git.delta.rocks / jrsonnet / refs/commits / b1b8b4cf86ba

--- a/crates/jrsonnet-rowan-parser/jsonnet.ungram
+++ b/crates/jrsonnet-rowan-parser/jsonnet.ungram
@@ -136,6 +136,7 @@
 |   '<<' | '>>'
 |   '+' | '-'
 |   '*' | '/' | '%'
+|   'META_OBJECT_APPLY!'
 |   'ERROR_NO_OPERATOR!'
 
 UnaryOperator =

--- a/crates/jrsonnet-rowan-parser/src/generated/nodes.rs
+++ b/crates/jrsonnet-rowan-parser/src/generated/nodes.rs
@@ -1005,6 +1005,7 @@
 	Mul,
 	Div,
 	Modulo,
+	MetaObjectApply,
 	ErrorNoOperator,
 }
 
@@ -2508,101 +2509,51 @@
 }
 impl AstToken for BinaryOperator {
 	fn can_cast(kind: SyntaxKind) -> bool {
+		BinaryOperatorKind::can_cast(kind)
+	}
+	fn cast(syntax: SyntaxToken) -> Option<Self> {
+		let kind = BinaryOperatorKind::cast(syntax.kind())?;
+		Some(BinaryOperator { syntax, kind })
+	}
+	fn syntax(&self) -> &SyntaxToken {
+		&self.syntax
+	}
+}
+impl BinaryOperatorKind {
+	fn can_cast(kind: SyntaxKind) -> bool {
 		match kind {
 			OR | AND | BIT_OR | BIT_XOR | BIT_AND | EQ | NE | LT | GT | LE | GE | IN_KW | LHS
-			| RHS | PLUS | MINUS | MUL | DIV | MODULO | ERROR_NO_OPERATOR => true,
+			| RHS | PLUS | MINUS | MUL | DIV | MODULO | META_OBJECT_APPLY | ERROR_NO_OPERATOR => true,
 			_ => false,
 		}
 	}
-	fn cast(syntax: SyntaxToken) -> Option<Self> {
-		let res = match syntax.kind() {
-			OR => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Or,
-			},
-			AND => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::And,
-			},
-			BIT_OR => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::BitOr,
-			},
-			BIT_XOR => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::BitXor,
-			},
-			BIT_AND => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::BitAnd,
-			},
-			EQ => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Eq,
-			},
-			NE => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Ne,
-			},
-			LT => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Lt,
-			},
-			GT => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Gt,
-			},
-			LE => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Le,
-			},
-			GE => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Ge,
-			},
-			IN_KW => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::InKw,
-			},
-			LHS => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Lhs,
-			},
-			RHS => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Rhs,
-			},
-			PLUS => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Plus,
-			},
-			MINUS => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Minus,
-			},
-			MUL => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Mul,
-			},
-			DIV => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Div,
-			},
-			MODULO => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::Modulo,
-			},
-			ERROR_NO_OPERATOR => BinaryOperator {
-				syntax,
-				kind: BinaryOperatorKind::ErrorNoOperator,
-			},
+	pub fn cast(kind: SyntaxKind) -> Option<Self> {
+		let res = match kind {
+			OR => Self::Or,
+			AND => Self::And,
+			BIT_OR => Self::BitOr,
+			BIT_XOR => Self::BitXor,
