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introduce Record and Apply Update and Access

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This commit is contained in:
Folkert 2020-07-18 00:52:22 +02:00
parent 6e7ec8cd2c
commit ce8bcbb5ed
3 changed files with 287 additions and 90 deletions
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13
compiler/constrain/src/uniq.rs
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@ -1438,7 +1438,10 @@ fn constrain_var(
// no additional constraints, keep uniqueness unbound
Lookup(symbol_for_lookup, expected, region)
}
Some(Usage::Access(_, _, _)) | Some(Usage::Update(_, _, _)) => {
Some(Usage::RecordAccess(_, _, _))
| Some(Usage::RecordUpdate(_, _, _))
| Some(Usage::ApplyAccess(_, _))
| Some(Usage::ApplyUpdate(_, _)) => {
applied_usage_constraint.insert(symbol_for_lookup);
let mut variables = Vec::new();
@ -1484,12 +1487,12 @@ fn constrain_by_usage(
(Bool::container(uvar, vec![]), Type::Variable(var))
}
Usage::Access(Container::Record, mark, fields) => {
Usage::RecordAccess(_, mark, fields) => {
let (record_bool, ext_type) = constrain_by_usage(&Simple(*mark), var_store, introduced);
constrain_by_usage_record(fields, record_bool, ext_type, introduced, var_store)
}
Usage::Update(Container::Record, _, fields) => {
Usage::RecordUpdate(_, _, fields) => {
let record_uvar = var_store.fresh();
introduced.push(record_uvar);
@ -1501,7 +1504,7 @@ fn constrain_by_usage(
constrain_by_usage_record(fields, record_bool, ext_type, introduced, var_store)
}
Usage::Access(Container::List, mark, fields) => {
Usage::ApplyAccess(mark, fields) => {
let (list_bool, _ext_type) = constrain_by_usage(&Simple(*mark), var_store, introduced);
let field_usage = fields
@ -1541,7 +1544,7 @@ fn constrain_by_usage(
}
}
Usage::Update(Container::List, _, fields) => {
Usage::ApplyUpdate(_, fields) => {
let list_uvar = var_store.fresh();
introduced.push(list_uvar);