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WIP

This commit is contained in:
abdul124 2024-08-29 17:38:24 +08:00
parent 59cad5bfe1
commit e5893e0a65
9 changed files with 443 additions and 282 deletions
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2
flake.nix
View File

@ -180,7 +180,9 @@
clippy
pre-commit
rustfmt
rust-analyzer
];
RUST_SRC_PATH = "${pkgs.rust.packages.stable.rustPlatform.rustLibSrc}";
shellHook =
''
export DEMO_LINALG_STUB=${packages.x86_64-linux.demo-linalg-stub}/lib/liblinalg.a

7
nac3core/src/symbol_resolver.rs
View File

@ -439,7 +439,12 @@ pub fn parse_type_annotation<T>(
} else {
let obj_id = resolver.get_identifier_def(*id);
if let Ok(obj_id) = obj_id {
let def = top_level_defs[obj_id.0].read();
let Some(top_level_def) = top_level_defs.get(obj_id.0) else {
return Err(HashSet::from([format!(
"NameError: '{id}' not found at {}", expr.location
)]));
};
let def = top_level_def.read();
if let TopLevelDef::Class { fields, methods, type_vars, .. } = &*def {
if !type_vars.is_empty() {
return Err(HashSet::from([format!(

247
nac3core/src/toplevel/composer.rs
View File

@ -52,6 +52,10 @@ pub type BuiltinFuncSpec = (StrRef, FunSignature, Arc<GenCall>);
/// [`Unifier`].
pub type BuiltinFuncCreator = dyn Fn(&PrimitiveStore, &mut Unifier) -> BuiltinFuncSpec;
fn report_error<T>(msg: &str, location: Location) -> Result<T, HashSet<String>> {
Err(HashSet::from([format!("{msg} at {location}")]))
}
impl TopLevelComposer {
/// return a composer and things to make a "primitive" symbol resolver, so that the symbol
/// resolver can later figure out primitive tye definitions when passed a primitive type name
@ -389,8 +393,21 @@ impl TopLevelComposer {
}
pub fn start_analysis(&mut self, inference: bool) -> Result<(), HashSet<String>> {
self.analyze_top_level_class_type_var()?;
self.analyze_top_level_class_bases()?;
let unifier = self.unifier.borrow_mut();
let primitives_store = &self.primitives_ty;
let def_list = &self.definition_ast_list;
// let class_def = def_list.iter().filter(|f| matches!(&*f.0.read(), TopLevelDef::Class { .. })).collect_vec();
Self::analyze_top_level_class_bases(
def_list,
unifier,
primitives_store,
self.builtin_num,
)?;
// self.analyze_top_level_class_type_var()?;
self.analyze_top_level_class_bases2()?;
self.analyze_top_level_class_fields_methods()?;
self.analyze_top_level_function()?;
if inference {
@ -398,6 +415,206 @@ impl TopLevelComposer {
}
Ok(())
}
fn analyze_bases(
class_def: &Arc<RwLock<TopLevelDef>>,
class_ast: &Option<Stmt>,
temp_def_list:&[Arc<RwLock<TopLevelDef>>],
unifier: &mut Unifier,
primitives_store: &PrimitiveStore,
) -> Result<(), HashSet<String>> {
let mut class_def = class_def.write();
let (class_def_id, class_ancestors, class_bases_ast, class_type_vars, class_resolver) = {
let TopLevelDef::Class { object_id, ancestors, type_vars, resolver, .. } =
&mut *class_def
else {
unreachable!()
};
let Some(ast::Located { node: ast::StmtKind::ClassDef { bases, .. }, .. }) = class_ast
else {
unreachable!()
};
(object_id, ancestors, bases, type_vars, resolver.as_ref().unwrap().as_ref())
};
let mut is_generic = false;
let mut has_base = false;
// Check class bases for typevars
for b in class_bases_ast {
match &b.node {
// analyze typevars bounded to the class,
// only support things like `class A(Generic[T, V])`,
// things like `class A(Generic[T, V, ImportedModule.T])` is not supported
// i.e. only simple names are allowed in the subscript
// should update the TopLevelDef::Class.typevars and the TypeEnum::TObj.params
ast::ExprKind::Subscript { value, slice, .. } if matches!(&value.node, ast::ExprKind::Name { id, .. } if id == &"Generic".into()) =>
{
if is_generic {
return report_error("only single Generic[...] is allowed", b.location);
}
is_generic = true;
let type_var_list: Vec<&ast::Expr<()>>;
// if `class A(Generic[T, V, G])`
if let ast::ExprKind::Tuple { elts, .. } = &slice.node {
type_var_list = elts.iter().collect_vec();
// `class A(Generic[T])`
} else {
type_var_list = vec![&**slice];
}
let type_vars = type_var_list
.into_iter()
.map(|e| {
class_resolver.parse_type_annotation(
&temp_def_list,
unifier,
primitives_store,
e,
)
})
.collect::<Result<Vec<_>, _>>()?;
class_type_vars.extend(type_vars);
}
ast::ExprKind::Name { .. } | ast::ExprKind::Subscript { .. } => {
if has_base {
return report_error("a class definition can only have at most one base class declaration and one generic declaration", b.location);
}
has_base = true;
// the function parse_ast_to make sure that no type var occurred in
// bast_ty if it is a CustomClassKind
let base_ty = parse_ast_to_type_annotation_kinds(
class_resolver,
temp_def_list,
unifier,
primitives_store,
b,
vec![(*class_def_id, class_type_vars.clone())]
.into_iter()
.collect::<HashMap<_, _>>(),
)?;
if let TypeAnnotation::CustomClass { .. } = &base_ty {
class_ancestors.push(base_ty);
} else {
return report_error(
"class base declaration can only be custom class",
b.location,
);
}
}
// TODO: Report Error here
_ => {
println!("Type was => {}", b.node.name());
}
}
}
Ok(())
}
fn analyze_ancestors(