+			BIT_AND => Self::BitAnd,
+			EQ => Self::Eq,
+			NE => Self::Ne,
+			LT => Self::Lt,
+			GT => Self::Gt,
+			LE => Self::Le,
+			GE => Self::Ge,
+			IN_KW => Self::InKw,
+			LHS => Self::Lhs,
+			RHS => Self::Rhs,
+			PLUS => Self::Plus,
+			MINUS => Self::Minus,
+			MUL => Self::Mul,
+			DIV => Self::Div,
+			MODULO => Self::Modulo,
+			META_OBJECT_APPLY => Self::MetaObjectApply,
+			ERROR_NO_OPERATOR => Self::ErrorNoOperator,
 			_ => return None,
 		};
 		Some(res)
 	}
-	fn syntax(&self) -> &SyntaxToken {
-		&self.syntax
-	}
 }
 impl BinaryOperator {
 	pub fn kind(&self) -> BinaryOperatorKind {
@@ -2616,31 +2567,31 @@
 }
 impl AstToken for UnaryOperator {
 	fn can_cast(kind: SyntaxKind) -> bool {
+		UnaryOperatorKind::can_cast(kind)
+	}
+	fn cast(syntax: SyntaxToken) -> Option<Self> {
+		let kind = UnaryOperatorKind::cast(syntax.kind())?;
+		Some(UnaryOperator { syntax, kind })
+	}
+	fn syntax(&self) -> &SyntaxToken {
+		&self.syntax
+	}
+}
+impl UnaryOperatorKind {
+	fn can_cast(kind: SyntaxKind) -> bool {
 		match kind {
 			MINUS | NOT | BIT_NOT => true,
 			_ => false,
 		}
 	}
-	fn cast(syntax: SyntaxToken) -> Option<Self> {
-		let res = match syntax.kind() {
-			MINUS => UnaryOperator {
-				syntax,
-				kind: UnaryOperatorKind::Minus,
-			},
-			NOT => UnaryOperator {
-				syntax,
-				kind: UnaryOperatorKind::Not,
-			},
-			BIT_NOT => UnaryOperator {
-				syntax,
-				kind: UnaryOperatorKind::BitNot,
-			},
+	pub fn cast(kind: SyntaxKind) -> Option<Self> {
+		let res = match kind {
+			MINUS => Self::Minus,
+			NOT => Self::Not,
+			BIT_NOT => Self::BitNot,
 			_ => return None,
 		};
 		Some(res)
-	}
-	fn syntax(&self) -> &SyntaxToken {
-		&self.syntax
 	}
 }
 impl UnaryOperator {
@@ -2655,44 +2606,35 @@
 }
 impl AstToken for Literal {
 	fn can_cast(kind: SyntaxKind) -> bool {
+		LiteralKind::can_cast(kind)
+	}
+	fn cast(syntax: SyntaxToken) -> Option<Self> {
+		let kind = LiteralKind::cast(syntax.kind())?;
+		Some(Literal { syntax, kind })
+	}
+	fn syntax(&self) -> &SyntaxToken {
+		&self.syntax
+	}
+}
+impl LiteralKind {
+	fn can_cast(kind: SyntaxKind) -> bool {
 		match kind {
 			NULL_KW | TRUE_KW | FALSE_KW | SELF_KW | DOLLAR | SUPER_KW => true,
 			_ => false,
 		}
 	}
-	fn cast(syntax: SyntaxToken) -> Option<Self> {
-		let res = match syntax.kind() {
-			NULL_KW => Literal {
-				syntax,
-				kind: LiteralKind::NullKw,
-			},
-			TRUE_KW => Literal {
-				syntax,
-				kind: LiteralKind::TrueKw,
-			},
-			FALSE_KW => Literal {
-				syntax,
-				kind: LiteralKind::FalseKw,
-			},
-			SELF_KW => Literal {
-				syntax,
-				kind: LiteralKind::SelfKw,
-			},
-			DOLLAR => Literal {
-				syntax,
-				kind: LiteralKind::Dollar,
-			},
-			SUPER_KW => Literal {
-				syntax,
-				kind: LiteralKind::SuperKw,
-			},
+	pub fn cast(kind: SyntaxKind) -> Option<Self> {
+		let res = match kind {
+			NULL_KW => Self::NullKw,
+			TRUE_KW => Self::TrueKw,
+			FALSE_KW => Self::FalseKw,
+			SELF_KW => Self::SelfKw,
+			DOLLAR => Self::Dollar,
+			SUPER_KW => Self::SuperKw,
