diff --git a/crates/ra_assists/src/handlers/change_visibility.rs b/crates/ra_assists/src/handlers/change_visibility.rs
index 12c40a3cc5..44f3e8ee30 100644
--- a/crates/ra_assists/src/handlers/change_visibility.rs
+++ b/crates/ra_assists/src/handlers/change_visibility.rs
@@ -1,7 +1,7 @@
 use ra_syntax::{
     ast::{self, NameOwner, VisibilityOwner},
     AstNode,
-    SyntaxKind::{CONST_DEF, ENUM_DEF, FN, MODULE, STATIC_DEF, STRUCT, TRAIT_DEF, VISIBILITY},
+    SyntaxKind::{CONST_DEF, ENUM, FN, MODULE, STATIC_DEF, STRUCT, TRAIT_DEF, VISIBILITY},
     T,
 };
 use test_utils::mark;
@@ -36,7 +36,7 @@ fn add_vis(acc: &mut Assists, ctx: &AssistContext) -> Option<()> {
 
     let (offset, target) = if let Some(keyword) = item_keyword {
         let parent = keyword.parent();
-        let def_kws = vec![CONST_DEF, STATIC_DEF, FN, MODULE, STRUCT, ENUM_DEF, TRAIT_DEF];
+        let def_kws = vec![CONST_DEF, STATIC_DEF, FN, MODULE, STRUCT, ENUM, TRAIT_DEF];
         // Parent is not a definition, can't add visibility
         if !def_kws.iter().any(|&def_kw| def_kw == parent.kind()) {
             return None;
diff --git a/crates/ra_assists/src/handlers/move_bounds.rs b/crates/ra_assists/src/handlers/move_bounds.rs
index 3b82477c50..84ac75fa86 100644
--- a/crates/ra_assists/src/handlers/move_bounds.rs
+++ b/crates/ra_assists/src/handlers/move_bounds.rs
@@ -40,7 +40,7 @@ pub(crate) fn move_bounds_to_where_clause(acc: &mut Assists, ctx: &AssistContext
             ast::Fn(it) => it.body()?.syntax().clone().into(),
             ast::TraitDef(it) => it.assoc_item_list()?.syntax().clone().into(),
             ast::ImplDef(it) => it.assoc_item_list()?.syntax().clone().into(),
-            ast::EnumDef(it) => it.variant_list()?.syntax().clone().into(),
+            ast::Enum(it) => it.variant_list()?.syntax().clone().into(),
             ast::Struct(it) => {
                 it.syntax().children_with_tokens()
                     .find(|it| it.kind() == RECORD_FIELD_LIST || it.kind() == T![;])?
diff --git a/crates/ra_hir/src/has_source.rs b/crates/ra_hir/src/has_source.rs
index 811a12e005..88399f7247 100644
--- a/crates/ra_hir/src/has_source.rs
+++ b/crates/ra_hir/src/has_source.rs
@@ -69,8 +69,8 @@ impl HasSource for Union {
     }
 }
 impl HasSource for Enum {
-    type Ast = ast::EnumDef;
-    fn source(self, db: &dyn HirDatabase) -> InFile<ast::EnumDef> {
+    type Ast = ast::Enum;
+    fn source(self, db: &dyn HirDatabase) -> InFile<ast::Enum> {
         self.id.lookup(db.upcast()).source(db.upcast())
     }
 }
diff --git a/crates/ra_hir/src/semantics.rs b/crates/ra_hir/src/semantics.rs
index 7df018b059..f8e70fe274 100644
--- a/crates/ra_hir/src/semantics.rs
+++ b/crates/ra_hir/src/semantics.rs
@@ -581,7 +581,7 @@ macro_rules! to_def_impls {
 to_def_impls![
     (crate::Module, ast::Module, module_to_def),
     (crate::Struct, ast::Struct, struct_to_def),
-    (crate::Enum, ast::EnumDef, enum_to_def),
+    (crate::Enum, ast::Enum, enum_to_def),
     (crate::Union, ast::Union, union_to_def),
     (crate::Trait, ast::TraitDef, trait_to_def),
     (crate::ImplDef, ast::ImplDef, impl_to_def),
diff --git a/crates/ra_hir/src/semantics/source_to_def.rs b/crates/ra_hir/src/semantics/source_to_def.rs
index 75b773352f..9f81b952f9 100644
--- a/crates/ra_hir/src/semantics/source_to_def.rs
+++ b/crates/ra_hir/src/semantics/source_to_def.rs
@@ -77,7 +77,7 @@ impl SourceToDefCtx<'_, '_> {
     pub(super) fn struct_to_def(&mut self, src: InFile<ast::Struct>) -> Option<StructId> {
         self.to_def(src, keys::STRUCT)
     }
-    pub(super) fn enum_to_def(&mut self, src: InFile<ast::EnumDef>) -> Option<EnumId> {
+    pub(super) fn enum_to_def(&mut self, src: InFile<ast::Enum>) -> Option<EnumId> {
         self.to_def(src, keys::ENUM)
     }
     pub(super) fn union_to_def(&mut self, src: InFile<ast::Union>) -> Option<UnionId> {
@@ -170,7 +170,7 @@ impl SourceToDefCtx<'_, '_> {
                         let def = self.struct_to_def(container.with_value(it))?;
                         VariantId::from(def).into()
                     },
-                    ast::EnumDef(it) => {
+                    ast::Enum(it) => {
                         let def = self.enum_to_def(container.with_value(it))?;
                         def.into()
                     },
@@ -206,7 +206,7 @@ impl SourceToDefCtx<'_, '_> {
                 match (container.value) {
                     ast::Fn(it) => self.fn_to_def(container.with_value(it))?.into(),
                     ast::Struct(it) => self.struct_to_def(container.with_value(it))?.into(),
-                    ast::EnumDef(it) => self.enum_to_def(container.with_value(it))?.into(),
+                    ast::Enum(it) => self.enum_to_def(container.with_value(it))?.into(),
                     ast::TraitDef(it) => self.trait_to_def(container.with_value(it))?.into(),
                     ast::TypeAlias(it) => self.type_alias_to_def(container.with_value(it))?.into(),
                     ast::ImplDef(it) => self.impl_to_def(container.with_value(it))?.into(),
diff --git a/crates/ra_hir_def/src/adt.rs b/crates/ra_hir_def/src/adt.rs
index 2be23c45d3..df98ded62d 100644
--- a/crates/ra_hir_def/src/adt.rs
+++ b/crates/ra_hir_def/src/adt.rs
@@ -124,7 +124,7 @@ impl HasChildSource for EnumId {
 fn lower_enum(
     db: &dyn DefDatabase,
     trace: &mut Trace<EnumVariantData, ast::EnumVariant>,
-    ast: &InFile<ast::EnumDef>,
+    ast: &InFile<ast::Enum>,
     module_id: ModuleId,
 ) {
     let expander = CfgExpander::new(db, ast.file_id, module_id.krate);
diff --git a/crates/ra_hir_def/src/body/lower.rs b/crates/ra_hir_def/src/body/lower.rs
index 840841d875..105299f704 100644
--- a/crates/ra_hir_def/src/body/lower.rs
+++ b/crates/ra_hir_def/src/body/lower.rs
@@ -656,7 +656,7 @@ impl ExprCollector<'_> {
                         let id = self.find_inner_item(&def)?;
                         (StructLoc { container, id }.intern(self.db).into(), def.name())
                     }
-                    ast::Item::EnumDef(def) => {
+                    ast::Item::Enum(def) => {
                         let id = self.find_inner_item(&def)?;
                         (EnumLoc { container, id }.intern(self.db).into(), def.name())
                     }
diff --git a/crates/ra_hir_def/src/item_tree.rs b/crates/ra_hir_def/src/item_tree.rs
index 6b96a4c200..24ad411870 100644
--- a/crates/ra_hir_def/src/item_tree.rs
+++ b/crates/ra_hir_def/src/item_tree.rs
@@ -416,7 +416,7 @@ mod_items! {
     Function in functions -> ast::Fn,
     Struct in structs -> ast::Struct,
     Union in unions -> ast::Union,
-    Enum in enums -> ast::EnumDef,
+    Enum in enums -> ast::Enum,
     Const in consts -> ast::ConstDef,
     Static in statics -> ast::StaticDef,
     Trait in traits -> ast::TraitDef,
@@ -543,7 +543,7 @@ pub struct Enum {
     pub visibility: RawVisibilityId,
     pub generic_params: GenericParamsId,
     pub variants: IdRange<Variant>,
-    pub ast_id: FileAstId<ast::EnumDef>,
+    pub ast_id: FileAstId<ast::Enum>,
 }
 
