fix: allow multiline grouped sum types

2026-10-09 23:25:09 +02:00
parent 7f7de7a8d2
commit 7cb4ace0fa
3 changed files with 73 additions and 4 deletions
@@ -429,7 +429,8 @@ parse_type_atom :: proc(parser: ^Parser) -> ast.Type_Syntax {
 		return types.BOOL
 	case .Left_Paren:
 		advance(parser)
-		grouped := parse_type(parser)
+		skip_newlines(parser)
+		grouped := parse_type_pipe_tail(parser, parse_type_atom(parser), true)
 		if _, ok := allow(parser, .Right_Paren); !ok {
 			source.add(parser.diagnostics, current(parser).span, "expected ')' after grouped type")
 		}
@@ -533,10 +534,19 @@ sum_syntax_requires_resolution :: proc(parser: ^Parser, value: types.Type, depth
 	return false
 }

-parse_type_pipe_tail :: proc(parser: ^Parser, left: ast.Type_Syntax) -> ast.Type_Syntax {
+parse_type_pipe_tail :: proc(parser: ^Parser, left: ast.Type_Syntax, multiline := false) -> ast.Type_Syntax {
 	result := left
-	for current(parser).kind == .Pipe {
+	for {
+		if multiline {
+			skip_newlines(parser)
+		}
+		if current(parser).kind != .Pipe {
+			break
+		}
 		operator := advance(parser)
+		if multiline {
+			skip_newlines(parser)
+		}
 		right := parse_type_atom(parser)
 		composed, compose_error := types.compose_sum(&parser.module.type_store, result, right)
 		if compose_error == .Unsupported {