 			_ => return None,
 		};
 		Some(res)
 	}
-	fn syntax(&self) -> &SyntaxToken {
-		&self.syntax
-	}
 }
 impl Literal {
 	pub fn kind(&self) -> LiteralKind {
@@ -2706,6 +2648,18 @@
 }
 impl AstToken for Text {
 	fn can_cast(kind: SyntaxKind) -> bool {
+		TextKind::can_cast(kind)
+	}
+	fn cast(syntax: SyntaxToken) -> Option<Self> {
+		let kind = TextKind::cast(syntax.kind())?;
+		Some(Text { syntax, kind })
+	}
+	fn syntax(&self) -> &SyntaxToken {
+		&self.syntax
+	}
+}
+impl TextKind {
+	fn can_cast(kind: SyntaxKind) -> bool {
 		match kind {
 			STRING_DOUBLE
 			| ERROR_STRING_DOUBLE_UNTERMINATED
@@ -2724,71 +2678,30 @@
 			_ => false,
 		}
 	}
-	fn cast(syntax: SyntaxToken) -> Option<Self> {
-		let res = match syntax.kind() {
-			STRING_DOUBLE => Text {
-				syntax,
-				kind: TextKind::StringDouble,
-			},
-			ERROR_STRING_DOUBLE_UNTERMINATED => Text {
-				syntax,
-				kind: TextKind::ErrorStringDoubleUnterminated,
-			},
-			STRING_SINGLE => Text {
-				syntax,
-				kind: TextKind::StringSingle,
-			},
-			ERROR_STRING_SINGLE_UNTERMINATED => Text {
-				syntax,
-				kind: TextKind::ErrorStringSingleUnterminated,
-			},
-			STRING_DOUBLE_VERBATIM => Text {
-				syntax,
-				kind: TextKind::StringDoubleVerbatim,
-			},
-			ERROR_STRING_DOUBLE_VERBATIM_UNTERMINATED => Text {
-				syntax,
-				kind: TextKind::ErrorStringDoubleVerbatimUnterminated,
-			},
-			STRING_SINGLE_VERBATIM => Text {
-				syntax,
-				kind: TextKind::StringSingleVerbatim,
-			},
-			ERROR_STRING_SINGLE_VERBATIM_UNTERMINATED => Text {
-				syntax,
-				kind: TextKind::ErrorStringSingleVerbatimUnterminated,
-			},
-			ERROR_STRING_VERBATIM_MISSING_QUOTES => Text {
-				syntax,
-				kind: TextKind::ErrorStringVerbatimMissingQuotes,
-			},
-			STRING_BLOCK => Text {
-				syntax,
-				kind: TextKind::StringBlock,
-			},
-			ERROR_STRING_BLOCK_UNEXPECTED_END => Text {
-				syntax,
-				kind: TextKind::ErrorStringBlockUnexpectedEnd,
-			},
-			ERROR_STRING_BLOCK_MISSING_NEW_LINE => Text {
-				syntax,
-				kind: TextKind::ErrorStringBlockMissingNewLine,
-			},
-			ERROR_STRING_BLOCK_MISSING_TERMINATION => Text {
-				syntax,
-				kind: TextKind::ErrorStringBlockMissingTermination,
-			},
-			ERROR_STRING_BLOCK_MISSING_INDENT => Text {
-				syntax,
-				kind: TextKind::ErrorStringBlockMissingIndent,
-			},
+	pub fn cast(kind: SyntaxKind) -> Option<Self> {
+		let res = match kind {
+			STRING_DOUBLE => Self::StringDouble,
+			ERROR_STRING_DOUBLE_UNTERMINATED => Self::ErrorStringDoubleUnterminated,
+			STRING_SINGLE => Self::StringSingle,
+			ERROR_STRING_SINGLE_UNTERMINATED => Self::ErrorStringSingleUnterminated,
+			STRING_DOUBLE_VERBATIM => Self::StringDoubleVerbatim,
+			ERROR_STRING_DOUBLE_VERBATIM_UNTERMINATED => {
+				Self::ErrorStringDoubleVerbatimUnterminated
+			}
+			STRING_SINGLE_VERBATIM => Self::StringSingleVerbatim,
+			ERROR_STRING_SINGLE_VERBATIM_UNTERMINATED => {
+				Self::ErrorStringSingleVerbatimUnterminated
+			}
+			ERROR_STRING_VERBATIM_MISSING_QUOTES => Self::ErrorStringVerbatimMissingQuotes,
