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Shoki smart constructors support element type widening #30

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jnape opened this issue Aug 16, 2021 · 0 comments
Open

Shoki smart constructors support element type widening #30

jnape opened this issue Aug 16, 2021 · 0 comments
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enhancement
Milestone
alpha-3

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@jnape
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jnape commented Aug 16, 2021

Since shoki data structures are immutable, this should type-check:

interface Animal {}
class Dog implements Animal {}
class Cat implements Animal {}

StrictStack<Animal> animals = Shoki.strictStack(StrictStack.<Dog>strictStack());

...and perform no additional allocations.
@jnape jnape added this to the alpha-3 milestone Aug 16, 2021
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