Struct grin_chain::types::Tip

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pub struct Tip {
    pub height: u64,
    pub last_block_h: Hash,
    pub prev_block_h: Hash,
    pub total_difficulty: Difficulty,
}

Expand description

The tip of a fork. A handle to the fork ancestry from its leaf in the blockchain tree. References the max height and the latest and previous blocks for convenience and the total difficulty.

Fields

height: u64

Height of the tip (max height of the fork)

last_block_h: Hash

Last block pushed to the fork

prev_block_h: Hash

Previous block

total_difficulty: Difficulty

Total difficulty accumulated on that fork

Implementations

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impl Tip

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pub fn from_header(header: &BlockHeader) -> Tip

Creates a new tip based on provided header.

Trait Implementations

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impl Clone for Tip

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fn clone(&self) -> Tip

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 Debug for Tip

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

Formats the value using the given formatter. Read more

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impl Default for Tip

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl<'de> Deserialize<'de> for Tip

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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where
__D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

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impl From<&'_ BlockHeader> for Tip

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fn from(header: &BlockHeader) -> Self

Performs the conversion.

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impl From<BlockHeader> for Tip

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fn from(header: BlockHeader) -> Self

Performs the conversion.

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impl Hashed for Tip

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fn hash(&self) -> Hash

The hash of the underlying block.

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impl PartialEq<Tip> for Tip

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fn eq(&self, other: &Tip) -> bool

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

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

This method tests for !=.

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impl Readable for Tip

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fn read<R: Reader>(reader: &mut R) -> Result<Tip, Error>

Reads the data necessary to this Readable from the provided reader

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impl Serialize for Tip

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

Serialize this value into the given Serde serializer. Read more

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impl Writeable for Tip

Serialization of a tip, required to save to datastore.

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fn write<W: Writer>(&self, writer: &mut W) -> Result<(), Error>

Write the data held by this Writeable to the provided writer

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impl Copy for Tip

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impl StructuralPartialEq for Tip

Auto Trait Implementations

impl RefUnwindSafe for Tip

impl Send for Tip

impl Sync for Tip

impl Unpin for Tip

impl UnwindSafe for Tip

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,

const: unstable · source

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,

const: unstable · source

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

Mutably borrows from an owned value. Read more

impl<T> CloneAny for T where
T: Any + Clone,

fn clone_any(&self) -> Box<dyn CloneAny + 'static, Global>

fn clone_any_send(&self) -> Box<dyn CloneAny + Send + 'static, Global> where
T: Send,

fn clone_any_sync(&self) -> Box<dyn CloneAny + Sync + 'static, Global> where
T: Sync,

fn clone_any_send_sync(
&self
) -> Box<dyn CloneAny + Send + Sync + 'static, Global> where
T: Send + Sync,

impl<'a, T> DefaultFeatures<'a> for T where
T: 'a + Send + Sync + Clone,

fn clone_boxed(&self) -> Box<dyn DefaultFeatures<'a> + 'a, Global>

Clone this value, and then immediately put it into a Box behind a trait object of this trait. Read more

fn self_address_mut(&mut self) -> *mut ()

Returns the address of self. Read more

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

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

impl<'a, T> NonSyncFeatures<'a> for T where
T: 'a + Clone,

fn clone_boxed(&self) -> Box<dyn NonSyncFeatures<'a> + 'a, Global>

Clone this value, and then immediately put it into a Box behind a trait object of this trait. Read more

fn self_address_mut(&mut self) -> *mut ()

Returns the address of self. Read more

impl<T> SafeBorrow<T> for T where
T: ?Sized,

fn borrow_replacement(ptr: &T) -> &T

Given ptr, which was obtained from a prior call to Self::borrow(), return a value with the same nominal lifetime which is guaranteed to survive mutations to Self. Read more

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impl<T> Same<T> for T

type Output = T

Should always be Self

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impl<H> ShortIdentifiable for H where
H: Hashed,

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fn short_id(&self, hash: &Hash, nonce: u64) -> ShortId

Generate a short_id via the following -

extract k0/k1 from block_hash hashed with the nonce (first two u64 values) * initialize a siphasher24 with k0/k1
- self.hash() passing in the siphasher24 instance
- drop the 2 most significant bytes (to return a 6 byte short_id)

