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Merge remote-tracking branch 'origin/trunk' into low-level-ops

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Richard Feldman 2020-07-07 21:02:03 -04:00
commit 1cd49689c2
29 changed files with 1630 additions and 440 deletions
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22
compiler/builtins/src/unique.rs
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@ -571,6 +571,28 @@ pub fn types() -> MutMap<Symbol, (SolvedType, Region)> {
)
});
// reverse : Attr * (List (Attr * a)) -> Attr * (List (Attr * a))
add_type(Symbol::LIST_REVERSE, {
let_tvars! { a, star1, star2 };
unique_function(
vec![SolvedType::Apply(
Symbol::ATTR_ATTR,
vec![
flex(star1),
SolvedType::Apply(Symbol::LIST_LIST, vec![flex(a)]),
],
)],
SolvedType::Apply(
Symbol::ATTR_ATTR,
vec![
boolean(star2),
SolvedType::Apply(Symbol::LIST_LIST, vec![flex(a)]),
],
),
)
});
// To repeat an item, it must be shared!
//
// repeat : Attr * Int