Struct timely::progress::timestamp::RootTimestamp

pub struct RootTimestamp;

An empty timestamp used by the root scope.

Methods

impl RootTimestamp

pub fn new<T: Timestamp>(t: T) -> Product<RootTimestamp, T>

Constructs a new Product<RootTimestamp,T>.

Trait Implementations

impl Empty for RootTimestamp

impl Copy for RootTimestamp

impl Clone for RootTimestamp

fn clone(&self) -> RootTimestamp

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Hash for RootTimestamp

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

Feeds this value into the given [Hasher].

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

Feeds a slice of this type into the given [Hasher].

impl Eq for RootTimestamp

impl Ord for RootTimestamp

fn cmp(&self, other: &RootTimestamp) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

impl PartialOrd for RootTimestamp

fn partial_cmp(&self, other: &RootTimestamp) -> Option<Ordering>

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

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

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

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

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

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

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

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

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

impl PartialEq for RootTimestamp

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

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

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

This method tests for !=.

impl Default for RootTimestamp

fn default() -> RootTimestamp

Returns the "default value" for a type.

impl Timestamp for RootTimestamp

type Summary = RootSummary

A type summarizing action on a timestamp along a dataflow path.

impl Debug for RootTimestamp

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

Formats the value using the given formatter.

impl PartialOrder for RootTimestamp

fn less_equal(&self, _other: &Self) -> bool

Returns true iff one element is less than or equal to the other.

fn less_than(&self, other: &Self) -> bool

Returns true iff one element is strictly less than the other.

impl Abomonation for RootTimestamp

unsafe fn entomb<W>(&self, _write: &mut W) -> Result<(), Error> where     W: Write,

Write any additional information about &self beyond its binary representation.

unsafe fn exhume(&'a mut self, bytes: &'b mut [u8]) -> Option<&'b mut [u8]>

Recover any information for &mut self not evident from its binary representation.

fn extent(&self) -> usize

Reports the number of further bytes required to entomb self.

impl PathSummary<RootTimestamp> for RootSummary

fn results_in(&self, _: &RootTimestamp) -> Option<RootTimestamp>

Advances a timestamp according to the timestamp actions on the path.

fn followed_by(&self, _: &RootSummary) -> Option<RootSummary>

Composes this path summary with another path summary.