2 files changed, 18 insertions, 106 deletions

diff --git a/crates/ra_syntax/src/ast/generated/nodes.rs b/crates/ra_syntax/src/ast/generated/nodes.rs
index fae76a7a8..3c917257c 100644
--- a/crates/ra_syntax/src/ast/generated/nodes.rs
+++ b/crates/ra_syntax/src/ast/generated/nodes.rs
@@ -146,9 +146,9 @@ impl AstNode for RecordFieldDefList {
     fn syntax(&self) -> &SyntaxNode { &self.syntax }
 }
 impl RecordFieldDefList {
-    pub fn l_curly_token(&self) -> Option<LCurly> { support::token(&self.syntax) }
+    pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['{']) }
     pub fn fields(&self) -> AstChildren<RecordFieldDef> { support::children(&self.syntax) }
-    pub fn r_curly_token(&self) -> Option<RCurly> { support::token(&self.syntax) }
+    pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['}']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct RecordFieldDef {
@@ -251,9 +251,9 @@ impl AstNode for EnumVariantList {
     fn syntax(&self) -> &SyntaxNode { &self.syntax }
 }
 impl EnumVariantList {
-    pub fn l_curly_token(&self) -> Option<LCurly> { support::token(&self.syntax) }
+    pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['{']) }
     pub fn variants(&self) -> AstChildren<EnumVariant> { support::children(&self.syntax) }
-    pub fn r_curly_token(&self) -> Option<RCurly> { support::token(&self.syntax) }
+    pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['}']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct EnumVariant {
@@ -347,9 +347,9 @@ impl AstNode for ItemList {
 }
 impl ast::ModuleItemOwner for ItemList {}
 impl ItemList {
-    pub fn l_curly_token(&self) -> Option<LCurly> { support::token(&self.syntax) }
+    pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['{']) }
     pub fn impl_items(&self) -> AstChildren<ImplItem> { support::children(&self.syntax) }
-    pub fn r_curly_token(&self) -> Option<RCurly> { support::token(&self.syntax) }
+    pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['}']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct ConstDef {
@@ -1337,9 +1337,9 @@ impl AstNode for MatchArmList {
 }
 impl ast::AttrsOwner for MatchArmList {}
 impl MatchArmList {
-    pub fn l_curly_token(&self) -> Option<LCurly> { support::token(&self.syntax) }
+    pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['{']) }
     pub fn arms(&self) -> AstChildren<MatchArm> { support::children(&self.syntax) }
-    pub fn r_curly_token(&self) -> Option<RCurly> { support::token(&self.syntax) }
+    pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['}']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct MatchArm {
@@ -1417,11 +1417,11 @@ impl AstNode for RecordFieldList {
     fn syntax(&self) -> &SyntaxNode { &self.syntax }
 }
 impl RecordFieldList {
-    pub fn l_curly_token(&self) -> Option<LCurly> { support::token(&self.syntax) }
+    pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['{']) }
     pub fn fields(&self) -> AstChildren<RecordField> { support::children(&self.syntax) }
     pub fn dotdot_token(&self) -> Option<Dotdot> { support::token(&self.syntax) }
     pub fn spread(&self) -> Option<Expr> { support::child(&self.syntax) }
-    pub fn r_curly_token(&self) -> Option<RCurly> { support::token(&self.syntax) }
+    pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['}']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct RecordField {
@@ -1709,14 +1709,14 @@ impl AstNode for RecordFieldPatList {
     fn syntax(&self) -> &SyntaxNode { &self.syntax }
 }
 impl RecordFieldPatList {
-    pub fn l_curly_token(&self) -> Option<LCurly> { support::token(&self.syntax) }
+    pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['{']) }
     pub fn pats(&self) -> AstChildren<RecordInnerPat> { support::children(&self.syntax) }
     pub fn record_field_pats(&self) -> AstChildren<RecordFieldPat> {
         support::children(&self.syntax)
     }
     pub fn bind_pats(&self) -> AstChildren<BindPat> { support::children(&self.syntax) }
     pub fn dotdot_token(&self) -> Option<Dotdot> { support::token(&self.syntax) }
-    pub fn r_curly_token(&self) -> Option<RCurly> { support::token(&self.syntax) }
+    pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['}']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct RecordFieldPat {
@@ -2165,10 +2165,10 @@ impl AstNode for Block {
 impl ast::AttrsOwner for Block {}
 impl ast::ModuleItemOwner for Block {}
 impl Block {
-    pub fn l_curly_token(&self) -> Option<LCurly> { support::token(&self.syntax) }
+    pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['{']) }
     pub fn statements(&self) -> AstChildren<Stmt> { support::children(&self.syntax) }
     pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
-    pub fn r_curly_token(&self) -> Option<RCurly> { support::token(&self.syntax) }
