move helper function to another file

This commit is contained in:
ychenfo 2021-08-27 10:21:51 +08:00
parent b9a580d271
commit 35ef0386db
2 changed files with 130 additions and 124 deletions

View File

@ -0,0 +1,114 @@
use super::*;
impl TopLevelComposer {
pub fn make_primitives() -> (PrimitiveStore, Unifier) {
let mut unifier = Unifier::new();
let int32 = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(0),
fields: HashMap::new().into(),
params: HashMap::new().into(),
});
let int64 = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(1),
fields: HashMap::new().into(),
params: HashMap::new().into(),
});
let float = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(2),
fields: HashMap::new().into(),
params: HashMap::new().into(),
});
let bool = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(3),
fields: HashMap::new().into(),
params: HashMap::new().into(),
});
let none = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(4),
fields: HashMap::new().into(),
params: HashMap::new().into(),
});
let primitives = PrimitiveStore { int32, int64, float, bool, none };
crate::typecheck::magic_methods::set_primitives_magic_methods(&primitives, &mut unifier);
(primitives, unifier)
}
/// already include the definition_id of itself inside the ancestors vector
/// when first regitering, the type_vars, fields, methods, ancestors are invalid
pub fn make_top_level_class_def(
index: usize,
resolver: Option<Arc<Box<dyn SymbolResolver + Send + Sync>>>,
name: &str,
) -> TopLevelDef {
TopLevelDef::Class {
name: name.to_string(),
object_id: DefinitionId(index),
type_vars: Default::default(),
fields: Default::default(),
methods: Default::default(),
ancestors: Default::default(),
resolver,
}
}
/// when first registering, the type is a invalid value
pub fn make_top_level_function_def(
name: String,
ty: Type,
resolver: Option<Arc<Box<dyn SymbolResolver + Send + Sync>>>,
) -> TopLevelDef {
TopLevelDef::Function {
name,
signature: ty,
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver,
}
}
pub fn make_class_method_name(mut class_name: String, method_name: &str) -> String {
class_name.push_str(method_name);
class_name
}
pub fn get_class_method_def_info(
class_methods_def: &[(String, Type, DefinitionId)],
method_name: &str,
) -> Result<(Type, DefinitionId), String> {
for (name, ty, def_id) in class_methods_def {
if name == method_name {
return Ok((*ty, *def_id));
}
}
Err(format!("no method {} in the current class", method_name))
}
/// get all base class def id of a class, including itself
pub fn get_all_base(
child: DefinitionId,
temp_def_list: &[Arc<RwLock<TopLevelDef>>],
) -> Vec<DefinitionId> {
let mut result: Vec<DefinitionId> = Vec::new();
let child_def = temp_def_list.get(child.0).unwrap();
let child_def = child_def.read();
let child_def = child_def.deref();
if let TopLevelDef::Class { ancestors, .. } = child_def {
for a in ancestors {
if let TypeAnnotation::CustomClassKind { id, .. } = a {
if *id != child {
result.extend(Self::get_all_base(*id, temp_def_list));
}
} else {
unreachable!("must be class type annotation type")
}
}
} else {
unreachable!("this function should only be called with class def id as parameter")
}
result.push(child);
result
}
}