+			STRING_BLOCK => Self::StringBlock,
+			ERROR_STRING_BLOCK_UNEXPECTED_END => Self::ErrorStringBlockUnexpectedEnd,
+			ERROR_STRING_BLOCK_MISSING_NEW_LINE => Self::ErrorStringBlockMissingNewLine,
+			ERROR_STRING_BLOCK_MISSING_TERMINATION => Self::ErrorStringBlockMissingTermination,
+			ERROR_STRING_BLOCK_MISSING_INDENT => Self::ErrorStringBlockMissingIndent,
 			_ => return None,
 		};
 		Some(res)
 	}
-	fn syntax(&self) -> &SyntaxToken {
-		&self.syntax
-	}
 }
 impl Text {
 	pub fn kind(&self) -> TextKind {
@@ -2802,6 +2715,18 @@
 }
 impl AstToken for Number {
 	fn can_cast(kind: SyntaxKind) -> bool {
+		NumberKind::can_cast(kind)
+	}
+	fn cast(syntax: SyntaxToken) -> Option<Self> {
+		let kind = NumberKind::cast(syntax.kind())?;
+		Some(Number { syntax, kind })
+	}
+	fn syntax(&self) -> &SyntaxToken {
+		&self.syntax
+	}
+}
+impl NumberKind {
+	fn can_cast(kind: SyntaxKind) -> bool {
 		match kind {
 			FLOAT
 			| ERROR_FLOAT_JUNK_AFTER_POINT
@@ -2810,31 +2735,16 @@
 			_ => false,
 		}
 	}
-	fn cast(syntax: SyntaxToken) -> Option<Self> {
-		let res = match syntax.kind() {
-			FLOAT => Number {
-				syntax,
-				kind: NumberKind::Float,
-			},
-			ERROR_FLOAT_JUNK_AFTER_POINT => Number {
-				syntax,
-				kind: NumberKind::ErrorFloatJunkAfterPoint,
-			},
-			ERROR_FLOAT_JUNK_AFTER_EXPONENT => Number {
-				syntax,
-				kind: NumberKind::ErrorFloatJunkAfterExponent,
-			},
-			ERROR_FLOAT_JUNK_AFTER_EXPONENT_SIGN => Number {
-				syntax,
-				kind: NumberKind::ErrorFloatJunkAfterExponentSign,
-			},
+	pub fn cast(kind: SyntaxKind) -> Option<Self> {
+		let res = match kind {
+			FLOAT => Self::Float,
+			ERROR_FLOAT_JUNK_AFTER_POINT => Self::ErrorFloatJunkAfterPoint,
+			ERROR_FLOAT_JUNK_AFTER_EXPONENT => Self::ErrorFloatJunkAfterExponent,
+			ERROR_FLOAT_JUNK_AFTER_EXPONENT_SIGN => Self::ErrorFloatJunkAfterExponentSign,
 			_ => return None,
 		};
 		Some(res)
 	}
-	fn syntax(&self) -> &SyntaxToken {
-		&self.syntax
-	}
 }
 impl Number {
 	pub fn kind(&self) -> NumberKind {
@@ -2848,32 +2758,32 @@
 }
 impl AstToken for ImportKind {
 	fn can_cast(kind: SyntaxKind) -> bool {
+		ImportKindKind::can_cast(kind)
+	}
+	fn cast(syntax: SyntaxToken) -> Option<Self> {
+		let kind = ImportKindKind::cast(syntax.kind())?;
+		Some(ImportKind { syntax, kind })
+	}
+	fn syntax(&self) -> &SyntaxToken {
+		&self.syntax
+	}
+}
+impl ImportKindKind {
+	fn can_cast(kind: SyntaxKind) -> bool {
 		match kind {
 			IMPORTSTR_KW | IMPORTBIN_KW | IMPORT_KW => true,
 			_ => false,
 		}
 	}
-	fn cast(syntax: SyntaxToken) -> Option<Self> {
-		let res = match syntax.kind() {
-			IMPORTSTR_KW => ImportKind {
-				syntax,
-				kind: ImportKindKind::ImportstrKw,
-			},
-			IMPORTBIN_KW => ImportKind {
-				syntax,
-				kind: ImportKindKind::ImportbinKw,
-			},
-			IMPORT_KW => ImportKind {
-				syntax,
-				kind: ImportKindKind::ImportKw,
-			},
+	pub fn cast(kind: SyntaxKind) -> Option<Self> {
+		let res = match kind {
+			IMPORTSTR_KW => Self::ImportstrKw,
+			IMPORTBIN_KW => Self::ImportbinKw,
+			IMPORT_KW => Self::ImportKw,
