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Add dropLast to tests and parser

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Chelsea Troy 2021-10-21 23:02:26 -05:00
parent 51de420ee7
commit 49a832d757
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7 changed files with 77 additions and 0 deletions
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7
compiler/builtins/src/std.rs
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@ -934,6 +934,13 @@ pub fn types() -> MutMap<Symbol, (SolvedType, Region)> {
Box::new(list_type(flex(TVAR1))),
);
// dropLast : List elem -> List elem
add_top_level_function_type!(
Symbol::LIST_DROP_LAST,
vec![list_type(flex(TVAR1))],
Box::new(list_type(flex(TVAR1))),
);
// swap : List elem, Nat, Nat -> List elem
add_top_level_function_type!(
Symbol::LIST_SWAP,