19 files changed, 41 insertions, 47 deletions

diff --git a/crates/ra_db/src/lib.rs b/crates/ra_db/src/lib.rs
index 2664dc69a..6e17f33f0 100644
--- a/crates/ra_db/src/lib.rs
+++ b/crates/ra_db/src/lib.rs
@@ -71,7 +71,7 @@ pub trait SourceDatabase: salsa::Database + CheckCanceled {
     #[salsa::input]
     fn file_text(&self, file_id: FileId) -> Arc<String>;
     // Parses the file into the syntax tree.
-    fn source_file(&self, file_id: FileId) -> TreeArc<SourceFile>;
+    fn parse(&self, file_id: FileId) -> TreeArc<SourceFile>;
     /// Path to a file, relative to the root of its source root.
     #[salsa::input]
     fn file_relative_path(&self, file_id: FileId) -> RelativePathBuf;
@@ -98,7 +98,7 @@ fn source_root_crates(db: &impl SourceDatabase, id: SourceRootId) -> Arc<Vec<Cra
     Arc::new(res)
 }
 
-fn source_file(db: &impl SourceDatabase, file_id: FileId) -> TreeArc<SourceFile> {
+fn parse(db: &impl SourceDatabase, file_id: FileId) -> TreeArc<SourceFile> {
     let text = db.file_text(file_id);
     SourceFile::parse(&*text)
 }
diff --git a/crates/ra_hir/src/db.rs b/crates/ra_hir/src/db.rs
index 9b5b79d38..5df4bd4a1 100644
--- a/crates/ra_hir/src/db.rs
+++ b/crates/ra_hir/src/db.rs
@@ -20,8 +20,8 @@ use crate::{
 
 #[salsa::query_group(HirDatabaseStorage)]
 pub trait HirDatabase: SourceDatabase + AsRef<HirInterner> {
-    #[salsa::invoke(HirFileId::hir_source_file)]
-    fn hir_source_file(&self, file_id: HirFileId) -> TreeArc<SourceFile>;
+    #[salsa::invoke(HirFileId::hir_parse)]
+    fn hir_parse(&self, file_id: HirFileId) -> TreeArc<SourceFile>;
 
     #[salsa::invoke(crate::macros::expand_macro_invocation)]
     fn expand_macro_invocation(&self, invoc: MacroCallId) -> Option<Arc<MacroExpansion>>;
diff --git a/crates/ra_hir/src/ids.rs b/crates/ra_hir/src/ids.rs
index 5272656ec..7dd4b540e 100644
--- a/crates/ra_hir/src/ids.rs
+++ b/crates/ra_hir/src/ids.rs
@@ -86,12 +86,9 @@ impl HirFileId {
         }
     }
 
-    pub(crate) fn hir_source_file(
-        db: &impl HirDatabase,
-        file_id: HirFileId,
-    ) -> TreeArc<SourceFile> {
+    pub(crate) fn hir_parse(db: &impl HirDatabase, file_id: HirFileId) -> TreeArc<SourceFile> {
         match file_id.0 {
-            HirFileIdRepr::File(file_id) => db.source_file(file_id),
+            HirFileIdRepr::File(file_id) => db.parse(file_id),
             HirFileIdRepr::Macro(m) => {
                 if let Some(exp) = db.expand_macro_invocation(m) {
                     return exp.file();
@@ -370,7 +367,7 @@ impl SourceFileItems {
             self.arena.iter().map(|(_id, i)| i).collect::<Vec<_>>(),
         );
     }
-    pub fn id_of_source_file(&self) -> SourceFileItemId {
+    pub fn id_of_parse(&self) -> SourceFileItemId {
         let (id, _syntax) = self.arena.iter().next().unwrap();
         id
     }
diff --git a/crates/ra_hir/src/nameres/lower.rs b/crates/ra_hir/src/nameres/lower.rs
index b4fe99ea7..1d77548f3 100644
--- a/crates/ra_hir/src/nameres/lower.rs
+++ b/crates/ra_hir/src/nameres/lower.rs
@@ -129,7 +129,7 @@ impl LoweredModule {
                     let id = loc.id(db);
                     let file_id = HirFileId::from(id);
                     //FIXME: expand recursively
-                    for item in db.hir_source_file(file_id).items() {
+                    for item in db.hir_parse(file_id).items() {
                         self.add_def_id(source_map, db, module, file_id, item);
                     }
                 }
diff --git a/crates/ra_hir/src/query_definitions.rs b/crates/ra_hir/src/query_definitions.rs
index cf8c7e435..61c93a964 100644
--- a/crates/ra_hir/src/query_definitions.rs
+++ b/crates/ra_hir/src/query_definitions.rs
@@ -23,7 +23,7 @@ pub(super) fn fn_scopes(db: &impl HirDatabase, func: Function) -> Arc<FnScopes>
 }
 
