: Deref,
    R: 'a, 

Pipes a dereference into a function that cannot normally be called in suffix position. Read more

fn pipe_deref_mut<'a, R>(
    &'a mut self,
    func: impl FnOnce(&'a mut Self::Target) -> R
) -> R where
    Self: DerefMut,
    R: 'a, 

Pipes a mutable dereference into a function that cannot normally be called in suffix position. Read more

impl<T> PipeRef for T

fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R where
    R: 'a, 

Pipes a reference into a function that cannot ordinarily be called in suffix position. Read more

fn pipe_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R where
    R: 'a, 

Pipes a mutable reference into a function that cannot ordinarily be called in suffix position. Read more

impl<T> Same<T> for T

type Output = T

Should always be Self

impl<T> Tap for T

fn tap<F, R>(self, func: F) -> Self where
    F: FnOnce(&Self) -> R, 

Provides immutable access for inspection. Read more

fn tap_dbg<F, R>(self, func: F) -> Self where
    F: FnOnce(&Self) -> R, 

Calls tap in debug builds, and does nothing in release builds.

fn tap_mut<F, R>(self, func: F) -> Self where
    F: FnOnce(&mut Self) -> R, 

Provides mutable access for modification. Read more

fn tap_mut_dbg<F, R>(self, func: F) -> Self where
    F: FnOnce(&mut Self) -> R, 

Calls tap_mut in debug builds, and does nothing in release builds.

impl<T, U> TapAsRef<U> for T where
    U: ?Sized, 

fn tap_ref<F, R>(self, func: F) -> Self where
    Self: AsRef<T>,
    F: FnOnce(&T) -> R, 

Provides immutable access to the reference for inspection.

fn tap_ref_dbg<F, R>(self, func: F) -> Self where
    Self: AsRef<T>,
    F: FnOnce(&T) -> R, 

Calls tap_ref in debug builds, and does nothing in release builds.

fn tap_ref_mut<F, R>(self, func: F) -> Self where
    Self: AsMut<T>,
    F: FnOnce(&mut T) -> R, 

Provides mutable access to the reference for modification.

fn tap_ref_mut_dbg<F, R>(self, func: F) -> Self where
    Self: AsMut<T>,
    F: FnOnce(&mut T) -> R, 

Calls tap_ref_mut in debug builds, and does nothing in release builds.

impl<T, U> TapBorrow<U> for T where
    U: ?Sized, 

fn tap_borrow<F, R>(self, func: F) -> Self where
    Self: Borrow<T>,
    F: FnOnce(&T) -> R, 

Provides immutable access to the borrow for inspection. Read more

fn tap_borrow_dbg<F, R>(self, func: F) -> Self where
    Self: Borrow<T>,
    F: FnOnce(&T) -> R, 

Calls tap_borrow in debug builds, and does nothing in release builds.

fn tap_borrow_mut<F, R>(self, func: F) -> Self where
    Self: BorrowMut<T>,
    F: FnOnce(&mut T) -> R, 

Provides mutable access to the borrow for modification.

fn tap_borrow_mut_dbg<F, R>(self, func: F) -> Self where
    Self: BorrowMut<T>,
    F: FnOnce(&mut T) -> R, 

Calls tap_borrow_mut in debug builds, and does nothing in release builds. Read more

impl<T> TapDeref for T

fn tap_deref<F, R>(self, func: F) -> Self where
    Self: Deref,
    F: FnOnce(&Self::Target) -> R, 

Immutably dereferences self for inspection.

fn tap_deref_dbg<F, R>(self, func: F) -> Self where
    Self: Deref,
    F: FnOnce(&Self::Target) -> R, 

Calls tap_deref in debug builds, and does nothing in release builds.

fn tap_deref_mut<F, R>(self, func: F) -> Self where
    Self: DerefMut,
    F: FnOnce(&mut Self::Target) -> R, 

Mutably dereferences self for modification.

fn tap_deref_mut_dbg<F, R>(self, func: F) -> Self where
    Self: DerefMut,
    F: FnOnce(&mut Self::Target) -> R, 

Calls tap_deref_mut in debug builds, and does nothing in release builds. Read more

impl<T> ToOwned for T where
    T: Clone, [src]

type Owned = T

The resulting type after obtaining ownership.

pub fn to_owned(&self) -> T[src]

Creates owned data from borrowed data, usually by cloning. Read more

pub fn clone_into(&self, target: &mut T)[src]

🔬 This is a nightly-only experimental API. (toowned_clone_into)

recently added

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T> ToString for T where
    T: Display + ?Sized, [src]

pub default fn to_string(&self) -> String[src]

Converts the given value to a String. Read more

impl<T> TryConv for T

fn try_conv<T>(self) -> Result<T, Self::Error> where
    Self: TryInto<T>, 

Attempts to convert self into a target type. Read more

impl<T, U> TryFrom<U> for T where
    U: Into<T>, [src]

type Error = Infallible

The type returned in the event of a conversion error.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]

Performs the conversion.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, [src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]

Performs the conversion.

impl<V, T> VZip<V> for T where
    V: MultiLane<T>, 

pub fn vzip(self) -> V

impl<T> DeserializeOwned for T where
    T: for<'de> Deserialize<'de>, [src]