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-rw-r--r--crates/ra_hir/src/code_model_api.rs10
-rw-r--r--crates/ra_hir/src/code_model_impl/konst.rs17
-rw-r--r--crates/ra_hir/src/db.rs5
-rw-r--r--crates/ra_hir/src/ty/infer.rs3
-rw-r--r--crates/ra_hir/src/ty/lower.rs21
-rw-r--r--crates/ra_hir/src/ty/snapshots/tests__infer_static.snap10
6 files changed, 54 insertions, 12 deletions
diff --git a/crates/ra_hir/src/code_model_api.rs b/crates/ra_hir/src/code_model_api.rs
index 9efd902fa..d668b883c 100644
--- a/crates/ra_hir/src/code_model_api.rs
+++ b/crates/ra_hir/src/code_model_api.rs
@@ -612,6 +612,16 @@ impl Static {
612 pub fn module(&self, db: &impl PersistentHirDatabase) -> Module { 612 pub fn module(&self, db: &impl PersistentHirDatabase) -> Module {
613 self.id.module(db) 613 self.id.module(db)
614 } 614 }
615
616 pub fn signature(&self, db: &impl HirDatabase) -> Arc<ConstSignature> {
617 db.static_signature(*self)
618 }
619
620 /// Builds a resolver for code inside this item.
621 pub fn resolver(&self, db: &impl HirDatabase) -> Resolver {
622 // take the outer scope...
623 self.module(db).resolver(db)
624 }
615} 625}
616 626
617impl Docs for Static { 627impl Docs for Static {
diff --git a/crates/ra_hir/src/code_model_impl/konst.rs b/crates/ra_hir/src/code_model_impl/konst.rs
index ee03e3374..d7722ccc2 100644
--- a/crates/ra_hir/src/code_model_impl/konst.rs
+++ b/crates/ra_hir/src/code_model_impl/konst.rs
@@ -3,7 +3,7 @@ use std::sync::Arc;
3use ra_syntax::ast::{NameOwner}; 3use ra_syntax::ast::{NameOwner};
4 4
5use crate::{ 5use crate::{
6 Name, AsName, Const, ConstSignature, 6 Name, AsName, Const, ConstSignature, Static,
7 type_ref::{TypeRef}, 7 type_ref::{TypeRef},
8 PersistentHirDatabase, 8 PersistentHirDatabase,
9}; 9};
@@ -23,4 +23,19 @@ impl ConstSignature {
23 23
24 Arc::new(sig) 24 Arc::new(sig)
25 } 25 }
26
27 pub(crate) fn static_signature_query(
28 db: &impl PersistentHirDatabase,
29 konst: Static,
30 ) -> Arc<ConstSignature> {
31 let (_, node) = konst.source(db);
32
33 let name = node.name().map(|n| n.as_name()).unwrap_or_else(Name::missing);
34
35 let type_ref = TypeRef::from_ast_opt(node.type_ref());
36
37 let sig = ConstSignature { name, type_ref };
38
39 Arc::new(sig)
40 }
26} 41}
diff --git a/crates/ra_hir/src/db.rs b/crates/ra_hir/src/db.rs
index 2be47c160..ec848f1b2 100644
--- a/crates/ra_hir/src/db.rs
+++ b/crates/ra_hir/src/db.rs
@@ -8,7 +8,7 @@ use crate::{
8 SourceFileItems, SourceItemId, Crate, Module, HirInterner, 8 SourceFileItems, SourceItemId, Crate, Module, HirInterner,
9 Function, FnSignature, ExprScopes, TypeAlias, 9 Function, FnSignature, ExprScopes, TypeAlias,
10 Struct, Enum, StructField, 10 Struct, Enum, StructField,
11 Const, ConstSignature, 11 Const, ConstSignature, Static,
12 macros::MacroExpansion, 12 macros::MacroExpansion,
13 module_tree::ModuleTree, 13 module_tree::ModuleTree,
14 nameres::{ItemMap, lower::{LoweredModule, ImportSourceMap}}, 14 nameres::{ItemMap, lower::{LoweredModule, ImportSourceMap}},
@@ -86,6 +86,9 @@ pub trait PersistentHirDatabase: SourceDatabase + AsRef<HirInterner> {
86 86
87 #[salsa::invoke(crate::ConstSignature::const_signature_query)] 87 #[salsa::invoke(crate::ConstSignature::const_signature_query)]
88 fn const_signature(&self, konst: Const) -> Arc<ConstSignature>; 88 fn const_signature(&self, konst: Const) -> Arc<ConstSignature>;
89
90 #[salsa::invoke(crate::ConstSignature::static_signature_query)]
91 fn static_signature(&self, konst: Static) -> Arc<ConstSignature>;
89} 92}
90 93
91#[salsa::query_group(HirDatabaseStorage)] 94#[salsa::query_group(HirDatabaseStorage)]
diff --git a/crates/ra_hir/src/ty/infer.rs b/crates/ra_hir/src/ty/infer.rs
index f5f85308c..5e4d49ffb 100644
--- a/crates/ra_hir/src/ty/infer.rs
+++ b/crates/ra_hir/src/ty/infer.rs
@@ -485,7 +485,8 @@ impl<'a, D: HirDatabase> InferenceContext<'a, D> {
485 TypableDef::TypeAlias(_) 485 TypableDef::TypeAlias(_)
486 | TypableDef::Function(_) 486 | TypableDef::Function(_)
487 | TypableDef::Enum(_) 487 | TypableDef::Enum(_)
488 | TypableDef::Const(_) => (Ty::Unknown, None), 488 | TypableDef::Const(_)
489 | TypableDef::Static(_) => (Ty::Unknown, None),
489 } 490 }
490 } 491 }
491 492
diff --git a/crates/ra_hir/src/ty/lower.rs b/crates/ra_hir/src/ty/lower.rs
index 4a9b725d1..f4e055feb 100644
--- a/crates/ra_hir/src/ty/lower.rs
+++ b/crates/ra_hir/src/ty/lower.rs
@@ -11,7 +11,7 @@ use std::sync::Arc;
11use crate::{ 11use crate::{
12 Function, Struct, StructField, Enum, EnumVariant, Path, Name, 12 Function, Struct, StructField, Enum, EnumVariant, Path, Name,
13 ModuleDef, TypeAlias, 13 ModuleDef, TypeAlias,
14 Const, 14 Const, Static,
15 HirDatabase, 15 HirDatabase,
16 type_ref::TypeRef, 16 type_ref::TypeRef,
17 name::KnownName, 17 name::KnownName,
@@ -126,7 +126,7 @@ impl Ty {
126 TypableDef::Enum(e) => e.generic_params(db), 126 TypableDef::Enum(e) => e.generic_params(db),
127 TypableDef::EnumVariant(var) => var.parent_enum(db).generic_params(db), 127 TypableDef::EnumVariant(var) => var.parent_enum(db).generic_params(db),
128 TypableDef::TypeAlias(t) => t.generic_params(db), 128 TypableDef::TypeAlias(t) => t.generic_params(db),
129 TypableDef::Const(_) => GenericParams::default().into(), 129 TypableDef::Const(_) | TypableDef::Static(_) => GenericParams::default().into(),
130 }; 130 };
131 let parent_param_count = def_generics.count_parent_params(); 131 let parent_param_count = def_generics.count_parent_params();
132 substs.extend((0..parent_param_count).map(|_| Ty::Unknown)); 132 substs.extend((0..parent_param_count).map(|_| Ty::Unknown));
@@ -166,6 +166,7 @@ impl Ty {
166 | TypableDef::Struct(_) 166 | TypableDef::Struct(_)
167 | TypableDef::Enum(_) 167 | TypableDef::Enum(_)
168 | TypableDef::Const(_) 168 | TypableDef::Const(_)
169 | TypableDef::Static(_)
169 | TypableDef::TypeAlias(_) => last, 170 | TypableDef::TypeAlias(_) => last,
170 TypableDef::EnumVariant(_) => { 171 TypableDef::EnumVariant(_) => {
171 // the generic args for an enum variant may be either specified 172 // the generic args for an enum variant may be either specified
@@ -201,6 +202,7 @@ pub(crate) fn type_for_def(db: &impl HirDatabase, def: TypableDef, ns: Namespace
201 (TypableDef::EnumVariant(v), Namespace::Values) => type_for_enum_variant_constructor(db, v), 202 (TypableDef::EnumVariant(v), Namespace::Values) => type_for_enum_variant_constructor(db, v),
202 (TypableDef::TypeAlias(t), Namespace::Types) => type_for_type_alias(db, t), 203 (TypableDef::TypeAlias(t), Namespace::Types) => type_for_type_alias(db, t),
203 (TypableDef::Const(c), Namespace::Values) => type_for_const(db, c), 204 (TypableDef::Const(c), Namespace::Values) => type_for_const(db, c),
205 (TypableDef::Static(c), Namespace::Values) => type_for_static(db, c),
204 206
205 // 'error' cases: 207 // 'error' cases:
206 (TypableDef::Function(_), Namespace::Types) => Ty::Unknown, 208 (TypableDef::Function(_), Namespace::Types) => Ty::Unknown,
@@ -208,6 +210,7 @@ pub(crate) fn type_for_def(db: &impl HirDatabase, def: TypableDef, ns: Namespace
208 (TypableDef::EnumVariant(_), Namespace::Types) => Ty::Unknown, 210 (TypableDef::EnumVariant(_), Namespace::Types) => Ty::Unknown,
209 (TypableDef::TypeAlias(_), Namespace::Values) => Ty::Unknown, 211 (TypableDef::TypeAlias(_), Namespace::Values) => Ty::Unknown,
210 (TypableDef::Const(_), Namespace::Types) => Ty::Unknown, 212 (TypableDef::Const(_), Namespace::Types) => Ty::Unknown,
213 (TypableDef::Static(_), Namespace::Types) => Ty::Unknown,
211 } 214 }
212} 215}
213 216
@@ -246,6 +249,14 @@ fn type_for_const(db: &impl HirDatabase, def: Const) -> Ty {
246 Ty::from_hir(db, &resolver, signature.type_ref()) 249 Ty::from_hir(db, &resolver, signature.type_ref())
247} 250}
248 251
252/// Build the declared type of a static.
253fn type_for_static(db: &impl HirDatabase, def: Static) -> Ty {
254 let signature = def.signature(db);
255 let resolver = def.resolver(db);
256
257 Ty::from_hir(db, &resolver, signature.type_ref())
258}
259
249/// Build the type of a tuple struct constructor. 260/// Build the type of a tuple struct constructor.
250fn type_for_struct_constructor(db: &impl HirDatabase, def: Struct) -> Ty { 261fn type_for_struct_constructor(db: &impl HirDatabase, def: Struct) -> Ty {
251 let var_data = def.variant_data(db); 262 let var_data = def.variant_data(db);
@@ -332,8 +343,9 @@ pub enum TypableDef {
332 EnumVariant(EnumVariant), 343 EnumVariant(EnumVariant),
333 TypeAlias(TypeAlias), 344 TypeAlias(TypeAlias),
334 Const(Const), 345 Const(Const),
346 Static(Static),
335} 347}
336impl_froms!(TypableDef: Function, Struct, Enum, EnumVariant, TypeAlias, Const); 348impl_froms!(TypableDef: Function, Struct, Enum, EnumVariant, TypeAlias, Const, Static);
337 349
338impl From<ModuleDef> for Option<TypableDef> { 350impl From<ModuleDef> for Option<TypableDef> {
339 fn from(def: ModuleDef) -> Option<TypableDef> { 351 fn from(def: ModuleDef) -> Option<TypableDef> {
@@ -344,7 +356,8 @@ impl From<ModuleDef> for Option<TypableDef> {
344 ModuleDef::EnumVariant(v) => v.into(), 356 ModuleDef::EnumVariant(v) => v.into(),
345 ModuleDef::TypeAlias(t) => t.into(), 357 ModuleDef::TypeAlias(t) => t.into(),
346 ModuleDef::Const(v) => v.into(), 358 ModuleDef::Const(v) => v.into(),
347 ModuleDef::Static(_) | ModuleDef::Module(_) | ModuleDef::Trait(_) => return None, 359 ModuleDef::Static(v) => v.into(),
360 ModuleDef::Module(_) | ModuleDef::Trait(_) => return None,
348 }; 361 };
349 Some(res) 362 Some(res)
350 } 363 }
diff --git a/crates/ra_hir/src/ty/snapshots/tests__infer_static.snap b/crates/ra_hir/src/ty/snapshots/tests__infer_static.snap
index ffe9ca66d..5d90f56ed 100644
--- a/crates/ra_hir/src/ty/snapshots/tests__infer_static.snap
+++ b/crates/ra_hir/src/ty/snapshots/tests__infer_static.snap
@@ -1,5 +1,5 @@
1--- 1---
2created: "2019-02-25T07:26:41.480764900Z" 2created: "2019-02-25T08:20:17.807316Z"
3creator: [email protected] 3creator: [email protected]
4source: crates/ra_hir/src/ty/tests.rs 4source: crates/ra_hir/src/ty/tests.rs
5expression: "&result" 5expression: "&result"
@@ -9,8 +9,8 @@ expression: "&result"
9[177; 189) 'LOCAL_STATIC': [unknown] 9[177; 189) 'LOCAL_STATIC': [unknown]
10[199; 200) 'y': [unknown] 10[199; 200) 'y': [unknown]
11[203; 219) 'LOCAL_...IC_MUT': [unknown] 11[203; 219) 'LOCAL_...IC_MUT': [unknown]
12[229; 230) 'z': [unknown] 12[229; 230) 'z': u32
13[233; 246) 'GLOBAL_STATIC': [unknown] 13[233; 246) 'GLOBAL_STATIC': u32
14[256; 257) 'w': [unknown] 14[256; 257) 'w': u32
15[260; 277) 'GLOBAL...IC_MUT': [unknown] 15[260; 277) 'GLOBAL...IC_MUT': u32
16 16