 pub(super) fn file_items(db: &impl HirDatabase, file_id: HirFileId) -> Arc<SourceFileItems> {
-    let source_file = db.hir_source_file(file_id);
+    let source_file = db.hir_parse(file_id);
     let res = SourceFileItems::new(file_id, &source_file);
     Arc::new(res)
 }
@@ -34,10 +34,7 @@ pub(super) fn file_item(
 ) -> TreeArc<SyntaxNode> {
     match source_item_id.item_id {
         Some(id) => db.file_items(source_item_id.file_id)[id].to_owned(),
-        None => db
-            .hir_source_file(source_item_id.file_id)
-            .syntax()
-            .to_owned(),
+        None => db.hir_parse(source_item_id.file_id).syntax().to_owned(),
     }
 }
 
diff --git a/crates/ra_hir/src/source_binder.rs b/crates/ra_hir/src/source_binder.rs
index dbe040805..c0b3f1cd4 100644
--- a/crates/ra_hir/src/source_binder.rs
+++ b/crates/ra_hir/src/source_binder.rs
@@ -43,7 +43,7 @@ pub fn module_from_declaration(
 
 /// Locates the module by position in the source code.
 pub fn module_from_position(db: &impl HirDatabase, position: FilePosition) -> Option<Module> {
-    let file = db.source_file(position.file_id);
+    let file = db.parse(position.file_id);
     match find_node_at_offset::<ast::Module>(file.syntax(), position.offset) {
         Some(m) if !m.has_semi() => module_from_inline(db, position.file_id.into(), m),
         _ => module_from_file_id(db, position.file_id.into()),
@@ -95,7 +95,7 @@ fn module_from_source(db: &impl HirDatabase, source: SourceItemId) -> Option<Mod
 }
 
 pub fn function_from_position(db: &impl HirDatabase, position: FilePosition) -> Option<Function> {
-    let file = db.source_file(position.file_id);
+    let file = db.parse(position.file_id);
     let fn_def = find_node_at_offset::<ast::FnDef>(file.syntax(), position.offset)?;
     function_from_source(db, position.file_id, fn_def)
 }
diff --git a/crates/ra_hir/src/ty/tests.rs b/crates/ra_hir/src/ty/tests.rs
index 0eb4da06e..e0b0689f8 100644
--- a/crates/ra_hir/src/ty/tests.rs
+++ b/crates/ra_hir/src/ty/tests.rs
@@ -547,7 +547,7 @@ fn quux() {
 
 fn infer(content: &str) -> String {
     let (db, _, file_id) = MockDatabase::with_single_file(content);
-    let source_file = db.source_file(file_id);
+    let source_file = db.parse(file_id);
     let mut acc = String::new();
     for fn_def in source_file
         .syntax()
diff --git a/crates/ra_ide_api/src/call_info.rs b/crates/ra_ide_api/src/call_info.rs
index 728f2df30..3267fff96 100644
--- a/crates/ra_ide_api/src/call_info.rs
+++ b/crates/ra_ide_api/src/call_info.rs
@@ -10,7 +10,7 @@ use crate::{FilePosition, CallInfo, db::RootDatabase};
 
 /// Computes parameter information for the given call expression.
 pub(crate) fn call_info(db: &RootDatabase, position: FilePosition) -> Option<CallInfo> {
-    let file = db.source_file(position.file_id);
+    let file = db.parse(position.file_id);
     let syntax = file.syntax();
 
     // Find the calling expression and it's NameRef
@@ -22,7 +22,7 @@ pub(crate) fn call_info(db: &RootDatabase, position: FilePosition) -> Option<Cal
     let symbol = file_symbols
         .into_iter()
         .find(|it| it.ptr.kind() == FN_DEF)?;
-    let fn_file = db.source_file(symbol.file_id);
+    let fn_file = db.parse(symbol.file_id);
     let fn_def = symbol.ptr.to_node(&fn_file);
     let fn_def = ast::FnDef::cast(fn_def).unwrap();
     let mut call_info = CallInfo::new(fn_def)?;
diff --git a/crates/ra_ide_api/src/completion.rs b/crates/ra_ide_api/src/completion.rs
index be64f2c5a..b1867de42 100644
--- a/crates/ra_ide_api/src/completion.rs
+++ b/crates/ra_ide_api/src/completion.rs
@@ -45,7 +45,7 @@ pub use crate::completion::completion_item::{CompletionItem, CompletionItemKind,
 /// identifier prefix/fuzzy match should be done higher in the stack, together
 /// with ordering of completions (currently this is done by the client).
 pub(crate) fn completions(db: &db::RootDatabase, position: FilePosition) -> Option<Completions> {
-    let original_file = db.source_file(position.file_id);
+    let original_file = db.parse(position.file_id);
     let ctx = CompletionContext::new(db, &original_file, position)?;
 
