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//===-- LanguageCategory.cpp ----------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "lldb/DataFormatters/LanguageCategory.h"
#include "lldb/DataFormatters/FormatManager.h"
#include "lldb/DataFormatters/TypeCategory.h"
#include "lldb/DataFormatters/TypeFormat.h"
#include "lldb/DataFormatters/TypeSummary.h"
#include "lldb/DataFormatters/TypeSynthetic.h"
#include "lldb/Target/Language.h"
using namespace lldb;
using namespace lldb_private;
LanguageCategory::LanguageCategory(lldb::LanguageType lang_type)
: m_category_sp(), m_hardcoded_formats(), m_hardcoded_summaries(),
m_hardcoded_synthetics(), m_format_cache(), m_enabled(false) {
if (Language *language_plugin = Language::FindPlugin(lang_type)) {
m_category_sp = language_plugin->GetFormatters();
m_hardcoded_formats = language_plugin->GetHardcodedFormats();
m_hardcoded_summaries = language_plugin->GetHardcodedSummaries();
m_hardcoded_synthetics = language_plugin->GetHardcodedSynthetics();
}
Enable();
}
template<typename ImplSP>
bool LanguageCategory::Get(FormattersMatchData &match_data,
ImplSP &retval_sp) {
if (!m_category_sp)
return false;
if (!IsEnabled())
return false;
if (match_data.GetTypeForCache()) {
if (m_format_cache.Get(match_data.GetTypeForCache(), retval_sp))
return (bool)retval_sp;
}
ValueObject &valobj(match_data.GetValueObject());
bool result = m_category_sp->Get(valobj.GetObjectRuntimeLanguage(),
match_data.GetMatchesVector(), retval_sp);
if (match_data.GetTypeForCache() &&
(!retval_sp || !retval_sp->NonCacheable())) {
m_format_cache.Set(match_data.GetTypeForCache(), retval_sp);
}
return result;
}
namespace lldb_private {
/// Explicit instantiations for the three types.
/// \{
template bool
LanguageCategory::Get<lldb::TypeFormatImplSP>(FormattersMatchData &,
lldb::TypeFormatImplSP &);
template bool
LanguageCategory::Get<lldb::TypeSummaryImplSP>(FormattersMatchData &,
lldb::TypeSummaryImplSP &);
template bool
LanguageCategory::Get<lldb::SyntheticChildrenSP>(FormattersMatchData &,
lldb::SyntheticChildrenSP &);
/// \}
template <>
auto &LanguageCategory::GetHardcodedFinder<lldb::TypeFormatImplSP>() {
return m_hardcoded_formats;
}
template <>
auto &LanguageCategory::GetHardcodedFinder<lldb::TypeSummaryImplSP>() {
return m_hardcoded_summaries;
}
template <>
auto &LanguageCategory::GetHardcodedFinder<lldb::SyntheticChildrenSP>() {
return m_hardcoded_synthetics;
}
} // namespace lldb_private
template <typename ImplSP>
bool LanguageCategory::GetHardcoded(FormatManager &fmt_mgr,
FormattersMatchData &match_data,
ImplSP &retval_sp) {
if (!IsEnabled())
return false;
ValueObject &valobj(match_data.GetValueObject());
lldb::DynamicValueType use_dynamic(match_data.GetDynamicValueType());
for (auto &candidate : GetHardcodedFinder<ImplSP>()) {
if (auto result = candidate(valobj, use_dynamic, fmt_mgr)) {
retval_sp = result;
break;
}
}
return (bool)retval_sp;
}
/// Explicit instantiations for the three types.
/// \{
template bool LanguageCategory::GetHardcoded<lldb::TypeFormatImplSP>(
FormatManager &, FormattersMatchData &, lldb::TypeFormatImplSP &);
template bool LanguageCategory::GetHardcoded<lldb::TypeSummaryImplSP>(
FormatManager &, FormattersMatchData &, lldb::TypeSummaryImplSP &);
template bool LanguageCategory::GetHardcoded<lldb::SyntheticChildrenSP>(
FormatManager &, FormattersMatchData &, lldb::SyntheticChildrenSP &);
/// \}
lldb::TypeCategoryImplSP LanguageCategory::GetCategory() const {
return m_category_sp;
}
FormatCache &LanguageCategory::GetFormatCache() { return m_format_cache; }
void LanguageCategory::Enable() {
if (m_category_sp)
m_category_sp->Enable(true, TypeCategoryMap::Default);
m_enabled = true;
}
void LanguageCategory::Disable() {
if (m_category_sp)
m_category_sp->Disable();
m_enabled = false;
}
bool LanguageCategory::IsEnabled() { return m_enabled; }
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