Enum rustc::hir::def_id::CrateNum

pub enum CrateNum {
    BuiltinMacros,
    Invalid,
    ReservedForIncrCompCache,
    Index(CrateId),
}

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Variants

BuiltinMacros

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Virtual crate for builtin macros

Invalid

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A CrateNum value that indicates that something is wrong.

ReservedForIncrCompCache

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A special CrateNum that we use for the tcx.rcache when decoding from the incr. comp. cache.

Index(CrateId)

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Methods

impl CrateNum

pub fn new(x: usize) -> CrateNum

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pub fn from_usize(x: usize) -> CrateNum

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pub fn from_u32(x: u32) -> CrateNum

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pub fn as_usize(self) -> usize

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pub fn as_u32(self) -> u32

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pub fn as_def_id(&self) -> DefId

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Trait Implementations

impl<'a, 'gcx: 'tcx + 'a, 'tcx: 'a> DepNodeParams<'a, 'gcx, 'tcx> for CrateNum

const CAN_RECONSTRUCT_QUERY_KEY: bool

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fn to_fingerprint(&self, tcx: TyCtxt) -> Fingerprint

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This method turns the parameters of a DepNodeConstructor into an opaque Fingerprint to be used in DepNode. Not all DepNodeParams support being turned into a Fingerprint (they don't need to if the corresponding DepNode is anonymous).

fn to_debug_str(&self, tcx: TyCtxt<'a, 'gcx, 'tcx>) -> String

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impl Copy for CrateNum

impl Clone for CrateNum

fn clone(&self) -> CrateNum

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialEq for CrateNum

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

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

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

This method tests for !=.

impl Eq for CrateNum

fn assert_receiver_is_total_eq(&self)

impl PartialOrd for CrateNum

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

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

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

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

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

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

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

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

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

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

impl Ord for CrateNum

fn cmp(&self, other: &CrateNum) -> 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 Hash for CrateNum

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 Debug for CrateNum

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

Formats the value using the given formatter.

impl Idx for CrateNum

fn new(value: usize) -> Self

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fn index(self) -> usize

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fn increment_by(&mut self, amount: usize)

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impl Display for CrateNum

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

Formats the value using the given formatter.

impl UseSpecializedEncodable for CrateNum

fn default_encode<E>(&self, &mut E) -> Result<(), <E as Encoder>::Error> where     E: Encoder,

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Defaults to returning an error (see SpecializationError).

impl UseSpecializedDecodable for CrateNum

fn default_decode<D>(&mut D) -> Result<Self, <D as Decoder>::Error> where     D: Decoder,

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Defaults to returning an error (see SpecializationError).

impl<'a> HashStable<StableHashingContext<'a>> for CrateNum

fn hash_stable<W: StableHasherResult>(     &self,     hcx: &mut StableHashingContext<'a>,     hasher: &mut StableHasher<W> )

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impl<'a> ToStableHashKey<StableHashingContext<'a>> for CrateNum

type KeyType = DefPathHash

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fn to_stable_hash_key(&self, hcx: &StableHashingContext<'a>) -> DefPathHash

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impl Key for CrateNum

fn query_crate(&self) -> CrateNum

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Given an instance of this key, what crate is it referring to? This is used to find the provider.

fn default_span(&self, _: TyCtxt) -> Span

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In the event that a cycle occurs, if no explicit span has been given for a query with key self, what span should we use?

impl<'a, 'tcx, 'x> SpecializedDecoder<CrateNum> for CacheDecoder<'a, 'tcx, 'x>

fn specialized_decode(&mut self) -> Result<CrateNum, Self::Error>

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Decode a value in a manner specific to this decoder state.

impl<'enc, 'a, 'tcx, E> SpecializedEncoder<CrateNum> for CacheEncoder<'enc, 'a, 'tcx, E> where     E: 'enc + TyEncoder,

fn specialized_encode(&mut self, cnum: &CrateNum) -> Result<(), Self::Error>

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Encode the value in a manner specific to this encoder state.