 #[derive(Debug, Clone, Eq, PartialEq)]
diff --git a/crates/ra_hir_def/src/item_tree/lower.rs b/crates/ra_hir_def/src/item_tree/lower.rs
index a856180155..da72384166 100644
--- a/crates/ra_hir_def/src/item_tree/lower.rs
+++ b/crates/ra_hir_def/src/item_tree/lower.rs
@@ -80,7 +80,7 @@ impl Ctx {
         match item {
             ast::Item::Struct(_)
             | ast::Item::Union(_)
-            | ast::Item::EnumDef(_)
+            | ast::Item::Enum(_)
             | ast::Item::Fn(_)
             | ast::Item::TypeAlias(_)
             | ast::Item::ConstDef(_)
@@ -105,7 +105,7 @@ impl Ctx {
         let items = match item {
             ast::Item::Struct(ast) => self.lower_struct(ast).map(Into::into),
             ast::Item::Union(ast) => self.lower_union(ast).map(Into::into),
-            ast::Item::EnumDef(ast) => self.lower_enum(ast).map(Into::into),
+            ast::Item::Enum(ast) => self.lower_enum(ast).map(Into::into),
             ast::Item::Fn(ast) => self.lower_function(ast).map(Into::into),
             ast::Item::TypeAlias(ast) => self.lower_type_alias(ast).map(Into::into),
             ast::Item::StaticDef(ast) => self.lower_static(ast).map(Into::into),
@@ -246,7 +246,7 @@ impl Ctx {
         Some(id(self.data().unions.alloc(res)))
     }
 