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impl<T> ToOwned for T where
T: Clone,

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)

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

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

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

impl<T> DebugAny for T where
T: Any + Debug,

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Struct grin_chain::types::Tip

Fields

Implementations

impl Tip

pub fn from_header(header: &BlockHeader) -> Tip

Trait Implementations

impl Clone for Tip

fn clone(&self) -> Tip

fn clone_from(&mut self, source: &Self)

impl Debug for Tip

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

impl Default for Tip

fn default() -> Self

impl<'de> Deserialize<'de> for Tip

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where __D: Deserializer<'de>,

impl From<&'_ BlockHeader> for Tip

fn from(header: &BlockHeader) -> Self

impl From<BlockHeader> for Tip

fn from(header: BlockHeader) -> Self

impl Hashed for Tip

fn hash(&self) -> Hash

impl PartialEq<Tip> for Tip

fn eq(&self, other: &Tip) -> bool

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

impl Readable for Tip

fn read<R: Reader>(reader: &mut R) -> Result<Tip, Error>

impl Serialize for Tip

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where __S: Serializer,

impl Writeable for Tip

fn write<W: Writer>(&self, writer: &mut W) -> Result<(), Error>

impl Copy for Tip

impl StructuralPartialEq for Tip

Auto Trait Implementations

impl RefUnwindSafe for Tip

impl Send for Tip

impl Sync for Tip

impl Unpin for Tip

impl UnwindSafe for Tip

Blanket Implementations

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

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

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

impl<T> CloneAny for T where T: Any + Clone,

fn clone_any(&self) -> Box<dyn CloneAny + 'static, Global>

fn clone_any_send(&self) -> Box<dyn CloneAny + Send + 'static, Global> where T: Send,

fn clone_any_sync(&self) -> Box<dyn CloneAny + Sync + 'static, Global> where T: Sync,

fn clone_any_send_sync( &self) -> Box<dyn CloneAny + Send + Sync + 'static, Global> where T: Send + Sync,

impl<'a, T> DefaultFeatures<'a> for T where T: 'a + Send + Sync + Clone,

fn clone_boxed(&self) -> Box<dyn DefaultFeatures<'a> + 'a, Global>

fn self_address_mut(&mut self) -> *mut ()

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

fn into(self) -> U

impl<'a, T> NonSyncFeatures<'a> for T where T: 'a + Clone,

fn clone_boxed(&self) -> Box<dyn NonSyncFeatures<'a> + 'a, Global>

fn self_address_mut(&mut self) -> *mut ()

impl<T> SafeBorrow<T> for T where T: ?Sized,

fn borrow_replacement(ptr: &T) -> &T

impl<T> Same<T> for T

type Output = T

impl<H> ShortIdentifiable for H where H: Hashed,

fn short_id(&self, hash: &Hash, nonce: u64) -> ShortId

impl<T> ToOwned for T where T: Clone,

type Owned = T

fn to_owned(&self) -> T

fn clone_into(&self, target: &mut T)

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

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

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

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

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

impl<T> DebugAny for T where T: Any + Debug,

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

impl<T> UnsafeAny for T where T: Any,

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where
__D: Deserializer<'de>,

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

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

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T> CloneAny for T where
T: Any + Clone,

fn clone_any_send(&self) -> Box<dyn CloneAny + Send + 'static, Global> where
T: Send,

fn clone_any_sync(&self) -> Box<dyn CloneAny + Sync + 'static, Global> where
T: Sync,

fn clone_any_send_sync(
&self
) -> Box<dyn CloneAny + Send + Sync + 'static, Global> where
T: Send + Sync,

impl<'a, T> DefaultFeatures<'a> for T where
T: 'a + Send + Sync + Clone,

impl<T, U> Into<U> for T where
U: From<T>,

impl<'a, T> NonSyncFeatures<'a> for T where
T: 'a + Clone,

impl<T> SafeBorrow<T> for T where
T: ?Sized,

impl<H> ShortIdentifiable for H where
H: Hashed,

impl<T> ToOwned for T where
T: Clone,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

impl<T> DebugAny for T where
T: Any + Debug,

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

impl<T> UnsafeAny for T where
T: Any,