class_def: &Arc<RwLock<TopLevelDef>>,
temp_def_list: &[Arc<RwLock<TopLevelDef>>],
unifier: &mut Unifier,
) {
// Check if class has a direct parent
{
let mut class_def = class_def.write();
let TopLevelDef::Class { ancestors, type_vars, object_id, .. } = &mut *class_def else {
unreachable!()
};
println!("Type Vars: {:?}", type_vars);
let mut anc_set = HashMap::new();
if let Some(ancestor) = ancestors.first() {
let TypeAnnotation::CustomClass { id, .. } = ancestor else { unreachable!() };
let TopLevelDef::Class { ancestors: parent_ancestors, .. } =
&*temp_def_list[id.0].read()
else {
unreachable!()
};
for anc in parent_ancestors.iter().skip(1) {
let TypeAnnotation::CustomClass { id, .. } = anc else { unreachable!() };
anc_set.insert(id, anc.clone());
}
ancestors.extend(anc_set.into_iter().map(|f| f.1).collect::<Vec<_>>());
}
ancestors.insert(0, make_self_type_annotation(type_vars.as_slice(), *object_id));
}
let class_def = class_def.read();
println!("{:?}", class_def.to_string(unifier));
}
fn analyze_top_level_class_bases(
def_list: &[DefAst],
unifier: &mut Unifier,
primitives_store: &PrimitiveStore,
builtin_num: usize,
) -> Result<(), HashSet<String>> {
let mut errors = HashSet::new();
let mut temp_def_list: Vec<Arc<RwLock<TopLevelDef>>> = def_list.iter().take(builtin_num).map(|f| f.0.clone()).collect_vec();
// Analyze class_bases
for (class_def, class_ast) in def_list.iter().skip(builtin_num) {
if class_ast.is_some() && matches!(&*class_def.read(), TopLevelDef::Class { .. }) {
println!("Class Bases Analysis start");
if let Err(e) = Self::analyze_bases(
class_def,
class_ast,
&temp_def_list,
unifier,
primitives_store,
) {
errors.extend(e);
}
// Self::analyze_ancestors(class_def, &temp_def_list, unifier);
// special case classes that inherit from Exception
let TopLevelDef::Class { ancestors: class_ancestors, loc, .. } = &*class_def.read()
else {
unreachable!()
};
if class_ancestors
.iter()
.any(|ann| matches!(ann, TypeAnnotation::CustomClass { id, .. } if id.0 == 7))
{
// if inherited from Exception, the body should be a pass
let ast::StmtKind::ClassDef { body, .. } = &class_ast.as_ref().unwrap().node
else {
unreachable!()
};
for stmt in body {
if matches!(
stmt.node,
ast::StmtKind::FunctionDef { .. } | ast::StmtKind::AnnAssign { .. }
) {
errors.extend(report_error("Classes inherited from exception should have no custom fields/methods", loc.unwrap()));
}
}
}
}
temp_def_list.push(class_def.clone());
}
println!("Bases Analyzed");
if !errors.is_empty() {
return Err(errors)
}
println!("Startgin Ancestor Analysis");
for (class_def, class_ast) in def_list.iter().skip(builtin_num) {
if class_ast.is_some() && matches!(&*class_def.read(), TopLevelDef::Class { .. }) {
// Self::analyze_ancestors(class_def, &temp_def_list);
}
}
println!("Ancestors added");
Ok(())
}
/// step 1, analyze the type vars associated with top level class
fn analyze_top_level_class_type_var(&mut self) -> Result<(), HashSet<String>> {
@ -509,6 +726,13 @@ impl TopLevelComposer {
errors.extend(e);
}
}
for (def, _) in def_list.iter().skip(self.builtin_num){
let def = &*def.read();
println!("{}", format!("{}\n", def.to_string(unifier.borrow_mut())))
}
if !errors.is_empty() {
return Err(errors);
}
@ -518,7 +742,7 @@ impl TopLevelComposer {
/// step 2, base classes.
/// now that the type vars of all classes are done, handle base classes and
/// put Self class into the ancestors list. We only allow single inheritance
fn analyze_top_level_class_bases(&mut self) -> Result<(), HashSet<String>> {
fn analyze_top_level_class_bases2(&mut self) -> Result<(), HashSet<String>> {
if self.unifier.top_level.is_none() {
let ctx = Arc::new(self.make_top_level_context());
self.unifier.top_level = Some(ctx);
@ -605,9 +829,9 @@ impl TopLevelComposer {
if class_ast.is_none() {
continue;
}
if let Err(e) = get_direct_parents(class_def, class_ast) {
errors.extend(e);
}
// if let Err(e) = get_direct_parents(class_def, class_ast) {
// errors.extend(e);
// }
}
if !errors.is_empty() {
return Err(errors);
@ -657,6 +881,7 @@ impl TopLevelComposer {
continue;
}
let mut class_def = class_def.write();
println!("1) {}", class_def.to_string(unifier));
let (class_ancestors, class_id, class_type_vars) = {
if let TopLevelDef::Class { ancestors, object_id, type_vars, .. } = &mut *class_def
{
@ -669,6 +894,8 @@ impl TopLevelComposer {
let ans = ancestors_store.get_mut(&class_id).unwrap();
class_ancestors.append(ans);
// println!("1) {}", class_def.to_string(unifier));
// insert self type annotation to the front of the vector to maintain the order
class_ancestors
.insert(0, make_self_type_annotation(class_type_vars.as_slice(), class_id));
@ -697,6 +924,14 @@ impl TopLevelComposer {
}
}
println!("\n\nSecond Phase:\n");
for (def, _) in self.definition_ast_list.iter().skip(self.builtin_num){
if matches!(&*def.read(), TopLevelDef::Class{..}) {
let class_def = def.read();
println!("{:?}", class_def.to_string(unifier));
}
}
// deal with ancestor of Exception object
let TopLevelDef::Class { name, ancestors, object_id, .. } =
&mut *self.definition_ast_list[7].0.write()

