Files
swift-mirror/lib/Basic/Edit.cpp
Hamish Knight febb019a86 Avoid storing a SourceManager on JSONFixitWriter
Switch to storing the necessary edit information
instead.
2023-09-15 18:27:49 +01:00

53 lines
1.9 KiB
C++

//===--- Edit.cpp - Misc edit utilities -----------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#include "llvm/Support/raw_ostream.h"
#include "swift/Basic/Edit.h"
#include "swift/Basic/SourceManager.h"
using namespace swift;
void SourceEdits::addEdit(SourceManager &SM, CharSourceRange Range,
StringRef Text) {
SourceLoc Loc = Range.getStart();
unsigned BufID = SM.findBufferContainingLoc(Loc);
unsigned Offset = SM.getLocOffsetInBuffer(Loc, BufID);
unsigned Length = Range.getByteLength();
StringRef Path = SM.getIdentifierForBuffer(BufID);
// NOTE: We cannot store SourceManager here since this logic is used by a
// DiagnosticConsumer where the SourceManager may not remain valid. This is
// the case when e.g build swift interfaces, we create a fresh
// CompilerInstance for a limited scope, but diagnostics are passed outside of
// it.
Edits.push_back({Path.str(), Text.str(), Offset, Length});
}
void swift::
writeEditsInJson(const SourceEdits &AllEdits, llvm::raw_ostream &OS) {
OS << "[\n";
for (auto &Edit : AllEdits.getEdits()) {
OS << " {\n";
OS << " \"file\": \"";
OS.write_escaped(Edit.Path) << "\",\n";
OS << " \"offset\": " << Edit.Offset << ",\n";
if (Edit.Length != 0)
OS << " \"remove\": " << Edit.Length << ",\n";
if (!Edit.Text.empty()) {
OS << " \"text\": \"";
OS.write_escaped(Edit.Text) << "\",\n";
}
OS << " },\n";
}
OS << "]\n";
}