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-rw-r--r--crates/ra_db/src/input.rs8
-rw-r--r--crates/ra_db/src/lib.rs20
2 files changed, 16 insertions, 12 deletions
diff --git a/crates/ra_db/src/input.rs b/crates/ra_db/src/input.rs
index a8d6466ea..bf26048f2 100644
--- a/crates/ra_db/src/input.rs
+++ b/crates/ra_db/src/input.rs
@@ -15,12 +15,10 @@ use std::{
15 15
16use ra_cfg::CfgOptions; 16use ra_cfg::CfgOptions;
17use ra_syntax::SmolStr; 17use ra_syntax::SmolStr;
18use rustc_hash::FxHashMap; 18use ra_tt::TokenExpander;
19use rustc_hash::FxHashSet; 19use rustc_hash::{FxHashMap, FxHashSet};
20 20
21use crate::{RelativePath, RelativePathBuf}; 21use crate::{RelativePath, RelativePathBuf};
22use fmt::Display;
23use ra_tt::TokenExpander;
24 22
25/// `FileId` is an integer which uniquely identifies a file. File paths are 23/// `FileId` is an integer which uniquely identifies a file. File paths are
26/// messy and system-dependent, so most of the code should work directly with 24/// messy and system-dependent, so most of the code should work directly with
@@ -111,7 +109,7 @@ impl CrateName {
111 } 109 }
112} 110}
113 111
114impl Display for CrateName { 112impl fmt::Display for CrateName {
115 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { 113 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
116 write!(f, "{}", self.0) 114 write!(f, "{}", self.0)
117 } 115 }
diff --git a/crates/ra_db/src/lib.rs b/crates/ra_db/src/lib.rs
index 2ab314884..80ddb6058 100644
--- a/crates/ra_db/src/lib.rs
+++ b/crates/ra_db/src/lib.rs
@@ -7,6 +7,7 @@ use std::{panic, sync::Arc};
7 7
8use ra_prof::profile; 8use ra_prof::profile;
9use ra_syntax::{ast, Parse, SourceFile, TextRange, TextSize}; 9use ra_syntax::{ast, Parse, SourceFile, TextRange, TextSize};
10use rustc_hash::FxHashSet;
10 11
11pub use crate::{ 12pub use crate::{
12 cancellation::Canceled, 13 cancellation::Canceled,
@@ -95,7 +96,7 @@ pub trait FileLoader {
95 /// `struct StrPath(str)` for clarity some day, but it's a bit messy, so we 96 /// `struct StrPath(str)` for clarity some day, but it's a bit messy, so we
96 /// get by with a `&str` for the time being. 97 /// get by with a `&str` for the time being.
97 fn resolve_path(&self, anchor: FileId, path: &str) -> Option<FileId>; 98 fn resolve_path(&self, anchor: FileId, path: &str) -> Option<FileId>;
98 fn relevant_crates(&self, file_id: FileId) -> Arc<Vec<CrateId>>; 99 fn relevant_crates(&self, file_id: FileId) -> Arc<FxHashSet<CrateId>>;
99} 100}
100 101
101/// Database which stores all significant input facts: source code and project 102/// Database which stores all significant input facts: source code and project
@@ -133,16 +134,21 @@ pub trait SourceDatabaseExt: SourceDatabase {
133 #[salsa::input] 134 #[salsa::input]
134 fn source_root(&self, id: SourceRootId) -> Arc<SourceRoot>; 135 fn source_root(&self, id: SourceRootId) -> Arc<SourceRoot>;
135 136
136 fn source_root_crates(&self, id: SourceRootId) -> Arc<Vec<CrateId>>; 137 fn source_root_crates(&self, id: SourceRootId) -> Arc<FxHashSet<CrateId>>;
137} 138}
138 139
139fn source_root_crates( 140fn source_root_crates(
140 db: &(impl SourceDatabaseExt + SourceDatabase), 141 db: &(impl SourceDatabaseExt + SourceDatabase),
141 id: SourceRootId, 142 id: SourceRootId,
142) -> Arc<Vec<CrateId>> { 143) -> Arc<FxHashSet<CrateId>> {
143 let root = db.source_root(id);
144 let graph = db.crate_graph(); 144 let graph = db.crate_graph();
145 let res = root.walk().filter_map(|it| graph.crate_id_for_crate_root(it)).collect::<Vec<_>>(); 145 let res = graph
146 .iter()
147 .filter(|&krate| {
148 let root_file = graph[krate].root_file_id;
149 db.file_source_root(root_file) == id
150 })
151 .collect::<FxHashSet<_>>();
146 Arc::new(res) 152 Arc::new(res)
147} 153}
148 154
@@ -156,7 +162,7 @@ impl<T: SourceDatabaseExt> FileLoader for FileLoaderDelegate<&'_ T> {
156 fn resolve_path(&self, anchor: FileId, path: &str) -> Option<FileId> { 162 fn resolve_path(&self, anchor: FileId, path: &str) -> Option<FileId> {
157 // FIXME: this *somehow* should be platform agnostic... 163 // FIXME: this *somehow* should be platform agnostic...
158 if std::path::Path::new(path).is_absolute() { 164 if std::path::Path::new(path).is_absolute() {
159 let krate = *self.relevant_crates(anchor).get(0)?; 165 let krate = *self.relevant_crates(anchor).iter().next()?;
160 let (extern_source_id, relative_file) = 166 let (extern_source_id, relative_file) =
161 self.0.crate_graph()[krate].extern_source.extern_path(path.as_ref())?; 167 self.0.crate_graph()[krate].extern_source.extern_path(path.as_ref())?;
162 168
@@ -175,7 +181,7 @@ impl<T: SourceDatabaseExt> FileLoader for FileLoaderDelegate<&'_ T> {
175 } 181 }
176 } 182 }
177 183
178 fn relevant_crates(&self, file_id: FileId) -> Arc<Vec<CrateId>> { 184 fn relevant_crates(&self, file_id: FileId) -> Arc<FxHashSet<CrateId>> {
179 let source_root = self.0.file_source_root(file_id); 185 let source_root = self.0.file_source_root(file_id);
180 self.0.source_root_crates(source_root) 186 self.0.source_root_crates(source_root)
181 } 187 }