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//===-- ASTDumper.cpp -------------------------------------------*- C++ -*-===//
//
// 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 "ASTDumper.h"
#include "lldb/Symbol/ClangASTContext.h"
#include "lldb/Symbol/ClangUtil.h"
#include "lldb/Symbol/CompilerType.h"
#include "lldb/Utility/Log.h"
#include "llvm/Support/raw_ostream.h"
using namespace lldb_private;
ASTDumper::ASTDumper(clang::Decl *decl) {
clang::DeclContext *decl_ctx = llvm::dyn_cast<clang::DeclContext>(decl);
bool has_external_lexical_storage;
bool has_external_visible_storage;
if (decl_ctx) {
has_external_lexical_storage = decl_ctx->hasExternalLexicalStorage();
has_external_visible_storage = decl_ctx->hasExternalVisibleStorage();
decl_ctx->setHasExternalLexicalStorage(false);
decl_ctx->setHasExternalVisibleStorage(false);
}
llvm::raw_string_ostream os(m_dump);
decl->print(os);
os.flush();
if (decl_ctx) {
decl_ctx->setHasExternalLexicalStorage(has_external_lexical_storage);
decl_ctx->setHasExternalVisibleStorage(has_external_visible_storage);
}
}
ASTDumper::ASTDumper(clang::DeclContext *decl_ctx) {
bool has_external_lexical_storage = decl_ctx->hasExternalLexicalStorage();
bool has_external_visible_storage = decl_ctx->hasExternalVisibleStorage();
decl_ctx->setHasExternalLexicalStorage(false);
decl_ctx->setHasExternalVisibleStorage(false);
if (clang::Decl *decl = llvm::dyn_cast<clang::Decl>(decl_ctx)) {
llvm::raw_string_ostream os(m_dump);
decl->print(os);
os.flush();
} else {
m_dump.assign("<DeclContext is not a Decl>");
}
decl_ctx->setHasExternalLexicalStorage(has_external_lexical_storage);
decl_ctx->setHasExternalVisibleStorage(has_external_visible_storage);
}
ASTDumper::ASTDumper(const clang::Type *type) {
m_dump = clang::QualType(type, 0).getAsString();
}
ASTDumper::ASTDumper(clang::QualType type) { m_dump = type.getAsString(); }
ASTDumper::ASTDumper(lldb::opaque_compiler_type_t type) {
m_dump = clang::QualType::getFromOpaquePtr(type).getAsString();
}
ASTDumper::ASTDumper(const CompilerType &compiler_type) {
m_dump = ClangUtil::GetQualType(compiler_type).getAsString();
}
const char *ASTDumper::GetCString() { return m_dump.c_str(); }
void ASTDumper::ToSTDERR() { fprintf(stderr, "%s\n", m_dump.c_str()); }
void ASTDumper::ToLog(Log *log, const char *prefix) {
size_t len = m_dump.length() + 1;
char *alloc = (char *)malloc(len);
char *str = alloc;
memcpy(str, m_dump.c_str(), len);
char *end = NULL;
end = strchr(str, '\n');
while (end) {
*end = '\0';
log->Printf("%s%s", prefix, str);
*end = '\n';
str = end + 1;
end = strchr(str, '\n');
}
log->Printf("%s%s", prefix, str);
free(alloc);
}
void ASTDumper::ToStream(lldb::StreamSP &stream) { stream->PutCString(m_dump); }
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