pub struct Record<N, Private>
where N: Network, Private: Visibility,
{ /* private fields */ }
Expand description

A value stored in program record.

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impl<N> Record<N, Ciphertext<N>>
where N: Network,

pub fn decrypt( &self, view_key: &ViewKey<N> ) -> Result<Record<N, Plaintext<N>>, Error>

Decrypts self into plaintext using the given view key and checks that the owner matches the view key.

pub fn decrypt_symmetric_unchecked( &self, record_view_key: &Field<N> ) -> Result<Record<N, Plaintext<N>>, Error>

Decrypts self into plaintext using the given record view key. Note: This method does not check that the record view key corresponds to the record owner. Use Self::decrypt for the checked variant.

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impl<N> Record<N, Plaintext<N>>
where N: Network,

pub fn encrypt( &self, randomizer: Scalar<N> ) -> Result<Record<N, Ciphertext<N>>, Error>

Encrypts self for the record owner under the given randomizer.

pub fn encrypt_symmetric_unchecked( &self, record_view_key: &Field<N> ) -> Result<Record<N, Ciphertext<N>>, Error>

Encrypts self under the given record view key. Note: This method does not check that the record view key corresponds to the record owner. Use Self::encrypt for the checked variant.

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impl<N> Record<N, Plaintext<N>>
where N: Network,

pub fn find<A>(&self, path: &[A]) -> Result<Entry<N, Plaintext<N>>, Error>
where A: Into<Access<N>> + Copy + Debug,

Returns the entry from the given path.

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impl<N> Record<N, Ciphertext<N>>
where N: Network,

pub fn is_owner(&self, view_key: &ViewKey<N>) -> bool

Decrypts self into plaintext using the given view key.

pub fn is_owner_with_address_x_coordinate( &self, view_key: &ViewKey<N>, address_x_coordinate: &Field<N> ) -> bool

Decrypts self into plaintext using the x-coordinate of the address corresponding to the given view key.

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impl<N, Private> Record<N, Private>
where N: Network, Private: Visibility,

pub fn serial_number( private_key: PrivateKey<N>, commitment: Field<N> ) -> Result<Field<N>, Error>

A helper method to derive the serial number from the private key and commitment.

pub fn serial_number_from_gamma( gamma: &Group<N>, commitment: Field<N> ) -> Result<Field<N>, Error>

A helper method to derive the serial number from the gamma and commitment.

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impl<N, Private> Record<N, Private>
where N: Network, Private: Visibility,

pub fn tag(sk_tag: Field<N>, commitment: Field<N>) -> Result<Field<N>, Error>

A helper method to derive the tag from the sk_tag and commitment.

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impl<N> Record<N, Plaintext<N>>
where N: Network,

pub fn to_commitment( &self, program_id: &ProgramID<N>, record_name: &Identifier<N> ) -> Result<Field<N>, Error>

Returns the record commitment.

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impl<N> Record<N, Ciphertext<N>>
where N: Network,

pub fn to_commitment( &self, _program_id: &ProgramID<N>, _record_name: &Identifier<N> ) -> Result<Field<N>, Error>

Returns the record commitment.

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impl<N, Private> Record<N, Private>
where N: Network, Private: Visibility,

pub fn from_plaintext( owner: Owner<N, Plaintext<N>>, data: IndexMap<Identifier<N>, Entry<N, Plaintext<N>>>, nonce: Group<N> ) -> Result<Record<N, Plaintext<N>>, Error>

Initializes a new record plaintext.

pub fn from_ciphertext( owner: Owner<N, Ciphertext<N>>, data: IndexMap<Identifier<N>, Entry<N, Ciphertext<N>>>, nonce: Group<N> ) -> Result<Record<N, Ciphertext<N>>, Error>

Initializes a new record ciphertext.

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impl<N, Private> Record<N, Private>
where N: Network, Private: Visibility,

pub const fn owner(&self) -> &Owner<N, Private>

Returns the owner of the program record.

pub const fn data(&self) -> &IndexMap<Identifier<N>, Entry<N, Private>>

Returns the program data.

pub const fn nonce(&self) -> &Group<N>

Returns the nonce of the program record.

