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Add simple command line tool to view the AST

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This commit is contained in:
Jonathan Müller 2017-04-10 19:57:06 +02:00
commit 01b206d453
7 changed files with 358 additions and 60 deletions
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3
src/libclang/libclang_parser.cpp
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@ -58,8 +58,7 @@ libclang_compile_config::libclang_compile_config() : compile_config({})
add_include_dir(CPPAST_LIBCLANG_SYSTEM_INCLUDE_DIR);
}
void libclang_compile_config::do_set_flags(cpp_standard standard,
type_safe::flag_set<compile_flag> flags)
void libclang_compile_config::do_set_flags(cpp_standard standard, compile_flags flags)
{
switch (standard)
{

53
src/visitor.cpp
View file

@ -24,58 +24,65 @@ using namespace cppast;
namespace
{
template <typename T>
bool handle_container(const cpp_entity& e, detail::visitor_callback_t cb, void* functor)
bool handle_container(const cpp_entity& e, detail::visitor_callback_t cb, void* functor,
bool last_child)
{
auto& container = static_cast<const T&>(e);
auto handle_children = cb(functor, container, visitor_info::container_entity_enter);
auto handle_children =
cb(functor, container, {visitor_info::container_entity_enter, last_child});
if (handle_children)
{
for (auto& child : container)
if (!detail::visit(child, cb, functor))
for (auto iter = container.begin(); iter != container.end();)
{
auto& cur = *iter;
++iter;
if (!detail::visit(cur, cb, functor, iter == container.end()))
return false;
}
}
return cb(functor, container, visitor_info::container_entity_exit);
return cb(functor, container, {visitor_info::container_entity_exit, last_child});
}
}
bool detail::visit(const cpp_entity& e, detail::visitor_callback_t cb, void* functor)
bool detail::visit(const cpp_entity& e, detail::visitor_callback_t cb, void* functor,
bool last_child)
{
switch (e.kind())
{
case cpp_entity_kind::file_t:
return handle_container<cpp_file>(e, cb, functor);
return handle_container<cpp_file>(e, cb, functor, last_child);
case cpp_entity_kind::language_linkage_t:
return handle_container<cpp_language_linkage>(e, cb, functor);
return handle_container<cpp_language_linkage>(e, cb, functor, last_child);
case cpp_entity_kind::namespace_t:
return handle_container<cpp_namespace>(e, cb, functor);
return handle_container<cpp_namespace>(e, cb, functor, last_child);
case cpp_entity_kind::enum_t:
return handle_container<cpp_enum>(e, cb, functor);
return handle_container<cpp_enum>(e, cb, functor, last_child);
case cpp_entity_kind::class_t:
return handle_container<cpp_class>(e, cb, functor);
return handle_container<cpp_class>(e, cb, functor, last_child);
case cpp_entity_kind::function_t:
return handle_container<cpp_function>(e, cb, functor);
return handle_container<cpp_function>(e, cb, functor, last_child);
case cpp_entity_kind::member_function_t:
return handle_container<cpp_member_function>(e, cb, functor);
return handle_container<cpp_member_function>(e, cb, functor, last_child);
case cpp_entity_kind::conversion_op_t:
return handle_container<cpp_conversion_op>(e, cb, functor);
return handle_container<cpp_conversion_op>(e, cb, functor, last_child);
case cpp_entity_kind::constructor_t:
return handle_container<cpp_constructor>(e, cb, functor);
return handle_container<cpp_constructor>(e, cb, functor, last_child);
case cpp_entity_kind::template_template_parameter_t:
return handle_container<cpp_template_template_parameter>(e, cb, functor);
return handle_container<cpp_template_template_parameter>(e, cb, functor, last_child);
case cpp_entity_kind::alias_template_t:
return handle_container<cpp_alias_template>(e, cb, functor);
return handle_container<cpp_alias_template>(e, cb, functor, last_child);
case cpp_entity_kind::variable_template_t:
return handle_container<cpp_variable_template>(e, cb, functor);
return handle_container<cpp_variable_template>(e, cb, functor, last_child);
case cpp_entity_kind::function_template_t:
return handle_container<cpp_function_template>(e, cb, functor);
return handle_container<cpp_function_template>(e, cb, functor, last_child);
case cpp_entity_kind::function_template_specialization_t:
return handle_container<cpp_function_template_specialization>(e, cb, functor);
return handle_container<cpp_function_template_specialization>(e, cb, functor, last_child);
case cpp_entity_kind::class_template_t:
return handle_container<cpp_class_template>(e, cb, functor);
return handle_container<cpp_class_template>(e, cb, functor, last_child);
case cpp_entity_kind::class_template_specialization_t:
return handle_container<cpp_class_template_specialization>(e, cb, functor);
return handle_container<cpp_class_template_specialization>(e, cb, functor, last_child);
case cpp_entity_kind::macro_definition_t:
case cpp_entity_kind::include_directive_t:
@ -95,7 +102,7 @@ bool detail::visit(const cpp_entity& e, detail::visitor_callback_t cb, void* fun
case cpp_entity_kind::template_type_parameter_t:
case cpp_entity_kind::non_type_template_parameter_t:
case cpp_entity_kind::unexposed_t:
return cb(functor, e, visitor_info::leaf_entity);
return cb(functor, e, {visitor_info::leaf_entity, last_child});
case cpp_entity_kind::count:
break;