 			_ => return None,
 		};
 		Some(res)
 	}
-	fn syntax(&self) -> &SyntaxToken {
-		&self.syntax
-	}
 }
 impl ImportKind {
 	pub fn kind(&self) -> ImportKindKind {
@@ -2887,31 +2797,31 @@
 }
 impl AstToken for Visibility {
 	fn can_cast(kind: SyntaxKind) -> bool {
+		VisibilityKind::can_cast(kind)
+	}
+	fn cast(syntax: SyntaxToken) -> Option<Self> {
+		let kind = VisibilityKind::cast(syntax.kind())?;
+		Some(Visibility { syntax, kind })
+	}
+	fn syntax(&self) -> &SyntaxToken {
+		&self.syntax
+	}
+}
+impl VisibilityKind {
+	fn can_cast(kind: SyntaxKind) -> bool {
 		match kind {
 			COLONCOLONCOLON | COLONCOLON | COLON => true,
 			_ => false,
 		}
 	}
-	fn cast(syntax: SyntaxToken) -> Option<Self> {
-		let res = match syntax.kind() {
-			COLONCOLONCOLON => Visibility {
-				syntax,
-				kind: VisibilityKind::Coloncoloncolon,
-			},
-			COLONCOLON => Visibility {
-				syntax,
-				kind: VisibilityKind::Coloncolon,
-			},
-			COLON => Visibility {
-				syntax,
-				kind: VisibilityKind::Colon,
-			},
+	pub fn cast(kind: SyntaxKind) -> Option<Self> {
+		let res = match kind {
+			COLONCOLONCOLON => Self::Coloncoloncolon,
+			COLONCOLON => Self::Coloncolon,
+			COLON => Self::Colon,
 			_ => return None,
 		};
 		Some(res)
-	}
-	fn syntax(&self) -> &SyntaxToken {
-		&self.syntax
 	}
 }
 impl Visibility {
@@ -2926,6 +2836,18 @@
 }
 impl AstToken for Trivia {
 	fn can_cast(kind: SyntaxKind) -> bool {
+		TriviaKind::can_cast(kind)
+	}
+	fn cast(syntax: SyntaxToken) -> Option<Self> {
+		let kind = TriviaKind::cast(syntax.kind())?;
+		Some(Trivia { syntax, kind })
+	}
+	fn syntax(&self) -> &SyntaxToken {
+		&self.syntax
+	}
+}
+impl TriviaKind {
+	fn can_cast(kind: SyntaxKind) -> bool {
 		match kind {
 			WHITESPACE
 			| MULTI_LINE_COMMENT
@@ -2936,38 +2858,17 @@
 			_ => false,
 		}
 	}
-	fn cast(syntax: SyntaxToken) -> Option<Self> {
-		let res = match syntax.kind() {
-			WHITESPACE => Trivia {
-				syntax,
-				kind: TriviaKind::Whitespace,
-			},
-			MULTI_LINE_COMMENT => Trivia {
-				syntax,
-				kind: TriviaKind::MultiLineComment,
-			},
-			ERROR_COMMENT_TOO_SHORT => Trivia {
-				syntax,
-				kind: TriviaKind::ErrorCommentTooShort,
-			},
-			ERROR_COMMENT_UNTERMINATED => Trivia {
-				syntax,
-				kind: TriviaKind::ErrorCommentUnterminated,
-			},
-			SINGLE_LINE_HASH_COMMENT => Trivia {
-				syntax,
-				kind: TriviaKind::SingleLineHashComment,
-			},
-			SINGLE_LINE_SLASH_COMMENT => Trivia {
-				syntax,
-				kind: TriviaKind::SingleLineSlashComment,
-			},
+	pub fn cast(kind: SyntaxKind) -> Option<Self> {
+		let res = match kind {
+			WHITESPACE => Self::Whitespace,
+			MULTI_LINE_COMMENT => Self::MultiLineComment,
+			ERROR_COMMENT_TOO_SHORT => Self::ErrorCommentTooShort,
+			ERROR_COMMENT_UNTERMINATED => Self::ErrorCommentUnterminated,
+			SINGLE_LINE_HASH_COMMENT => Self::SingleLineHashComment,
+			SINGLE_LINE_SLASH_COMMENT => Self::SingleLineSlashComment,
 			_ => return None,
 		};
 		Some(res)
-	}
-	fn syntax(&self) -> &SyntaxToken {
-		&self.syntax
 	}
 }
 impl Trivia {

