diff options
Diffstat (limited to 'Libraries/LibJS/Parser.cpp')
| -rw-r--r-- | Libraries/LibJS/Parser.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Libraries/LibJS/Parser.cpp b/Libraries/LibJS/Parser.cpp index 6e1980b9d4..8a10aeadae 100644 --- a/Libraries/LibJS/Parser.cpp +++ b/Libraries/LibJS/Parser.cpp @@ -396,6 +396,7 @@ RefPtr<FunctionExpression> Parser::try_parse_arrow_function_expression(bool expe bool is_strict = false; auto function_body_result = [&]() -> RefPtr<BlockStatement> { + TemporaryChange change(m_parser_state.m_in_function_context, true); if (match(TokenType::CurlyOpen)) { // Parse a function body with statements return parse_block_statement(is_strict); @@ -1202,6 +1203,9 @@ NonnullRefPtr<NewExpression> Parser::parse_new_expression() NonnullRefPtr<ReturnStatement> Parser::parse_return_statement() { + if (!m_parser_state.m_in_function_context) + syntax_error("'return' not allowed outside of a function"); + consume(TokenType::Return); // Automatic semicolon insertion: terminate statement when return is followed by newline @@ -1315,6 +1319,7 @@ NonnullRefPtr<FunctionNodeType> Parser::parse_function_node(bool check_for_funct function_length = parameters.size(); bool is_strict = false; + TemporaryChange change(m_parser_state.m_in_function_context, true); auto body = parse_block_statement(is_strict); body->add_variables(m_parser_state.m_var_scopes.last()); body->add_functions(m_parser_state.m_function_scopes.last()); |