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impl<N, Private> Record<N, Private>
where N: Network, Private: Visibility,

pub fn into_owner(self) -> Owner<N, Private>

Returns the owner of the program record, and consumes self.

pub fn into_data(self) -> IndexMap<Identifier<N>, Entry<N, Private>>

Returns the program data, and consumes self.

pub fn into_nonce(self) -> Group<N>

Returns the nonce of the program record, and consumes self.

Trait Implementations§

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impl<N, Private> Clone for Record<N, Private>
where N: Clone + Network, Private: Clone + Visibility,

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fn clone(&self) -> Record<N, Private>

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<N> Debug for Record<N, Ciphertext<N>>
where N: Network,

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

Formats the value using the given formatter. Read more
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impl<N> Debug for Record<N, Plaintext<N>>
where N: Network,

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

Prints the record as a string.

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impl<'de, N> Deserialize<'de> for Record<N, Ciphertext<N>>
where N: Network,

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fn deserialize<D>( deserializer: D ) -> Result<Record<N, Ciphertext<N>>, <D as Deserializer<'de>>::Error>
where D: Deserializer<'de>,

Deserializes the record ciphertext from a string or bytes.

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impl<'de, N> Deserialize<'de> for Record<N, Plaintext<N>>
where N: Network,

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fn deserialize<D>( deserializer: D ) -> Result<Record<N, Plaintext<N>>, <D as Deserializer<'de>>::Error>
where D: Deserializer<'de>,

Deserializes the record plaintext from a string or bytes.

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impl<N> Display for Record<N, Ciphertext<N>>
where N: Network,

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

Writes the record ciphertext as a bech32m string.

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impl<N> Display for Record<N, Plaintext<N>>
where N: Network,

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

Prints the record as a string.

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impl<N, Private> Equal for Record<N, Private>
where N: Network, Private: Visibility<Boolean = Boolean<N>>,

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fn is_equal( &self, other: &Record<N, Private> ) -> <Record<N, Private> as Equal>::Output

Returns true if self and other are equal.

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fn is_not_equal( &self, other: &Record<N, Private> ) -> <Record<N, Private> as Equal>::Output

Returns true if self and other are not equal.

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type Output = Boolean<N>

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impl<N> From<&Record<N, Plaintext<N>>> for Value<N>
where N: Network,

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fn from(record: &Record<N, Plaintext<N>>) -> Value<N>

Initializes the value from a record.

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impl<N> From<Record<N, Plaintext<N>>> for Value<N>
where N: Network,

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fn from(record: Record<N, Plaintext<N>>) -> Value<N>

Initializes the value from a record.

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impl<N, Private> FromBytes for Record<N, Private>
where N: Network, Private: Visibility,

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fn read_le<R>(reader: R) -> Result<Record<N, Private>, Error>
where R: Read,

Reads the record from a buffer.

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fn from_bytes_le(bytes: &[u8]) -> Result<Self, Error>
where Self: Sized,

Returns Self from a byte array in little-endian order.
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impl<N> FromStr for Record<N, Ciphertext<N>>
where N: Network,

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fn from_str( ciphertext: &str ) -> Result<Record<N, Ciphertext<N>>, <Record<N, Ciphertext<N>> as FromStr>::Err>

Reads in the ciphertext string.

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type Err = Error

The associated error which can be returned from parsing.
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impl<N> FromStr for Record<N, Plaintext<N>>
where N: Network,

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fn from_str(string: &str) -> Result<Record<N, Plaintext<N>>, Error>

Returns a record from a string literal.

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type Err = Error

The associated error which can be returned from parsing.
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impl<N> Parser for Record<N, Ciphertext<N>>
where N: Network,

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fn parse( string: &str ) -> Result<(&str, Record<N, Ciphertext<N>>), Err<VerboseError<&str>>>

Parses a string into an ciphertext.

