Files
carbon-lang/toolchain/install/install_paths_test_helpers.cpp
T
josh11bandJosh L 47bfa375af Propagate llvm::vfs::FileSystem from driver_env to Clang (#4537)
As discussed in #4530 . This required switching to using
`llvm::IntrusiveRefCntPtr` in a number of places.

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Co-authored-by: Josh L <josh11b@users.noreply.github.com>
2024-11-18 18:24:19 +00:00

31 lines
1.1 KiB
C++

// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#include "toolchain/install/install_paths_test_helpers.h"
#include "testing/base/global_exe_path.h"
namespace Carbon::Testing {
// Prepares the VFS with prelude files from the real filesystem. Primarily for
// tests.
auto AddPreludeFilesToVfs(
InstallPaths install_paths,
llvm::IntrusiveRefCntPtr<llvm::vfs::InMemoryFileSystem>& vfs) -> void {
// Load the prelude into the test VFS.
auto real_fs = llvm::vfs::getRealFileSystem();
auto prelude = install_paths.ReadPreludeManifest();
CARBON_CHECK(prelude.ok(), "{0}", prelude.error());
for (const auto& path : *prelude) {
llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>> file =
real_fs->getBufferForFile(path);
CARBON_CHECK(file, "Error getting file: {0}", file.getError().message());
bool added = vfs->addFile(path, /*ModificationTime=*/0, std::move(*file));
CARBON_CHECK(added, "Duplicate file: {0}", path);
}
}
} // namespace Carbon::Testing