forked from M-Labs/nac3
core/toplevel/type_annotation: Add handling for mismatching class def
Primitive types only contain fields in its Type and not its TopLevelDef. This causes primitive object types to lack some fields.
This commit is contained in:
parent
3db3061d99
commit
4948395ca2
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@ -0,0 +1,24 @@
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from min_artiq import *
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from numpy import int32
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@nac3
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class EmptyList:
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core: KernelInvariant[Core]
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def __init__(self):
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self.core = Core()
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@rpc
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def get_empty(self) -> list[int32]:
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return []
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@kernel
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def run(self):
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a: list[int32] = self.get_empty()
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if a != []:
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raise ValueError
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if __name__ == "__main__":
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EmptyList().run()
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@ -564,7 +564,7 @@ impl<'a> BuiltinBuilder<'a> {
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match (&tld, prim.details()) {
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(
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TopLevelDef::Class { name, object_id, .. },
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PrimDefDetails::PrimClass { name: exp_name },
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PrimDefDetails::PrimClass { name: exp_name, .. },
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) => {
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let exp_object_id = prim.id();
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assert_eq!(name, &exp_name.into());
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@ -766,6 +766,7 @@ impl TopLevelComposer {
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let target_ty = get_type_from_type_annotation_kinds(
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&temp_def_list,
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unifier,
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primitives,
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&def,
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&mut subst_list,
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)?;
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@ -936,6 +937,7 @@ impl TopLevelComposer {
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let ty = get_type_from_type_annotation_kinds(
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temp_def_list.as_ref(),
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unifier,
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primitives_store,
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&type_annotation,
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&mut None,
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)?;
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@ -1002,6 +1004,7 @@ impl TopLevelComposer {
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get_type_from_type_annotation_kinds(
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&temp_def_list,
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unifier,
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primitives_store,
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&return_ty_annotation,
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&mut None,
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)?
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@ -1622,6 +1625,7 @@ impl TopLevelComposer {
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let self_type = get_type_from_type_annotation_kinds(
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&def_list,
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unifier,
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primitives_ty,
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&make_self_type_annotation(type_vars, *object_id),
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&mut None,
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)?;
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@ -1803,7 +1807,11 @@ impl TopLevelComposer {
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let ty_ann = make_self_type_annotation(type_vars, *class_id);
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let self_ty = get_type_from_type_annotation_kinds(
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&def_list, unifier, &ty_ann, &mut None,
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&def_list,
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unifier,
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primitives_ty,
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&ty_ann,
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&mut None,
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)?;
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vars.extend(type_vars.iter().map(|ty| {
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let TypeEnum::TVar { id, .. } = &*unifier.get_ty(*ty) else {
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@ -113,7 +113,7 @@ pub enum PrimDef {
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/// Associated details of a [`PrimDef`]
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pub enum PrimDefDetails {
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PrimFunction { name: &'static str, simple_name: &'static str },
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PrimClass { name: &'static str },
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PrimClass { name: &'static str, get_ty_fn: fn(&PrimitiveStore) -> Type },
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}
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impl PrimDef {
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@ -155,15 +155,17 @@ impl PrimDef {
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#[must_use]
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pub fn name(&self) -> &'static str {
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match self.details() {
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PrimDefDetails::PrimFunction { name, .. } | PrimDefDetails::PrimClass { name } => name,
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PrimDefDetails::PrimFunction { name, .. } | PrimDefDetails::PrimClass { name, .. } => {
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name
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}
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}
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}
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/// Get the associated details of this [`PrimDef`]
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#[must_use]
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pub fn details(self) -> PrimDefDetails {
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fn class(name: &'static str) -> PrimDefDetails {
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PrimDefDetails::PrimClass { name }
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fn class(name: &'static str, get_ty_fn: fn(&PrimitiveStore) -> Type) -> PrimDefDetails {
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PrimDefDetails::PrimClass { name, get_ty_fn }
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}
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fn fun(name: &'static str, simple_name: Option<&'static str>) -> PrimDefDetails {
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@ -171,22 +173,22 @@ impl PrimDef {
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}
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match self {
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PrimDef::Int32 => class("int32"),
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PrimDef::Int64 => class("int64"),
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PrimDef::Float => class("float"),
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PrimDef::Bool => class("bool"),
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PrimDef::None => class("none"),
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PrimDef::Range => class("range"),
