Struct rustc_metadata::cstore::CStore

pub struct CStore {
    metas: RwLock<IndexVec<CrateNum, Option<Lrc<CrateMetadata>>>>,
    extern_mod_crate_map: Lock<NodeMap<CrateNum>>,
    pub metadata_loader: Box<MetadataLoader + Sync>,
}

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Fields

metas: RwLock<IndexVec<CrateNum, Option<Lrc<CrateMetadata>>>>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

extern_mod_crate_map: Lock<NodeMap<CrateNum>>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Map from NodeId's of local extern crate statements to crate numbers

metadata_loader: Box<MetadataLoader + Sync>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Methods

impl CStore

pub fn new(metadata_loader: Box<MetadataLoader + Sync>) -> CStore

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

pub fn next_crate_num(&self) -> CrateNum

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

You cannot use this function to allocate a CrateNum in a thread-safe manner. It is currently only used in CrateLoader which is single-threaded code.

pub fn get_crate_data(&self, cnum: CrateNum) -> Lrc<CrateMetadata>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

pub fn set_crate_data(&self, cnum: CrateNum, data: Lrc<CrateMetadata>)

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

pub fn iter_crate_data<I>(&self, i: I) where     I: FnMut(CrateNum, &Lrc<CrateMetadata>),

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Important traits for Vec<u8>

impl Write for Vec<u8>

pub fn crate_dependencies_in_rpo(&self, krate: CrateNum) -> Vec<CrateNum>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

pub fn push_dependencies_in_postorder(     &self,     ordering: &mut Vec<CrateNum>,     krate: CrateNum )

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Important traits for Vec<u8>

impl Write for Vec<u8>

pub fn do_postorder_cnums_untracked(&self) -> Vec<CrateNum>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

pub fn add_extern_mod_stmt_cnum(&self, emod_id: NodeId, cnum: CrateNum)

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

pub fn do_extern_mod_stmt_cnum(&self, emod_id: NodeId) -> Option<CrateNum>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Trait Implementations

impl CrateStore for CStore

fn crate_data_as_rc_any(&self, krate: CrateNum) -> Lrc<Any>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn metadata_loader(&self) -> &MetadataLoader

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn visibility_untracked(&self, def: DefId) -> Visibility

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn item_generics_cloned_untracked(&self, def: DefId, sess: &Session) -> Generics

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn associated_item_cloned_untracked(&self, def: DefId) -> AssociatedItem

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn dep_kind_untracked(&self, cnum: CrateNum) -> DepKind

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn export_macros_untracked(&self, cnum: CrateNum)

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn crate_name_untracked(&self, cnum: CrateNum) -> Symbol

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn crate_disambiguator_untracked(&self, cnum: CrateNum) -> CrateDisambiguator

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn crate_hash_untracked(&self, cnum: CrateNum) -> Svh

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn def_key(&self, def: DefId) -> DefKey

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Returns the DefKey for a given DefId. This indicates the parent DefId as well as some idea of what kind of data the DefId refers to.

fn def_path(&self, def: DefId) -> DefPath

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn def_path_hash(&self, def: DefId) -> DefPathHash

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn def_path_table(&self, cnum: CrateNum) -> Lrc<DefPathTable>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Important traits for Vec<u8>

impl Write for Vec<u8>

fn struct_field_names_untracked(&self, def: DefId) -> Vec<Name>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Important traits for Vec<u8>

impl Write for Vec<u8>

fn item_children_untracked(&self, def_id: DefId, sess: &Session) -> Vec<Export>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn load_macro_untracked(&self, id: DefId, sess: &Session) -> LoadedMacro

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Important traits for Vec<u8>

impl Write for Vec<u8>

fn crates_untracked(&self) -> Vec<CrateNum>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn extern_mod_stmt_cnum_untracked(&self, emod_id: NodeId) -> Option<CrateNum>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Important traits for Vec<u8>

impl Write for Vec<u8>

fn postorder_cnums_untracked(&self) -> Vec<CrateNum>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

fn encode_metadata<'a, 'tcx>(     &self,     tcx: TyCtxt<'a, 'tcx, 'tcx>,     link_meta: &LinkMeta ) -> EncodedMetadata

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Important traits for &'a [u8]

impl<'a> Read for &'a [u8]impl<'a> Write for &'a mut [u8]

fn metadata_encoding_version(&self) -> &[u8]

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?