1 files changed, 17 insertions, 15 deletions

diff --git a/crates/ra_ide/src/completion/completion_context.rs b/crates/ra_ide/src/completion/completion_context.rs
index b8345c91d..48d69f7e5 100644
--- a/crates/ra_ide/src/completion/completion_context.rs
+++ b/crates/ra_ide/src/completion/completion_context.rs
@@ -19,6 +19,7 @@ pub(crate) struct CompletionContext<'a> {
     pub(super) offset: TextUnit,
     pub(super) token: SyntaxToken,
     pub(super) module: Option<hir::Module>,
+    pub(super) name_ref_syntax: Option<ast::NameRef>,
     pub(super) function_syntax: Option<ast::FnDef>,
     pub(super) use_item_syntax: Option<ast::UseItem>,
     pub(super) record_lit_syntax: Option<ast::RecordLit>,
@@ -54,13 +55,13 @@ impl<'a> CompletionContext<'a> {
         let src = hir::ModuleSource::from_position(db, position);
         let module = hir::Module::from_definition(
             db,
-            hir::Source { file_id: position.file_id.into(), value: src },
+            hir::InFile { file_id: position.file_id.into(), value: src },
         );
         let token =
             original_parse.tree().syntax().token_at_offset(position.offset).left_biased()?;
         let analyzer = hir::SourceAnalyzer::new(
             db,
-            hir::Source::new(position.file_id.into(), &token.parent()),
+            hir::InFile::new(position.file_id.into(), &token.parent()),
             Some(position.offset),
         );
         let mut ctx = CompletionContext {
@@ -69,6 +70,7 @@ impl<'a> CompletionContext<'a> {
             token,
             offset: position.offset,
             module,
+            name_ref_syntax: None,
             function_syntax: None,
             use_item_syntax: None,
             record_lit_syntax: None,
@@ -142,6 +144,8 @@ impl<'a> CompletionContext<'a> {
     }
 
     fn classify_name_ref(&mut self, original_file: SourceFile, name_ref: ast::NameRef) {
+        self.name_ref_syntax =
+            find_node_at_offset(original_file.syntax(), name_ref.syntax().text_range().start());
         let name_range = name_ref.syntax().text_range();
         if name_ref.syntax().parent().and_then(ast::RecordField::cast).is_some() {
             self.record_lit_syntax = find_node_at_offset(original_file.syntax(), self.offset);
@@ -188,10 +192,9 @@ impl<'a> CompletionContext<'a> {
             self.is_path_type = path.syntax().parent().and_then(ast::PathType::cast).is_some();
             self.has_type_args = segment.type_arg_list().is_some();
 
-            if let Some(mut path) = hir::Path::from_ast(path.clone()) {
-                if !path.is_ident() {
-                    path.segments.pop().unwrap();
-                    self.path_prefix = Some(path);
+            if let Some(path) = hir::Path::from_ast(path.clone()) {
+                if let Some(path_prefix) = path.qualifier() {
+                    self.path_prefix = Some(path_prefix);
                     return;
                 }
             }
@@ -240,16 +243,15 @@ impl<'a> CompletionContext<'a> {
                 .expr()
                 .map(|e| e.syntax().text_range())
                 .and_then(|r| find_node_with_range(original_file.syntax(), r));
-            self.dot_receiver_is_ambiguous_float_literal = if let Some(ast::Expr::Literal(l)) =
-                &self.dot_receiver
-            {
-                match l.kind() {
-                    ast::LiteralKind::FloatNumber { suffix: _ } => l.token().text().ends_with('.'),
-                    _ => false,
+            self.dot_receiver_is_ambiguous_float_literal =
+                if let Some(ast::Expr::Literal(l)) = &self.dot_receiver {
+                    match l.kind() {
+                        ast::LiteralKind::FloatNumber { .. } => l.token().text().ends_with('.'),
+                        _ => false,
+                    }
+                } else {
+                    false
                 }
-            } else {
-                false
-            }
         }
         if let Some(method_call_expr) = ast::MethodCallExpr::cast(parent) {
             // As above