     let mut acc = Completions::default();
diff --git a/crates/ra_ide_api/src/extend_selection.rs b/crates/ra_ide_api/src/extend_selection.rs
index 1cd955357..cd2ebe471 100644
--- a/crates/ra_ide_api/src/extend_selection.rs
+++ b/crates/ra_ide_api/src/extend_selection.rs
@@ -10,7 +10,7 @@ use crate::{
 };
 
 pub(crate) fn extend_selection(db: &RootDatabase, frange: FileRange) -> TextRange {
-    let source_file = db.source_file(frange.file_id);
+    let source_file = db.parse(frange.file_id);
     if let Some(range) = extend_selection_in_macro(db, &source_file, frange) {
         return range;
     }
diff --git a/crates/ra_ide_api/src/goto_definition.rs b/crates/ra_ide_api/src/goto_definition.rs
index 180cc7c80..2a20c20ee 100644
--- a/crates/ra_ide_api/src/goto_definition.rs
+++ b/crates/ra_ide_api/src/goto_definition.rs
@@ -11,7 +11,7 @@ pub(crate) fn goto_definition(
     db: &RootDatabase,
     position: FilePosition,
 ) -> Option<RangeInfo<Vec<NavigationTarget>>> {
-    let file = db.source_file(position.file_id);
+    let file = db.parse(position.file_id);
     let syntax = file.syntax();
     if let Some(name_ref) = find_node_at_offset::<ast::NameRef>(syntax, position.offset) {
         let navs = reference_definition(db, position.file_id, name_ref).to_vec();
diff --git a/crates/ra_ide_api/src/hover.rs b/crates/ra_ide_api/src/hover.rs
index b6d727399..ff9ae2d9c 100644
--- a/crates/ra_ide_api/src/hover.rs
+++ b/crates/ra_ide_api/src/hover.rs
@@ -7,7 +7,7 @@ use ra_syntax::{
 use crate::{db::RootDatabase, RangeInfo, FilePosition, FileRange, NavigationTarget};
 
 pub(crate) fn hover(db: &RootDatabase, position: FilePosition) -> Option<RangeInfo<String>> {
-    let file = db.source_file(position.file_id);
+    let file = db.parse(position.file_id);
     let mut res = Vec::new();
 
     let mut range = None;
@@ -53,7 +53,7 @@ pub(crate) fn hover(db: &RootDatabase, position: FilePosition) -> Option<RangeIn
 }
 
 pub(crate) fn type_of(db: &RootDatabase, frange: FileRange) -> Option<String> {
-    let file = db.source_file(frange.file_id);
+    let file = db.parse(frange.file_id);
     let syntax = file.syntax();
     let leaf_node = find_covering_node(syntax, frange.range);
     // if we picked identifier, expand to pattern/expression
@@ -88,7 +88,7 @@ fn doc_text_for(db: &RootDatabase, nav: NavigationTarget) -> Option<String> {
 
 impl NavigationTarget {
     fn node(&self, db: &RootDatabase) -> Option<TreeArc<SyntaxNode>> {
-        let source_file = db.source_file(self.file_id());
+        let source_file = db.parse(self.file_id());
         let source_file = source_file.syntax();
         let node = source_file
             .descendants()
diff --git a/crates/ra_ide_api/src/imp.rs b/crates/ra_ide_api/src/imp.rs
index 1222fdc44..399433a01 100644
--- a/crates/ra_ide_api/src/imp.rs
+++ b/crates/ra_ide_api/src/imp.rs
@@ -76,9 +76,9 @@ impl db::RootDatabase {
     /// syntax trees. However, if we actually do that, everything is recomputed
     /// for some reason. Needs investigation.
     pub(crate) fn collect_garbage(&mut self) {
-        self.query(ra_db::SourceFileQuery)
+        self.query(ra_db::ParseQuery)
             .sweep(SweepStrategy::default().discard_values());
-        self.query(hir::db::HirSourceFileQuery)
+        self.query(hir::db::HirParseQuery)
             .sweep(SweepStrategy::default().discard_values());
         self.query(hir::db::FileItemsQuery)
             .sweep(SweepStrategy::default().discard_values());
@@ -102,7 +102,7 @@ impl db::RootDatabase {
     }
 
