Enum frunk_core::coproduct::CNil
[−]
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pub enum CNil {}
Phantom type for signature purposes only (has no value)
Used by the macro to terminate the Coproduct type signature
Trait Implementations
impl PartialEq for CNil
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fn eq(&self, __arg_0: &CNil) -> bool
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This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, other: &Rhs) -> bool
1.0.0[src]
This method tests for !=
.
impl Debug for CNil
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fn fmt(&self, __arg_0: &mut Formatter) -> Result
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Formats the value using the given formatter. Read more
impl Eq for CNil
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impl Clone for CNil
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fn clone(&self) -> CNil
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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 Copy for CNil
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impl PartialOrd for CNil
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fn partial_cmp(&self, __arg_0: &CNil) -> Option<Ordering>
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This method returns an ordering between self
and other
values if one exists. Read more
fn lt(&self, other: &Rhs) -> bool
1.0.0[src]
This method tests less than (for self
and other
) and is used by the <
operator. Read more
fn le(&self, other: &Rhs) -> bool
1.0.0[src]
This method tests less than or equal to (for self
and other
) and is used by the <=
operator. Read more
fn gt(&self, other: &Rhs) -> bool
1.0.0[src]
This method tests greater than (for self
and other
) and is used by the >
operator. Read more
fn ge(&self, other: &Rhs) -> bool
1.0.0[src]
This method tests greater than or equal to (for self
and other
) and is used by the >=
operator. Read more
impl Ord for CNil
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fn cmp(&self, __arg_0: &CNil) -> Ordering
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This method returns an Ordering
between self
and other
. Read more
fn max(self, other: Self) -> Self
1.21.0[src]
Compares and returns the maximum of two values. Read more
fn min(self, other: Self) -> Self
1.21.0[src]
Compares and returns the minimum of two values. Read more
impl Hash for CNil
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fn hash<__H: Hasher>(&self, __arg_0: &mut __H)
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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]
H: Hasher,
Feeds a slice of this type into the given [Hasher
]. Read more
impl<F, R> CoproductFoldable<F, R> for CNil
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This is literally impossible; CNil is not instantiable
impl<'a> ToRef<'a> for CNil
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impl<Choices> CoproductSubsetter<CNil, HNil> for Choices
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type Remainder = Self
fn subset(self) -> Result<CNil, Self::Remainder>
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Extract a subset of the possible types in a coproduct (or get the remaining possibilities) Read more
impl CoproductEmbedder<CNil, HNil> for CNil
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impl<Head, Tail> CoproductEmbedder<Coproduct<Head, Tail>, HNil> for CNil where
CNil: CoproductEmbedder<Tail, HNil>,
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CNil: CoproductEmbedder<Tail, HNil>,