5 files changed, 7 insertions, 7 deletions

diff --git a/crates/ra_ide_api/src/completion/complete_dot.rs b/crates/ra_ide_api/src/completion/complete_dot.rs
index 886dc54d4..cb86ba9a3 100644
--- a/crates/ra_ide_api/src/completion/complete_dot.rs
+++ b/crates/ra_ide_api/src/completion/complete_dot.rs
@@ -10,7 +10,7 @@ pub(super) fn complete_dot(acc: &mut Completions, ctx: &CompletionContext) -> Ca
         _ => return Ok(()),
     };
     let infer_result = function.infer(ctx.db)?;
-    let syntax_mapping = function.body_syntax_mapping(ctx.db)?;
+    let syntax_mapping = function.body_syntax_mapping(ctx.db);
     let expr = match syntax_mapping.node_expr(receiver) {
         Some(expr) => expr,
         None => return Ok(()),
diff --git a/crates/ra_ide_api/src/completion/complete_scope.rs b/crates/ra_ide_api/src/completion/complete_scope.rs
index f422bb9a7..fdb64895e 100644
--- a/crates/ra_ide_api/src/completion/complete_scope.rs
+++ b/crates/ra_ide_api/src/completion/complete_scope.rs
@@ -15,7 +15,7 @@ pub(super) fn complete_scope(acc: &mut Completions, ctx: &CompletionContext) ->
         None => return Ok(()),
     };
     if let Some(function) = &ctx.function {
-        let scopes = function.scopes(ctx.db)?;
+        let scopes = function.scopes(ctx.db);
         complete_fn(acc, &scopes, ctx.offset);
     }
 
diff --git a/crates/ra_ide_api/src/goto_definition.rs b/crates/ra_ide_api/src/goto_definition.rs
index 7229293a4..5d522181b 100644
--- a/crates/ra_ide_api/src/goto_definition.rs
+++ b/crates/ra_ide_api/src/goto_definition.rs
@@ -50,7 +50,7 @@ pub(crate) fn reference_definition(
     if let Some(function) =
         hir::source_binder::function_from_child_node(db, file_id, name_ref.syntax())
     {
-        let scope = function.scopes(db)?;
+        let scope = function.scopes(db);
         // First try to resolve the symbol locally
         if let Some(entry) = scope.resolve_local_name(name_ref) {
             let nav = NavigationTarget::from_scope_entry(file_id, &entry);
@@ -64,7 +64,7 @@ pub(crate) fn reference_definition(
             .and_then(ast::MethodCallExpr::cast)
         {
             let infer_result = function.infer(db)?;
-            let syntax_mapping = function.body_syntax_mapping(db)?;
+            let syntax_mapping = function.body_syntax_mapping(db);
             let expr = ast::Expr::cast(method_call.syntax()).unwrap();
             if let Some(def_id) = syntax_mapping
                 .node_expr(expr)
diff --git a/crates/ra_ide_api/src/hover.rs b/crates/ra_ide_api/src/hover.rs
index 26f3ced70..0e9c48421 100644
--- a/crates/ra_ide_api/src/hover.rs
+++ b/crates/ra_ide_api/src/hover.rs
@@ -74,7 +74,7 @@ pub(crate) fn type_of(db: &RootDatabase, frange: FileRange) -> Cancelable<Option
         parent_fn
     ));
     let infer = function.infer(db)?;
-    let syntax_mapping = function.body_syntax_mapping(db)?;
+    let syntax_mapping = function.body_syntax_mapping(db);
     if let Some(expr) = ast::Expr::cast(node).and_then(|e| syntax_mapping.node_expr(e)) {
         Ok(Some(infer[expr].to_string()))
     } else if let Some(pat) = ast::Pat::cast(node).and_then(|p| syntax_mapping.node_pat(p)) {
diff --git a/crates/ra_ide_api/src/imp.rs b/crates/ra_ide_api/src/imp.rs
index 3ef11dfa1..8b2cd6e27 100644
--- a/crates/ra_ide_api/src/imp.rs
+++ b/crates/ra_ide_api/src/imp.rs
@@ -128,7 +128,7 @@ impl db::RootDatabase {
             .collect::<Vec<_>>();
         ret.extend(
             descr
-                .scopes(self)?
+                .scopes(self)
                 .find_all_refs(binding)
                 .into_iter()
                 .map(|ref_desc| (position.file_id, ref_desc.range)),
@@ -156,7 +156,7 @@ impl db::RootDatabase {
                 position.file_id,
                 name_ref.syntax(),
             ));
-            let scope = descr.scopes(db)?;
+            let scope = descr.scopes(db);
             let resolved = ctry!(scope.resolve_local_name(name_ref));
             let resolved = resolved.ptr().resolve(source_file);
             let binding = ctry!(find_node_at_offset::<ast::BindPat>(