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PrimDef::Str => class("str"),
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PrimDef::Exception => class("Exception"),
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PrimDef::UInt32 => class("uint32"),
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PrimDef::UInt64 => class("uint64"),
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PrimDef::Option => class("Option"),
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PrimDef::Int32 => class("int32", |primitives| primitives.int32),
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PrimDef::Int64 => class("int64", |primitives| primitives.int64),
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PrimDef::Float => class("float", |primitives| primitives.float),
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PrimDef::Bool => class("bool", |primitives| primitives.bool),
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PrimDef::None => class("none", |primitives| primitives.none),
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PrimDef::Range => class("range", |primitives| primitives.range),
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PrimDef::Str => class("str", |primitives| primitives.str),
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PrimDef::Exception => class("Exception", |primitives| primitives.exception),
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PrimDef::UInt32 => class("uint32", |primitives| primitives.uint32),
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PrimDef::UInt64 => class("uint64", |primitives| primitives.uint64),
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PrimDef::Option => class("Option", |primitives| primitives.option),
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PrimDef::OptionIsSome => fun("Option.is_some", Some("is_some")),
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PrimDef::OptionIsNone => fun("Option.is_none", Some("is_none")),
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PrimDef::OptionUnwrap => fun("Option.unwrap", Some("unwrap")),
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PrimDef::List => class("list"),
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PrimDef::NDArray => class("ndarray"),
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PrimDef::List => class("list", |primitives| primitives.list),
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PrimDef::NDArray => class("ndarray", |primitives| primitives.ndarray),
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PrimDef::NDArrayCopy => fun("ndarray.copy", Some("copy")),
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PrimDef::NDArrayFill => fun("ndarray.fill", Some("fill")),
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PrimDef::FunInt32 => fun("int32", None),
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@ -1,8 +1,9 @@
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use super::*;
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use crate::symbol_resolver::SymbolValue;
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use crate::toplevel::helper::PrimDef;
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use crate::toplevel::helper::{PrimDef, PrimDefDetails};
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use crate::typecheck::typedef::VarMap;
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use nac3parser::ast::Constant;
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use strum::IntoEnumIterator;
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#[derive(Clone, Debug)]
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pub enum TypeAnnotation {
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@ -357,6 +358,7 @@ pub fn parse_ast_to_type_annotation_kinds<T, S: std::hash::BuildHasher + Clone>(
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pub fn get_type_from_type_annotation_kinds(
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top_level_defs: &[Arc<RwLock<TopLevelDef>>],
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unifier: &mut Unifier,
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primitives: &PrimitiveStore,
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ann: &TypeAnnotation,
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subst_list: &mut Option<Vec<Type>>,
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) -> Result<Type, HashSet<String>> {
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@ -379,100 +381,141 @@ pub fn get_type_from_type_annotation_kinds(
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let param_ty = params
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.iter()
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.map(|x| {
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get_type_from_type_annotation_kinds(top_level_defs, unifier, x, subst_list)
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get_type_from_type_annotation_kinds(
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top_level_defs,
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unifier,
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primitives,
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x,
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subst_list,
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)
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})
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.collect::<Result<Vec<_>, _>>()?;
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let subst = {
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// check for compatible range
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// TODO: if allow type var to be applied(now this disallowed in the parse_to_type_annotation), need more check
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let mut result = VarMap::new();
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for (tvar, p) in type_vars.iter().zip(param_ty) {
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match unifier.get_ty(*tvar).as_ref() {
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TypeEnum::TVar {
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id,
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range,
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fields: None,
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name,
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loc,
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is_const_generic: false,
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} => {
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let ok: bool = {
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// create a temp type var and unify to check compatibility
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p == *tvar || {
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let temp = unifier.get_fresh_var_with_range(
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range.as_slice(),
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*name,
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*loc,
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);
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unifier.unify(temp.ty, p).is_ok()
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}
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};
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if ok {
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result.insert(*id, p);
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} else {
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return Err(HashSet::from([format!(
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"cannot apply type {} to type variable with id {:?}",
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unifier.internal_stringify(
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p,
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&mut |id| format!("class{id}"),
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&mut |id| format!("typevar{id}"),
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&mut None
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),
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*id
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)]));
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}
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}
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let ty = if let Some(prim_def) = PrimDef::iter().find(|prim| prim.id() == *obj_id) {
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// Primitive TopLevelDefs do not contain all fields that are present in their Type
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// counterparts, so directly perform subst on the Type instead.
