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nac3core: top level fix cyclic ancestor analysis, add tests

escape-analysis
ychenfo 2021-09-07 17:30:15 +08:00
parent bbcec6ae6f
commit 247b364191
3 changed files with 186 additions and 27 deletions
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50
nac3core/src/toplevel/helper.rs
View File

@ -1,5 +1,55 @@
use super::*;
impl TopLevelDef {
pub fn to_string<F, G>(&self, unifier: &mut Unifier, obj_to_name: &mut F, var_to_name: &mut G) -> String
where
F: FnMut(usize) -> String,
G: FnMut(u32) -> String,
{
match self {
TopLevelDef::Class {
name,
ancestors,
fields,
methods,
object_id,
type_vars,
..
} =>{
let fields_str = fields
.iter()
.map(|(n, ty)| (n.to_string(), unifier.stringify(*ty, obj_to_name, var_to_name)))
.collect_vec();
let methods_str = methods
.iter()
.map(|(n, ty, id)|
(n.to_string(), unifier.stringify(*ty, obj_to_name, var_to_name), *id)
)
.collect_vec();
format!(
"Class {{\nname: {:?},\ndef_id: {:?},\nancestors: {:?},\nfields: {:?},\nmethods: {:?},\ntype_vars: {:?}\n}}",
name,
object_id,
ancestors,
fields_str,
methods_str,
type_vars,
)
}
TopLevelDef::Function { name, signature, var_id, .. } =>
format!(
"Function {{\nname: {:?},\nsig: {:?},\nvar_id: {:?}\n}}",
name,
unifier.stringify(*signature, obj_to_name, var_to_name),
var_id
),
TopLevelDef::Initializer { class_id } => format!("Initializer {{ {:?} }}", class_id)
}
}
}
impl TopLevelComposer {
pub fn make_primitives() -> (PrimitiveStore, Unifier) {
let mut unifier = Unifier::new();

