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-rw-r--r--crates/ra_hir_expand/src/lib.rs39
1 files changed, 4 insertions, 35 deletions
diff --git a/crates/ra_hir_expand/src/lib.rs b/crates/ra_hir_expand/src/lib.rs
index 2c5b6b2bb..fb88d2ac2 100644
--- a/crates/ra_hir_expand/src/lib.rs
+++ b/crates/ra_hir_expand/src/lib.rs
@@ -13,7 +13,7 @@ pub mod diagnostics;
13pub mod builtin_macro; 13pub mod builtin_macro;
14pub mod quote; 14pub mod quote;
15 15
16use std::hash::{Hash, Hasher}; 16use std::hash::Hash;
17use std::sync::Arc; 17use std::sync::Arc;
18 18
19use ra_db::{salsa, CrateId, FileId}; 19use ra_db::{salsa, CrateId, FileId};
@@ -70,7 +70,7 @@ impl HirFileId {
70 HirFileIdRepr::FileId(file_id) => file_id, 70 HirFileIdRepr::FileId(file_id) => file_id,
71 HirFileIdRepr::MacroFile(macro_file) => { 71 HirFileIdRepr::MacroFile(macro_file) => {
72 let loc = db.lookup_intern_macro(macro_file.macro_call_id); 72 let loc = db.lookup_intern_macro(macro_file.macro_call_id);
73 loc.ast_id.file_id().original_file(db) 73 loc.ast_id.file_id.original_file(db)
74 } 74 }
75 } 75 }
76 } 76 }
@@ -214,43 +214,12 @@ impl ExpansionInfo {
214/// 214///
215/// It is stable across reparses, and can be used as salsa key/value. 215/// It is stable across reparses, and can be used as salsa key/value.
216// FIXME: isn't this just a `Source<FileAstId<N>>` ? 216// FIXME: isn't this just a `Source<FileAstId<N>>` ?
217#[derive(Debug)] 217pub type AstId<N> = InFile<FileAstId<N>>;
218pub struct AstId<N: AstNode> {
219 file_id: HirFileId,
220 file_ast_id: FileAstId<N>,
221}
222
223impl<N: AstNode> Clone for AstId<N> {
224 fn clone(&self) -> AstId<N> {
225 *self
226 }
227}
228impl<N: AstNode> Copy for AstId<N> {}
229
230impl<N: AstNode> PartialEq for AstId<N> {
231 fn eq(&self, other: &Self) -> bool {
232 (self.file_id, self.file_ast_id) == (other.file_id, other.file_ast_id)
233 }
234}
235impl<N: AstNode> Eq for AstId<N> {}
236impl<N: AstNode> Hash for AstId<N> {
237 fn hash<H: Hasher>(&self, hasher: &mut H) {
238 (self.file_id, self.file_ast_id).hash(hasher);
239 }
240}
241 218
242impl<N: AstNode> AstId<N> { 219impl<N: AstNode> AstId<N> {
243 pub fn new(file_id: HirFileId, file_ast_id: FileAstId<N>) -> AstId<N> {
244 AstId { file_id, file_ast_id }
245 }
246
247 pub fn file_id(&self) -> HirFileId {
248 self.file_id
249 }
250
251 pub fn to_node(&self, db: &dyn db::AstDatabase) -> N { 220 pub fn to_node(&self, db: &dyn db::AstDatabase) -> N {
252 let root = db.parse_or_expand(self.file_id).unwrap(); 221 let root = db.parse_or_expand(self.file_id).unwrap();
253 db.ast_id_map(self.file_id).get(self.file_ast_id).to_node(&root) 222 db.ast_id_map(self.file_id).get(self.value).to_node(&root)
254 } 223 }
255} 224}
256 225