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forked from M-Labs/nac3

nac3core: toplevel type var test

This commit is contained in:
ychenfo 2021-09-17 00:35:58 +08:00
parent a0662c58e6
commit d0df705c5a

View File

@ -35,8 +35,11 @@ struct Resolver(Arc<ResolverInternal>);
impl SymbolResolver for Resolver { impl SymbolResolver for Resolver {
fn get_symbol_type(&self, _: &mut Unifier, _: &PrimitiveStore, str: &str) -> Option<Type> { fn get_symbol_type(&self, _: &mut Unifier, _: &PrimitiveStore, str: &str) -> Option<Type> {
println!("unkonw here resolver {}", str); let ret = self.0.id_to_type.lock().get(str).cloned();
self.0.id_to_type.lock().get(str).cloned() if ret.is_none() {
println!("unknown here resolver {}", str);
}
ret
} }
fn get_symbol_value(&self, _: &str) -> Option<SymbolValue> { fn get_symbol_value(&self, _: &str) -> Option<SymbolValue> {
@ -903,13 +906,34 @@ fn test_analyze(source: Vec<&str>, res: Vec<&str>) {
vec![]; vec![];
"simple class body" "simple class body"
)] )]
#[test_case(
vec![
indoc! {"
def fun(a: V) -> V:
return a
"}
],
vec![];
"type var fun"
)]
fn test_inference(source: Vec<&str>, res: Vec<&str>) { fn test_inference(source: Vec<&str>, res: Vec<&str>) {
let print = true; let print = true;
let mut composer = TopLevelComposer::new(); let mut composer = TopLevelComposer::new();
let tvar_t = composer.unifier.get_fresh_var();
let tvar_v = composer
.unifier
.get_fresh_var_with_range(&[composer.primitives_ty.bool, composer.primitives_ty.int32]);
if print {
println!("t: {}, {:?}", tvar_t.1, tvar_t.0);
println!("v: {}, {:?}\n", tvar_v.1, tvar_v.0);
}
let internal_resolver = Arc::new(ResolverInternal { let internal_resolver = Arc::new(ResolverInternal {
id_to_def: Default::default(), id_to_def: Default::default(),
id_to_type: Default::default(), id_to_type: Mutex::new(
vec![("T".to_string(), tvar_t.0), ("V".to_string(), tvar_v.0)].into_iter().collect(),
),
class_names: Default::default(), class_names: Default::default(),
}); });
let resolver = Arc::new( let resolver = Arc::new(