ladybird/Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/main.cpp
Daniel Bertalan 8d1ad592a1 BindingsGenerator: Write generated code to disk instead of stdout
This commit adds the `-o` option for specifying an output path to
BindingsGenerator.
2022-12-13 11:31:24 +01:00

150 lines
6.2 KiB
C++

/*
* Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
* Copyright (c) 2021, Luke Wilde <lukew@serenityos.org>
* Copyright (c) 2022, Ali Mohammad Pur <mpfard@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "Namespaces.h"
#include <AK/Debug.h>
#include <AK/LexicalPath.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/File.h>
#include <LibCore/Stream.h>
#include <LibIDL/IDLParser.h>
#include <LibIDL/Types.h>
extern Vector<StringView> s_header_search_paths;
namespace IDL {
void generate_constructor_header(IDL::Interface const&, StringBuilder&);
void generate_constructor_implementation(IDL::Interface const&, StringBuilder&);
void generate_prototype_header(IDL::Interface const&, StringBuilder&);
void generate_prototype_implementation(IDL::Interface const&, StringBuilder&);
void generate_iterator_prototype_header(IDL::Interface const&, StringBuilder&);
void generate_iterator_prototype_implementation(IDL::Interface const&, StringBuilder&);
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
Core::ArgsParser args_parser;
StringView path;
StringView import_base_path;
StringView output_path = "-"sv;
bool constructor_header_mode = false;
bool constructor_implementation_mode = false;
bool prototype_header_mode = false;
bool prototype_implementation_mode = false;
bool iterator_prototype_header_mode = false;
bool iterator_prototype_implementation_mode = false;
args_parser.add_option(constructor_header_mode, "Generate the constructor .h file", "constructor-header", 'C');
args_parser.add_option(constructor_implementation_mode, "Generate the constructor .cpp file", "constructor-implementation", 'O');
args_parser.add_option(prototype_header_mode, "Generate the prototype .h file", "prototype-header", 'P');
args_parser.add_option(prototype_implementation_mode, "Generate the prototype .cpp file", "prototype-implementation", 'R');
args_parser.add_option(iterator_prototype_header_mode, "Generate the iterator prototype .h file", "iterator-prototype-header", 0);
args_parser.add_option(iterator_prototype_implementation_mode, "Generate the iterator prototype .cpp file", "iterator-prototype-implementation", 0);
args_parser.add_option(Core::ArgsParser::Option {
.argument_mode = Core::ArgsParser::OptionArgumentMode::Required,
.help_string = "Add a header search path passed to the compiler",
.long_name = "header-include-path",
.short_name = 'i',
.value_name = "path",
.accept_value = [&](char const* s) {
s_header_search_paths.append({ s, strlen(s) });
return true;
},
});
args_parser.add_option(output_path, "Path to output generated file into", "output-path", 'o', "output-path");
args_parser.add_positional_argument(path, "IDL file", "idl-file");
args_parser.add_positional_argument(import_base_path, "Import base path", "import-base-path", Core::ArgsParser::Required::No);
args_parser.parse(arguments);
auto file = TRY(Core::Stream::File::open(path, Core::Stream::OpenMode::Read));
LexicalPath lexical_path(path);
auto& namespace_ = lexical_path.parts_view().at(lexical_path.parts_view().size() - 2);
auto data = TRY(file->read_all());
if (import_base_path.is_null())
import_base_path = lexical_path.dirname();
auto output_file = TRY(Core::Stream::File::open_file_or_standard_stream(output_path, Core::Stream::OpenMode::Write));
IDL::Parser parser(path, data, import_base_path);
auto& interface = parser.parse();
if (IDL::libweb_interface_namespaces.span().contains_slow(namespace_)) {
StringBuilder builder;
builder.append(namespace_);
builder.append("::"sv);
builder.append(interface.name);
interface.fully_qualified_name = builder.to_deprecated_string();
} else {
interface.fully_qualified_name = interface.name;
}
if constexpr (BINDINGS_GENERATOR_DEBUG) {
dbgln("Attributes:");
for (auto& attribute : interface.attributes) {
dbgln(" {}{}{}{} {}",
attribute.inherit ? "inherit " : "",
attribute.readonly ? "readonly " : "",
attribute.type->name(),
attribute.type->is_nullable() ? "?" : "",
attribute.name);
}
dbgln("Functions:");
for (auto& function : interface.functions) {
dbgln(" {}{} {}",
function.return_type->name(),
function.return_type->is_nullable() ? "?" : "",
function.name);
for (auto& parameter : function.parameters) {
dbgln(" {}{} {}",
parameter.type->name(),
parameter.type->is_nullable() ? "?" : "",
parameter.name);
}
}
dbgln("Static Functions:");
for (auto& function : interface.static_functions) {
dbgln(" static {}{} {}",
function.return_type->name(),
function.return_type->is_nullable() ? "?" : "",
function.name);
for (auto& parameter : function.parameters) {
dbgln(" {}{} {}",
parameter.type->name(),
parameter.type->is_nullable() ? "?" : "",
parameter.name);
}
}
}
StringBuilder output_builder;
if (constructor_header_mode)
IDL::generate_constructor_header(interface, output_builder);
if (constructor_implementation_mode)
IDL::generate_constructor_implementation(interface, output_builder);
if (prototype_header_mode)
IDL::generate_prototype_header(interface, output_builder);
if (prototype_implementation_mode)
IDL::generate_prototype_implementation(interface, output_builder);
if (iterator_prototype_header_mode)
IDL::generate_iterator_prototype_header(interface, output_builder);
if (iterator_prototype_implementation_mode)
IDL::generate_iterator_prototype_implementation(interface, output_builder);
TRY(output_file->write(output_builder.string_view().bytes()));
return 0;
}