3 files changed, 72 insertions, 35 deletions

diff --git a/crates/ra_syntax/src/ast/edit.rs b/crates/ra_syntax/src/ast/edit.rs
index abc7a646c..2e958fa23 100644
--- a/crates/ra_syntax/src/ast/edit.rs
+++ b/crates/ra_syntax/src/ast/edit.rs
@@ -80,9 +80,12 @@ where
     }
 }
 
-impl ast::ItemList {
+impl ast::AssocItemList {
     #[must_use]
-    pub fn append_items(&self, items: impl IntoIterator<Item = ast::AssocItem>) -> ast::ItemList {
+    pub fn append_items(
+        &self,
+        items: impl IntoIterator<Item = ast::AssocItem>,
+    ) -> ast::AssocItemList {
         let mut res = self.clone();
         if !self.syntax().text().contains_char('\n') {
             res = make_multiline(res);
@@ -92,7 +95,7 @@ impl ast::ItemList {
     }
 
     #[must_use]
-    pub fn append_item(&self, item: ast::AssocItem) -> ast::ItemList {
+    pub fn append_item(&self, item: ast::AssocItem) -> ast::AssocItemList {
         let (indent, position) = match self.assoc_items().last() {
             Some(it) => (
                 leading_indent(it.syntax()).unwrap_or_default().to_string(),
@@ -314,8 +317,12 @@ impl ast::UseTree {
             Some(it) => it,
             None => return self.clone(),
         };
-        let use_tree =
-            make::use_tree(suffix, self.use_tree_list(), self.alias(), self.star_token().is_some());
+        let use_tree = make::use_tree(
+            suffix,
+            self.use_tree_list(),
+            self.rename(),
+            self.star_token().is_some(),
+        );
         let nested = make::use_tree_list(iter::once(use_tree));
         return make::use_tree(prefix.clone(), Some(nested), None, false);
 
diff --git a/crates/ra_syntax/src/ast/generated/nodes.rs b/crates/ra_syntax/src/ast/generated/nodes.rs
index dfda79550..01e8111b0 100644
--- a/crates/ra_syntax/src/ast/generated/nodes.rs
+++ b/crates/ra_syntax/src/ast/generated/nodes.rs
@@ -75,7 +75,7 @@ impl ExternCrateItem {
     pub fn crate_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![crate]) }
     pub fn name_ref(&self) -> Option<NameRef> { support::child(&self.syntax) }
     pub fn self_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![self]) }
-    pub fn alias(&self) -> Option<Alias> { support::child(&self.syntax) }
+    pub fn rename(&self) -> Option<Rename> { support::child(&self.syntax) }
     pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
@@ -112,7 +112,7 @@ impl ImplDef {
     pub fn impl_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![impl]) }
     pub fn excl_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![!]) }
     pub fn for_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![for]) }
-    pub fn item_list(&self) -> Option<ItemList> { support::child(&self.syntax) }
+    pub fn assoc_item_list(&self) -> Option<AssocItemList> { support::child(&self.syntax) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct MacroCall {
@@ -180,7 +180,7 @@ impl TraitDef {
     pub fn unsafe_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![unsafe]) }
     pub fn auto_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![auto]) }
     pub fn trait_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![trait]) }
-    pub fn item_list(&self) -> Option<ItemList> { support::child(&self.syntax) }
+    pub fn assoc_item_list(&self) -> Option<AssocItemList> { support::child(&self.syntax) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct TypeAliasDef {
@@ -238,11 +238,6 @@ impl Visibility {
     pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
-pub struct Abi {
-    pub(crate) syntax: SyntaxNode,
-}
-impl Abi {}
-#[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct Name {
     pub(crate) syntax: SyntaxNode,
 }