-    fn lower_enum(&mut self, enum_: &ast::EnumDef) -> Option<FileItemTreeId<Enum>> {
+    fn lower_enum(&mut self, enum_: &ast::Enum) -> Option<FileItemTreeId<Enum>> {
         let visibility = self.lower_visibility(enum_);
         let name = enum_.name()?.as_name();
         let generic_params = self.lower_generic_params(GenericsOwner::Enum, enum_);
diff --git a/crates/ra_hir_def/src/item_tree/tests.rs b/crates/ra_hir_def/src/item_tree/tests.rs
index db37223dac..bf3474c518 100644
--- a/crates/ra_hir_def/src/item_tree/tests.rs
+++ b/crates/ra_hir_def/src/item_tree/tests.rs
@@ -250,7 +250,7 @@ fn smoke() {
             #[Attrs { entries: Some([Attr { path: ModPath { kind: Plain, segments: [Name(Text("struct2"))] }, input: None }]) }]
             Struct { name: Name(Text("Struct2")), visibility: RawVisibilityId("pub(self)"), generic_params: GenericParamsId(3), fields: Record(IdRange::<ra_hir_def::item_tree::Field>(1..2)), ast_id: FileAstId::<ra_syntax::ast::generated::nodes::Struct>(5), kind: Record }
             #[Attrs { entries: Some([Attr { path: ModPath { kind: Plain, segments: [Name(Text("en"))] }, input: None }]) }]
-            Enum { name: Name(Text("En")), visibility: RawVisibilityId("pub(self)"), generic_params: GenericParamsId(4294967295), variants: IdRange::<ra_hir_def::item_tree::Variant>(0..1), ast_id: FileAstId::<ra_syntax::ast::generated::nodes::EnumDef>(6) }
+            Enum { name: Name(Text("En")), visibility: RawVisibilityId("pub(self)"), generic_params: GenericParamsId(4294967295), variants: IdRange::<ra_hir_def::item_tree::Variant>(0..1), ast_id: FileAstId::<ra_syntax::ast::generated::nodes::Enum>(6) }
             #[Attrs { entries: Some([Attr { path: ModPath { kind: Plain, segments: [Name(Text("un"))] }, input: None }]) }]
             Union { name: Name(Text("Un")), visibility: RawVisibilityId("pub(self)"), generic_params: GenericParamsId(4294967295), fields: Record(IdRange::<ra_hir_def::item_tree::Field>(3..4)), ast_id: FileAstId::<ra_syntax::ast::generated::nodes::Union>(7) }
         "##]],
diff --git a/crates/ra_hir_def/src/keys.rs b/crates/ra_hir_def/src/keys.rs
index d9ec0f3056..2695e8c24d 100644
--- a/crates/ra_hir_def/src/keys.rs
+++ b/crates/ra_hir_def/src/keys.rs
@@ -22,7 +22,7 @@ pub const IMPL: Key<ast::ImplDef, ImplId> = Key::new();
 pub const TRAIT: Key<ast::TraitDef, TraitId> = Key::new();
 pub const STRUCT: Key<ast::Struct, StructId> = Key::new();
 pub const UNION: Key<ast::Union, UnionId> = Key::new();
-pub const ENUM: Key<ast::EnumDef, EnumId> = Key::new();
+pub const ENUM: Key<ast::Enum, EnumId> = Key::new();
 
 pub const ENUM_VARIANT: Key<ast::EnumVariant, EnumVariantId> = Key::new();
 pub const TUPLE_FIELD: Key<ast::TupleField, FieldId> = Key::new();
diff --git a/crates/ra_hir_expand/src/builtin_derive.rs b/crates/ra_hir_expand/src/builtin_derive.rs
index 489ec0513a..69fa907cb8 100644
--- a/crates/ra_hir_expand/src/builtin_derive.rs
+++ b/crates/ra_hir_expand/src/builtin_derive.rs
@@ -73,7 +73,7 @@ fn parse_adt(tt: &tt::Subtree) -> Result<BasicAdtInfo, mbe::ExpandError> {
     let (name, params) = match_ast! {
         match node {
             ast::Struct(it) => (it.name(), it.generic_param_list()),
-            ast::EnumDef(it) => (it.name(), it.generic_param_list()),
+            ast::Enum(it) => (it.name(), it.generic_param_list()),
             ast::Union(it) => (it.name(), it.generic_param_list()),
             _ => {
                 debug!("unexpected node is {:?}", node);
diff --git a/crates/ra_ide/src/display/navigation_target.rs b/crates/ra_ide/src/display/navigation_target.rs
index 5686faaabc..02fefd6bb2 100644
--- a/crates/ra_ide/src/display/navigation_target.rs
+++ b/crates/ra_ide/src/display/navigation_target.rs
@@ -381,7 +381,7 @@ pub(crate) fn docs_from_symbol(db: &RootDatabase, symbol: &FileSymbol) -> Option
         match node {
             ast::Fn(it) => it.doc_comment_text(),
             ast::Struct(it) => it.doc_comment_text(),
-            ast::EnumDef(it) => it.doc_comment_text(),
+            ast::Enum(it) => it.doc_comment_text(),
             ast::TraitDef(it) => it.doc_comment_text(),
             ast::Module(it) => it.doc_comment_text(),
             ast::TypeAlias(it) => it.doc_comment_text(),
@@ -406,7 +406,7 @@ pub(crate) fn description_from_symbol(db: &RootDatabase, symbol: &FileSymbol) ->
         match node {
             ast::Fn(it) => it.short_label(),
             ast::Struct(it) => it.short_label(),
-            ast::EnumDef(it) => it.short_label(),
+            ast::Enum(it) => it.short_label(),
             ast::TraitDef(it) => it.short_label(),
             ast::Module(it) => it.short_label(),
             ast::TypeAlias(it) => it.short_label(),
@@ -446,7 +446,7 @@ fn foo() { enum FooInner { } }
                         5..13,
                     ),
                     name: "FooInner",
-                    kind: ENUM_DEF,
+                    kind: ENUM,
                     container_name: None,
                     description: Some(
                         "enum FooInner",
@@ -462,7 +462,7 @@ fn foo() { enum FooInner { } }
                         34..42,
                     ),
                     name: "FooInner",
-                    kind: ENUM_DEF,
+                    kind: ENUM,
                     container_name: Some(
                         "foo",
                     ),
diff --git a/crates/ra_ide/src/display/short_label.rs b/crates/ra_ide/src/display/short_label.rs
index 504b884c58..5bf70937fa 100644
--- a/crates/ra_ide/src/display/short_label.rs
+++ b/crates/ra_ide/src/display/short_label.rs
@@ -25,7 +25,7 @@ impl ShortLabel for ast::Union {
     }
 }
 
