M-Labs/nac3
M-Labs/nac3
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Code Issues 98 Pull Requests 19 Releases Wiki Activity

Style and formatting improvements

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This commit is contained in:
aadityavardhan 2022-08-21 22:09:14 +05:30
parent 92cc3d799f
commit 5a643bffca
4 changed files with 8 additions and 19 deletions
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2
nac3core/src/toplevel/builtins.rs
View File

@ -66,6 +66,7 @@ pub fn get_exn_constructor(
object_id: DefinitionId(class_id),
type_vars: Default::default(),
fields: exception_fields,
static_fields: Default::default(),
methods: vec![("__init__".into(), signature, DefinitionId(cons_id))],
ancestors: vec![
TypeAnnotation::CustomClass { id: DefinitionId(class_id), params: Default::default() },
@ -74,7 +75,6 @@ pub fn get_exn_constructor(
constructor: Some(signature),
resolver: None,
loc: None,
static_fields: Default::default(),
};
(fun_def, class_def, signature, exn_type)
}

19
nac3core/src/toplevel/composer.rs
View File

@ -1040,7 +1040,7 @@ impl TopLevelComposer {
class_body_ast,
_class_ancestor_def,
class_fields_def,
class_static_fields_def, // Introduce static class attribute list into the function
class_static_fields_def,
class_methods_def,
class_type_vars_def,
class_resolver,
@ -1270,7 +1270,6 @@ impl TopLevelComposer {
.unify(method_dummy_ty, method_type)
.map_err(|e| e.to_display(unifier).to_string())?;
}
// Reset value from none since fields in the form "ATTR_0: int32 = 10" need to be initialised
ast::StmtKind::AnnAssign { target, annotation, value, .. } => {
if let ast::ExprKind::Name { id: attr, .. } = &target.node {
if defined_fields.insert(attr.to_string()) {
@ -1297,7 +1296,6 @@ impl TopLevelComposer {
_ if core_config.kernel_ann.is_none() => (annotation, true),
_ => continue, // ignore fields annotated otherwise
};
// If the value node is provided, then it must be a static class attribute
if let Option::Some(..) = &value{
class_static_fields_def.push((*attr, dummy_field_type, mutable));
}
@ -1331,7 +1329,7 @@ impl TopLevelComposer {
type_var_to_concrete_def.insert(dummy_field_type, parsed_annotation);
} else {
return Err(format!(
"same class fields `{}` defined twice (at {})",
"same class field `{}` defined twice (at {})",
attr, target.location
));
}
@ -1342,23 +1340,16 @@ impl TopLevelComposer {
));
}
}
// Add assign branch since fields in the form "ATTR_0 = 5" in the class body qualify as static class attributes
// However, type checking and expression folding needs to be performed in order to correctly
// Infer the type of target
ast::StmtKind::Assign { targets, value, .. } => {
for target in targets {
if let ast::ExprKind::Name { id: attr, .. } = &target.node {
if defined_fields.insert(attr.to_string()) {
let dummy_field_type = unifier.get_dummy_var().0;
class_static_fields_def.push((*attr, dummy_field_type, true));
class_fields_def.push((*attr, dummy_field_type, true));
} else {
return Err(format!(
"same class fields `{}` defined twice (at {})",
"same class field `{}` defined twice (at {})",
attr, target.location
));
}
@ -1550,7 +1541,7 @@ impl TopLevelComposer {
ancestors,
methods,
fields,
static_fields, // Introduce static fields for (un)initialization check
static_fields,
type_vars,
name: class_name,
object_id,
@ -1653,8 +1644,6 @@ impl TopLevelComposer {
unreachable!("must be init function here")
}
let all_inited = Self::get_all_assigned_field(body.as_slice())?;
// If a field is uninitialized but also a static class attribute, don't
// throw an error due to uninitialization
for f in fields {
if !all_inited.contains(&f.0) && !static_fields.contains(&f) {
return Err(format!(

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

@ -162,7 +162,7 @@ impl TopLevelComposer {
object_id: DefinitionId(index),
type_vars: Default::default(),
fields: Default::default(),
static_fields: Default::default(), // Initialize for constructor
static_fields: Default::default(),
methods: Default::default(),
ancestors: Default::default(),
constructor,

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

@ -91,9 +91,9 @@ pub enum TopLevelDef {
// class fields
// name, type, is mutable
fields: Vec<(StrRef, Type, bool)>,
// class methods, pointing to the corresponding function definition.
static_fields: Vec<(StrRef, Type, bool)>,
// list of static data members
static_fields: Vec<(StrRef, Type, bool)>,
// class methods, pointing to the corresponding function definition.
methods: Vec<(StrRef, Type, DefinitionId)>,
// ancestor classes, including itself.
ancestors: Vec<TypeAnnotation>,