clang  10.0.0svn
ReplacementsYaml.h
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1 //===-- ReplacementsYaml.h -- Serialiazation for Replacements ---*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 ///
9 /// \file
10 /// This file defines the structure of a YAML document for serializing
11 /// replacements.
12 ///
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_CLANG_TOOLING_REPLACEMENTSYAML_H
16 #define LLVM_CLANG_TOOLING_REPLACEMENTSYAML_H
17 
19 #include "llvm/Support/YAMLTraits.h"
20 #include <string>
21 
22 LLVM_YAML_IS_SEQUENCE_VECTOR(clang::tooling::Replacement)
23 
24 namespace llvm {
25 namespace yaml {
26 
27 /// Specialized MappingTraits to describe how a Replacement is
28 /// (de)serialized.
29 template <> struct MappingTraits<clang::tooling::Replacement> {
30  /// Helper to (de)serialize a Replacement since we don't have direct
31  /// access to its data members.
32  struct NormalizedReplacement {
34  : FilePath(""), Offset(0), Length(0), ReplacementText("") {}
35 
37  : FilePath(R.getFilePath()), Offset(R.getOffset()),
38  Length(R.getLength()), ReplacementText(R.getReplacementText()) {
39  size_t lineBreakPos = ReplacementText.find('\n');
40  while (lineBreakPos != std::string::npos) {
41  ReplacementText.replace(lineBreakPos, 1, "\n\n");
42  lineBreakPos = ReplacementText.find('\n', lineBreakPos + 2);
43  }
44  }
45 
47  return clang::tooling::Replacement(FilePath, Offset, Length,
48  ReplacementText);
49  }
50 
51  std::string FilePath;
52  unsigned int Offset;
53  unsigned int Length;
54  std::string ReplacementText;
55  };
56 
57  static void mapping(IO &Io, clang::tooling::Replacement &R) {
58  MappingNormalization<NormalizedReplacement, clang::tooling::Replacement>
59  Keys(Io, R);
60  Io.mapRequired("FilePath", Keys->FilePath);
61  Io.mapRequired("Offset", Keys->Offset);
62  Io.mapRequired("Length", Keys->Length);
63  Io.mapRequired("ReplacementText", Keys->ReplacementText);
64  }
65 };
66 
67 /// Specialized MappingTraits to describe how a
68 /// TranslationUnitReplacements is (de)serialized.
69 template <> struct MappingTraits<clang::tooling::TranslationUnitReplacements> {
70  static void mapping(IO &Io,
72  Io.mapRequired("MainSourceFile", Doc.MainSourceFile);
73  Io.mapRequired("Replacements", Doc.Replacements);
74  }
75 };
76 } // end namespace yaml
77 } // end namespace llvm
78 
79 #endif
Specialize PointerLikeTypeTraits to allow LazyGenerationalUpdatePtr to be placed into a PointerUnion...
Definition: Dominators.h:30
static void mapping(IO &Io, clang::tooling::Replacement &R)
Collection of Replacements generated from a single translation unit.
Definition: Replacement.h:332
A text replacement.
Definition: Replacement.h:83
unsigned Offset
Definition: Format.cpp:1809
std::string MainSourceFile
Name of the main source for the translation unit.
Definition: Replacement.h:334
static void mapping(IO &Io, clang::tooling::TranslationUnitReplacements &Doc)
Dataflow Directional Tag Classes.
std::vector< Replacement > Replacements
Definition: Replacement.h:336
NormalizedReplacement(const IO &, const clang::tooling::Replacement &R)