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Represent "able" variables with slices of abilities

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Ayaz Hafiz 2022-10-12 14:52:38 -05:00
parent 0f0678ce73
commit 229548571b
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10 changed files with 163 additions and 85 deletions
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6
crates/compiler/test_derive/src/util.rs
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@ -164,12 +164,14 @@ macro_rules! v {
|subs: &mut Subs| { roc_derive::synth_var(subs, Content::FlexVar(None)) }
}};
($name:ident has $ability:path) => {{
use roc_types::subs::{Subs, SubsIndex, Content};
use roc_types::subs::{Subs, SubsIndex, SubsSlice, Content};
|subs: &mut Subs| {
let name_index =
SubsIndex::push_new(&mut subs.field_names, stringify!($name).into());
roc_derive::synth_var(subs, Content::FlexAbleVar(Some(name_index), $ability))
let abilities_slice = SubsSlice::extend_new(&mut subs.symbol_names, [$ability]);
roc_derive::synth_var(subs, Content::FlexAbleVar(Some(name_index), abilities_slice))
}
}};
(^$rec_var:ident) => {{