@@ -250,6 +245,21 @@ impl Name {
     pub fn ident_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![ident]) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub struct ItemList {
+    pub(crate) syntax: SyntaxNode,
+}
+impl ast::AttrsOwner for ItemList {}
+impl ast::ModuleItemOwner for ItemList {}
+impl ItemList {
+    pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['{']) }
+    pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
+}
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub struct Abi {
+    pub(crate) syntax: SyntaxNode,
+}
+impl Abi {}
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct TypeParamList {
     pub(crate) syntax: SyntaxNode,
 }
@@ -367,11 +377,10 @@ impl TypeBoundList {
     pub fn bounds(&self) -> AstChildren<TypeBound> { support::children(&self.syntax) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
-pub struct ItemList {
+pub struct AssocItemList {
     pub(crate) syntax: SyntaxNode,
 }
-impl ast::ModuleItemOwner for ItemList {}
-impl ItemList {
+impl AssocItemList {
     pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['{']) }
     pub fn assoc_items(&self) -> AstChildren<AssocItem> { support::children(&self.syntax) }
     pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
@@ -1169,7 +1178,7 @@ impl UseTree {
     pub fn coloncolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![::]) }
     pub fn star_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![*]) }
     pub fn use_tree_list(&self) -> Option<UseTreeList> { support::child(&self.syntax) }
-    pub fn alias(&self) -> Option<Alias> { support::child(&self.syntax) }
+    pub fn rename(&self) -> Option<Rename> { support::child(&self.syntax) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct UseTreeList {
@@ -1181,11 +1190,11 @@ impl UseTreeList {
     pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
-pub struct Alias {
+pub struct Rename {
     pub(crate) syntax: SyntaxNode,
 }
-impl ast::NameOwner for Alias {}
-impl Alias {
+impl ast::NameOwner for Rename {}
+impl Rename {
     pub fn as_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![as]) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
@@ -1336,10 +1345,10 @@ pub enum AssocItem {
     FnDef(FnDef),
     TypeAliasDef(TypeAliasDef),
     ConstDef(ConstDef),
+    MacroCall(MacroCall),
 }
 impl ast::AttrsOwner for AssocItem {}
 impl ast::NameOwner for AssocItem {}
-impl ast::VisibilityOwner for AssocItem {}
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum Pat {
     OrPat(OrPat),
@@ -1574,8 +1583,8 @@ impl AstNode for Visibility {
     }
     fn syntax(&self) -> &SyntaxNode { &self.syntax }
 }
-impl AstNode for Abi {
-    fn can_cast(kind: SyntaxKind) -> bool { kind == ABI }
+impl AstNode for Name {
+    fn can_cast(kind: SyntaxKind) -> bool { kind == NAME }
     fn cast(syntax: SyntaxNode) -> Option<Self> {
         if Self::can_cast(syntax.kind()) {
             Some(Self { syntax })
@@ -1585,8 +1594,19 @@ impl AstNode for Abi {
     }
     fn syntax(&self) -> &SyntaxNode { &self.syntax }
 }
-impl AstNode for Name {
-    fn can_cast(kind: SyntaxKind) -> bool { kind == NAME }
+impl AstNode for ItemList {
+    fn can_cast(kind: SyntaxKind) -> bool { kind == ITEM_LIST }
+    fn cast(syntax: SyntaxNode) -> Option<Self> {
+        if Self::can_cast(syntax.kind()) {
+            Some(Self { syntax })
+        } else {
+            None
+        }
+    }
+    fn syntax(&self) -> &SyntaxNode { &self.syntax }
+}
+impl AstNode for Abi {
+    fn can_cast(kind: SyntaxKind) -> bool { kind == ABI }
     fn cast(syntax: SyntaxNode) -> Option<Self> {
         if Self::can_cast(syntax.kind()) {
             Some(Self { syntax })
@@ -1728,8 +1748,8 @@ impl AstNode for TypeBoundList {
