NullIdGenerator

partiql_common::node

Struct NullIdGenerator 

Source 
pub struct NullIdGenerator {}
Expand description

A provider of NodeIds that are always 0; Useful for testing

Trait Implementations§

Source§

impl Default for NullIdGenerator

Source§

fn default() -> NullIdGenerator

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

impl NodeIdGenerator for NullIdGenerator

Source§

fn next_id(&mut self) -> NodeId

Provides a ‘fresh’ NodeId.

Auto Trait Implementations§

Blanket Implementations§

Source§

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

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

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

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

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

Source§

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

Mutably borrows from an owned value. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

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

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.

Source§

impl<T, Loc> ToLocated<Loc> for T
where Loc: Display,

Source§

fn to_located<IntoLoc>(self, location: IntoLoc) -> Located<Self, Loc>
where IntoLoc: Into<Location<Loc>>,

Create a Located from its inner value.
Source§

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

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

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

Performs the conversion.
Source§

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

Source§

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

The type returned in the event of a conversion error.
Source§

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

Performs the conversion.