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//===--- SymbolYAML.cpp ------------------------------------------*- C++-*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "SymbolYAML.h"
#include "Index.h"
#include "llvm/Support/Errc.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/YAMLTraits.h"
#include "llvm/Support/raw_ostream.h"
LLVM_YAML_IS_DOCUMENT_LIST_VECTOR(clang::clangd::Symbol)
namespace llvm {
namespace yaml {
using clang::clangd::Symbol;
using clang::clangd::SymbolID;
using clang::clangd::SymbolLocation;
using clang::index::SymbolInfo;
using clang::index::SymbolLanguage;
using clang::index::SymbolKind;
// Helper to (de)serialize the SymbolID. We serialize it as a hex string.
struct NormalizedSymbolID {
NormalizedSymbolID(IO &) {}
NormalizedSymbolID(IO &, const SymbolID& ID) {
llvm::raw_string_ostream OS(HexString);
OS << ID;
}
SymbolID denormalize(IO&) {
SymbolID ID;
HexString >> ID;
return ID;
}
std::string HexString;
};
template <> struct MappingTraits<SymbolLocation> {
static void mapping(IO &IO, SymbolLocation &Value) {
IO.mapRequired("StartOffset", Value.StartOffset);
IO.mapRequired("EndOffset", Value.EndOffset);
IO.mapRequired("FilePath", Value.FilePath);
}
};
template <> struct MappingTraits<SymbolInfo> {
static void mapping(IO &io, SymbolInfo &SymInfo) {
// FIXME: expose other fields?
io.mapRequired("Kind", SymInfo.Kind);
io.mapRequired("Lang", SymInfo.Lang);
}
};
template<> struct MappingTraits<Symbol> {
static void mapping(IO &IO, Symbol &Sym) {
MappingNormalization<NormalizedSymbolID, SymbolID> NSymbolID(
IO, Sym.ID);
IO.mapRequired("ID", NSymbolID->HexString);
IO.mapRequired("Name", Sym.Name);
IO.mapRequired("Scope", Sym.Scope);
IO.mapRequired("SymInfo", Sym.SymInfo);
IO.mapRequired("CanonicalDeclaration", Sym.CanonicalDeclaration);
}
};
template <> struct ScalarEnumerationTraits<SymbolLanguage> {
static void enumeration(IO &IO, SymbolLanguage &Value) {
IO.enumCase(Value, "C", SymbolLanguage::C);
IO.enumCase(Value, "Cpp", SymbolLanguage::CXX);
IO.enumCase(Value, "ObjC", SymbolLanguage::ObjC);
IO.enumCase(Value, "Swift", SymbolLanguage::Swift);
}
};
template <> struct ScalarEnumerationTraits<SymbolKind> {
static void enumeration(IO &IO, SymbolKind &Value) {
#define DEFINE_ENUM(name) IO.enumCase(Value, #name, SymbolKind::name)
DEFINE_ENUM(Unknown);
DEFINE_ENUM(Function);
DEFINE_ENUM(Module);
DEFINE_ENUM(Namespace);
DEFINE_ENUM(NamespaceAlias);
DEFINE_ENUM(Macro);
DEFINE_ENUM(Enum);
DEFINE_ENUM(Struct);
DEFINE_ENUM(Class);
DEFINE_ENUM(Protocol);
DEFINE_ENUM(Extension);
DEFINE_ENUM(Union);
DEFINE_ENUM(TypeAlias);
DEFINE_ENUM(Function);
DEFINE_ENUM(Variable);
DEFINE_ENUM(Field);
DEFINE_ENUM(EnumConstant);
DEFINE_ENUM(InstanceMethod);
DEFINE_ENUM(ClassMethod);
DEFINE_ENUM(StaticMethod);
DEFINE_ENUM(InstanceProperty);
DEFINE_ENUM(ClassProperty);
DEFINE_ENUM(StaticProperty);
DEFINE_ENUM(Constructor);
DEFINE_ENUM(Destructor);
DEFINE_ENUM(ConversionFunction);
DEFINE_ENUM(Parameter);
DEFINE_ENUM(Using);
#undef DEFINE_ENUM
}
};
} // namespace yaml
} // namespace llvm
namespace clang {
namespace clangd {
SymbolSlab SymbolFromYAML(llvm::StringRef YAMLContent) {
std::vector<Symbol> S;
llvm::yaml::Input Yin(YAMLContent);
Yin >> S;
SymbolSlab::Builder Syms;
for (auto& Sym : S)
Syms.insert(Sym);
return std::move(Syms).build();
}
std::string SymbolToYAML(const SymbolSlab& Symbols) {
std::string Str;
llvm::raw_string_ostream OS(Str);
llvm::yaml::Output Yout(OS);
for (Symbol S : Symbols) // copy: Yout<< requires mutability.
Yout<< S;
return OS.str();
}
} // namespace clangd
} // namespace clang
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