     }
     fn syntax(&self) -> &SyntaxNode { &self.syntax }
 }
-impl AstNode for ItemList {
-    fn can_cast(kind: SyntaxKind) -> bool { kind == ITEM_LIST }
+impl AstNode for AssocItemList {
+    fn can_cast(kind: SyntaxKind) -> bool { kind == ASSOC_ITEM_LIST }
     fn cast(syntax: SyntaxNode) -> Option<Self> {
         if Self::can_cast(syntax.kind()) {
             Some(Self { syntax })
@@ -2663,8 +2683,8 @@ impl AstNode for UseTreeList {
     }
     fn syntax(&self) -> &SyntaxNode { &self.syntax }
 }
-impl AstNode for Alias {
-    fn can_cast(kind: SyntaxKind) -> bool { kind == ALIAS }
+impl AstNode for Rename {
+    fn can_cast(kind: SyntaxKind) -> bool { kind == RENAME }
     fn cast(syntax: SyntaxNode) -> Option<Self> {
         if Self::can_cast(syntax.kind()) {
             Some(Self { syntax })
@@ -3144,10 +3164,13 @@ impl From<TypeAliasDef> for AssocItem {
 impl From<ConstDef> for AssocItem {
     fn from(node: ConstDef) -> AssocItem { AssocItem::ConstDef(node) }
 }
+impl From<MacroCall> for AssocItem {
+    fn from(node: MacroCall) -> AssocItem { AssocItem::MacroCall(node) }
+}
 impl AstNode for AssocItem {
     fn can_cast(kind: SyntaxKind) -> bool {
         match kind {
-            FN_DEF | TYPE_ALIAS_DEF | CONST_DEF => true,
+            FN_DEF | TYPE_ALIAS_DEF | CONST_DEF | MACRO_CALL => true,
             _ => false,
         }
     }
@@ -3156,6 +3179,7 @@ impl AstNode for AssocItem {
             FN_DEF => AssocItem::FnDef(FnDef { syntax }),
             TYPE_ALIAS_DEF => AssocItem::TypeAliasDef(TypeAliasDef { syntax }),
             CONST_DEF => AssocItem::ConstDef(ConstDef { syntax }),
+            MACRO_CALL => AssocItem::MacroCall(MacroCall { syntax }),
             _ => return None,
         };
         Some(res)
@@ -3165,6 +3189,7 @@ impl AstNode for AssocItem {
             AssocItem::FnDef(it) => &it.syntax,
             AssocItem::TypeAliasDef(it) => &it.syntax,
             AssocItem::ConstDef(it) => &it.syntax,
+            AssocItem::MacroCall(it) => &it.syntax,
         }
     }
 }
@@ -3515,12 +3540,17 @@ impl std::fmt::Display for Visibility {
         std::fmt::Display::fmt(self.syntax(), f)
     }
 }
-impl std::fmt::Display for Abi {
+impl std::fmt::Display for Name {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         std::fmt::Display::fmt(self.syntax(), f)
     }
 }
-impl std::fmt::Display for Name {
+impl std::fmt::Display for ItemList {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        std::fmt::Display::fmt(self.syntax(), f)
+    }
+}
+impl std::fmt::Display for Abi {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         std::fmt::Display::fmt(self.syntax(), f)
     }
@@ -3585,7 +3615,7 @@ impl std::fmt::Display for TypeBoundList {
         std::fmt::Display::fmt(self.syntax(), f)
     }
 }
-impl std::fmt::Display for ItemList {
+impl std::fmt::Display for AssocItemList {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         std::fmt::Display::fmt(self.syntax(), f)
     }
@@ -4010,7 +4040,7 @@ impl std::fmt::Display for UseTreeList {
         std::fmt::Display::fmt(self.syntax(), f)
     }
 }
-impl std::fmt::Display for Alias {
+impl std::fmt::Display for Rename {
     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/make.rs b/crates/ra_syntax/src/ast/make.rs
index 192c610f1..2b05ed2d4 100644
--- a/crates/ra_syntax/src/ast/make.rs
+++ b/crates/ra_syntax/src/ast/make.rs
@@ -37,7 +37,7 @@ fn path_from_text(text: &str) -> ast::Path {
 pub fn use_tree(
     path: ast::Path,
     use_tree_list: Option<ast::UseTreeList>,
-    alias: Option<ast::Alias>,
+    alias: Option<ast::Rename>,
     add_star: bool,
 ) -> ast::UseTree {
     let mut buf = "use ".to_string();