40 lines
1.5 KiB
C++

#include "SequenceAllocAlign.h"
#include "Parsing/Commands/Matcher/CommandsCommonMatchers.h"
#include "Parsing/Commands/Matcher/CommandsMatcherFactory.h"
namespace
{
static constexpr auto CAPTURE_TYPE = 1;
}
SequenceAllocAlign::SequenceAllocAlign()
{
const CommandsMatcherFactory create(this);
AddLabeledMatchers(CommandsCommonMatchers::Typename(this), CommandsCommonMatchers::LABEL_TYPENAME);
AddLabeledMatchers(CommandsCommonMatchers::Evaluation(this), CommandsCommonMatchers::LABEL_EVALUATION);
AddMatchers({
create.Keyword("set"),
create.Keyword("allocalign"),
create.Label(CommandsCommonMatchers::LABEL_TYPENAME).Capture(CAPTURE_TYPE),
create.Label(CommandsCommonMatchers::LABEL_EVALUATION),
create.Char(';'),
});
}
void SequenceAllocAlign::ProcessMatch(CommandsParserState* state, SequenceResult<CommandsParserValue>& result) const
{
const auto& typeNameToken = result.NextCapture(CAPTURE_TYPE);
StructureInformation* type;
std::vector<MemberInformation*> memberChain;
if (!state->GetTypenameAndMembersFromTypename(typeNameToken.TypeNameValue(), type, memberChain))
throw ParsingException(typeNameToken.GetPos(), "Unknown type");
if (memberChain.empty())
throw ParsingException(typeNameToken.GetPos(), "Need to specify a member");
auto allocAlignEvaluation = CommandsCommonMatchers::ProcessEvaluation(state, result, type);
memberChain.back()->m_alloc_alignment = std::move(allocAlignEvaluation);
}