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LibJS: Add static initializers to classes

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This commit is contained in:
davidot 2021-10-20 21:29:47 +02:00 • committed by Linus Groh
parent 1245512c50
commit 6b2accce31
4 changed files with 134 additions and 13 deletions
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23
Userland/Libraries/LibJS/Parser.cpp
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@ -97,6 +97,11 @@ public:
return scope_pusher;
}
static ScopePusher static_init_block_scope(Parser& parser, ScopeNode& node)
{
return ScopePusher(parser, &node, true);
}
void add_declaration(NonnullRefPtr<Declaration> declaration)
{
if (declaration->is_lexical_declaration()) {
@ -957,6 +962,24 @@ NonnullRefPtr<ClassExpression> Parser::parse_class_expression(bool expect_class_
break;
}
property_key = create_ast_node<StringLiteral>({ m_state.current_token.filename(), rule_start.position(), position() }, name);
} else if (match(TokenType::CurlyOpen) && is_static) {
auto static_start = push_start();
consume(TokenType::CurlyOpen);
auto static_init_block = create_ast_node<FunctionBody>({ m_state.current_token.filename(), rule_start.position(), position() });
TemporaryChange break_context_rollback(m_state.in_break_context, false);
TemporaryChange continue_context_rollback(m_state.in_continue_context, false);
TemporaryChange function_context_rollback(m_state.in_function_context, false);
TemporaryChange generator_function_context_rollback(m_state.in_generator_function_context, false);
TemporaryChange in_class_field_initializer_rollback(m_state.in_class_field_initializer, true);
ScopePusher static_init_scope = ScopePusher::static_init_block_scope(*this, *static_init_block);
parse_statement_list(static_init_block);
consume(TokenType::CurlyClose);
elements.append(create_ast_node<StaticInitializer>({ m_state.current_token.filename(), static_start.position(), position() }, move(static_init_block), static_init_scope.contains_direct_call_to_eval()));
continue;
} else {
expected("property key");
}