-impl ShortLabel for ast::EnumDef {
+impl ShortLabel for ast::Enum {
     fn short_label(&self) -> Option<String> {
         short_label_from_node(self, "enum ")
     }
diff --git a/crates/ra_ide/src/file_structure.rs b/crates/ra_ide/src/file_structure.rs
index 6f198fcbc6..c909f96aa4 100644
--- a/crates/ra_ide/src/file_structure.rs
+++ b/crates/ra_ide/src/file_structure.rs
@@ -128,7 +128,7 @@ fn structure_node(node: &SyntaxNode) -> Option<StructureNode> {
             },
             ast::Struct(it) => decl(it),
             ast::Union(it) => decl(it),
-            ast::EnumDef(it) => decl(it),
+            ast::Enum(it) => decl(it),
             ast::EnumVariant(it) => decl(it),
             ast::TraitDef(it) => decl(it),
             ast::Module(it) => decl(it),
@@ -308,7 +308,7 @@ fn very_obsolete() {}
                         label: "E",
                         navigation_range: 165..166,
                         node_range: 160..180,
-                        kind: ENUM_DEF,
+                        kind: ENUM,
                         detail: None,
                         deprecated: false,
                     },
diff --git a/crates/ra_ide/src/goto_implementation.rs b/crates/ra_ide/src/goto_implementation.rs
index 699fad57d1..e2f7e63736 100644
--- a/crates/ra_ide/src/goto_implementation.rs
+++ b/crates/ra_ide/src/goto_implementation.rs
@@ -45,7 +45,7 @@ fn impls_for_def(
 ) -> Option<Vec<NavigationTarget>> {
     let ty = match node {
         ast::AdtDef::Struct(def) => sema.to_def(def)?.ty(sema.db),
-        ast::AdtDef::EnumDef(def) => sema.to_def(def)?.ty(sema.db),
+        ast::AdtDef::Enum(def) => sema.to_def(def)?.ty(sema.db),
         ast::AdtDef::Union(def) => sema.to_def(def)?.ty(sema.db),
     };
 
diff --git a/crates/ra_ide/src/syntax_highlighting.rs b/crates/ra_ide/src/syntax_highlighting.rs
index ba1fd62427..7e2833bd5e 100644
--- a/crates/ra_ide/src/syntax_highlighting.rs
+++ b/crates/ra_ide/src/syntax_highlighting.rs
@@ -706,7 +706,7 @@ fn highlight_name_by_syntax(name: ast::Name) -> Highlight {
 
     let tag = match parent.kind() {
         STRUCT => HighlightTag::Struct,
-        ENUM_DEF => HighlightTag::Enum,
+        ENUM => HighlightTag::Enum,
         UNION => HighlightTag::Union,
         TRAIT_DEF => HighlightTag::Trait,
         TYPE_ALIAS => HighlightTag::TypeAlias,
diff --git a/crates/ra_ide_db/src/defs.rs b/crates/ra_ide_db/src/defs.rs
index 6a2180f6c2..586b3d7509 100644
--- a/crates/ra_ide_db/src/defs.rs
+++ b/crates/ra_ide_db/src/defs.rs
@@ -158,7 +158,7 @@ pub fn classify_name(sema: &Semantics<RootDatabase>, name: &ast::Name) -> Option
                 let def: hir::Union = sema.to_def(&it)?;
                 Some(NameClass::Definition(Definition::ModuleDef(def.into())))
             },
-            ast::EnumDef(it) => {
+            ast::Enum(it) => {
                 let def: hir::Enum = sema.to_def(&it)?;
                 Some(NameClass::Definition(Definition::ModuleDef(def.into())))
             },
diff --git a/crates/ra_ide_db/src/symbol_index.rs b/crates/ra_ide_db/src/symbol_index.rs
index da19f0f33d..646d338aec 100644
--- a/crates/ra_ide_db/src/symbol_index.rs
+++ b/crates/ra_ide_db/src/symbol_index.rs
@@ -344,7 +344,7 @@ impl Query {
 }
 
 fn is_type(kind: SyntaxKind) -> bool {
-    matches!(kind, STRUCT | ENUM_DEF | TRAIT_DEF | TYPE_ALIAS)
+    matches!(kind, STRUCT | ENUM | TRAIT_DEF | TYPE_ALIAS)
 }
 
 /// The actual data that is stored in the index. It should be as compact as
@@ -399,7 +399,7 @@ fn to_symbol(node: &SyntaxNode) -> Option<(SmolStr, SyntaxNodePtr, TextRange)> {
         match node {
             ast::Fn(it) => decl(it),
             ast::Struct(it) => decl(it),
-            ast::EnumDef(it) => decl(it),
+            ast::Enum(it) => decl(it),
             ast::TraitDef(it) => decl(it),
             ast::Module(it) => decl(it),
             ast::TypeAlias(it) => decl(it),
diff --git a/crates/ra_mbe/src/tests.rs b/crates/ra_mbe/src/tests.rs
index 21af06e73a..707e84f42d 100644
--- a/crates/ra_mbe/src/tests.rs
+++ b/crates/ra_mbe/src/tests.rs
@@ -1467,7 +1467,7 @@ macro_rules! quick_error {
         buf [ ]
         queue [ ]
     ) => {
-        quick_error!(ENUM_DEFINITION [enum $name $( #[$meta] )*]
+        quick_error!(ENUMINITION [enum $name $( #[$meta] )*]
             body []
             queue [$(
                 $( #[$imeta] )*
@@ -1489,7 +1489,7 @@ quick_error ! (SORT [enum Wrapped # [derive (Debug)]] items [
 "#,
     );
 
