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fix: added explanation for nested pair error, added more errors

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Barf-Vader 2025-02-06 23:08:34 +00:00 committed by Guy C
parent a2c81883f4
commit f24f8c87d8
1 changed files with 3 additions and 2 deletions
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5
src/main/wacc/parser.scala
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@ -110,8 +110,9 @@ object parser {
private lazy val `<pair-elem-type>` =
(`<base-type>` <**> (`<array-type>` </> identity)) |
((UntypedPairType from `<pair-type>`) <**>
((`<pair-elems-type>` <**> `<array-type>`)
.map(arr => (_: UntypedPairType) => arr) </> identity))
((`<pair-elems-type>` <**> `<array-type>`.explain(
"non-erased pair types cannot be nested"
)).map(arr => (_: UntypedPairType) => arr) </> identity))
// Statements
private lazy val `<program>` = Program(