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Merge pull request #4567 from joshuawarner32/tuple-type-annotation

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Implement tuple type parsing
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Ayaz 2022-11-24 14:42:11 -06:00 • committed by GitHub
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22 changed files with 721 additions and 69 deletions
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7
crates/compiler/parse/src/ast.rs
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@ -533,6 +533,13 @@ pub enum TypeAnnotation<'a> {
ext: Option<&'a Loc<TypeAnnotation<'a>>>,
},
Tuple {
fields: Collection<'a, Loc<TypeAnnotation<'a>>>,
/// The row type variable in an open record, e.g. the `r` in `{ name: Str }r`.
/// This is None if it's a closed record annotation like `{ name: Str }`.
ext: Option<&'a Loc<TypeAnnotation<'a>>>,
},
/// A tag union, e.g. `[
TagUnion {
/// The row type variable in an open tag union, e.g. the `a` in `[Foo, Bar]a`.