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TypeEnum::TVar { id, range, name, loc, is_const_generic: true, .. } => {
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let ty = range[0];
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let ok: bool = {
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// create a temp type var and unify to check compatibility
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p == *tvar || {
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let temp = unifier.get_fresh_const_generic_var(ty, *name, *loc);
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unifier.unify(temp.ty, p).is_ok()
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}
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};
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if ok {
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result.insert(*id, p);
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} else {
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return Err(HashSet::from([format!(
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"cannot apply type {} to type variable {}",
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unifier.stringify(p),
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name.unwrap_or_else(|| format!("typevar{id}").into()),
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)]));
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}
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}
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let PrimDefDetails::PrimClass { get_ty_fn, .. } = prim_def.details() else {
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unreachable!()
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};
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_ => unreachable!("must be generic type var"),
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let base_ty = get_ty_fn(primitives);
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let params =
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if let TypeEnum::TObj { params, .. } = &*unifier.get_ty_immutable(base_ty) {
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params.clone()
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} else {
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unreachable!()
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};
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unifier
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.subst(
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get_ty_fn(primitives),
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¶ms
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.iter()
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.zip(param_ty)
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.map(|(obj_tv, param)| (*obj_tv.0, param))
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.collect(),
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)
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.unwrap_or(base_ty)
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} else {
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let subst = {
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// check for compatible range
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// TODO: if allow type var to be applied(now this disallowed in the parse_to_type_annotation), need more check
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let mut result = VarMap::new();
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for (tvar, p) in type_vars.iter().zip(param_ty) {
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match unifier.get_ty(*tvar).as_ref() {
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TypeEnum::TVar {
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id,
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range,
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fields: None,
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name,
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loc,
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is_const_generic: false,
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} => {
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let ok: bool = {
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// create a temp type var and unify to check compatibility
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p == *tvar || {
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let temp = unifier.get_fresh_var_with_range(
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range.as_slice(),
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*name,
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*loc,
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);
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unifier.unify(temp.ty, p).is_ok()
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}
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};
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if ok {
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result.insert(*id, p);
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} else {
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return Err(HashSet::from([format!(
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"cannot apply type {} to type variable with id {:?}",
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unifier.internal_stringify(
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p,
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&mut |id| format!("class{id}"),
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&mut |id| format!("typevar{id}"),
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&mut None
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),
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*id
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)]));
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}
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}
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TypeEnum::TVar {
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id, range, name, loc, is_const_generic: true, ..
