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[VFS] Port applyAllReplacements to InMemoryFileSystem.

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llvm-svn: 249388
This commit is contained in:
Benjamin Kramer
2015-10-06 10:23:17 +00:00
parent eb284e4667
commit 9825b7a7c6
1 changed files with 7 additions and 8 deletions
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15
clang/lib/Tooling/Core/Replacement.cpp
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@@ -265,19 +265,18 @@ bool applyAllReplacements(const std::vector<Replacement> &Replaces,
}
std::string applyAllReplacements(StringRef Code, const Replacements &Replaces) {
FileManager Files((FileSystemOptions()));
IntrusiveRefCntPtr<vfs::InMemoryFileSystem> InMemoryFileSystem(
new vfs::InMemoryFileSystem);
FileManager Files(FileSystemOptions(), InMemoryFileSystem);
DiagnosticsEngine Diagnostics(
IntrusiveRefCntPtr<DiagnosticIDs>(new DiagnosticIDs),
new DiagnosticOptions);
SourceManager SourceMgr(Diagnostics, Files);
Rewriter Rewrite(SourceMgr, LangOptions());
std::unique_ptr<llvm::MemoryBuffer> Buf =
llvm::MemoryBuffer::getMemBuffer(Code, "<stdin>");
const clang::FileEntry *Entry =
Files.getVirtualFile("<stdin>", Buf->getBufferSize(), 0);
SourceMgr.overrideFileContents(Entry, std::move(Buf));
FileID ID =
SourceMgr.createFileID(Entry, SourceLocation(), clang::SrcMgr::C_User);
InMemoryFileSystem->addFile(
"<stdin>", 0, llvm::MemoryBuffer::getMemBuffer(Code, "<stdin>"));
FileID ID = SourceMgr.createFileID(Files.getFile("<stdin>"), SourceLocation(),
clang::SrcMgr::C_User);
for (Replacements::const_iterator I = Replaces.begin(), E = Replaces.end();
I != E; ++I) {
Replacement Replace("<stdin>", I->getOffset(), I->getLength(),