-    assert_eq!(expanded.to_string(), "quick_error ! (ENUM_DEFINITION [enum Wrapped # [derive (Debug)]] body [] queue [=> One : UNIT [] => Two : TUPLE [s : String]]) ;");
+    assert_eq!(expanded.to_string(), "quick_error ! (ENUMINITION [enum Wrapped # [derive (Debug)]] body [] queue [=> One : UNIT [] => Two : TUPLE [s : String]]) ;");
 }
 
 #[test]
diff --git a/crates/ra_parser/src/grammar/items/adt.rs b/crates/ra_parser/src/grammar/items/adt.rs
index 2f5cfb6b6d..aeb7ce86b9 100644
--- a/crates/ra_parser/src/grammar/items/adt.rs
+++ b/crates/ra_parser/src/grammar/items/adt.rs
@@ -64,7 +64,7 @@ pub(super) fn enum_def(p: &mut Parser, m: Marker) {
     } else {
         p.error("expected `{`")
     }
-    m.complete(p, ENUM_DEF);
+    m.complete(p, ENUM);
 }
 
 pub(crate) fn enum_variant_list(p: &mut Parser) {
diff --git a/crates/ra_parser/src/syntax_kind/generated.rs b/crates/ra_parser/src/syntax_kind/generated.rs
index 4fad765c7c..fde9e55f1e 100644
--- a/crates/ra_parser/src/syntax_kind/generated.rs
+++ b/crates/ra_parser/src/syntax_kind/generated.rs
@@ -125,7 +125,7 @@ pub enum SyntaxKind {
     SOURCE_FILE,
     STRUCT,
     UNION,
-    ENUM_DEF,
+    ENUM,
     FN,
     RET_TYPE,
     EXTERN_CRATE,
diff --git a/crates/ra_syntax/src/ast/generated/nodes.rs b/crates/ra_syntax/src/ast/generated/nodes.rs
index 0fd3d4f1b5..1d1452546f 100644
--- a/crates/ra_syntax/src/ast/generated/nodes.rs
+++ b/crates/ra_syntax/src/ast/generated/nodes.rs
@@ -44,14 +44,14 @@ impl ConstDef {
     pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
-pub struct EnumDef {
+pub struct Enum {
     pub(crate) syntax: SyntaxNode,
 }
-impl ast::AttrsOwner for EnumDef {}
-impl ast::NameOwner for EnumDef {}
-impl ast::VisibilityOwner for EnumDef {}
-impl ast::GenericParamsOwner for EnumDef {}
-impl EnumDef {
+impl ast::AttrsOwner for Enum {}
+impl ast::NameOwner for Enum {}
+impl ast::VisibilityOwner for Enum {}
+impl ast::GenericParamsOwner for Enum {}
+impl Enum {
     pub fn enum_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![enum]) }
     pub fn variant_list(&self) -> Option<EnumVariantList> { support::child(&self.syntax) }
 }
@@ -1273,7 +1273,7 @@ impl MetaItem {
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum Item {
     ConstDef(ConstDef),
-    EnumDef(EnumDef),
+    Enum(Enum),
     ExternBlock(ExternBlock),
     ExternCrate(ExternCrate),
     Fn(Fn),
@@ -1392,7 +1392,7 @@ impl ast::VisibilityOwner for ExternItem {}
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum AdtDef {
     Struct(Struct),
-    EnumDef(EnumDef),
+    Enum(Enum),
     Union(Union),
 }
 impl ast::AttrsOwner for AdtDef {}
@@ -1432,8 +1432,8 @@ impl AstNode for ConstDef {
     }
     fn syntax(&self) -> &SyntaxNode { &self.syntax }
 }
-impl AstNode for EnumDef {
-    fn can_cast(kind: SyntaxKind) -> bool { kind == ENUM_DEF }
+impl AstNode for Enum {
+    fn can_cast(kind: SyntaxKind) -> bool { kind == ENUM }
     fn cast(syntax: SyntaxNode) -> Option<Self> {
         if Self::can_cast(syntax.kind()) {
             Some(Self { syntax })
@@ -2777,8 +2777,8 @@ impl AstNode for MetaItem {
 impl From<ConstDef> for Item {
     fn from(node: ConstDef) -> Item { Item::ConstDef(node) }
 }
-impl From<EnumDef> for Item {
-    fn from(node: EnumDef) -> Item { Item::EnumDef(node) }
+impl From<Enum> for Item {
+    fn from(node: Enum) -> Item { Item::Enum(node) }
 }
