bjoernager/rust
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Restore the num_def_ids_untracked public function giving the total number of exported symbols for each crate

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Restored underlying num_def_ids_method

Update compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs

Changed name to fit with naming convention

Co-authored-by: bjorn3 <bjorn3@users.noreply.github.com>

Update compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs

Replace regular doc with Rustdoc comment

Co-authored-by: Joshua Nelson <jyn514@gmail.com>

Clarifies third-party use of num_def_ids_untracked
This commit is contained in:
Denis Merigoux 2021-06-01 14:10:14 +02:00
parent c4f186f0ea
commit d4ea9fa3fb
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4
compiler/rustc_metadata/src/rmeta/decoder.rs
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@ -1931,6 +1931,10 @@ impl CrateMetadata {
self.root.hash
}
fn num_def_ids(&self) -> usize {
self.root.tables.def_keys.size()
}
fn local_def_id(&self, index: DefIndex) -> DefId {
DefId { krate: self.cnum, index }
}

7
compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs
View file

@ -454,6 +454,13 @@ impl CStore {
self.get_crate_data(def_id.krate).module_expansion(def_id.index, sess)
}
/// Only public-facing way to traverse all the definitions in a non-local crate.
/// Critically useful for this third-party project: <https://github.com/hacspec/hacspec>.
/// See <https://github.com/rust-lang/rust/pull/85889> for context.
pub fn num_def_ids_untracked(&self, cnum: CrateNum) -> usize {
self.get_crate_data(cnum).num_def_ids()
}
pub fn item_attrs(&self, def_id: DefId, sess: &Session) -> Vec<ast::Attribute> {
self.get_crate_data(def_id.krate).get_item_attrs(def_id.index, sess).collect()
}