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Diffstat (limited to 'compiler/rustc_middle/src/middle/mod.rs')
-rw-r--r-- | compiler/rustc_middle/src/middle/mod.rs | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/middle/mod.rs b/compiler/rustc_middle/src/middle/mod.rs new file mode 100644 index 000000000..8dc68b1f5 --- /dev/null +++ b/compiler/rustc_middle/src/middle/mod.rs @@ -0,0 +1,37 @@ +pub mod codegen_fn_attrs; +pub mod dependency_format; +pub mod exported_symbols; +pub mod lang_items; +pub mod lib_features { + use rustc_data_structures::fx::FxHashMap; + use rustc_span::{symbol::Symbol, Span}; + + #[derive(HashStable, Debug)] + pub struct LibFeatures { + /// A map from feature to stabilisation version. + pub stable: FxHashMap<Symbol, (Symbol, Span)>, + pub unstable: FxHashMap<Symbol, Span>, + } + + impl LibFeatures { + pub fn to_vec(&self) -> Vec<(Symbol, Option<Symbol>)> { + let mut all_features: Vec<_> = self + .stable + .iter() + .map(|(f, (s, _))| (*f, Some(*s))) + .chain(self.unstable.iter().map(|(f, _)| (*f, None))) + .collect(); + all_features.sort_unstable_by(|a, b| a.0.as_str().partial_cmp(b.0.as_str()).unwrap()); + all_features + } + } +} +pub mod limits; +pub mod privacy; +pub mod region; +pub mod resolve_lifetime; +pub mod stability; + +pub fn provide(providers: &mut crate::ty::query::Providers) { + limits::provide(providers); +} |