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LibWeb: Add support for IDL callback functions

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This commit is contained in:
Idan Horowitz 2022-03-30 23:35:13 +03:00 • committed by Andreas Kling
parent 9ff79c9d54
commit 1c4f128fd1
4 changed files with 84 additions and 0 deletions
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28
Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator/IDLParser.cpp
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@ -722,6 +722,29 @@ void Parser::parse_interface_mixin(Interface& interface)
interface.mixins.set(move(name), move(mixin_interface));
}
void Parser::parse_callback_function(HashMap<String, String>& extended_attributes, Interface& interface)
{
assert_string("callback");
consume_whitespace();
auto name = lexer.consume_until([](auto ch) { return is_ascii_space(ch); });
consume_whitespace();
assert_specific('=');
consume_whitespace();
auto return_type = parse_type();
consume_whitespace();
assert_specific('(');
auto parameters = parse_parameters();
assert_specific(')');
consume_whitespace();
assert_specific(';');
interface.callback_functions.set(name, CallbackFunction { move(return_type), move(parameters), extended_attributes.contains("LegacyTreatNonObjectAsNull") });
consume_whitespace();
}
void Parser::parse_non_interface_entities(bool allow_interface, Interface& interface)
{
while (!lexer.is_eof()) {
@ -736,6 +759,8 @@ void Parser::parse_non_interface_entities(bool allow_interface, Interface& inter
parse_typedef(interface);
} else if (lexer.next_is("interface mixin")) {
parse_interface_mixin(interface);
} else if (lexer.next_is("callback")) {
parse_callback_function(extended_attributes, interface);
} else if ((allow_interface && !lexer.next_is("interface")) || !allow_interface) {
auto current_offset = lexer.tell();
auto name = lexer.consume_until([](auto ch) { return is_ascii_space(ch); });
@ -841,6 +866,9 @@ NonnullOwnPtr<Interface> Parser::parse()
report_parsing_error(String::formatted("Mixin '{}' was already defined in {}", mixin.key, mixin.value->module_own_path), filename, input, lexer.tell());
interface->mixins.set(mixin.key, move(mixin.value));
}
for (auto& callback_function : import.callback_functions)
interface->callback_functions.set(callback_function.key, move(callback_function.value));
}
// Resolve mixins