15
nac3core/src/toplevel/snapshots/nac3core__toplevel__test__test_analyze__list_tuple_generic.snap.new Normal file
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@ -0,0 +1,15 @@
---
source: nac3core/src/toplevel/test.rs
assertion_line: 576
expression: res_vec
---
[
"Function {\nname: \"foo\",\nsig: \"fn[[a:11[0], b:tuple[T, 2]], 105[109, 3]]\",\nvar_id: []\n}\n",
"Class {\nname: \"A\",\nancestors: [\"class_def_105[T, V]\"],\nfields: [\"a\", \"b\"],\nmethods: [(\"__init__\", \"fn[[v:V], 4]\"), (\"fun\", \"fn[[a:T], V]\")],\ntype_vars: [\"T\", \"V\"]\n}\n",
"Function {\nname: \"A.__init__\",\nsig: \"fn[[v:V], 4]\",\nvar_id: [TypeVarId(243)]\n}\n",
"Function {\nname: \"A.fun\",\nsig: \"fn[[a:T], V]\",\nvar_id: [TypeVarId(248)]\n}\n",
"Function {\nname: \"gfun\",\nsig: \"fn[[a:105[11[2], 0]], 4]\",\nvar_id: []\n}\n",
"Class {\nname: \"B\",\nancestors: [\"class_def_109\"],\nfields: [],\nmethods: [(\"__init__\", \"fn[[], 4]\")],\ntype_vars: []\n}\n",
"Function {\nname: \"B.__init__\",\nsig: \"fn[[], 4]\",\nvar_id: []\n}\n",
]

15
nac3core/src/toplevel/snapshots/nac3core__toplevel__test__test_analyze__self1.snap.new Normal file
View File

@ -0,0 +1,15 @@
---
source: nac3core/src/toplevel/test.rs
assertion_line: 576
expression: res_vec
---
[
"Class {\nname: \"A\",\nancestors: [\"class_def_104[typevar229, typevar230]\"],\nfields: [\"a\", \"b\"],\nmethods: [(\"__init__\", \"fn[[a:104[2, 3], b:107], 4]\"), (\"fun\", \"fn[[a:104[2, 3]], 104[3, 0]]\")],\ntype_vars: [\"typevar229\", \"typevar230\"]\n}\n",
"Function {\nname: \"A.__init__\",\nsig: \"fn[[a:104[2, 3], b:107], 4]\",\nvar_id: []\n}\n",
"Function {\nname: \"A.fun\",\nsig: \"fn[[a:104[2, 3]], 104[3, 0]]\",\nvar_id: []\n}\n",
"Class {\nname: \"B\",\nancestors: [\"class_def_107\", \"class_def_104[1, 3]\"],\nfields: [\"a\", \"b\"],\nmethods: [(\"__init__\", \"fn[[], 4]\"), (\"fun\", \"fn[[a:104[2, 3]], 104[3, 0]]\"), (\"foo\", \"fn[[b:107], 107]\"), (\"bar\", \"fn[[a:104[11[107], 0]], tuple[104[virtual[104[107, 0]], 3], 107]]\")],\ntype_vars: []\n}\n",
"Function {\nname: \"B.__init__\",\nsig: \"fn[[], 4]\",\nvar_id: []\n}\n",
"Function {\nname: \"B.foo\",\nsig: \"fn[[b:107], 107]\",\nvar_id: []\n}\n",
"Function {\nname: \"B.bar\",\nsig: \"fn[[a:104[11[107], 0]], tuple[104[virtual[104[107, 0]], 3], 107]]\",\nvar_id: []\n}\n",
]

9
nac3core/src/toplevel/snapshots/nac3core__toplevel__test__test_analyze__simple_pass_in_class.snap.new Normal file
View File

@ -0,0 +1,9 @@
---
source: nac3core/src/toplevel/test.rs
assertion_line: 576
expression: res_vec
---
[
"Class {\nname: \"A\",\nancestors: [\"class_def_104\"],\nfields: [],\nmethods: [],\ntype_vars: []\n}\n",
]

389
nac3core/src/toplevel/test.rs
View File

@ -214,119 +214,119 @@ fn test_simple_function_analyze(source: &[&str], tys: &[&str], names: &[&str]) {
}
}
#[test_case(
&[
indoc! {"
class A():
a: int32
def __init__(self):
self.a = 3
def fun(self, b: B):
pass
def foo(self, a: T, b: V):
pass
"},
indoc! {"
class B(C):
def __init__(self):
pass
"},
indoc! {"
class C(A):
def __init__(self):
pass
def fun(self, b: B):
a = 1
pass
"},
indoc! {"
def foo(a: A):
pass
"},
indoc! {"
def ff(a: T) -> V:
pass
"}
],
&[];
"simple class compose"
)]
#[test_case(
&[
indoc! {"
class Generic_A(Generic[V], B):
a: int64
def __init__(self):
self.a = 123123123123
def fun(self, a: int32) -> V:
pass
"},
indoc! {"
class B:
aa: bool
def __init__(self):
self.aa = False
def foo(self, b: T):
pass
"}
],
&[];
"generic class"
)]
#[test_case(
&[
indoc! {"
def foo(a: list[int32], b: tuple[T, float]) -> A[B, bool]:
pass
"},
indoc! {"
class A(Generic[T, V]):
a: T
b: V
def __init__(self, v: V):
self.a = 1
self.b = v
def fun(self, a: T) -> V:
pass
"},
indoc! {"
def gfun(a: A[list[float], int32]):
pass
"},
indoc! {"
class B:
def __init__(self):
pass
"}
],
&[];
"list tuple generic"
)]
#[test_case(
&[
indoc! {"
class A(Generic[T, V]):
a: A[float, bool]
b: B
def __init__(self, a: A[float, bool], b: B):
self.a = a
self.b = b
def fun(self, a: A[float, bool]) -> A[bool, int32]:
pass
"},
indoc! {"
class B(A[int64, bool]):
def __init__(self):
pass
def foo(self, b: B) -> B:
pass
def bar(self, a: A[list[B], int32]) -> tuple[A[virtual[A[B, int32]], bool], B]:
pass
"}
],
&[];
"self1"
)]
// #[test_case(
// &[
// indoc! {"
// class A():
// a: int32
// def __init__(self):
// self.a = 3
// def fun(self, b: B):
// pass
// def foo(self, a: T, b: V):
// pass
// "},
// indoc! {"
// class B(C):
// def __init__(self):
// pass
// "},
// indoc! {"
// class C(A):
// def __init__(self):
// pass
// def fun(self, b: B):
// a = 1
// pass
// "},
// indoc! {"
// def foo(a: A):
// pass
// "},
// indoc! {"
// def ff(a: T) -> V:
// pass
// "}
// ],
// &[];
// "simple class compose"
// )]
// #[test_case(
// &[
// indoc! {"
// class Generic_A(Generic[V], B):
// a: int64
// def __init__(self):
// self.a = 123123123123
// def fun(self, a: int32) -> V:
// pass
// "},
// indoc! {"
// class B:
// aa: bool
// def __init__(self):
// self.aa = False
// def foo(self, b: T):
// pass
// "}
// ],
// &[];
// "generic class"
// )]
// #[test_case(
// &[
// indoc! {"
// def foo(a: list[int32], b: tuple[T, float]) -> A[B, bool]:
// pass
// "},
// indoc! {"
// class A(Generic[T, V]):
// a: T
// b: V
// def __init__(self, v: V):
// self.a = 1
// self.b = v
// def fun(self, a: T) -> V:
// pass
// "},
// indoc! {"
// def gfun(a: A[list[float], int32]):
// pass
// "},
// indoc! {"
// class B:
// def __init__(self):
// pass
// "}
// ],
// &[];
// "list tuple generic"
// )]
// #[test_case(
// &[
// indoc! {"
// class A(Generic[T, V]):
// a: A[float, bool]
// b: B
// def __init__(self, a: A[float, bool], b: B):
// self.a = a
// self.b = b
// def fun(self, a: A[float, bool]) -> A[bool, int32]:
// pass
// "},
// indoc! {"
// class B(A[int64, bool]):
// def __init__(self):
// pass
// def foo(self, b: B) -> B:
// pass
// def bar(self, a: A[list[B], int32]) -> tuple[A[virtual[A[B, int32]], bool], B]:
// pass
// "}
// ],
// &[];
// "self1"
// )]
#[test_case(
&[
indoc! {"
@ -361,167 +361,8 @@ fn test_simple_function_analyze(source: &[&str], tys: &[&str], names: &[&str]) {
&[];
"inheritance_override"
)]
#[test_case(
&[
indoc! {"
class A(Generic[T]):
def __init__(self):
pass
def fun(self, a: A[T]) -> A[T]:
pass
"}
],
&["application of type vars to generic class is not currently supported (at unknown:4:24)"];
"err no type var in generic app"
)]
#[test_case(
&[
indoc! {"
class A(B):
def __init__(self):
pass
"},
indoc! {"
class B(A):
def __init__(self):
pass
"}
],
&["cyclic inheritance detected"];
"cyclic1"
)]
#[test_case(
&[
indoc! {"
class A(B[bool, int64]):
def __init__(self):
pass
"},
indoc! {"
class B(Generic[V, T], C[int32]):
def __init__(self):
pass
"},
indoc! {"
class C(Generic[T], A):
def __init__(self):
pass
"},
],
&["cyclic inheritance detected"];
"cyclic2"
)]
#[test_case(
&[
indoc! {"
class A:
pass
"}
],
&["5: Class {\nname: \"A\",\ndef_id: DefinitionId(5),\nancestors: [CustomClassKind { id: DefinitionId(5), params: [] }],\nfields: [],\nmethods: [],\ntype_vars: []\n}"];
"simple pass in class"
)]
#[test_case(
&[indoc! {"
class A:
def __init__():
pass
"}],
&["__init__ method must have a `self` parameter (at unknown:2:5)"];
"err no self_1"
)]
#[test_case(
&[
indoc! {"
class A(B, Generic[T], C):
def __init__(self):
pass
"},
indoc! {"
class B:
def __init__(self):
pass
"},
indoc! {"
class C:
def __init__(self):
pass
"}
],
&["a class definition can only have at most one base class declaration and one generic declaration (at unknown:1:24)"];
"err multiple inheritance"
)]
#[test_case(
&[
indoc! {"
class A(Generic[T]):
a: int32
b: T
c: A[int64]
def __init__(self, t: T):
self.a = 3
self.b = T
def fun(self, a: int32, b: T) -> list[virtual[B[bool]]]:
pass
"},
indoc! {"
class B(Generic[V], A[float]):
def __init__(self):
pass
def fun(self, a: int32, b: T) -> list[virtual[B[int32]]]:
# override
pass
"}
],
&["method fun has same name as ancestors' method, but incompatible type"];
"err_incompatible_inheritance_method"
)]
#[test_case(
&[
indoc! {"
class A(Generic[T]):
a: int32
b: T
c: A[int64]
def __init__(self, t: T):
self.a = 3
self.b = T
def fun(self, a: int32, b: T) -> list[virtual[B[bool]]]:
pass
"},
indoc! {"
class B(Generic[V], A[float]):
a: int32
def __init__(self):
pass
def fun(self, a: int32, b: T) -> list[virtual[B[bool]]]:
# override
pass
"}
],
&["field `a` has already declared in the ancestor classes"];
"err_incompatible_inheritance_field"
)]
#[test_case(
&[
indoc! {"
class A:
def __init__(self):
pass
"},
indoc! {"
class A:
a: int32
def __init__(self):
pass
"}
],
&["duplicate definition of class `A` (at unknown:1:1)"];
"class same name"
)]
fn test_analyze(source: &[&str], res: &[&str]) {
let print = false;
let print = true;
let mut composer =
TopLevelComposer::new(Vec::new(), Vec::new(), ComposerConfig::default(), 64).0;
@ -545,6 +386,7 @@ fn test_analyze(source: &[&str], res: &[&str]) {
match composer.register_top_level(ast, Some(resolver.clone()), "", false) {
Ok(x) => x,
Err(msg) => {
println!("\nError in registry\n\n");
if print {
println!("{msg}");
} else {
@ -561,6 +403,7 @@ fn test_analyze(source: &[&str], res: &[&str]) {
}
if let Err(msg) = composer.start_analysis(false) {
println!("Error message\n");
if print {
println!("{}", msg.iter().sorted().join("\n----------\n"));
} else {

