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nac3core: remove previous handling of None 

the None token is parsed as a special ast::constant instead of an ast::name, and we use None now as a special value of type Option[Any]
This commit is contained in:
ychenfo 2022-03-15 02:45:01 +08:00
parent e379238378
commit 06fcbff876
3 changed files with 8 additions and 18 deletions
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20
nac3core/src/symbol_resolver.rs
View File

@ -145,12 +145,11 @@ pub trait SymbolResolver {
}
thread_local! {
static IDENTIFIER_ID: [StrRef; 12] = [
static IDENTIFIER_ID: [StrRef; 11] = [
"int32".into(),
"int64".into(),
"float".into(),
"bool".into(),
"None".into(),
"virtual".into(),
"list".into(),
"tuple".into(),
@ -175,14 +174,13 @@ pub fn parse_type_annotation<T>(
let int64_id = ids[1];
let float_id = ids[2];
let bool_id = ids[3];
let none_id = ids[4];
let virtual_id = ids[5];
let list_id = ids[6];
let tuple_id = ids[7];
let str_id = ids[8];
let exn_id = ids[9];
let uint32_id = ids[10];
let uint64_id = ids[11];
let virtual_id = ids[4];
let list_id = ids[5];
let tuple_id = ids[6];
let str_id = ids[7];
let exn_id = ids[8];
let uint32_id = ids[9];
let uint64_id = ids[10];
let name_handling = |id: &StrRef, loc: Location, unifier: &mut Unifier| {
if *id == int32_id {
@ -197,8 +195,6 @@ pub fn parse_type_annotation<T>(
Ok(primitives.float)
} else if *id == bool_id {
Ok(primitives.bool)
} else if *id == none_id {
Ok(primitives.none)
} else if *id == str_id {
Ok(primitives.str)
} else if *id == exn_id {

4
nac3core/src/toplevel/composer.rs
View File

@ -1748,9 +1748,7 @@ impl TopLevelComposer {
})
};
let mut identifiers = {
// NOTE: none and function args?
let mut result: HashSet<_> = HashSet::new();
result.insert("None".into());
if self_type.is_some() {
result.insert("self".into());
}
@ -1773,9 +1771,7 @@ impl TopLevelComposer {
},
unifier,
variable_mapping: {
// NOTE: none and function args?
let mut result: HashMap<StrRef, Type> = HashMap::new();
result.insert("None".into(), primitives_ty.none);
if let Some(self_ty) = self_type {
result.insert("self".into(), self_ty);
}

2
nac3core/src/toplevel/type_annotation.rs
View File

@ -72,8 +72,6 @@ pub fn parse_ast_to_type_annotation_kinds<T>(
Ok(TypeAnnotation::Primitive(primitives.float))
} else if id == &"bool".into() {
Ok(TypeAnnotation::Primitive(primitives.bool))
} else if id == &"None".into() {
Ok(TypeAnnotation::Primitive(primitives.none))
} else if id == &"str".into() {
Ok(TypeAnnotation::Primitive(primitives.str))
} else if id == &"Exception".into() {