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Fix global behavior on class (#4234)

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Kuan-Chun Wang 2022-10-21 12:06:50 +08:00 • committed by GitHub
parent efad01d976
commit a96bc6ad3e
1 changed files with 12 additions and 2 deletions
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14
codegen/src/compile.rs
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@ -1275,6 +1275,15 @@ impl Compiler {
let prev_class_name = std::mem::replace(&mut self.class_name, Some(name.to_owned()));
// Check if the class is declared global
let symbol_table = self.symbol_table_stack.last().unwrap();
let symbol = symbol_table.lookup(name.as_ref()).expect(
"The symbol must be present in the symbol table, even when it is undefined in python.",
);
let mut global_path_prefix = Vec::new();
if symbol.scope == SymbolScope::GlobalExplicit {
global_path_prefix.append(&mut self.qualified_path);
}
self.push_qualified_path(name);
let qualified_name = self.qualified_path.join(".");
@ -1287,7 +1296,7 @@ impl Compiler {
let dunder_module = self.name("__module__");
self.emit(Instruction::StoreLocal(dunder_module));
self.emit_constant(ConstantData::Str {
value: qualified_name.clone(),
value: qualified_name,
});
let qualname = self.name("__qualname__");
self.emit(Instruction::StoreLocal(qualname));
@ -1323,6 +1332,7 @@ impl Compiler {
self.class_name = prev_class_name;
self.qualified_path.pop();
self.qualified_path.append(global_path_prefix.as_mut());
self.ctx = prev_ctx;
let mut funcflags = bytecode::MakeFunctionFlags::empty();
@ -1342,7 +1352,7 @@ impl Compiler {
self.emit(Instruction::MakeFunction(funcflags));
self.emit_constant(ConstantData::Str {
value: qualified_name,
value: name.to_owned(),
});
let call = self.compile_call_inner(2, bases, keywords)?;