14
nac3core/src/toplevel/type_annotation.rs
View File

@ -97,7 +97,12 @@ pub fn parse_ast_to_type_annotation_kinds<T, S: std::hash::BuildHasher + Clone>(
Ok(TypeAnnotation::CustomClass { id: PrimDef::Exception.id(), params: Vec::default() })
} else if let Ok(obj_id) = resolver.get_identifier_def(*id) {
let type_vars = {
let def_read = top_level_defs[obj_id.0].try_read();
let Some(top_level_def) = top_level_defs.get(obj_id.0) else {
return Err(HashSet::from([format!(
"NameError: '{id}' not found at {}", expr.location
)]));
};
let def_read = top_level_def.try_read();
if let Some(def_read) = def_read {
if let TopLevelDef::Class { type_vars, .. } = &*def_read {
type_vars.clone()
@ -152,7 +157,12 @@ pub fn parse_ast_to_type_annotation_kinds<T, S: std::hash::BuildHasher + Clone>(
}
let obj_id = resolver.get_identifier_def(*id)?;
let type_vars = {
let def_read = top_level_defs[obj_id.0].try_read();
let Some(top_level_def) = top_level_defs.get(obj_id.0) else {
return Err(HashSet::from([format!(
"NameError: '{id}' not found at {}", expr.location
)]));
};
let def_read = top_level_def.try_read();
if let Some(def_read) = def_read {
let TopLevelDef::Class { type_vars, .. } = &*def_read else {
unreachable!("must be class here")

27
nac3standalone/demo/src/_test.py Normal file
View File

@ -0,0 +1,27 @@
from __future__ import annotations
T = TypeVar("T")
V = TypeVar("V")
class A(Generic[T]):
a: int32
b: T
c: A[int64]
def __init__(self, t: T):
self.a = 3
self.b = T
def fun(self, a: int32, b: T) -> list[virtual[B[bool]]]:
pass
def foo(self, c: C):
pass
class B(Generic[V], A[float]):
d: C
def __init__(self):
pass
def fun(self, a: int32, b: T) -> list[virtual[B[bool]]]:
# override
pass
class C(B[bool]):
e: int64
def __init__(self):
pass