1 | //===- ExtractAPI/APIIgnoresList.cpp -------*- 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 implements APIIgnoresList that allows users to specifiy a file |
11 | /// containing symbols to ignore during API extraction. |
12 | /// |
13 | //===----------------------------------------------------------------------===// |
14 | |
15 | #include "clang/ExtractAPI/APIIgnoresList.h" |
16 | #include "clang/Basic/FileManager.h" |
17 | #include "llvm/ADT/STLExtras.h" |
18 | #include "llvm/Support/Error.h" |
19 | |
20 | using namespace clang; |
21 | using namespace clang::extractapi; |
22 | using namespace llvm; |
23 | |
24 | char IgnoresFileNotFound::; |
25 | |
26 | void IgnoresFileNotFound::(llvm::raw_ostream &os) const { |
27 | os << "Could not find API ignores file " << Path; |
28 | } |
29 | |
30 | std::error_code IgnoresFileNotFound::() const { |
31 | return llvm::inconvertibleErrorCode(); |
32 | } |
33 | |
34 | Expected<APIIgnoresList> |
35 | APIIgnoresList::(const FilePathList &IgnoresFilePathList, |
36 | FileManager &FM) { |
37 | SmallVector<StringRef, 32> Lines; |
38 | BufferList symbolBufferList; |
39 | |
40 | for (const auto &CurrentIgnoresFilePath : IgnoresFilePathList) { |
41 | auto BufferOrErr = FM.getBufferForFile(Filename: CurrentIgnoresFilePath); |
42 | |
43 | if (!BufferOrErr) |
44 | return make_error<IgnoresFileNotFound>(Args: CurrentIgnoresFilePath); |
45 | |
46 | auto Buffer = std::move(BufferOrErr.get()); |
47 | Buffer->getBuffer().split(A&: Lines, Separator: '\n', /*MaxSplit*/ -1, |
48 | /*KeepEmpty*/ false); |
49 | symbolBufferList.push_back(Elt: std::move(Buffer)); |
50 | } |
51 | |
52 | // Symbol names don't have spaces in them, let's just remove these in case |
53 | // the input is slighlty malformed. |
54 | transform(Range&: Lines, d_first: Lines.begin(), F: [](StringRef Line) { return Line.trim(); }); |
55 | sort(C&: Lines); |
56 | return APIIgnoresList(std::move(Lines), std::move(symbolBufferList)); |
57 | } |
58 | |
59 | bool APIIgnoresList::(StringRef SymbolName) const { |
60 | auto It = lower_bound(Range: SymbolsToIgnore, