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-rw-r--r--crates/ra_hir/src/from_source.rs265
-rw-r--r--crates/ra_hir/src/lib.rs2
-rw-r--r--crates/ra_hir/src/source_binder.rs252
3 files changed, 218 insertions, 301 deletions
diff --git a/crates/ra_hir/src/from_source.rs b/crates/ra_hir/src/from_source.rs
deleted file mode 100644
index 6314be8d4..000000000
--- a/crates/ra_hir/src/from_source.rs
+++ /dev/null
@@ -1,265 +0,0 @@
1//! Finds a corresponding hir data structure for a syntax node in a specific
2//! file.
3
4use hir_def::{
5 child_by_source::ChildBySource, dyn_map::DynMap, keys, keys::Key, nameres::ModuleSource,
6 ConstId, DefWithBodyId, EnumId, EnumVariantId, FunctionId, GenericDefId, ImplId, ModuleId,
7 StaticId, StructId, TraitId, TypeAliasId, UnionId, VariantId,
8};
9use hir_expand::{name::AsName, AstId, MacroDefId, MacroDefKind};
10use ra_db::FileId;
11use ra_prof::profile;
12use ra_syntax::{
13 ast::{self, AstNode, NameOwner},
14 match_ast, SyntaxNode,
15};
16
17use crate::{
18 db::{DefDatabase, HirDatabase},
19 Const, DefWithBody, Enum, EnumVariant, FieldSource, Function, ImplBlock, InFile, Local,
20 MacroDef, Module, Static, Struct, StructField, Trait, TypeAlias, TypeParam, Union,
21};
22
23pub trait FromSource: Sized {
24 type Ast;
25 fn from_source(db: &impl DefDatabase, src: InFile<Self::Ast>) -> Option<Self>;
26}
27
28pub trait FromSourceByContainer: Sized {
29 type Ast: AstNode + 'static;
30 type Id: Copy + 'static;
31 const KEY: Key<Self::Ast, Self::Id>;
32}
33
34impl<T: FromSourceByContainer> FromSource for T
35where
36 T: From<<T as FromSourceByContainer>::Id>,
37{
38 type Ast = <T as FromSourceByContainer>::Ast;
39 fn from_source(db: &impl DefDatabase, src: InFile<Self::Ast>) -> Option<Self> {
40 analyze_container(db, src.as_ref().map(|it| it.syntax()))[T::KEY]
41 .get(&src)
42 .copied()
43 .map(Self::from)
44 }
45}
46
47macro_rules! from_source_by_container_impls {
48 ($(($hir:ident, $id:ident, $ast:path, $key:path)),* ,) => {$(
49 impl FromSourceByContainer for $hir {
50 type Ast = $ast;
51 type Id = $id;
52 const KEY: Key<Self::Ast, Self::Id> = $key;
53 }
54 )*}
55}
56
57from_source_by_container_impls![
58 (Struct, StructId, ast::StructDef, keys::STRUCT),
59 (Union, UnionId, ast::UnionDef, keys::UNION),
60 (Enum, EnumId, ast::EnumDef, keys::ENUM),
61 (Trait, TraitId, ast::TraitDef, keys::TRAIT),
62 (Function, FunctionId, ast::FnDef, keys::FUNCTION),
63 (Static, StaticId, ast::StaticDef, keys::STATIC),
64 (Const, ConstId, ast::ConstDef, keys::CONST),
65 (TypeAlias, TypeAliasId, ast::TypeAliasDef, keys::TYPE_ALIAS),
66 (ImplBlock, ImplId, ast::ImplBlock, keys::IMPL),
67];
68
69impl FromSource for MacroDef {
70 type Ast = ast::MacroCall;
71 fn from_source(db: &impl DefDatabase, src: InFile<Self::Ast>) -> Option<Self> {
72 let kind = MacroDefKind::Declarative;
73
74 let module_src = ModuleSource::from_child_node(db, src.as_ref().map(|it| it.syntax()));
75 let module = Module::from_definition(db, InFile::new(src.file_id, module_src))?;
76 let krate = Some(module.krate().id);
77
78 let ast_id = Some(AstId::new(src.file_id, db.ast_id_map(src.file_id).ast_id(&src.value)));
79
80 let id: MacroDefId = MacroDefId { krate, ast_id, kind };
81 Some(MacroDef { id })
82 }
83}
84
85impl FromSource for EnumVariant {
86 type Ast = ast::EnumVariant;
87 fn from_source(db: &impl DefDatabase, src: InFile<Self::Ast>) -> Option<Self> {
88 let parent_enum = src.value.parent_enum();
89 let src_enum = InFile { file_id: src.file_id, value: parent_enum };
90 let parent_enum = Enum::from_source(db, src_enum)?;
91 parent_enum.id.child_by_source(db)[keys::ENUM_VARIANT]
92 .get(&src)
93 .copied()
94 .map(EnumVariant::from)
95 }
96}
97
98impl FromSource for StructField {
99 type Ast = FieldSource;
100 fn from_source(db: &impl DefDatabase, src: InFile<Self::Ast>) -> Option<Self> {
101 let src = src.as_ref();
102
103 // FIXME this is buggy
104 let variant_id: VariantId = match src.value {
105 FieldSource::Named(field) => {
106 let value = field.syntax().ancestors().find_map(ast::StructDef::cast)?;
107 let src = InFile { file_id: src.file_id, value };
108 let def = Struct::from_source(db, src)?;
109 def.id.into()
110 }
111 FieldSource::Pos(field) => {
112 let value = field.syntax().ancestors().find_map(ast::EnumVariant::cast)?;
113 let src = InFile { file_id: src.file_id, value };
114 let def = EnumVariant::from_source(db, src)?;
115 EnumVariantId::from(def).into()
116 }
117 };
118
119 let dyn_map = variant_id.child_by_source(db);
120 match src.value {
121 FieldSource::Pos(it) => dyn_map[keys::TUPLE_FIELD].get(&src.with_value(it.clone())),
122 FieldSource::Named(it) => dyn_map[keys::RECORD_FIELD].get(&src.with_value(it.clone())),
123 }
124 .copied()
125 .map(StructField::from)
126 }
127}
128
129impl Local {
130 pub fn from_source(db: &impl HirDatabase, src: InFile<ast::BindPat>) -> Option<Self> {
131 let file_id = src.file_id;
132 let parent: DefWithBody = src.value.syntax().ancestors().find_map(|it| {
133 let res = match_ast! {
134 match it {
135 ast::ConstDef(value) => { Const::from_source(db, InFile { value, file_id})?.into() },
136 ast::StaticDef(value) => { Static::from_source(db, InFile { value, file_id})?.into() },
137 ast::FnDef(value) => { Function::from_source(db, InFile { value, file_id})?.into() },
138 _ => return None,
139 }
140 };
141 Some(res)
142 })?;
143 let (_body, source_map) = db.body_with_source_map(parent.into());
144 let src = src.map(ast::Pat::from);
145 let pat_id = source_map.node_pat(src.as_ref())?;
146 Some(Local { parent, pat_id })
147 }
148}
149
150impl TypeParam {
151 pub fn from_source(db: &impl HirDatabase, src: InFile<ast::TypeParam>) -> Option<Self> {
152 let file_id = src.file_id;
153 let parent: GenericDefId = src.value.syntax().ancestors().find_map(|it| {
154 let res = match_ast! {
155 match it {
156 ast::FnDef(value) => { Function::from_source(db, InFile { value, file_id})?.id.into() },
157 ast::StructDef(value) => { Struct::from_source(db, InFile { value, file_id})?.id.into() },
158 ast::EnumDef(value) => { Enum::from_source(db, InFile { value, file_id})?.id.into() },
159 ast::TraitDef(value) => { Trait::from_source(db, InFile { value, file_id})?.id.into() },
160 ast::TypeAliasDef(value) => { TypeAlias::from_source(db, InFile { value, file_id})?.id.into() },
161 ast::ImplBlock(value) => { ImplBlock::from_source(db, InFile { value, file_id})?.id.into() },
162 _ => return None,
163 }
164 };
165 Some(res)
166 })?;
167 let &id = parent.child_by_source(db)[keys::TYPE_PARAM].get(&src)?;
168 Some(TypeParam { id })
169 }
170}
171
172impl Module {
173 pub fn from_declaration(db: &impl DefDatabase, src: InFile<ast::Module>) -> Option<Self> {
174 let _p = profile("Module::from_declaration");
175 let parent_declaration = src.value.syntax().ancestors().skip(1).find_map(ast::Module::cast);
176
177 let parent_module = match parent_declaration {
178 Some(parent_declaration) => {
179 let src_parent = InFile { file_id: src.file_id, value: parent_declaration };
180 Module::from_declaration(db, src_parent)
181 }
182 None => {
183 let source_file = db.parse(src.file_id.original_file(db)).tree();
184 let src_parent =
185 InFile { file_id: src.file_id, value: ModuleSource::SourceFile(source_file) };
186 Module::from_definition(db, src_parent)
187 }
188 }?;
189
190 let child_name = src.value.name()?.as_name();
191 let def_map = db.crate_def_map(parent_module.id.krate);
192 let child_id = def_map[parent_module.id.local_id].children.get(&child_name)?;
193 Some(parent_module.with_module_id(*child_id))
194 }
195
196 pub fn from_definition(db: &impl DefDatabase, src: InFile<ModuleSource>) -> Option<Self> {
197 let _p = profile("Module::from_definition");
198 match src.value {
199 ModuleSource::Module(ref module) => {
200 assert!(!module.has_semi());
201 return Module::from_declaration(
202 db,
203 InFile { file_id: src.file_id, value: module.clone() },
204 );
205 }
206 ModuleSource::SourceFile(_) => (),
207 };
208
209 let original_file = src.file_id.original_file(db);
210 Module::from_file(db, original_file)
211 }
212
213 fn from_file(db: &impl DefDatabase, file: FileId) -> Option<Self> {
214 let _p = profile("Module::from_file");
215 let (krate, local_id) = db.relevant_crates(file).iter().find_map(|&crate_id| {
216 let crate_def_map = db.crate_def_map(crate_id);
217 let local_id = crate_def_map.modules_for_file(file).next()?;
218 Some((crate_id, local_id))
219 })?;
220 Some(Module { id: ModuleId { krate, local_id } })
221 }
222}
223
224fn analyze_container(db: &impl DefDatabase, src: InFile<&SyntaxNode>) -> DynMap {
225 let _p = profile("analyze_container");
226 return child_by_source(db, src).unwrap_or_default();
227
228 fn child_by_source(db: &impl DefDatabase, src: InFile<&SyntaxNode>) -> Option<DynMap> {
229 for container in src.value.ancestors().skip(1) {
230 let res = match_ast! {
231 match container {
232 ast::TraitDef(it) => {
233 let def = Trait::from_source(db, src.with_value(it))?;
234 def.id.child_by_source(db)
235 },
236 ast::ImplBlock(it) => {
237 let def = ImplBlock::from_source(db, src.with_value(it))?;
238 def.id.child_by_source(db)
239 },
240 ast::FnDef(it) => {
241 let def = Function::from_source(db, src.with_value(it))?;
242 DefWithBodyId::from(def.id)
243 .child_by_source(db)
244 },
245 ast::StaticDef(it) => {
246 let def = Static::from_source(db, src.with_value(it))?;
247 DefWithBodyId::from(def.id)
248 .child_by_source(db)
249 },
250 ast::ConstDef(it) => {
251 let def = Const::from_source(db, src.with_value(it))?;
252 DefWithBodyId::from(def.id)
253 .child_by_source(db)
254 },
255 _ => { continue },
256 }
257 };
258 return Some(res);
259 }
260
261 let module_source = ModuleSource::from_child_node(db, src);
262 let c = Module::from_definition(db, src.with_value(module_source))?;
263 Some(c.id.child_by_source(db))
264 }
265}
diff --git a/crates/ra_hir/src/lib.rs b/crates/ra_hir/src/lib.rs
index a2350573c..e1c7b7a20 100644
--- a/crates/ra_hir/src/lib.rs
+++ b/crates/ra_hir/src/lib.rs
@@ -36,7 +36,6 @@ mod from_id;
36mod code_model; 36mod code_model;
37 37
38mod has_source; 38mod has_source;
39mod from_source;
40 39
41pub use crate::{ 40pub use crate::{
42 code_model::{ 41 code_model::{
@@ -45,7 +44,6 @@ pub use crate::{
45 MacroDef, Module, ModuleDef, ScopeDef, Static, Struct, StructField, Trait, Type, TypeAlias, 44 MacroDef, Module, ModuleDef, ScopeDef, Static, Struct, StructField, Trait, Type, TypeAlias,
46 TypeParam, Union, VariantDef, 45 TypeParam, Union, VariantDef,
47 }, 46 },
48 from_source::FromSource,
49 has_source::HasSource, 47 has_source::HasSource,
50 source_analyzer::{PathResolution, ScopeEntryWithSyntax, SourceAnalyzer}, 48 source_analyzer::{PathResolution, ScopeEntryWithSyntax, SourceAnalyzer},
51 source_binder::SourceBinder, 49 source_binder::SourceBinder,
diff --git a/crates/ra_hir/src/source_binder.rs b/crates/ra_hir/src/source_binder.rs
index 00541dbe1..f3150f578 100644
--- a/crates/ra_hir/src/source_binder.rs
+++ b/crates/ra_hir/src/source_binder.rs
@@ -1,22 +1,24 @@
1//! `SourceBinder` should be the main entry point for getting info about source code. 1//! `SourceBinder` is the main entry point for getting info about source code.
2//! It's main task is to map source syntax trees to hir-level IDs. 2//! It's main task is to map source syntax trees to hir-level IDs.
3//!
4//! It is intended to subsume `FromSource` and `SourceAnalyzer`.
5 3
6use hir_def::{ 4use hir_def::{
7 child_by_source::ChildBySource, 5 child_by_source::ChildBySource,
8 dyn_map::DynMap, 6 dyn_map::DynMap,
9 keys::{self, Key}, 7 keys::{self, Key},
10 resolver::{HasResolver, Resolver}, 8 resolver::{HasResolver, Resolver},
11 ConstId, DefWithBodyId, EnumId, EnumVariantId, FunctionId, ImplId, ModuleId, StaticId, 9 ConstId, DefWithBodyId, EnumId, EnumVariantId, FunctionId, GenericDefId, ImplId, ModuleId,
12 StructFieldId, StructId, TraitId, TypeAliasId, UnionId, VariantId, 10 StaticId, StructFieldId, StructId, TraitId, TypeAliasId, UnionId, VariantId,
13}; 11};
14use hir_expand::InFile; 12use hir_expand::{name::AsName, AstId, InFile, MacroDefId, MacroDefKind};
15use ra_prof::profile; 13use ra_prof::profile;
16use ra_syntax::{ast, match_ast, AstNode, SyntaxNode, TextUnit}; 14use ra_syntax::{
15 ast::{self, NameOwner},
16 match_ast, AstNode, SyntaxNode, TextUnit,
17};
17use rustc_hash::FxHashMap; 18use rustc_hash::FxHashMap;
18 19
19use crate::{db::HirDatabase, ModuleSource, SourceAnalyzer}; 20use crate::{db::HirDatabase, Local, Module, SourceAnalyzer, TypeParam};
21use ra_db::FileId;
20 22
21pub struct SourceBinder<'a, DB> { 23pub struct SourceBinder<'a, DB> {
22 pub db: &'a DB, 24 pub db: &'a DB,
@@ -48,32 +50,27 @@ impl<DB: HirDatabase> SourceBinder<'_, DB> {
48 ChildContainer::ModuleId(it) => it.resolver(self.db), 50 ChildContainer::ModuleId(it) => it.resolver(self.db),
49 ChildContainer::EnumId(it) => it.resolver(self.db), 51 ChildContainer::EnumId(it) => it.resolver(self.db),
50 ChildContainer::VariantId(it) => it.resolver(self.db), 52 ChildContainer::VariantId(it) => it.resolver(self.db),
53 ChildContainer::GenericDefId(it) => it.resolver(self.db),
51 }; 54 };
52 SourceAnalyzer::new_for_resolver(resolver, src) 55 SourceAnalyzer::new_for_resolver(resolver, src)
53 } 56 }
54 57
55 pub fn to_def<D, T>(&mut self, src: InFile<T>) -> Option<D> 58 pub fn to_def<T: ToDef>(&mut self, src: InFile<T>) -> Option<T::Def> {
56 where 59 T::to_def(self, src)
57 D: From<T::ID>, 60 }
58 T: ToId, 61
59 { 62 pub fn to_module_def(&mut self, file: FileId) -> Option<Module> {
60 let id: T::ID = self.to_id(src)?; 63 let _p = profile("SourceBinder::to_module_def");
61 Some(id.into()) 64 let (krate, local_id) = self.db.relevant_crates(file).iter().find_map(|&crate_id| {
65 let crate_def_map = self.db.crate_def_map(crate_id);
66 let local_id = crate_def_map.modules_for_file(file).next()?;
67 Some((crate_id, local_id))
68 })?;
69 Some(Module { id: ModuleId { krate, local_id } })
62 } 70 }
63 71
64 fn to_id<T: ToId>(&mut self, src: InFile<T>) -> Option<T::ID> { 72 fn to_id<T: ToId>(&mut self, src: InFile<T>) -> Option<T::ID> {
65 let container = self.find_container(src.as_ref().map(|it| it.syntax()))?; 73 T::to_id(self, src)
66 let db = self.db;
67 let dyn_map =
68 &*self.child_by_source_cache.entry(container).or_insert_with(|| match container {
69 ChildContainer::DefWithBodyId(it) => it.child_by_source(db),
70 ChildContainer::ModuleId(it) => it.child_by_source(db),
71 ChildContainer::TraitId(it) => it.child_by_source(db),
72 ChildContainer::ImplId(it) => it.child_by_source(db),
73 ChildContainer::EnumId(it) => it.child_by_source(db),
74 ChildContainer::VariantId(it) => it.child_by_source(db),
75 });
76 dyn_map[T::KEY].get(&src).copied()
77 } 74 }
78 75
79 fn find_container(&mut self, src: InFile<&SyntaxNode>) -> Option<ChildContainer> { 76 fn find_container(&mut self, src: InFile<&SyntaxNode>) -> Option<ChildContainer> {
@@ -112,19 +109,75 @@ impl<DB: HirDatabase> SourceBinder<'_, DB> {
112 let def: UnionId = self.to_id(container.with_value(it))?; 109 let def: UnionId = self.to_id(container.with_value(it))?;
113 VariantId::from(def).into() 110 VariantId::from(def).into()
114 }, 111 },
115 // FIXME: handle out-of-line modules here 112 ast::Module(it) => {
113 let def: ModuleId = self.to_id(container.with_value(it))?;
114 def.into()
115 },
116 _ => { continue }, 116 _ => { continue },
117 } 117 }
118 }; 118 };
119 return Some(res); 119 return Some(res);
120 } 120 }
121 121
122 let module_source = ModuleSource::from_child_node(self.db, src); 122 let c = self.to_module_def(src.file_id.original_file(self.db))?;
123 let c = crate::Module::from_definition(self.db, src.with_value(module_source))?;
124 Some(c.id.into()) 123 Some(c.id.into())
125 } 124 }
125
126 fn child_by_source(&mut self, container: ChildContainer) -> &DynMap {
127 let db = self.db;
128 self.child_by_source_cache.entry(container).or_insert_with(|| match container {
129 ChildContainer::DefWithBodyId(it) => it.child_by_source(db),
130 ChildContainer::ModuleId(it) => it.child_by_source(db),
131 ChildContainer::TraitId(it) => it.child_by_source(db),
132 ChildContainer::ImplId(it) => it.child_by_source(db),
133 ChildContainer::EnumId(it) => it.child_by_source(db),
134 ChildContainer::VariantId(it) => it.child_by_source(db),
135 ChildContainer::GenericDefId(it) => it.child_by_source(db),
136 })
137 }
126} 138}
127 139
140pub trait ToId: Sized {
141 type ID: Sized + Copy + 'static;
142 fn to_id<DB: HirDatabase>(sb: &mut SourceBinder<'_, DB>, src: InFile<Self>)
143 -> Option<Self::ID>;
144}
145
146pub trait ToDef: Sized + AstNode + 'static {
147 type Def;
148 fn to_def<DB: HirDatabase>(
149 sb: &mut SourceBinder<'_, DB>,
150 src: InFile<Self>,
151 ) -> Option<Self::Def>;
152}
153
154macro_rules! to_def_impls {
155 ($(($def:path, $ast:path)),* ,) => {$(
156 impl ToDef for $ast {
157 type Def = $def;
158 fn to_def<DB: HirDatabase>(sb: &mut SourceBinder<'_, DB>, src: InFile<Self>)
159 -> Option<Self::Def>
160 { sb.to_id(src).map(Into::into) }
161 }
162 )*}
163}
164
165to_def_impls![
166 (crate::Module, ast::Module),
167 (crate::Struct, ast::StructDef),
168 (crate::Enum, ast::EnumDef),
169 (crate::Union, ast::UnionDef),
170 (crate::Trait, ast::TraitDef),
171 (crate::ImplBlock, ast::ImplBlock),
172 (crate::TypeAlias, ast::TypeAliasDef),
173 (crate::Const, ast::ConstDef),
174 (crate::Static, ast::StaticDef),
175 (crate::Function, ast::FnDef),
176 (crate::StructField, ast::RecordFieldDef),
177 (crate::EnumVariant, ast::EnumVariant),
178 (crate::MacroDef, ast::MacroCall), // this one is dubious, not all calls are macros
179];
180
128#[derive(Clone, Copy, PartialEq, Eq, Hash, Debug)] 181#[derive(Clone, Copy, PartialEq, Eq, Hash, Debug)]
129enum ChildContainer { 182enum ChildContainer {
130 DefWithBodyId(DefWithBodyId), 183 DefWithBodyId(DefWithBodyId),
@@ -133,6 +186,9 @@ enum ChildContainer {
133 ImplId(ImplId), 186 ImplId(ImplId),
134 EnumId(EnumId), 187 EnumId(EnumId),
135 VariantId(VariantId), 188 VariantId(VariantId),
189 /// XXX: this might be the same def as, for example an `EnumId`. However,
190 /// here the children generic parameters, and not, eg enum variants.
191 GenericDefId(GenericDefId),
136} 192}
137impl_froms! { 193impl_froms! {
138 ChildContainer: 194 ChildContainer:
@@ -142,23 +198,46 @@ impl_froms! {
142 ImplId, 198 ImplId,
143 EnumId, 199 EnumId,
144 VariantId, 200 VariantId,
201 GenericDefId
145} 202}
146 203
147pub trait ToId: Sized + AstNode + 'static { 204pub trait ToIdByKey: Sized + AstNode + 'static {
148 type ID: Sized + Copy + 'static; 205 type ID: Sized + Copy + 'static;
149 const KEY: Key<Self, Self::ID>; 206 const KEY: Key<Self, Self::ID>;
150} 207}
151 208
152macro_rules! to_id_impls { 209impl<T: ToIdByKey> ToId for T {
210 type ID = <T as ToIdByKey>::ID;
211 fn to_id<DB: HirDatabase>(
212 sb: &mut SourceBinder<'_, DB>,
213 src: InFile<Self>,
214 ) -> Option<Self::ID> {
215 let container = sb.find_container(src.as_ref().map(|it| it.syntax()))?;
216 let db = sb.db;
217 let dyn_map =
218 &*sb.child_by_source_cache.entry(container).or_insert_with(|| match container {
219 ChildContainer::DefWithBodyId(it) => it.child_by_source(db),
220 ChildContainer::ModuleId(it) => it.child_by_source(db),
221 ChildContainer::TraitId(it) => it.child_by_source(db),
222 ChildContainer::ImplId(it) => it.child_by_source(db),
223 ChildContainer::EnumId(it) => it.child_by_source(db),
224 ChildContainer::VariantId(it) => it.child_by_source(db),
225 ChildContainer::GenericDefId(it) => it.child_by_source(db),
226 });
227 dyn_map[T::KEY].get(&src).copied()
228 }
229}
230
231macro_rules! to_id_key_impls {
153 ($(($id:ident, $ast:path, $key:path)),* ,) => {$( 232 ($(($id:ident, $ast:path, $key:path)),* ,) => {$(
154 impl ToId for $ast { 233 impl ToIdByKey for $ast {
155 type ID = $id; 234 type ID = $id;
156 const KEY: Key<Self, Self::ID> = $key; 235 const KEY: Key<Self, Self::ID> = $key;
157 } 236 }
158 )*} 237 )*}
159} 238}
160 239
161to_id_impls![ 240to_id_key_impls![
162 (StructId, ast::StructDef, keys::STRUCT), 241 (StructId, ast::StructDef, keys::STRUCT),
163 (UnionId, ast::UnionDef, keys::UNION), 242 (UnionId, ast::UnionDef, keys::UNION),
164 (EnumId, ast::EnumDef, keys::ENUM), 243 (EnumId, ast::EnumDef, keys::ENUM),
@@ -171,3 +250,108 @@ to_id_impls![
171 (StructFieldId, ast::RecordFieldDef, keys::RECORD_FIELD), 250 (StructFieldId, ast::RecordFieldDef, keys::RECORD_FIELD),
172 (EnumVariantId, ast::EnumVariant, keys::ENUM_VARIANT), 251 (EnumVariantId, ast::EnumVariant, keys::ENUM_VARIANT),
173]; 252];
253
254// FIXME: use DynMap as well?
255impl ToId for ast::MacroCall {
256 type ID = MacroDefId;
257 fn to_id<DB: HirDatabase>(
258 sb: &mut SourceBinder<'_, DB>,
259 src: InFile<Self>,
260 ) -> Option<Self::ID> {
261 let kind = MacroDefKind::Declarative;
262
263 let krate = sb.to_module_def(src.file_id.original_file(sb.db))?.id.krate;
264
265 let ast_id =
266 Some(AstId::new(src.file_id, sb.db.ast_id_map(src.file_id).ast_id(&src.value)));
267
268 Some(MacroDefId { krate: Some(krate), ast_id, kind })
269 }
270}
271
272impl ToDef for ast::BindPat {
273 type Def = Local;
274
275 fn to_def<DB: HirDatabase>(sb: &mut SourceBinder<'_, DB>, src: InFile<Self>) -> Option<Local> {
276 let file_id = src.file_id;
277 let parent: DefWithBodyId = src.value.syntax().ancestors().find_map(|it| {
278 let res = match_ast! {
279 match it {
280 ast::ConstDef(value) => { sb.to_id(InFile { value, file_id})?.into() },
281 ast::StaticDef(value) => { sb.to_id(InFile { value, file_id})?.into() },
282 ast::FnDef(value) => { sb.to_id(InFile { value, file_id})?.into() },
283 _ => return None,
284 }
285 };
286 Some(res)
287 })?;
288 let (_body, source_map) = sb.db.body_with_source_map(parent);
289 let src = src.map(ast::Pat::from);
290 let pat_id = source_map.node_pat(src.as_ref())?;
291 Some(Local { parent: parent.into(), pat_id })
292 }
293}
294
295impl ToDef for ast::TypeParam {
296 type Def = TypeParam;
297
298 fn to_def<DB: HirDatabase>(
299 sb: &mut SourceBinder<'_, DB>,
300 src: InFile<ast::TypeParam>,
301 ) -> Option<TypeParam> {
302 let mut sb = SourceBinder::new(sb.db);
303 let file_id = src.file_id;
304 let parent: GenericDefId = src.value.syntax().ancestors().find_map(|it| {
305 let res = match_ast! {
306 match it {
307 ast::FnDef(value) => { sb.to_id(InFile { value, file_id})?.into() },
308 ast::StructDef(value) => { sb.to_id(InFile { value, file_id})?.into() },
309 ast::EnumDef(value) => { sb.to_id(InFile { value, file_id})?.into() },
310 ast::TraitDef(value) => { sb.to_id(InFile { value, file_id})?.into() },
311 ast::TypeAliasDef(value) => { sb.to_id(InFile { value, file_id})?.into() },
312 ast::ImplBlock(value) => { sb.to_id(InFile { value, file_id})?.into() },
313 _ => return None,
314 }
315 };
316 Some(res)
317 })?;
318 let &id = sb.child_by_source(parent.into())[keys::TYPE_PARAM].get(&src)?;
319 Some(TypeParam { id })
320 }
321}
322
323impl ToId for ast::Module {
324 type ID = ModuleId;
325
326 fn to_id<DB: HirDatabase>(
327 sb: &mut SourceBinder<'_, DB>,
328 src: InFile<ast::Module>,
329 ) -> Option<ModuleId> {
330 {
331 let _p = profile("ast::Module::to_def");
332 let parent_declaration = src
333 .as_ref()
334 .map(|it| it.syntax())
335 .cloned()
336 .ancestors_with_macros(sb.db)
337 .skip(1)
338 .find_map(|it| {
339 let m = ast::Module::cast(it.value.clone())?;
340 Some(it.with_value(m))
341 });
342
343 let parent_module = match parent_declaration {
344 Some(parent_declaration) => sb.to_id(parent_declaration)?,
345 None => {
346 let file_id = src.file_id.original_file(sb.db);
347 sb.to_module_def(file_id)?.id
348 }
349 };
350
351 let child_name = src.value.name()?.as_name();
352 let def_map = sb.db.crate_def_map(parent_module.krate);
353 let child_id = *def_map[parent_module.local_id].children.get(&child_name)?;
354 Some(ModuleId { krate: parent_module.krate, local_id: child_id })
355 }
356 }
357}
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-08 09:12:26 +0100