Enum rustc::hir::Defaultness
[−]
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pub enum Defaultness { Default { has_value: bool, }, Final, }
🔬 This is a nightly-only experimental API. (
rustc_private
)Variants
Default
🔬 This is a nightly-only experimental API. (
rustc_private
)Fields of Default
has_value: bool | 🔬 This is a nightly-only experimental API. ( rustc_private ) |
Final
🔬 This is a nightly-only experimental API. (
rustc_private
)Methods
impl Defaultness
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fn has_value(&self) -> bool
🔬 This is a nightly-only experimental API. (
rustc_private
)fn is_final(&self) -> bool
🔬 This is a nightly-only experimental API. (
rustc_private
)fn is_default(&self) -> bool
🔬 This is a nightly-only experimental API. (
rustc_private
)Trait Implementations
impl Copy for Defaultness
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impl Clone for Defaultness
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fn clone(&self) -> Defaultness
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
1.0.0
Performs copy-assignment from source
. Read more
impl PartialEq for Defaultness
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fn eq(&self, __arg_0: &Defaultness) -> bool
This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, __arg_0: &Defaultness) -> bool
This method tests for !=
.
impl Eq for Defaultness
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impl Encodable for Defaultness
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fn encode<__S: Encoder>(&self, __arg_0: &mut __S) -> Result<(), __S::Error>
🔬 This is a nightly-only experimental API. (rustc_private
)
deprecated in favor of rustc-serialize on crates.io
impl Decodable for Defaultness
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fn decode<__D: Decoder>(__arg_0: &mut __D) -> Result<Defaultness, __D::Error>
🔬 This is a nightly-only experimental API. (rustc_private
)
deprecated in favor of rustc-serialize on crates.io
impl Hash for Defaultness
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fn hash<__H: Hasher>(&self, __arg_0: &mut __H)
Feeds this value into the state given, updating the hasher as necessary.
fn hash_slice<H>(data: &[Self], state: &mut H) where H: Hasher
1.3.0
Feeds a slice of this type into the state provided.