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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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46
include/cppast/compile_config.hpp
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@ -11,6 +11,8 @@
#include <type_safe/reference.hpp>
#include <type_safe/flag_set.hpp>
#include <cppast/detail/assert.hpp>
namespace cppast
{
/// The C++ standard that should be used.
@ -24,6 +26,26 @@ namespace cppast
cpp_latest = cpp_standard::cpp_14,
};
/// \returns A human readable string representing the option,
/// it is e.g. `c++14` for `cpp_14`.
inline const char* to_string(cpp_standard standard) noexcept
{
switch (standard)
{
case cpp_standard::cpp_98:
return "c++98";
case cpp_standard::cpp_03:
return "c++03";
case cpp_standard::cpp_11:
return "c++11";
case cpp_standard::cpp_14:
return "c++14";
}
DEBUG_UNREACHABLE(detail::assert_handler{});
return "ups";
}
/// Other special compilation flags.
enum class compile_flag
{
@ -32,31 +54,18 @@ namespace cppast
ms_extensions, //< Enable MSVC extensions.
ms_compatibility, //< Enable MSVC compatibility.
_count, //< \exclude
_flag_set_size, //< \exclude
};
} // namespace cppast
namespace type_safe
{
/// Specialization of [ts::flag_set_traits]() to use [cppast::compile_flag]() with [ts::flag_set]().
template <>
struct flag_set_traits<cppast::compile_flag> : std::true_type
{
static constexpr std::size_t size() noexcept
{
return static_cast<std::size_t>(cppast::compile_flag::_count);
}
};
} // namespace type_safe
/// A [ts::flag_set]() of [cppast::compile_flag]().
using compile_flags = type_safe::flag_set<compile_flag>;
namespace cppast
{
/// Base class for the configuration of a [cppast::parser]().
class compile_config
{
public:
/// \effects Sets the given C++ standard and compilation flags.
void set_flags(cpp_standard standard, type_safe::flag_set<compile_flag> flags = {})
void set_flags(cpp_standard standard, compile_flags flags = {})
{
do_set_flags(standard, flags);
}
@ -105,8 +114,7 @@ namespace cppast
private:
/// \effects Sets the given C++ standard and compilation flags.
virtual void do_set_flags(cpp_standard standard,
type_safe::flag_set<compile_flag> flags) = 0;
virtual void do_set_flags(cpp_standard standard, compile_flags flags) = 0;
/// \effects Adds the given path to the set of include directories.
virtual void do_add_include_dir(std::string path) = 0;