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nac3core: toplevel format

This commit is contained in:
ychenfo 2021-09-12 04:40:40 +08:00
parent b419634f8a
commit 118f19762a
3 changed files with 35 additions and 31 deletions
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50
nac3core/src/toplevel/mod.rs
View File

@ -137,7 +137,7 @@ impl TopLevelComposer {
"None".into(), "None".into(),
"self".into(), "self".into(),
"Kernel".into(), "Kernel".into(),
"KernelImmutable".into() "KernelImmutable".into(),
]), ]),
defined_class_method_name: Default::default(), defined_class_method_name: Default::default(),
defined_class_name: Default::default(), defined_class_name: Default::default(),
@ -426,14 +426,10 @@ impl TopLevelComposer {
// skip 5 to skip analyzing the primitives // skip 5 to skip analyzing the primitives
for (class_def, class_ast) in self.definition_ast_list.iter_mut().skip(5) { for (class_def, class_ast) in self.definition_ast_list.iter_mut().skip(5) {
let mut class_def = class_def.write(); let mut class_def = class_def.write();
let ( let (class_def_id, class_bases, class_ancestors, class_resolver, class_type_vars) = {
class_def_id, if let TopLevelDef::Class { ancestors, resolver, object_id, type_vars, .. } =
class_bases, class_def.deref_mut()
class_ancestors, {
class_resolver,
class_type_vars
) = {
if let TopLevelDef::Class { ancestors, resolver, object_id, type_vars, .. } = class_def.deref_mut() {
if let Some(ast::Located { if let Some(ast::Located {
node: ast::StmtKind::ClassDef { bases, .. }, .. node: ast::StmtKind::ClassDef { bases, .. }, ..
}) = class_ast }) = class_ast
@ -478,7 +474,7 @@ impl TopLevelComposer {
unifier, unifier,
&self.primitives_ty, &self.primitives_ty,
b, b,
vec![(*class_def_id, class_type_vars.clone())].into_iter().collect() vec![(*class_def_id, class_type_vars.clone())].into_iter().collect(),
)?; )?;
if let TypeAnnotation::CustomClassKind { .. } = &base_ty { if let TypeAnnotation::CustomClassKind { .. } = &base_ty {
@ -862,7 +858,7 @@ impl TopLevelComposer {
return Err("__init__ function must have a `self` parameter".into()); return Err("__init__ function must have a `self` parameter".into());
} }
if !defined_paramter_name.contains("self") { if !defined_paramter_name.contains("self") {
return Err("currently does not support static method".into()) return Err("currently does not support static method".into());
} }
let mut result = Vec::new(); let mut result = Vec::new();
@ -882,7 +878,9 @@ impl TopLevelComposer {
unifier, unifier,
primitives, primitives,
annotation_expr, annotation_expr,
vec![(class_id, class_type_vars_def.clone())].into_iter().collect(), vec![(class_id, class_type_vars_def.clone())]
.into_iter()
.collect(),
)? )?
}; };
// find type vars within this method parameter type annotation // find type vars within this method parameter type annotation
@ -971,7 +969,8 @@ impl TopLevelComposer {
// NOTE: unify now since function type is not in type annotation define // NOTE: unify now since function type is not in type annotation define
// which is fine since type within method_type will be subst later // which is fine since type within method_type will be subst later
unifier.unify(method_dummy_ty, method_type)?; unifier.unify(method_dummy_ty, method_type)?;
} else if let ast::StmtKind::AnnAssign { target, annotation, value: None, .. } = &b.node { } else if let ast::StmtKind::AnnAssign { target, annotation, value: None, .. } = &b.node
{
if let ast::ExprKind::Name { id: attr, .. } = &target.node { if let ast::ExprKind::Name { id: attr, .. } = &target.node {
if defined_fields.insert(attr.to_string()) { if defined_fields.insert(attr.to_string()) {
let dummy_field_type = unifier.get_fresh_var().0; let dummy_field_type = unifier.get_fresh_var().0;
@ -980,10 +979,14 @@ impl TopLevelComposer {
// handle Kernel[T], KernelImmutable[T] // handle Kernel[T], KernelImmutable[T]
let annotation = { let annotation = {
match &annotation.as_ref().node { match &annotation.as_ref().node {
ast::ExprKind::Subscript { value, slice, .. } if { ast::ExprKind::Subscript { value, slice, .. }
matches!(&value.node, ast::ExprKind::Name { id, .. } if id == "Kernel" || id == "KernelImmutable") if {
} => slice, matches!(&value.node, ast::ExprKind::Name { id, .. } if id == "Kernel" || id == "KernelImmutable")
_ => annotation } =>
{
slice
}
_ => annotation,
} }
}; };
@ -1000,8 +1003,7 @@ impl TopLevelComposer {
get_type_var_contained_in_type_annotation(&annotation); get_type_var_contained_in_type_annotation(&annotation);
// handle the class type var and the method type var // handle the class type var and the method type var
for type_var_within in type_vars_within { for type_var_within in type_vars_within {
if let TypeAnnotation::TypeVarKind(t) = type_var_within if let TypeAnnotation::TypeVarKind(t) = type_var_within {
{
if !class_type_vars_def.contains(&t) { if !class_type_vars_def.contains(&t) {
return Err("class fields can only use type \ return Err("class fields can only use type \
vars declared as class generic type vars" vars declared as class generic type vars"
@ -1011,14 +1013,13 @@ impl TopLevelComposer {
unreachable!("must be type var annotation"); unreachable!("must be type var annotation");
} }
} }
type_var_to_concrete_def type_var_to_concrete_def.insert(dummy_field_type, annotation);
.insert(dummy_field_type, annotation);
} else { } else {
return Err("same class fields defined twice".into()); return Err("same class fields defined twice".into());
} }
} }
} else { } else {
return Err("unsupported statement type in class definition body".into()) return Err("unsupported statement type in class definition body".into());
} }
} }
Ok(()) Ok(())
@ -1133,7 +1134,10 @@ impl TopLevelComposer {
// is_override.insert(class_field_name.to_string()); // is_override.insert(class_field_name.to_string());
// to_be_added = (class_field_name.to_string(), *class_field_ty); // to_be_added = (class_field_name.to_string(), *class_field_ty);
// break; // break;
return Err(format!("field `{}` has already declared in the ancestor classes", class_field_name)) return Err(format!(
"field `{}` has already declared in the ancestor classes",
class_field_name
));
} }
} }
new_child_fields.push(to_be_added); new_child_fields.push(to_be_added);

