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Add a bit to mark syntactically-generalizable types

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This commit is contained in:
Ayaz Hafiz 2023-01-04 17:02:20 -06:00
parent 3b0e2429e6
commit bcfb258db8
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GPG key ID: 0E2A37416A25EF58
3 changed files with 130 additions and 6 deletions
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5
crates/compiler/constrain/src/module.rs
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@ -1,6 +1,6 @@
use crate::expr::{constrain_def_make_constraint, constrain_def_pattern, Env};
use roc_can::abilities::{PendingAbilitiesStore, PendingMemberType};
use roc_can::constraint::{Constraint, Constraints};
use roc_can::constraint::{Constraint, Constraints, Generalizable};
use roc_can::expected::Expected;
use roc_can::expr::Declarations;
use roc_can::pattern::Pattern;
@ -76,6 +76,7 @@ fn constrain_symbols_from_requires(
Constraint::True,
constraint,
def_pattern_state,
Generalizable(true),
)
} else {
// Otherwise, this symbol comes from an app module - we want to check that the type
@ -158,6 +159,8 @@ pub fn frontload_ability_constraints(
Constraint::True,
constraint,
def_pattern_state,
// Ability signatures can always be generalized since they're prototypical
Generalizable(true),
);
}
}