Merge #470

470: Type inference for enum variants r=flodiebold a=marcusklaas

Opened a new PR instead of https://github.com/rust-analyzer/rust-analyzer/pull/461. Totally botched that one.

I think I resolved all the issues mentioned there.

Co-authored-by: Marcus Klaas de Vries <[email protected]>

2 files changed, 10 insertions, 8 deletions

diff --git a/crates/ra_ide_api/src/completion/complete_path.rs b/crates/ra_ide_api/src/completion/complete_path.rs
index 2494d28ed..4860db629 100644
--- a/crates/ra_ide_api/src/completion/complete_path.rs
+++ b/crates/ra_ide_api/src/completion/complete_path.rs
@@ -21,14 +21,15 @@ pub(super) fn complete_path(acc: &mut Completions, ctx: &CompletionContext) -> C
                     .add_to(acc)
             });
         }
-        hir::Def::Enum(e) => e
-            .variants(ctx.db)?
-            .into_iter()
-            .for_each(|(name, _variant)| {
-                CompletionItem::new(CompletionKind::Reference, name.to_string())
-                    .kind(CompletionItemKind::EnumVariant)
-                    .add_to(acc)
-            }),
+        hir::Def::Enum(e) => {
+            e.variants(ctx.db)?
+                .into_iter()
+                .for_each(|(variant_name, _variant)| {
+                    CompletionItem::new(CompletionKind::Reference, variant_name.to_string())
+                        .kind(CompletionItemKind::EnumVariant)
+                        .add_to(acc)
+                });
+        }
         _ => return Ok(()),
     };
     Ok(())
diff --git a/crates/ra_ide_api/src/db.rs b/crates/ra_ide_api/src/db.rs
index a2e06f5db..efdf261be 100644
--- a/crates/ra_ide_api/src/db.rs
+++ b/crates/ra_ide_api/src/db.rs
@@ -122,6 +122,7 @@ salsa::database_storage! {
             fn type_for_field() for hir::db::TypeForFieldQuery;
             fn struct_data() for hir::db::StructDataQuery;
             fn enum_data() for hir::db::EnumDataQuery;
+            fn enum_variant_data() for hir::db::EnumVariantDataQuery;
             fn impls_in_module() for hir::db::ImplsInModuleQuery;
             fn body_hir() for hir::db::BodyHirQuery;
             fn body_syntax_mapping() for hir::db::BodySyntaxMappingQuery;