Remove special casing for library symbols

We might as well handle them internally, via queries.

I am not sure, but it looks like the current LibraryData setup might
even predate salsa? It's not really needed and creates a bunch of
complexity.

2 files changed, 11 insertions, 6 deletions

diff --git a/crates/ra_ide/src/lib.rs b/crates/ra_ide/src/lib.rs
index 375da1f45..51dc1f041 100644
--- a/crates/ra_ide/src/lib.rs
+++ b/crates/ra_ide/src/lib.rs
@@ -82,7 +82,7 @@ pub use ra_db::{
     Canceled, CrateGraph, CrateId, Edition, FileId, FilePosition, FileRange, SourceRootId,
 };
 pub use ra_ide_db::{
-    change::{AnalysisChange, LibraryData},
+    change::AnalysisChange,
     line_index::{LineCol, LineIndex},
     search::SearchScope,
     source_change::{FileSystemEdit, SourceChange, SourceFileEdit},
diff --git a/crates/ra_ide/src/status.rs b/crates/ra_ide/src/status.rs
index 5b7992920..45411b357 100644
--- a/crates/ra_ide/src/status.rs
+++ b/crates/ra_ide/src/status.rs
@@ -16,6 +16,7 @@ use ra_prof::{memory_usage, Bytes};
 use ra_syntax::{ast, Parse, SyntaxNode};
 
 use crate::FileId;
+use rustc_hash::FxHashMap;
 
 fn syntax_tree_stats(db: &RootDatabase) -> SyntaxTreeStats {
     db.query(ra_db::ParseQuery).entries::<SyntaxTreeStats>()
@@ -123,20 +124,24 @@ struct LibrarySymbolsStats {
 
 impl fmt::Display for LibrarySymbolsStats {
     fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
-        write!(fmt, "{} ({}) symbols", self.total, self.size,)
+        write!(fmt, "{} ({}) symbols", self.total, self.size)
     }
 }
 
-impl FromIterator<TableEntry<SourceRootId, Arc<SymbolIndex>>> for LibrarySymbolsStats {
+impl FromIterator<TableEntry<(), Arc<FxHashMap<SourceRootId, SymbolIndex>>>>
+    for LibrarySymbolsStats
+{
     fn from_iter<T>(iter: T) -> LibrarySymbolsStats
     where
-        T: IntoIterator<Item = TableEntry<SourceRootId, Arc<SymbolIndex>>>,
+        T: IntoIterator<Item = TableEntry<(), Arc<FxHashMap<SourceRootId, SymbolIndex>>>>,
     {
         let mut res = LibrarySymbolsStats::default();
         for entry in iter {
             let value = entry.value.unwrap();
-            res.total += value.len();
-            res.size += value.memory_size();
+            for symbols in value.values() {
+                res.total += symbols.len();
+                res.size += symbols.memory_size();
+            }
         }
         res
     }