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use namespaced consts for KnownName

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Unreal Hoang 2019-07-09 00:45:12 +09:00
parent 944f71afc6
commit 741fc8fbfc
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GPG key ID: F66217BDC6F37CFA
1 changed files with 10 additions and 12 deletions
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22
crates/ra_hir/src/ty/infer.rs
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@ -40,7 +40,7 @@ use crate::{
PatId, Statement, UnaryOp,
},
generics::{GenericParams, HasGenericParams},
name::{INTO_ITERATOR, ITEM, ITER, SELF_TYPE, STD},
name,
nameres::{Namespace, PerNs},
path::{GenericArg, GenericArgs, PathKind, PathSegment},
resolve::{
@ -843,7 +843,7 @@ impl<'a, D: HirDatabase> InferenceContext<'a, D> {
// Parent arguments are unknown, except for the receiver type
if let Some(parent_generics) = def_generics.and_then(|p| p.parent_params.clone()) {
for param in &parent_generics.params {
if param.name == SELF_TYPE {
if param.name == name::SELF_TYPE {
substs.push(receiver_ty.clone());
} else {
substs.push(Ty::Unknown);
@ -1362,35 +1362,33 @@ impl<'a, D: HirDatabase> InferenceContext<'a, D> {
let into_iter_path = Path {
kind: PathKind::Abs,
segments: vec![
PathSegment { name: STD, args_and_bindings: None },
PathSegment { name: ITER, args_and_bindings: None },
PathSegment { name: INTO_ITERATOR, args_and_bindings: None },
PathSegment { name: name::STD, args_and_bindings: None },
PathSegment { name: name::ITER, args_and_bindings: None },
PathSegment { name: name::INTO_ITERATOR, args_and_bindings: None },
],
};
match self.resolver.resolve_path_segments(self.db, &into_iter_path).into_fully_resolved() {
PerNs { types: Some(Def(Trait(trait_))), .. } => {
Some(trait_.associated_type_by_name(self.db, ITEM)?)
Some(trait_.associated_type_by_name(self.db, name::ITEM)?)
}
_ => None,
}
}
fn resolve_ops_try_ok(&self) -> Option<TypeAlias> {
use crate::name::{OK, OPS, TRY};
let ops_try_path = Path {
kind: PathKind::Abs,
segments: vec![
PathSegment { name: STD, args_and_bindings: None },
PathSegment { name: OPS, args_and_bindings: None },
PathSegment { name: TRY, args_and_bindings: None },
PathSegment { name: name::STD, args_and_bindings: None },
PathSegment { name: name::OPS, args_and_bindings: None },
PathSegment { name: name::TRY, args_and_bindings: None },
],
};
match self.resolver.resolve_path_segments(self.db, &ops_try_path).into_fully_resolved() {
PerNs { types: Some(Def(Trait(trait_))), .. } => {
Some(trait_.associated_type_by_name(self.db, OK)?)
Some(trait_.associated_type_by_name(self.db, name::OK)?)
}
_ => None,
}