 impl From<ExternBlock> for Item {
     fn from(node: ExternBlock) -> Item { Item::ExternBlock(node) }
@@ -2819,7 +2819,7 @@ impl From<Use> for Item {
 impl AstNode for Item {
     fn can_cast(kind: SyntaxKind) -> bool {
         match kind {
-            CONST_DEF | ENUM_DEF | EXTERN_BLOCK | EXTERN_CRATE | FN | IMPL_DEF | MACRO_CALL
+            CONST_DEF | ENUM | EXTERN_BLOCK | EXTERN_CRATE | FN | IMPL_DEF | MACRO_CALL
             | MODULE | STATIC_DEF | STRUCT | TRAIT_DEF | TYPE_ALIAS | UNION | USE => true,
             _ => false,
         }
@@ -2827,7 +2827,7 @@ impl AstNode for Item {
     fn cast(syntax: SyntaxNode) -> Option<Self> {
         let res = match syntax.kind() {
             CONST_DEF => Item::ConstDef(ConstDef { syntax }),
-            ENUM_DEF => Item::EnumDef(EnumDef { syntax }),
+            ENUM => Item::Enum(Enum { syntax }),
             EXTERN_BLOCK => Item::ExternBlock(ExternBlock { syntax }),
             EXTERN_CRATE => Item::ExternCrate(ExternCrate { syntax }),
             FN => Item::Fn(Fn { syntax }),
@@ -2847,7 +2847,7 @@ impl AstNode for Item {
     fn syntax(&self) -> &SyntaxNode {
         match self {
             Item::ConstDef(it) => &it.syntax,
-            Item::EnumDef(it) => &it.syntax,
+            Item::Enum(it) => &it.syntax,
             Item::ExternBlock(it) => &it.syntax,
             Item::ExternCrate(it) => &it.syntax,
             Item::Fn(it) => &it.syntax,
@@ -3375,8 +3375,8 @@ impl AstNode for ExternItem {
 impl From<Struct> for AdtDef {
     fn from(node: Struct) -> AdtDef { AdtDef::Struct(node) }
 }
-impl From<EnumDef> for AdtDef {
-    fn from(node: EnumDef) -> AdtDef { AdtDef::EnumDef(node) }
+impl From<Enum> for AdtDef {
+    fn from(node: Enum) -> AdtDef { AdtDef::Enum(node) }
 }
 impl From<Union> for AdtDef {
     fn from(node: Union) -> AdtDef { AdtDef::Union(node) }
@@ -3384,14 +3384,14 @@ impl From<Union> for AdtDef {
 impl AstNode for AdtDef {
     fn can_cast(kind: SyntaxKind) -> bool {
         match kind {
-            STRUCT | ENUM_DEF | UNION => true,
+            STRUCT | ENUM | UNION => true,
             _ => false,
         }
     }
     fn cast(syntax: SyntaxNode) -> Option<Self> {
         let res = match syntax.kind() {
             STRUCT => AdtDef::Struct(Struct { syntax }),
-            ENUM_DEF => AdtDef::EnumDef(EnumDef { syntax }),
+            ENUM => AdtDef::Enum(Enum { syntax }),
             UNION => AdtDef::Union(Union { syntax }),
             _ => return None,
         };
@@ -3400,7 +3400,7 @@ impl AstNode for AdtDef {
     fn syntax(&self) -> &SyntaxNode {
         match self {
             AdtDef::Struct(it) => &it.syntax,
-            AdtDef::EnumDef(it) => &it.syntax,
+            AdtDef::Enum(it) => &it.syntax,
             AdtDef::Union(it) => &it.syntax,
         }
     }
@@ -3470,7 +3470,7 @@ impl std::fmt::Display for ConstDef {
         std::fmt::Display::fmt(self.syntax(), f)
     }
 }
-impl std::fmt::Display for EnumDef {
+impl std::fmt::Display for Enum {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         std::fmt::Display::fmt(self.syntax(), f)
     }
diff --git a/crates/ra_syntax/src/ast/node_ext.rs b/crates/ra_syntax/src/ast/node_ext.rs
index 2299988ce7..02e6e52c24 100644
--- a/crates/ra_syntax/src/ast/node_ext.rs
+++ b/crates/ra_syntax/src/ast/node_ext.rs
@@ -248,11 +248,11 @@ impl ast::RecordFieldPat {
 }
 