--- a/crates/jrsonnet-rowan-parser/src/lib.rs
+++ b/crates/jrsonnet-rowan-parser/src/lib.rs
@@ -1,17 +1,16 @@
 #![deny(unused_must_use)]
 
 mod ast;
-mod binary;
 mod event;
 mod generated;
 mod language;
 mod lex;
 mod marker;
 mod parser;
+mod precedence;
 mod string_block;
 mod tests;
 mod token_set;
-mod unary;
 
 pub use ast::{AstChildren, AstNode, AstToken};
 use event::Sink;

--- a/crates/jrsonnet-rowan-parser/src/parser.rs
+++ b/crates/jrsonnet-rowan-parser/src/parser.rs
@@ -4,13 +4,11 @@
 use rowan::{GreenNode, TextRange, TextSize};
 
 use crate::{
-	binary::BinaryOperator,
 	event::Event,
 	lex::Lexeme,
 	marker::{AsRange, CompletedMarker, Marker, Ranger},
-	nodes::{Literal, Number, Text, Trivia},
+	nodes::{BinaryOperatorKind, Literal, Number, Text, Trivia, UnaryOperatorKind},
 	token_set::SyntaxKindSet,
-	unary::UnaryOperator,
 	AstToken, SyntaxKind,
 	SyntaxKind::*,
 	SyntaxNode, T, TS,
@@ -397,18 +395,6 @@
 enum ExpectedSyntaxTrackingState {
 	Named,
 	Unnamed,
-}
-macro_rules! at_match {
-	($p:ident {
-		$($r:expr => $e:expr,)*
-		_ => $else:expr $(,)?
-	}) => {{
-		$(
-			if $p.at($r) {$e} else
-		)* {
-			$else
-		}
-	}}
 }
 
 fn expr(p: &mut Parser) -> Option<CompletedMarker> {
@@ -417,37 +403,16 @@
 fn expr_binding_power(p: &mut Parser, minimum_binding_power: u8) -> Option<CompletedMarker> {
 	let mut lhs = lhs(p)?;
 
