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