 impl ast::EnumVariant {
-    pub fn parent_enum(&self) -> ast::EnumDef {
+    pub fn parent_enum(&self) -> ast::Enum {
         self.syntax()
             .parent()
             .and_then(|it| it.parent())
-            .and_then(ast::EnumDef::cast)
+            .and_then(ast::Enum::cast)
             .expect("EnumVariants are always nested in Enums")
     }
     pub fn kind(&self) -> StructKind {
@@ -479,7 +479,7 @@ impl ast::DocCommentsOwner for ast::Struct {}
 impl ast::DocCommentsOwner for ast::Union {}
 impl ast::DocCommentsOwner for ast::RecordField {}
 impl ast::DocCommentsOwner for ast::TupleField {}
-impl ast::DocCommentsOwner for ast::EnumDef {}
+impl ast::DocCommentsOwner for ast::Enum {}
 impl ast::DocCommentsOwner for ast::EnumVariant {}
 impl ast::DocCommentsOwner for ast::TraitDef {}
 impl ast::DocCommentsOwner for ast::Module {}
diff --git a/crates/ra_syntax/src/parsing/text_tree_sink.rs b/crates/ra_syntax/src/parsing/text_tree_sink.rs
index ef260ea592..faffd0d32b 100644
--- a/crates/ra_syntax/src/parsing/text_tree_sink.rs
+++ b/crates/ra_syntax/src/parsing/text_tree_sink.rs
@@ -146,7 +146,7 @@ fn n_attached_trivias<'a>(
     trivias: impl Iterator<Item = (SyntaxKind, &'a str)>,
 ) -> usize {
     match kind {
-        MACRO_CALL | CONST_DEF | TYPE_ALIAS | STRUCT | ENUM_DEF | ENUM_VARIANT | FN | TRAIT_DEF
+        MACRO_CALL | CONST_DEF | TYPE_ALIAS | STRUCT | ENUM | ENUM_VARIANT | FN | TRAIT_DEF
         | MODULE | RECORD_FIELD | STATIC_DEF => {
             let mut res = 0;
             let mut trivias = trivias.enumerate().peekable();
diff --git a/crates/ra_syntax/test_data/parser/err/0025_nope.rast b/crates/ra_syntax/test_data/parser/err/0025_nope.rast
index a1258028db..94456e48ca 100644
--- a/crates/ra_syntax/test_data/parser/err/0025_nope.rast
+++ b/crates/ra_syntax/test_data/parser/err/0025_nope.rast
@@ -11,7 +11,7 @@ SOURCE_FILE@0..575
     BLOCK_EXPR@10..574
       L_CURLY@10..11 "{"
       WHITESPACE@11..16 "\n    "
-      ENUM_DEF@16..152
+      ENUM@16..152
         ENUM_KW@16..20 "enum"
         WHITESPACE@20..21 " "
         NAME@21..25
@@ -79,7 +79,7 @@ SOURCE_FILE@0..575
           INT_NUMBER@184..185 "1"
         SEMICOLON@185..186 ";"
       WHITESPACE@186..191 "\n    "
-      ENUM_DEF@191..223
+      ENUM@191..223
         ENUM_KW@191..195 "enum"
         WHITESPACE@195..196 " "
         NAME@196..201
@@ -95,7 +95,7 @@ SOURCE_FILE@0..575
           WHITESPACE@217..222 "\n    "
           R_CURLY@222..223 "}"
       WHITESPACE@223..229 "\n\n    "
-      ENUM_DEF@229..300
+      ENUM@229..300
         ENUM_KW@229..233 "enum"
         WHITESPACE@233..234 " "
         NAME@234..239
@@ -132,7 +132,7 @@ SOURCE_FILE@0..575
         BLOCK_EXPR@306..459
           L_CURLY@306..307 "{"
           WHITESPACE@307..316 "\n        "
-          ENUM_DEF@316..453
+          ENUM@316..453
             COMMENT@316..329 "// fail again"
             WHITESPACE@329..338 "\n        "
             ENUM_KW@338..342 "enum"
diff --git a/crates/ra_syntax/test_data/parser/inline/ok/0118_impl_inner_attributes.rast b/crates/ra_syntax/test_data/parser/inline/ok/0118_impl_inner_attributes.rast
index ea54347fc4..25e6cc1701 100644
--- a/crates/ra_syntax/test_data/parser/inline/ok/0118_impl_inner_attributes.rast
+++ b/crates/ra_syntax/test_data/parser/inline/ok/0118_impl_inner_attributes.rast
@@ -1,5 +1,5 @@
 SOURCE_FILE@0..94
-  ENUM_DEF@0..8
+  ENUM@0..8
     ENUM_KW@0..4 "enum"
     WHITESPACE@4..5 " "
     NAME@5..6
diff --git a/crates/ra_syntax/test_data/parser/inline/ok/0134_nocontentexpr_after_item.rast b/crates/ra_syntax/test_data/parser/inline/ok/0134_nocontentexpr_after_item.rast
index 280f947ce0..9cc8172e07 100644
--- a/crates/ra_syntax/test_data/parser/inline/ok/0134_nocontentexpr_after_item.rast
+++ b/crates/ra_syntax/test_data/parser/inline/ok/0134_nocontentexpr_after_item.rast
@@ -11,7 +11,7 @@ SOURCE_FILE@0..111
     BLOCK_EXPR@21..110
       L_CURLY@21..22 "{"
       WHITESPACE@22..27 "\n    "
-      ENUM_DEF@27..75
+      ENUM@27..75
         ENUM_KW@27..31 "enum"
         WHITESPACE@31..32 " "
         NAME@32..41
diff --git a/crates/ra_syntax/test_data/parser/inline/ok/0157_variant_discriminant.rast b/crates/ra_syntax/test_data/parser/inline/ok/0157_variant_discriminant.rast
index 289fdfd6db..0331558d29 100644
--- a/crates/ra_syntax/test_data/parser/inline/ok/0157_variant_discriminant.rast
+++ b/crates/ra_syntax/test_data/parser/inline/ok/0157_variant_discriminant.rast
@@ -1,5 +1,5 @@
 SOURCE_FILE@0..23
-  ENUM_DEF@0..22
+  ENUM@0..22
     ENUM_KW@0..4 "enum"
     WHITESPACE@4..5 " "
     NAME@5..6