-	loop {
-		let op = at_match!(p {
-			T![*] => BinaryOperator::Mul,
-			T![/] => BinaryOperator::Div,
-			T![%] => BinaryOperator::Mod,
-			T![+] => BinaryOperator::Plus,
-			T![-] => BinaryOperator::Minus,
-			T![<<] => BinaryOperator::ShiftLeft,
-			T![>>] => BinaryOperator::ShiftRight,
-			T![<] => BinaryOperator::LessThan,
-			T![>] => BinaryOperator::GreaterThan,
-			T![<=] => BinaryOperator::LessThanOrEqual,
-			T![>=] => BinaryOperator::GreaterThanOrEqual,
-			T![==] => BinaryOperator::Equal,
-			T![!=] => BinaryOperator::NotEqual,
-			T![&] => BinaryOperator::BitAnd,
-			T![^] => BinaryOperator::BitXor,
-			T![|] => BinaryOperator::BitOr,
-			T![&&] => BinaryOperator::And,
-			T![||] => BinaryOperator::Or,
-			T![in] => BinaryOperator::In,
-			T!['{'] => BinaryOperator::ObjectApply,
-			_ => break,
-		});
+	while let Some(op) = BinaryOperatorKind::cast(p.current())
+		.or_else(|| p.at(T!['{']).then(|| BinaryOperatorKind::MetaObjectApply))
+	{
 		let (left_binding_power, right_binding_power) = op.binding_power();
 		if left_binding_power < minimum_binding_power {
 			break;
 		}
 
 		// Object apply is not a real operator, we dont have something to bump
-		if op != BinaryOperator::ObjectApply {
+		if op != BinaryOperatorKind::MetaObjectApply {
 			p.bump();
 		}
 
@@ -455,7 +420,7 @@
 		let parsed_rhs = expr_binding_power(p, right_binding_power).is_some();
 		lhs = m.complete(
 			p,
-			if op == BinaryOperator::ObjectApply {
+			if op == BinaryOperatorKind::MetaObjectApply {
 				EXPR_OBJ_EXTEND
 			} else {
 				EXPR_BINARY
@@ -998,13 +963,7 @@
 		p.bump();
 		text(p);
 		m.complete(p, EXPR_IMPORT)
-	} else if p.at(T![-]) || p.at(T![!]) || p.at(T![~]) {
-		let op = match p.current() {
-			T![-] => UnaryOperator::Minus,
-			T![!] => UnaryOperator::Not,
-			T![~] => UnaryOperator::BitNegate,
-			_ => unreachable!(),
-		};
+	} else if let Some(op) = UnaryOperatorKind::cast(p.current()) {
 		let ((), right_binding_power) = op.binding_power();
 
 		let m = p.start();

--- a/xtask/src/sourcegen/mod.rs
+++ b/xtask/src/sourcegen/mod.rs
@@ -353,22 +353,30 @@
 			let ast_node = quote! {
 				impl AstToken for #name {
 					fn can_cast(kind: SyntaxKind) -> bool {
+						#kind_name::can_cast(kind)
+					}
+					fn cast(syntax: SyntaxToken) -> Option<Self> {
+						let kind = #kind_name::cast(syntax.kind())?;
+						Some(#name { syntax, kind })
+					}
+					fn syntax(&self) -> &SyntaxToken {
+						&self.syntax
+					}
+				}
+
+				impl #kind_name {
+					fn can_cast(kind: SyntaxKind) -> bool {
 						match kind {
 							#(#kinds)|* => true,
 							_ => false,
 						}
 					}
-					fn cast(syntax: SyntaxToken) -> Option<Self> {
-						let res = match syntax.kind() {
-							#(
-							#kinds => #name { syntax, kind: #kind_name::#variants },
-							)*
+					pub fn cast(kind: SyntaxKind) -> Option<Self> {
+						let res = match kind {
+							#(#kinds => Self::#variants,)*
 							_ => return None,
 						};
 						Some(res)
-					}
-					fn syntax(&self) -> &SyntaxToken {
-						&self.syntax
 					}
 				}
 			};