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impl<N> Parser for Record<N, Plaintext<N>>
where N: Network,

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fn parse( string: &str ) -> Result<(&str, Record<N, Plaintext<N>>), Err<VerboseError<&str>>>

Parses a string as a record: { owner: address, identifier_0: entry_0, ..., identifier_n: entry_n, _nonce: field }.

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impl<N, Private> PartialEq for Record<N, Private>
where N: Network, Private: Visibility<Boolean = Boolean<N>>,

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fn eq(&self, other: &Record<N, Private>) -> bool

Returns true if self and other are equal.

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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<N> Serialize for Record<N, Ciphertext<N>>
where N: Network,

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fn serialize<S>( &self, serializer: S ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
where S: Serializer,

Serializes the record ciphertext into a string or as bytes.

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impl<N> Serialize for Record<N, Plaintext<N>>
where N: Network,

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fn serialize<S>( &self, serializer: S ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
where S: Serializer,

Serializes the record plaintext into a string or as bytes.

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impl<N> ToBits for Record<N, Ciphertext<N>>
where N: Network,

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fn write_bits_le(&self, vec: &mut Vec<bool>)

Returns this data as a list of little-endian bits.

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fn write_bits_be(&self, vec: &mut Vec<bool>)

Returns this data as a list of big-endian bits.

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fn to_bits_le(&self) -> Vec<bool>

Returns self as a boolean array in little-endian order.
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fn to_bits_be(&self) -> Vec<bool>

Returns self as a boolean array in big-endian order.
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fn num_bits() -> Option<usize>

An optional indication of how many bits an object can be represented with.
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impl<N> ToBits for Record<N, Plaintext<N>>
where N: Network,

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fn write_bits_le(&self, vec: &mut Vec<bool>)

Returns this data as a list of little-endian bits.

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fn write_bits_be(&self, vec: &mut Vec<bool>)

Returns this data as a list of big-endian bits.

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fn to_bits_le(&self) -> Vec<bool>

Returns self as a boolean array in little-endian order.
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fn to_bits_be(&self) -> Vec<bool>

Returns self as a boolean array in big-endian order.
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fn num_bits() -> Option<usize>

An optional indication of how many bits an object can be represented with.
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impl<N, Private> ToBytes for Record<N, Private>
where N: Network, Private: Visibility,

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fn write_le<W>(&self, writer: W) -> Result<(), Error>
where W: Write,

Writes the record to a buffer.

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fn to_bytes_le(&self) -> Result<Vec<u8>, Error>
where Self: Sized,

Returns self as a byte array in little-endian order.
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impl<N> ToFields for Record<N, Ciphertext<N>>
where N: Network,

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fn to_fields( &self ) -> Result<Vec<<Record<N, Ciphertext<N>> as ToFields>::Field>, Error>

Returns this record as a list of field elements.

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type Field = Field<N>

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impl<N> ToFields for Record<N, Plaintext<N>>
where N: Network,

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fn to_fields( &self ) -> Result<Vec<<Record<N, Plaintext<N>> as ToFields>::Field>, Error>

Returns this record as a list of field elements.

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type Field = Field<N>

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impl<N, Private> Eq for Record<N, Private>
where N: Network, Private: Visibility<Boolean = Boolean<N>>,

Auto Trait Implementations§

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impl<N, Private> RefUnwindSafe for Record<N, Private>

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impl<N, Private> Send for Record<N, Private>
where Private: Send,

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impl<N, Private> Sync for Record<N, Private>
where Private: Sync,

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impl<N, Private> Unpin for Record<N, Private>
where N: Unpin, Private: Unpin, <N as Environment>::Field: Unpin, <N as Environment>::Projective: Unpin, <N as Environment>::Scalar: Unpin,

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impl<N, Private> UnwindSafe for Record<N, Private>

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<'de, T> DeserializeExt<'de> for T

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fn take_from_value<D>( value: &mut Value, field: &str ) -> Result<T, <D as Deserializer<'de>>::Error>
where D: Deserializer<'de>,

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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,