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} => {
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let ty = range[0];
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let ok: bool = {
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// create a temp type var and unify to check compatibility
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p == *tvar || {
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let temp =
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unifier.get_fresh_const_generic_var(ty, *name, *loc);
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unifier.unify(temp.ty, p).is_ok()
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}
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};
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if ok {
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result.insert(*id, p);
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} else {
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return Err(HashSet::from([format!(
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"cannot apply type {} to type variable {}",
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unifier.stringify(p),
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name.unwrap_or_else(|| format!("typevar{id}").into()),
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)]));
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}
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}
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_ => unreachable!("must be generic type var"),
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}
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}
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result
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};
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// Class Attributes keep a copy with Class Definition and are not added to objects
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let mut tobj_fields = methods
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.iter()
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.map(|(name, ty, _)| {
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let subst_ty = unifier.subst(*ty, &subst).unwrap_or(*ty);
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// methods are immutable
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(*name, (subst_ty, false))
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})
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.collect::<HashMap<_, _>>();
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tobj_fields.extend(fields.iter().map(|(name, ty, mutability)| {
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let subst_ty = unifier.subst(*ty, &subst).unwrap_or(*ty);
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(*name, (subst_ty, *mutability))
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}));
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let need_subst = !subst.is_empty();
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let ty = unifier.add_ty(TypeEnum::TObj {
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obj_id: *obj_id,
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fields: tobj_fields,
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params: subst,
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});
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if need_subst {
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if let Some(wl) = subst_list.as_mut() {
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wl.push(ty);
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}
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}
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result
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ty
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};
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// Class Attributes keep a copy with Class Definition and are not added to objects
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let mut tobj_fields = methods
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.iter()
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.map(|(name, ty, _)| {
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let subst_ty = unifier.subst(*ty, &subst).unwrap_or(*ty);
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// methods are immutable
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(*name, (subst_ty, false))
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})
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.collect::<HashMap<_, _>>();
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tobj_fields.extend(fields.iter().map(|(name, ty, mutability)| {
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let subst_ty = unifier.subst(*ty, &subst).unwrap_or(*ty);
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(*name, (subst_ty, *mutability))
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}));
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let need_subst = !subst.is_empty();
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let ty = unifier.add_ty(TypeEnum::TObj {
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obj_id: *obj_id,
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fields: tobj_fields,
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params: subst,
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});
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if need_subst {
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if let Some(wl) = subst_list.as_mut() {
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wl.push(ty);
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}
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}
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Ok(ty)
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}
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TypeAnnotation::Primitive(ty) | TypeAnnotation::TypeVar(ty) => Ok(*ty),
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@ -490,6 +533,7 @@ pub fn get_type_from_type_annotation_kinds(
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let ty = get_type_from_type_annotation_kinds(
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top_level_defs,
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unifier,
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primitives,
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ty.as_ref(),
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subst_list,
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)?;
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|
@ -499,7 +543,13 @@ pub fn get_type_from_type_annotation_kinds(
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let tys = tys
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.iter()
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.map(|x| {
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get_type_from_type_annotation_kinds(top_level_defs, unifier, x, subst_list)
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get_type_from_type_annotation_kinds(
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top_level_defs,
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unifier,
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primitives,
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x,
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subst_list,
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)
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})
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.collect::<Result<Vec<_>, _>>()?;
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Ok(unifier.add_ty(TypeEnum::TTuple { ty: tys }))
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|
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@ -113,7 +113,9 @@ fn handle_typevar_definition(
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x,
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HashMap::new(),
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)?;
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get_type_from_type_annotation_kinds(def_list, unifier, &ty, &mut None)
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get_type_from_type_annotation_kinds(
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def_list, unifier, primitives, &ty, &mut None,
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)
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})
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.collect::<Result<Vec<_>, _>>()?;
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let loc = func.location;
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@ -152,7 +154,7 @@ fn handle_typevar_definition(
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HashMap::new(),
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)?;
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let constraint =
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get_type_from_type_annotation_kinds(def_list, unifier, &ty, &mut None)?;
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get_type_from_type_annotation_kinds(def_list, unifier, primitives, &ty, &mut None)?;
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let loc = func.location;
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Ok(unifier.get_fresh_const_generic_var(constraint, Some(generic_name), Some(loc)).ty)
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