+    pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['}']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct ParamList {
@@ -2311,9 +2311,9 @@ impl AstNode for UseTreeList {
     fn syntax(&self) -> &SyntaxNode { &self.syntax }
 }
 impl UseTreeList {
-    pub fn l_curly_token(&self) -> Option<LCurly> { support::token(&self.syntax) }
+    pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['{']) }
     pub fn use_trees(&self) -> AstChildren<UseTree> { support::children(&self.syntax) }
-    pub fn r_curly_token(&self) -> Option<RCurly> { support::token(&self.syntax) }
+    pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['}']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct ExternCrateItem {
@@ -2557,9 +2557,9 @@ impl AstNode for ExternItemList {
 }
 impl ast::ModuleItemOwner for ExternItemList {}
 impl ExternItemList {
-    pub fn l_curly_token(&self) -> Option<LCurly> { support::token(&self.syntax) }
+    pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['{']) }
     pub fn extern_items(&self) -> AstChildren<ExternItem> { support::children(&self.syntax) }
-    pub fn r_curly_token(&self) -> Option<RCurly> { support::token(&self.syntax) }
+    pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token2(&self.syntax, T!['}']) }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct ExternBlock {
diff --git a/crates/ra_syntax/src/ast/generated/tokens.rs b/crates/ra_syntax/src/ast/generated/tokens.rs
index 7344b0e49..4cbc1d793 100644
--- a/crates/ra_syntax/src/ast/generated/tokens.rs
+++ b/crates/ra_syntax/src/ast/generated/tokens.rs
@@ -1366,94 +1366,6 @@ impl AstToken for RDollar {
     fn syntax(&self) -> &SyntaxToken { &self.syntax }
 }
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
-pub enum LeftDelimiter {
-    LParen(LParen),
-    LBrack(LBrack),
-    LCurly(LCurly),
-}
-impl From<LParen> for LeftDelimiter {
-    fn from(node: LParen) -> LeftDelimiter { LeftDelimiter::LParen(node) }
-}
-impl From<LBrack> for LeftDelimiter {
-    fn from(node: LBrack) -> LeftDelimiter { LeftDelimiter::LBrack(node) }
-}
-impl From<LCurly> for LeftDelimiter {
-    fn from(node: LCurly) -> LeftDelimiter { LeftDelimiter::LCurly(node) }
-}
-impl std::fmt::Display for LeftDelimiter {
-    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
-        std::fmt::Display::fmt(self.syntax(), f)
-    }
-}
-impl AstToken for LeftDelimiter {
-    fn can_cast(kind: SyntaxKind) -> bool {
-        match kind {
-            L_PAREN | L_BRACK | L_CURLY => true,
-            _ => false,
-        }
-    }
-    fn cast(syntax: SyntaxToken) -> Option<Self> {
-        let res = match syntax.kind() {
-            L_PAREN => LeftDelimiter::LParen(LParen { syntax }),
-            L_BRACK => LeftDelimiter::LBrack(LBrack { syntax }),
-            L_CURLY => LeftDelimiter::LCurly(LCurly { syntax }),
-            _ => return None,
-        };
-        Some(res)
-    }
-    fn syntax(&self) -> &SyntaxToken {
-        match self {
-            LeftDelimiter::LParen(it) => &it.syntax,
-            LeftDelimiter::LBrack(it) => &it.syntax,
-            LeftDelimiter::LCurly(it) => &it.syntax,
-        }
-    }
-}
-#[derive(Debug, Clone, PartialEq, Eq, Hash)]
-pub enum RightDelimiter {
-    RParen(RParen),
-    RBrack(RBrack),
-    RCurly(RCurly),
-}
-impl From<RParen> for RightDelimiter {
-    fn from(node: RParen) -> RightDelimiter { RightDelimiter::RParen(node) }
-}
-impl From<RBrack> for RightDelimiter {
-    fn from(node: RBrack) -> RightDelimiter { RightDelimiter::RBrack(node) }
-}
-impl From<RCurly> for RightDelimiter {
-    fn from(node: RCurly) -> RightDelimiter { RightDelimiter::RCurly(node) }
-}
-impl std::fmt::Display for RightDelimiter {
-    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
-        std::fmt::Display::fmt(self.syntax(), f)
-    }
-}
-impl AstToken for RightDelimiter {
-    fn can_cast(kind: SyntaxKind) -> bool {
-        match kind {
-            R_PAREN | R_BRACK | R_CURLY => true,
-            _ => false,
-        }
-    }
-    fn cast(syntax: SyntaxToken) -> Option<Self> {
-        let res = match syntax.kind() {
-            R_PAREN => RightDelimiter::RParen(RParen { syntax }),
-            R_BRACK => RightDelimiter::RBrack(RBrack { syntax }),
-            R_CURLY => RightDelimiter::RCurly(RCurly { syntax }),
-            _ => return None,
-        };
-        Some(res)
-    }
-    fn syntax(&self) -> &SyntaxToken {
-        match self {
-            RightDelimiter::RParen(it) => &it.syntax,
-            RightDelimiter::RBrack(it) => &it.syntax,
-            RightDelimiter::RCurly(it) => &it.syntax,
-        }
-    }
-}
-#[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum RangeSeparator {
     Dotdot(Dotdot),
     Dotdotdot(Dotdotdot),