rename FilesDatabase -> SourceDatabase

crates/ra_db/src/lib.rs

@@ -63,8 +63,10 @@ pub struct FileRange {
     pub range: TextRange,
 }
 
-#[salsa::query_group(FilesDatabaseStorage)]
-pub trait FilesDatabase: salsa::Database + CheckCanceled {
+/// Database which stores all significant input facts: source code and project
+/// model. Everything else in rust-analyzer is derived from these queries.
+#[salsa::query_group(SourceDatabaseStorage)]
+pub trait SourceDatabase: salsa::Database + CheckCanceled {
     /// Text of the file.
     #[salsa::input]
     fn file_text(&self, file_id: FileId) -> Arc<String>;
@@ -85,7 +87,7 @@ pub trait FilesDatabase: salsa::Database + CheckCanceled {
     fn crate_graph(&self) -> Arc<CrateGraph>;
 }
 
-fn source_root_crates(db: &impl FilesDatabase, id: SourceRootId) -> Arc<Vec<CrateId>> {
+fn source_root_crates(db: &impl SourceDatabase, id: SourceRootId) -> Arc<Vec<CrateId>> {
     let root = db.source_root(id);
     let graph = db.crate_graph();
     let res = root
@@ -96,7 +98,7 @@ fn source_root_crates(db: &impl FilesDatabase, id: SourceRootId) -> Arc<Vec<Crat
     Arc::new(res)
 }
 
-fn source_file(db: &impl FilesDatabase, file_id: FileId) -> TreeArc<SourceFile> {
+fn source_file(db: &impl SourceDatabase, file_id: FileId) -> TreeArc<SourceFile> {
     let text = db.file_text(file_id);
     SourceFile::parse(&*text)
 }

crates/ra_hir/src/db.rs

@@ -1,7 +1,7 @@
 use std::sync::Arc;
 
 use ra_syntax::{SyntaxNode, TreeArc, SourceFile};
-use ra_db::{FilesDatabase, CrateId, salsa};
+use ra_db::{SourceDatabase, CrateId, salsa};
 
 use crate::{
     MacroCallId, HirFileId,
@@ -19,7 +19,7 @@ use crate::{
 };
 
 #[salsa::query_group(HirDatabaseStorage)]
-pub trait HirDatabase: FilesDatabase + AsRef<HirInterner> {
+pub trait HirDatabase: SourceDatabase + AsRef<HirInterner> {
     #[salsa::invoke(HirFileId::hir_source_file)]
     fn hir_source_file(&self, file_id: HirFileId) -> TreeArc<SourceFile>;
 

crates/ra_hir/src/mock.rs

@@ -2,7 +2,7 @@ use std::{sync::Arc, panic};
 
 use parking_lot::Mutex;
 use ra_db::{
-    CheckCanceled, FilePosition, FileId, CrateGraph, SourceRoot, SourceRootId, FilesDatabase, salsa,
+    CheckCanceled, FilePosition, FileId, CrateGraph, SourceRoot, SourceRootId, SourceDatabase, salsa,
 };
 use relative_path::RelativePathBuf;
 use test_utils::{parse_fixture, CURSOR_MARKER, extract_offset};
@@ -11,7 +11,7 @@ use crate::{db, HirInterner};
 
 pub const WORKSPACE: SourceRootId = SourceRootId(0);
 
-#[salsa::database(ra_db::FilesDatabaseStorage, db::HirDatabaseStorage)]
+#[salsa::database(ra_db::SourceDatabaseStorage, db::HirDatabaseStorage)]
 #[derive(Debug)]
 pub(crate) struct MockDatabase {
     events: Mutex<Option<Vec<salsa::Event<MockDatabase>>>>,

crates/ra_hir/src/nameres/tests.rs

@@ -1,6 +1,6 @@
 use std::sync::Arc;
 
-use ra_db::{CrateGraph, SourceRootId, FilesDatabase};
+use ra_db::{CrateGraph, SourceRootId, SourceDatabase};
 use relative_path::RelativePath;
 use test_utils::{assert_eq_text, covers};
 

crates/ra_hir/src/ty/tests.rs

@@ -1,7 +1,7 @@
 use std::sync::Arc;
 use std::fmt::Write;
 
-use ra_db::{FilesDatabase, salsa::Database};
+use ra_db::{SourceDatabase, salsa::Database};
 use ra_syntax::ast::{self, AstNode};
 
 use crate::{

crates/ra_ide_api/src/call_info.rs

@@ -1,4 +1,4 @@
-use ra_db::FilesDatabase;
+use ra_db::SourceDatabase;
 use ra_syntax::{
     AstNode, SyntaxNode, TextUnit, TextRange,
     SyntaxKind::FN_DEF,

crates/ra_ide_api/src/completion.rs

@@ -9,7 +9,7 @@ mod complete_path;
 mod complete_scope;
 mod complete_postfix;
 