45
nac3core/src/toplevel/mod.rs
View File

@ -1,4 +1,4 @@
use std::{borrow::BorrowMut, collections::{HashMap, HashSet}, iter::FromIterator, ops::{Deref, DerefMut}, sync::Arc};
use std::{borrow::BorrowMut, collections::{HashMap, HashSet}, fmt::Debug, iter::FromIterator, ops::{Deref, DerefMut}, sync::Arc};
use super::typecheck::type_inferencer::PrimitiveStore;
use super::typecheck::typedef::{FunSignature, FuncArg, SharedUnifier, Type, TypeEnum, Unifier};
@ -6,7 +6,7 @@ use crate::{
symbol_resolver::SymbolResolver,
typecheck::{type_inferencer::CodeLocation, typedef::CallId},
};
use itertools::Itertools;
use itertools::{Itertools, izip};
use parking_lot::{Mutex, RwLock};
use rustpython_parser::ast::{self, Stmt};
@ -104,11 +104,19 @@ impl TopLevelComposer {
let primitives = Self::make_primitives();
TopLevelComposer {
definition_ast_list: Default::default(),
definition_ast_list: {
let top_level_def_list = vec![
Arc::new(RwLock::new(Self::make_top_level_class_def(0, None, "int32"))),
Arc::new(RwLock::new(Self::make_top_level_class_def(1, None, "int64"))),
Arc::new(RwLock::new(Self::make_top_level_class_def(2, None, "float"))),
Arc::new(RwLock::new(Self::make_top_level_class_def(3, None, "bool"))),
Arc::new(RwLock::new(Self::make_top_level_class_def(4, None, "none"))),
];
let ast_list: Vec<Option<ast::Stmt<()>>> = vec![None, None, None, None, None];
izip!(top_level_def_list, ast_list).collect_vec()
},
primitives_ty: primitives.0,
unifier: primitives.1,
// class_method_to_def_id: Default::default(),
// to_be_analyzed_class: Default::default(),
keyword_list: HashSet::from_iter(vec![
"Generic".into(),
"virtual".into(),
@ -303,7 +311,8 @@ impl TopLevelComposer {
let unifier = self.unifier.borrow_mut();
let primitives_store = &self.primitives_ty;
for (class_def, class_ast) in def_list {
// skip 5 to skip analyzing the primitives
for (class_def, class_ast) in def_list.iter().skip(5) {
// only deal with class def here
let mut class_def = class_def.write();
let (class_bases_ast, class_def_type_vars, class_resolver) = {
@ -403,7 +412,8 @@ impl TopLevelComposer {
let unifier = self.unifier.borrow_mut();
// first, only push direct parent into the list
for (class_def, class_ast) in self.definition_ast_list.iter_mut() {
// skip 5 to skip analyzing the primitives
for (class_def, class_ast) in self.definition_ast_list.iter_mut().skip(5) {
let mut class_def = class_def.write();
let (class_bases, class_ancestors, class_resolver) = {
if let TopLevelDef::Class { ancestors, resolver, .. } = class_def.deref_mut() {
@ -463,10 +473,11 @@ impl TopLevelComposer {
// second, get all ancestors
let mut ancestors_store: HashMap<DefinitionId, Vec<TypeAnnotation>> = Default::default();
for (class_def, _) in self.definition_ast_list.iter_mut() {
let mut class_def = class_def.write();
// skip 5 to skip analyzing the primitives
for (class_def, _) in self.definition_ast_list.iter().skip(5) {
let class_def = class_def.read();
let (class_ancestors, class_id) = {
if let TopLevelDef::Class { ancestors, object_id, .. } = class_def.deref_mut() {
if let TopLevelDef::Class { ancestors, object_id, .. } = class_def.deref() {
(ancestors, *object_id)
} else {
continue;
@ -484,7 +495,8 @@ impl TopLevelComposer {
}
// insert the ancestors to the def list
for (class_def, _) in self.definition_ast_list.iter_mut() {
// skip 5 to skip analyzing the primitives
for (class_def, _) in self.definition_ast_list.iter_mut().skip(5) {
let mut class_def = class_def.write();
let (class_ancestors, class_id, class_type_vars) = {
if let TopLevelDef::Class { ancestors, object_id, type_vars, .. } = class_def.deref_mut() {
@ -514,7 +526,8 @@ impl TopLevelComposer {
let mut type_var_to_concrete_def: HashMap<Type, TypeAnnotation> = HashMap::new();
for (class_def, class_ast) in def_ast_list {
// skip 5 to skip analyzing the primitives
for (class_def, class_ast) in def_ast_list.iter().skip(5) {
if matches!(&*class_def.read(), TopLevelDef::Class { .. }) {
Self::analyze_single_class_methods_fields(
class_def.clone(),
@ -533,7 +546,7 @@ impl TopLevelComposer {
loop {
let mut finished = true;
for (class_def, _) in def_ast_list {
for (class_def, _) in def_ast_list.iter().skip(5) {
let mut class_def = class_def.write();
if let TopLevelDef::Class { ancestors, .. } = class_def.deref() {
// if the length of the ancestor is equal to the current depth
@ -580,7 +593,8 @@ impl TopLevelComposer {
let unifier = self.unifier.borrow_mut();
let primitives_store = &self.primitives_ty;
for (function_def, function_ast) in def_list {
// skip 5 to skip analyzing the primitives
for (function_def, function_ast) in def_list.iter().skip(5) {
let function_def = function_def.read();
let function_def = function_def.deref();
let function_ast = if let Some(function_ast) = function_ast {
@ -802,6 +816,9 @@ impl TopLevelComposer {
and names thould not be the same as the keywords"
.into());
}
if name == "__init__" && !defined_paramter_name.contains("self") {
return Err("class __init__ function must contain the `self` parameter".into());
}
let mut result = Vec::new();
for x in &args.args {