     pub(crate) fn find_all_refs(&self, position: FilePosition) -> Vec<(FileId, TextRange)> {
-        let file = self.source_file(position.file_id);
+        let file = self.parse(position.file_id);
         // Find the binding associated with the offset
         let (binding, descr) = match find_binding(self, &file, position) {
             None => return Vec::new(),
@@ -150,7 +150,7 @@ impl db::RootDatabase {
     }
 
     pub(crate) fn diagnostics(&self, file_id: FileId) -> Vec<Diagnostic> {
-        let syntax = self.source_file(file_id);
+        let syntax = self.parse(file_id);
 
         let mut res = ra_ide_api_light::diagnostics(&syntax)
             .into_iter()
@@ -214,7 +214,7 @@ impl db::RootDatabase {
     }
 
     pub(crate) fn assists(&self, frange: FileRange) -> Vec<SourceChange> {
-        let file = self.source_file(frange.file_id);
+        let file = self.parse(frange.file_id);
         assists::assists(&file, frange.range)
             .into_iter()
             .map(|local_edit| SourceChange::from_local_edit(frange.file_id, local_edit))
diff --git a/crates/ra_ide_api/src/lib.rs b/crates/ra_ide_api/src/lib.rs
index 62a1934f4..43c8bea71 100644
--- a/crates/ra_ide_api/src/lib.rs
+++ b/crates/ra_ide_api/src/lib.rs
@@ -313,7 +313,7 @@ impl Analysis {
 
     /// Gets the syntax tree of the file.
     pub fn parse(&self, file_id: FileId) -> TreeArc<SourceFile> {
-        self.db.source_file(file_id).clone()
+        self.db.parse(file_id).clone()
     }
 
     /// Gets the file's `LineIndex`: data structure to convert between absolute
@@ -330,21 +330,21 @@ impl Analysis {
     /// Returns position of the mathcing brace (all types of braces are
     /// supported).
     pub fn matching_brace(&self, position: FilePosition) -> Option<TextUnit> {
-        let file = self.db.source_file(position.file_id);
+        let file = self.db.parse(position.file_id);
         ra_ide_api_light::matching_brace(&file, position.offset)
     }
 
     /// Returns a syntax tree represented as `String`, for debug purposes.
     // FIXME: use a better name here.
     pub fn syntax_tree(&self, file_id: FileId) -> String {
-        let file = self.db.source_file(file_id);
+        let file = self.db.parse(file_id);
         ra_ide_api_light::syntax_tree(&file)
     }
 
     /// Returns an edit to remove all newlines in the range, cleaning up minor
     /// stuff like trailing commas.
     pub fn join_lines(&self, frange: FileRange) -> SourceChange {
-        let file = self.db.source_file(frange.file_id);
+        let file = self.db.parse(frange.file_id);
         SourceChange::from_local_edit(
             frange.file_id,
             ra_ide_api_light::join_lines(&file, frange.range),
@@ -354,7 +354,7 @@ impl Analysis {
     /// Returns an edit which should be applied when opening a new line, fixing
     /// up minor stuff like continuing the comment.
     pub fn on_enter(&self, position: FilePosition) -> Option<SourceChange> {
-        let file = self.db.source_file(position.file_id);
+        let file = self.db.parse(position.file_id);
         let edit = ra_ide_api_light::on_enter(&file, position.offset)?;
         Some(SourceChange::from_local_edit(position.file_id, edit))
     }
@@ -363,14 +363,14 @@ impl Analysis {
     /// this works when adding `let =`.
     // FIXME: use a snippet completion instead of this hack here.
     pub fn on_eq_typed(&self, position: FilePosition) -> Option<SourceChange> {
-        let file = self.db.source_file(position.file_id);
+        let file = self.db.parse(position.file_id);
         let edit = ra_ide_api_light::on_eq_typed(&file, position.offset)?;
         Some(SourceChange::from_local_edit(position.file_id, edit))
     }
 
     /// Returns an edit which should be applied when a dot ('.') is typed on a blank line, indenting the line appropriately.
     pub fn on_dot_typed(&self, position: FilePosition) -> Option<SourceChange> {
-        let file = self.db.source_file(position.file_id);
+        let file = self.db.parse(position.file_id);
         let edit = ra_ide_api_light::on_dot_typed(&file, position.offset)?;
         Some(SourceChange::from_local_edit(position.file_id, edit))
     }
@@ -378,13 +378,13 @@ impl Analysis {
     /// Returns a tree representation of symbols in the file. Useful to draw a
     /// file outline.
     pub fn file_structure(&self, file_id: FileId) -> Vec<StructureNode> {
-        let file = self.db.source_file(file_id);
+        let file = self.db.parse(file_id);
         ra_ide_api_light::file_structure(&file)
     }
 