View File

@ -20,6 +20,7 @@ pub struct DefinitionId(pub usize);
mod type_annotation; mod type_annotation;
use type_annotation::*; use type_annotation::*;
mod helper;
pub struct FunInstance { pub struct FunInstance {
pub body: Vec<Stmt<Option<Type>>>, pub body: Vec<Stmt<Option<Type>>>,
@ -97,49 +98,6 @@ impl Default for TopLevelComposer {
} }
impl TopLevelComposer { impl TopLevelComposer {
pub fn make_top_level_context(self) -> TopLevelContext {
TopLevelContext {
definitions: RwLock::new(
self.definition_ast_list.into_iter().map(|(x, ..)| x).collect::<Vec<_>>(),
)
.into(),
// FIXME: all the big unifier or?
unifiers: Default::default(),
}
}
pub fn make_primitives() -> (PrimitiveStore, Unifier) {
let mut unifier = Unifier::new();
let int32 = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(0),
fields: HashMap::new().into(),
params: HashMap::new().into(),
});
let int64 = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(1),
fields: HashMap::new().into(),
params: HashMap::new().into(),
});
let float = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(2),
fields: HashMap::new().into(),
params: HashMap::new().into(),
});
let bool = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(3),
fields: HashMap::new().into(),
params: HashMap::new().into(),
});
let none = unifier.add_ty(TypeEnum::TObj {
obj_id: DefinitionId(4),
fields: HashMap::new().into(),
params: HashMap::new().into(),
});
let primitives = PrimitiveStore { int32, int64, float, bool, none };
crate::typecheck::magic_methods::set_primitives_magic_methods(&primitives, &mut unifier);
(primitives, unifier)
}
/// return a composer and things to make a "primitive" symbol resolver, so that the symbol /// return a composer and things to make a "primitive" symbol resolver, so that the symbol
/// resolver can later figure out primitive type definitions when passed a primitive type name /// resolver can later figure out primitive type definitions when passed a primitive type name
// TODO: add list and tuples? // TODO: add list and tuples?
@ -177,45 +135,17 @@ impl TopLevelComposer {
} }
} }
/// already include the definition_id of itself inside the ancestors vector pub fn make_top_level_context(self) -> TopLevelContext {
/// when first regitering, the type_vars, fields, methods, ancestors are invalid TopLevelContext {
pub fn make_top_level_class_def( definitions: RwLock::new(
index: usize, self.definition_ast_list.into_iter().map(|(x, ..)| x).collect::<Vec<_>>(),
resolver: Option<Arc<Box<dyn SymbolResolver + Send + Sync>>>, )
name: &str, .into(),
) -> TopLevelDef { // FIXME: all the big unifier or?
TopLevelDef::Class { unifiers: Default::default(),
name: name.to_string(),
object_id: DefinitionId(index),
type_vars: Default::default(),
fields: Default::default(),
methods: Default::default(),
ancestors: Default::default(),
resolver,
} }
} }
/// when first registering, the type is a invalid value
pub fn make_top_level_function_def(
name: String,
ty: Type,
resolver: Option<Arc<Box<dyn SymbolResolver + Send + Sync>>>,
) -> TopLevelDef {
TopLevelDef::Function {
name,
signature: ty,
var_id: Default::default(),
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver,
}
}
fn make_class_method_name(mut class_name: String, method_name: &str) -> String {
class_name.push_str(method_name);
class_name
}
fn extract_def_list(&self) -> Vec<Arc<RwLock<TopLevelDef>>> { fn extract_def_list(&self) -> Vec<Arc<RwLock<TopLevelDef>>> {
self.definition_ast_list.iter().map(|(def, ..)| def.clone()).collect_vec() self.definition_ast_list.iter().map(|(def, ..)| def.clone()).collect_vec()
} }
@ -527,14 +457,16 @@ impl TopLevelComposer {
return Err("cyclic base detected".into()); return Err("cyclic base detected".into());
} }
// find the intersection between type vars occured in the base class type parameter // find the intersection of type vars occured
// in the base class type parameter
// and the type vars occured in the class generic declaration // and the type vars occured in the class generic declaration
let type_var_occured_in_base = let type_var_occured_in_base =
get_type_var_contained_in_type_annotation(&base_ty); get_type_var_contained_in_type_annotation(&base_ty);
for type_ann in type_var_occured_in_base { for type_ann in type_var_occured_in_base {
if let TypeAnnotation::TypeVarKind(id, ty) = type_ann { if let TypeAnnotation::TypeVarKind(id, ty) = type_ann {
for (ty_id, class_typvar_ty) in class_type_vars.iter() { for (ty_id, class_typvar_ty) in class_type_vars.iter() {
// if they refer to the same top level defined type var, we unify them together // if they refer to the same top level defined
// type var, we unify them together
if id == *ty_id { if id == *ty_id {
// assert to make sure // assert to make sure
assert!(matches!( assert!(matches!(
@ -961,14 +893,14 @@ 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(top_level_id, ty) = type_var_within { if let TypeAnnotation::TypeVarKind(top_id, ty) = type_var_within {
if let Some(duped_ty) = occured_type_vars.get(&top_level_id) { if let Some(duped_ty) = occured_type_vars.get(&top_id) {
// if already occured, not matter if it is class typevar or method typevar, just unify // if already occured, not matter if it is class typevar or method typevar, just unify
unifier.unify(ty, *duped_ty)?; unifier.unify(ty, *duped_ty)?;
} else { } else {
// if not insert them to the occured_type_vars and the method_varmap // if not insert them to the occured_type_vars and the method_varmap
// note that the content to insert is different // note that the content to insert is different
occured_type_vars.insert(top_level_id, ty); occured_type_vars.insert(top_id, ty);
method_var_map.insert( method_var_map.insert(
if let TypeEnum::TVar { id, .. } = if let TypeEnum::TVar { id, .. } =
unifier.get_ty(ty).as_ref() unifier.get_ty(ty).as_ref()
@ -1066,44 +998,4 @@ impl TopLevelComposer {
} }
Ok(()) Ok(())
} }
fn get_class_method_def_info(
class_methods_def: &[(String, Type, DefinitionId)],
method_name: &str,
) -> Result<(Type, DefinitionId), String> {
for (name, ty, def_id) in class_methods_def {
if name == method_name {
return Ok((*ty, *def_id));
}
}
Err(format!("no method {} in the current class", method_name))
}
/// get all base class def id of a class, including itself
fn get_all_base(
child: DefinitionId,
temp_def_list: &[Arc<RwLock<TopLevelDef>>],
) -> Vec<DefinitionId> {
let mut result: Vec<DefinitionId> = Vec::new();
let child_def = temp_def_list.get(child.0).unwrap();
let child_def = child_def.read();
let child_def = child_def.deref();
if let TopLevelDef::Class { ancestors, .. } = child_def {
for a in ancestors {
if let TypeAnnotation::CustomClassKind { id, .. } = a {
if *id != child {
result.extend(Self::get_all_base(*id, temp_def_list));
}
} else {
unreachable!("must be class type annotation type")
}
}
} else {
unreachable!("this function should only be called with class def id as parameter")
}
result.push(child);
result
}
} }