118
nac3core/src/toplevel/test.rs
View File

@ -145,27 +145,102 @@ fn test_simple_function_analyze(source: Vec<&str>, tys: Vec<&str>, names: Vec<&s
#[test_case(
vec![
indoc! {"
class A:
def __init__():
class A():
def __init__(self):
self.a: int32 = 3
def fun(self, b: B):
pass
"},
indoc! {"
class B(C):
def __init__():
def __init__(self):
pass
"},
indoc! {"
class C(A):
def __init__():
def __init__(self):
pass
def fun(self, b: B):
a = 1
pass
"},
indoc! {"
def foo(a: A):
pass
"},
],
vec![
indoc! {"5: Class {
name: \"A\",
def_id: DefinitionId(5),
ancestors: [CustomClassKind { id: DefinitionId(5), params: [] }],
fields: [(\"a\", \"0\")],
methods: [(\"__init__\", \"fn[[self=5], 5]\", DefinitionId(6)), (\"fun\", \"fn[[self=5, b=9], 4]\", DefinitionId(7))],
type_vars: []
}"},
indoc! {"6: Function {
name: \"A__init__\",
sig: \"fn[[self=5], 5]\",
var_id: []
}"},
indoc! {"7: Function {
name: \"Afun\",
sig: \"fn[[self=5, b=9], 4]\",
var_id: []
}"},
indoc! {"8: Initializer { DefinitionId(5) }"},
indoc! {"9: Class {
name: \"B\",
def_id: DefinitionId(9),
ancestors: [CustomClassKind { id: DefinitionId(9), params: [] }, CustomClassKind { id: DefinitionId(12), params: [] }, CustomClassKind { id: DefinitionId(5), params: [] }],
fields: [(\"a\", \"0\")],
methods: [(\"__init__\", \"fn[[self=9], 9]\", DefinitionId(10)), (\"fun\", \"fn[[self=12, b=9], 4]\", DefinitionId(14))],
type_vars: []
}"},
indoc! {"10: Function {
name: \"B__init__\",
sig: \"fn[[self=9], 9]\",
var_id: []
}"},
indoc! {"11: Initializer { DefinitionId(9) }"},
indoc! {"12: Class {
name: \"C\",
def_id: DefinitionId(12),
ancestors: [CustomClassKind { id: DefinitionId(12), params: [] }, CustomClassKind { id: DefinitionId(5), params: [] }],
fields: [(\"a\", \"0\")],
methods: [(\"__init__\", \"fn[[self=12], 12]\", DefinitionId(13)), (\"fun\", \"fn[[self=12, b=9], 4]\", DefinitionId(14))],
type_vars: []
}"},
indoc! {"13: Function {
name: \"C__init__\",
sig: \"fn[[self=12], 12]\",
var_id: []
}"},
indoc! {"14: Function {
name: \"Cfun\",
sig: \"fn[[self=12, b=9], 4]\",
var_id: []
}"},
indoc! {"15: Initializer { DefinitionId(12) }"},
indoc! {"16: Function {
name: \"foo\",
sig: \"fn[[a=5], 4]\",
var_id: []
}"},
]
)]
fn test_simple_class_analyze(source: Vec<&str>) {
fn test_simple_class_analyze(source: Vec<&str>, res: Vec<&str>) {
let mut composer = TopLevelComposer::new();
let resolver = Arc::new(Mutex::new(Box::new(Resolver {
@ -184,12 +259,29 @@ fn test_simple_class_analyze(source: Vec<&str>) {
composer.start_analysis().unwrap();
// for (i, (def, _)) in composer.definition_ast_list.into_iter().enumerate() {
// let def = &*def.read();
// if let TopLevelDef::Function { signature, name, .. } = def {
// let ty_str = composer.unifier.stringify(*signature, &mut |id| id.to_string(), &mut |id| id.to_string());
// assert_eq!(ty_str, tys[i]);
// assert_eq!(name, names[i]);
// }
// }
// skip 5 to skip primitives
for (i, (def, _)) in composer.definition_ast_list.iter().skip(5).enumerate() {
let def = &*def.read();
// println!(
// "{}: {}\n",
// i + 5,
// def.to_string(
// composer.unifier.borrow_mut(),
// &mut |id| id.to_string(),
// &mut |id| id.to_string()
// )
// );
assert_eq!(
format!(
"{}: {}",
i + 5,
def.to_string(
composer.unifier.borrow_mut(),
&mut |id| id.to_string(),
&mut |id| id.to_string()
)
),
res[i]
)
}
}