     /// Returns the set of folding ranges.
     pub fn folding_ranges(&self, file_id: FileId) -> Vec<Fold> {
-        let file = self.db.source_file(file_id);
+        let file = self.db.parse(file_id);
         ra_ide_api_light::folding_ranges(&file)
     }
 
diff --git a/crates/ra_ide_api/src/rename.rs b/crates/ra_ide_api/src/rename.rs
index 81ca0537c..db5ccf969 100644
--- a/crates/ra_ide_api/src/rename.rs
+++ b/crates/ra_ide_api/src/rename.rs
@@ -25,7 +25,7 @@ pub(crate) fn rename(
     position: FilePosition,
     new_name: &str,
 ) -> Option<SourceChange> {
-    let source_file = db.source_file(position.file_id);
+    let source_file = db.parse(position.file_id);
     let syntax = source_file.syntax();
 
     if let Some((ast_name, ast_module)) = find_name_and_module_at_offset(syntax, position) {
diff --git a/crates/ra_ide_api/src/runnables.rs b/crates/ra_ide_api/src/runnables.rs
index 0f2d00f13..dc8c40ea6 100644
--- a/crates/ra_ide_api/src/runnables.rs
+++ b/crates/ra_ide_api/src/runnables.rs
@@ -22,7 +22,7 @@ pub enum RunnableKind {
 }
 
 pub(crate) fn runnables(db: &RootDatabase, file_id: FileId) -> Vec<Runnable> {
-    let source_file = db.source_file(file_id);
+    let source_file = db.parse(file_id);
     source_file
         .syntax()
         .descendants()
diff --git a/crates/ra_ide_api/src/status.rs b/crates/ra_ide_api/src/status.rs
index 59159df98..e11eed223 100644
--- a/crates/ra_ide_api/src/status.rs
+++ b/crates/ra_ide_api/src/status.rs
@@ -6,7 +6,7 @@ use std::{
 
 use ra_syntax::{AstNode, TreeArc, SourceFile};
 use ra_db::{
-    SourceFileQuery, FileTextQuery, SourceRootId,
+    ParseQuery, FileTextQuery, SourceRootId,
     salsa::{Database, debug::{DebugQueryTable, TableEntry}},
 };
 
@@ -17,7 +17,7 @@ use crate::{
 
 pub(crate) fn status(db: &RootDatabase) -> String {
     let files_stats = db.query(FileTextQuery).entries::<FilesStats>();
-    let syntax_tree_stats = db.query(SourceFileQuery).entries::<SyntaxTreeStats>();
+    let syntax_tree_stats = db.query(ParseQuery).entries::<SyntaxTreeStats>();
     let symbols_stats = db
         .query(LibrarySymbolsQuery)
         .entries::<LibrarySymbolsStats>();
diff --git a/crates/ra_ide_api/src/symbol_index.rs b/crates/ra_ide_api/src/symbol_index.rs
index 230ff410e..72c93f530 100644
--- a/crates/ra_ide_api/src/symbol_index.rs
+++ b/crates/ra_ide_api/src/symbol_index.rs
@@ -61,7 +61,7 @@ pub(crate) trait SymbolsDatabase: hir::db::HirDatabase {
 
 fn file_symbols(db: &impl SymbolsDatabase, file_id: FileId) -> Arc<SymbolIndex> {
     db.check_canceled();
-    let source_file = db.source_file(file_id);
+    let source_file = db.parse(file_id);
     let mut symbols = source_file
         .syntax()
         .descendants()
diff --git a/crates/ra_ide_api/src/syntax_highlighting.rs b/crates/ra_ide_api/src/syntax_highlighting.rs
index 16d23e140..26bde495b 100644
--- a/crates/ra_ide_api/src/syntax_highlighting.rs
+++ b/crates/ra_ide_api/src/syntax_highlighting.rs
@@ -7,7 +7,7 @@ use crate::{
 };
 
 pub(crate) fn highlight(db: &RootDatabase, file_id: FileId) -> Vec<HighlightedRange> {
-    let source_file = db.source_file(file_id);
+    let source_file = db.parse(file_id);
     let mut res = ra_ide_api_light::highlight(source_file.syntax());
     for macro_call in source_file
         .syntax()