-use ra_db::FilesDatabase;
+use ra_db::SourceDatabase;
 
 use crate::{
     db,

crates/ra_ide_api/src/db.rs

@@ -1,14 +1,14 @@
 use std::sync::Arc;
 
 use ra_db::{
-    CheckCanceled, FileId, Canceled, FilesDatabase,
+    CheckCanceled, FileId, Canceled, SourceDatabase,
     salsa,
 };
 
 use crate::{LineIndex, symbol_index::{self, SymbolsDatabase}};
 
 #[salsa::database(
-    ra_db::FilesDatabaseStorage,
+    ra_db::SourceDatabaseStorage,
     LineIndexDatabaseStorage,
     symbol_index::SymbolsDatabaseStorage,
     hir::db::HirDatabaseStorage
@@ -59,11 +59,11 @@ impl AsRef<hir::HirInterner> for RootDatabase {
 }
 
 #[salsa::query_group(LineIndexDatabaseStorage)]
-pub(crate) trait LineIndexDatabase: ra_db::FilesDatabase + CheckCanceled {
+pub(crate) trait LineIndexDatabase: ra_db::SourceDatabase + CheckCanceled {
     fn line_index(&self, file_id: FileId) -> Arc<LineIndex>;
 }
 
-fn line_index(db: &impl ra_db::FilesDatabase, file_id: FileId) -> Arc<LineIndex> {
+fn line_index(db: &impl ra_db::SourceDatabase, file_id: FileId) -> Arc<LineIndex> {
     let text = db.file_text(file_id);
     Arc::new(LineIndex::new(&*text))
 }

crates/ra_ide_api/src/extend_selection.rs

@@ -1,4 +1,4 @@
-use ra_db::FilesDatabase;
+use ra_db::SourceDatabase;
 use ra_syntax::{
     SyntaxNode, AstNode, SourceFile,
     ast, algo::find_covering_node,

crates/ra_ide_api/src/goto_definition.rs

@@ -1,4 +1,4 @@
-use ra_db::{FileId, FilesDatabase};
+use ra_db::{FileId, SourceDatabase};
 use ra_syntax::{
     AstNode, ast,
     algo::find_node_at_offset,

crates/ra_ide_api/src/hover.rs

@@ -1,4 +1,4 @@
-use ra_db::FilesDatabase;
+use ra_db::SourceDatabase;
 use ra_syntax::{
     AstNode, SyntaxNode, TreeArc, ast,
     algo::{find_covering_node, find_node_at_offset, find_leaf_at_offset, visit::{visitor, Visitor}},

crates/ra_ide_api/src/imp.rs

@@ -4,7 +4,7 @@ use hir::{
     self, Problem, source_binder
 };
 use ra_db::{
-    FilesDatabase, SourceRoot, SourceRootId,
+    SourceDatabase, SourceRoot, SourceRootId,
     salsa::{Database, SweepStrategy},
 };
 use ra_ide_api_light::{self, assists, LocalEdit, Severity};

crates/ra_ide_api/src/lib.rs

@@ -34,7 +34,7 @@ use std::{fmt, sync::Arc};
 use ra_syntax::{SourceFile, TreeArc, TextRange, TextUnit};
 use ra_text_edit::TextEdit;
 use ra_db::{
-    FilesDatabase, CheckCanceled,
+    SourceDatabase, CheckCanceled,
     salsa::{self, ParallelDatabase},
 };
 use rayon::prelude::*;

crates/ra_ide_api/src/rename.rs

@@ -17,7 +17,7 @@ use crate::{
     SourceChange,
     SourceFileEdit,
 };
-use ra_db::FilesDatabase;
+use ra_db::SourceDatabase;
 use relative_path::RelativePath;
 
 pub(crate) fn rename(

crates/ra_ide_api/src/runnables.rs

@@ -3,7 +3,7 @@ use ra_syntax::{
     TextRange, SyntaxNode,
     ast::{self, AstNode, NameOwner, ModuleItemOwner},
 };
-use ra_db::FilesDatabase;
+use ra_db::SourceDatabase;
 
 use crate::{db::RootDatabase, FileId};
 

crates/ra_ide_api/src/symbol_index.rs

@@ -34,7 +34,7 @@ use ra_syntax::{
     ast::{self, NameOwner},
 };
 use ra_db::{
-    SourceRootId, FilesDatabase,
+    SourceRootId, SourceDatabase,
     salsa::{self, ParallelDatabase},
 };
 use rayon::prelude::*;

crates/ra_ide_api/src/syntax_highlighting.rs

@@ -1,5 +1,5 @@
 use ra_syntax::{ast, AstNode,};
-use ra_db::FilesDatabase;
+use ra_db::SourceDatabase;
 
 use crate::{
     FileId, HighlightedRange,