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Permit able variables in aliases, and thread them through

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Ayaz Hafiz 2022-05-04 17:17:24 -04:00 • committed by ayazhafiz
parent 01af970b49
commit 2e57bf0b6a
15 changed files with 399 additions and 123 deletions
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5
compiler/can/src/expr.rs
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@ -19,7 +19,7 @@ use roc_parse::pattern::PatternType::*;
use roc_problem::can::{PrecedenceProblem, Problem, RuntimeError};
use roc_region::all::{Loc, Region};
use roc_types::subs::{ExhaustiveMark, RedundantMark, VarStore, Variable};
use roc_types::types::{Alias, Category, LambdaSet, Type};
use roc_types::types::{Alias, Category, LambdaSet, OptAbleVar, Type};
use std::fmt::{Debug, Display};
use std::{char, u32};
@ -191,7 +191,8 @@ pub enum Expr {
// for the expression from the opaque definition. `type_arguments` is something like
// [(n, fresh1)], and `specialized_def_type` becomes "[ Id U64 fresh1 ]".
specialized_def_type: Box<Type>,
type_arguments: Vec<Variable>,
// Fresh type variable and any ability it is bound to
type_arguments: Vec<OptAbleVar>,
lambda_set_variables: Vec<LambdaSet>,
},