3 files changed, 9 insertions, 50 deletions

diff --git a/crates/ra_ide_api/Cargo.toml b/crates/ra_ide_api/Cargo.toml
index 20c911f8f..61942bbbb 100644
--- a/crates/ra_ide_api/Cargo.toml
+++ b/crates/ra_ide_api/Cargo.toml
@@ -13,6 +13,7 @@ fst = "0.3.1"
 rustc-hash = "1.0"
 parking_lot = "0.7.0"
 unicase = "2.2.0"
+salsa = "0.10.0-alpha3"
 
 ra_syntax = { path = "../ra_syntax" }
 ra_ide_api_light = { path = "../ra_ide_api_light" }
diff --git a/crates/ra_ide_api/src/db.rs b/crates/ra_ide_api/src/db.rs
index 11305613c..f0190ae51 100644
--- a/crates/ra_ide_api/src/db.rs
+++ b/crates/ra_ide_api/src/db.rs
@@ -7,6 +7,13 @@ use ra_db::{
 
 use crate::{symbol_index, LineIndex};
 
+#[salsa::database(
+    ra_db::FilesDatabase,
+    ra_db::SyntaxDatabase,
+    LineIndexDatabase,
+    symbol_index::SymbolsDatabase,
+    hir::db::HirDatabase
+)]
 #[derive(Debug)]
 pub(crate) struct RootDatabase {
     runtime: salsa::Runtime<RootDatabase>,
@@ -64,52 +71,3 @@ fn line_index(db: &impl ra_db::FilesDatabase, file_id: FileId) -> Arc<LineIndex>
     let text = db.file_text(file_id);
     Arc::new(LineIndex::new(&*text))
 }
-
-salsa::database_storage! {
-    pub(crate) struct RootDatabaseStorage for RootDatabase {
-        impl ra_db::FilesDatabase {
-            fn file_text() for ra_db::FileTextQuery;
-            fn file_relative_path() for ra_db::FileRelativePathQuery;
-            fn file_source_root() for ra_db::FileSourceRootQuery;
-            fn source_root() for ra_db::SourceRootQuery;
-            fn source_root_crates() for ra_db::SourceRootCratesQuery;
-            fn local_roots() for ra_db::LocalRootsQuery;
-            fn library_roots() for ra_db::LibraryRootsQuery;
-            fn crate_graph() for ra_db::CrateGraphQuery;
-        }
-        impl ra_db::SyntaxDatabase {
-            fn source_file() for ra_db::SourceFileQuery;
-        }
-        impl LineIndexDatabase {
-            fn line_index() for LineIndexQuery;
-        }
-        impl symbol_index::SymbolsDatabase {
-            fn file_symbols() for symbol_index::FileSymbolsQuery;
-            fn library_symbols() for symbol_index::LibrarySymbolsQuery;
-        }
-        impl hir::db::HirDatabase {
-            fn hir_source_file() for hir::db::HirSourceFileQuery;
-            fn expand_macro_invocation() for hir::db::ExpandMacroInvocationQuery;
-            fn module_tree() for hir::db::ModuleTreeQuery;
-            fn fn_scopes() for hir::db::FnScopesQuery;
-            fn file_items() for hir::db::FileItemsQuery;
-            fn file_item() for hir::db::FileItemQuery;
-            fn lower_module() for hir::db::LowerModuleQuery;
-            fn lower_module_module() for hir::db::LowerModuleModuleQuery;
-            fn lower_module_source_map() for hir::db::LowerModuleSourceMapQuery;
-            fn item_map() for hir::db::ItemMapQuery;
-            fn submodules() for hir::db::SubmodulesQuery;
-            fn infer() for hir::db::InferQuery;
-            fn type_for_def() for hir::db::TypeForDefQuery;
-            fn type_for_field() for hir::db::TypeForFieldQuery;
-            fn struct_data() for hir::db::StructDataQuery;
-            fn enum_data() for hir::db::EnumDataQuery;
-            fn impls_in_module() for hir::db::ImplsInModuleQuery;
-            fn impls_in_crate() for hir::db::ImplsInCrateQuery;
-            fn body_hir() for hir::db::BodyHirQuery;
-            fn body_syntax_mapping() for hir::db::BodySyntaxMappingQuery;
-            fn fn_signature() for hir::db::FnSignatureQuery;
-            fn generic_params() for hir::db::GenericParamsQuery;
-        }
-    }
-}
diff --git a/crates/ra_ide_api/src/status.rs b/crates/ra_ide_api/src/status.rs
index 5c14cbdeb..d499dd878 100644
--- a/crates/ra_ide_api/src/status.rs
+++ b/crates/ra_ide_api/src/status.rs
@@ -6,7 +6,7 @@ use ra_db::{
 use crate::db::RootDatabase;
 
 pub(crate) fn status(db: &RootDatabase) -> String {
-    let n_parsed_files = db.query(SourceFileQuery).keys::<Vec<_>>().len();
+    let n_parsed_files = db.query(SourceFileQuery).entries::<Vec<_>>().len();
     let n_defs = {
         let interner: &hir::HirInterner = db.as_ref();
         interner.len()