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

@ -777,7 +777,7 @@ fn test_analyze(source: Vec<&str>, res: Vec<&str>) {
} else { } else {
assert_eq!(res[0], msg); assert_eq!(res[0], msg);
} }
return return;
} }
} }
}; };

10
nac3core/src/toplevel/type_annotation.rs
View File

@ -27,7 +27,7 @@ pub fn parse_ast_to_type_annotation_kinds<T>(
primitives: &PrimitiveStore, primitives: &PrimitiveStore,
expr: &ast::Expr<T>, expr: &ast::Expr<T>,
// the key stores the type_var of this topleveldef::class, we only need this field here // the key stores the type_var of this topleveldef::class, we only need this field here
mut locked: HashMap<DefinitionId, Vec<Type>> mut locked: HashMap<DefinitionId, Vec<Type>>,
) -> Result<TypeAnnotation, String> { ) -> Result<TypeAnnotation, String> {
match &expr.node { match &expr.node {
ast::ExprKind::Name { id, .. } => match id.as_str() { ast::ExprKind::Name { id, .. } => match id.as_str() {
@ -80,7 +80,7 @@ pub fn parse_ast_to_type_annotation_kinds<T>(
unifier, unifier,
primitives, primitives,
slice.as_ref(), slice.as_ref(),
locked locked,
)?; )?;
if !matches!(def, TypeAnnotation::CustomClassKind { .. }) { if !matches!(def, TypeAnnotation::CustomClassKind { .. }) {
unreachable!("must be concretized custom class kind in the virtual") unreachable!("must be concretized custom class kind in the virtual")
@ -98,7 +98,7 @@ pub fn parse_ast_to_type_annotation_kinds<T>(
unifier, unifier,
primitives, primitives,
slice.as_ref(), slice.as_ref(),
locked locked,
)?; )?;
Ok(TypeAnnotation::ListKind(def_ann.into())) Ok(TypeAnnotation::ListKind(def_ann.into()))
} }
@ -117,7 +117,7 @@ pub fn parse_ast_to_type_annotation_kinds<T>(
unifier, unifier,
primitives, primitives,
e, e,
locked.clone() locked.clone(),
) )
}) })
.collect::<Result<Vec<_>, _>>()?; .collect::<Result<Vec<_>, _>>()?;
@ -174,7 +174,7 @@ pub fn parse_ast_to_type_annotation_kinds<T>(
{ {
locked.insert(obj_id, type_vars.clone()); locked.insert(obj_id, type_vars.clone());
locked.clone() locked.clone()
} },
) )
}) })
.collect::<Result<Vec<_>, _>>()?; .collect::<Result<Vec<_>, _>>()?;