diff --git a/crates/ra_syntax/test_data/parser/ok/0019_enums.rast b/crates/ra_syntax/test_data/parser/ok/0019_enums.rast
index 1a32d88fdc..1ffcffc1a0 100644
--- a/crates/ra_syntax/test_data/parser/ok/0019_enums.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0019_enums.rast
@@ -1,5 +1,5 @@
 SOURCE_FILE@0..182
-  ENUM_DEF@0..11
+  ENUM@0..11
     ENUM_KW@0..4 "enum"
     WHITESPACE@4..5 " "
     NAME@5..7
@@ -10,7 +10,7 @@ SOURCE_FILE@0..182
       WHITESPACE@9..10 "\n"
       R_CURLY@10..11 "}"
   WHITESPACE@11..13 "\n\n"
-  ENUM_DEF@13..27
+  ENUM@13..27
     ENUM_KW@13..17 "enum"
     WHITESPACE@17..18 " "
     NAME@18..20
@@ -27,7 +27,7 @@ SOURCE_FILE@0..182
       WHITESPACE@25..26 "\n"
       R_CURLY@26..27 "}"
   WHITESPACE@27..29 "\n\n"
-  ENUM_DEF@29..46
+  ENUM@29..46
     ENUM_KW@29..33 "enum"
     WHITESPACE@33..34 " "
     NAME@34..36
@@ -42,7 +42,7 @@ SOURCE_FILE@0..182
       WHITESPACE@44..45 "\n"
       R_CURLY@45..46 "}"
   WHITESPACE@46..48 "\n\n"
-  ENUM_DEF@48..66
+  ENUM@48..66
     ENUM_KW@48..52 "enum"
     WHITESPACE@52..53 " "
     NAME@53..55
@@ -58,7 +58,7 @@ SOURCE_FILE@0..182
       WHITESPACE@64..65 "\n"
       R_CURLY@65..66 "}"
   WHITESPACE@66..68 "\n\n"
-  ENUM_DEF@68..181
+  ENUM@68..181
     ENUM_KW@68..72 "enum"
     WHITESPACE@72..73 " "
     NAME@73..75
diff --git a/crates/ra_syntax/test_data/parser/ok/0047_minus_in_inner_pattern.rast b/crates/ra_syntax/test_data/parser/ok/0047_minus_in_inner_pattern.rast
index fcf605ec82..9db4f0aa10 100644
--- a/crates/ra_syntax/test_data/parser/ok/0047_minus_in_inner_pattern.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0047_minus_in_inner_pattern.rast
@@ -256,7 +256,7 @@ SOURCE_FILE@0..395
       WHITESPACE@339..340 "\n"
       R_CURLY@340..341 "}"
   WHITESPACE@341..343 "\n\n"
-  ENUM_DEF@343..367
+  ENUM@343..367
     ENUM_KW@343..347 "enum"
     WHITESPACE@347..348 " "
     NAME@348..349
diff --git a/crates/rust-analyzer/src/handlers.rs b/crates/rust-analyzer/src/handlers.rs
index cb11dffd07..df4969b807 100644
--- a/crates/rust-analyzer/src/handlers.rs
+++ b/crates/rust-analyzer/src/handlers.rs
@@ -926,7 +926,7 @@ pub(crate) fn handle_code_lens(
                         it.kind,
                         SyntaxKind::TRAIT_DEF
                             | SyntaxKind::STRUCT
-                            | SyntaxKind::ENUM_DEF
+                            | SyntaxKind::ENUM
                             | SyntaxKind::UNION
                     )
                 })
diff --git a/crates/rust-analyzer/src/to_proto.rs b/crates/rust-analyzer/src/to_proto.rs
index a09a74c41c..62acbfb918 100644
--- a/crates/rust-analyzer/src/to_proto.rs
+++ b/crates/rust-analyzer/src/to_proto.rs
@@ -33,7 +33,7 @@ pub(crate) fn symbol_kind(syntax_kind: SyntaxKind) -> lsp_types::SymbolKind {
     match syntax_kind {
         SyntaxKind::FN => lsp_types::SymbolKind::Function,
         SyntaxKind::STRUCT => lsp_types::SymbolKind::Struct,
-        SyntaxKind::ENUM_DEF => lsp_types::SymbolKind::Enum,
+        SyntaxKind::ENUM => lsp_types::SymbolKind::Enum,
         SyntaxKind::ENUM_VARIANT => lsp_types::SymbolKind::EnumMember,
         SyntaxKind::TRAIT_DEF => lsp_types::SymbolKind::Interface,
         SyntaxKind::MACRO_CALL => lsp_types::SymbolKind::Function,
diff --git a/xtask/src/ast_src.rs b/xtask/src/ast_src.rs
index e8a90636e6..fe8381e417 100644
--- a/xtask/src/ast_src.rs
+++ b/xtask/src/ast_src.rs
@@ -95,7 +95,7 @@ pub(crate) const KINDS_SRC: KindsSrc = KindsSrc {
         "SOURCE_FILE",
         "STRUCT",
         "UNION",
-        "ENUM_DEF",
+        "ENUM",
         "FN",
         "RET_TYPE",
         "EXTERN_CRATE",
diff --git a/xtask/src/codegen/rust.ungram b/xtask/src/codegen/rust.ungram
index d038c5c5ac..9c6797cb76 100644
--- a/xtask/src/codegen/rust.ungram
+++ b/xtask/src/codegen/rust.ungram
@@ -5,7 +5,7 @@ SourceFile =
 
 Item =
   ConstDef
-| EnumDef
+| Enum
 | ExternBlock
 | ExternCrate
 | Fn
@@ -98,11 +98,7 @@ FieldList =
   RecordFieldList
 | TupleFieldList
 
-Union =
-  Attr* Visibility? 'union' Name GenericParamList? WhereClause?
-  RecordFieldList
-
-EnumDef =
+Enum =
   Attr* Visibility? 'enum' Name GenericParamList? WhereClause?
   variant_list:EnumVariantList
 
@@ -112,6 +108,10 @@ EnumVariantList =
 EnumVariant =
   Attr* Visibility? Name FieldList ('=' Expr)?
 
+Union =
+  Attr* Visibility? 'union' Name GenericParamList? WhereClause?
+  RecordFieldList
+
 TraitDef =
   Attr* Visibility? 'unsafe'? 'auto'? 'trait' Name GenericParamList
   (':' TypeBoundList?)? WhereClause
@@ -454,7 +454,7 @@ MetaItem =
 
 AdtDef =
   Struct
-| EnumDef
+| Enum
 | Union
 
 TypeRef =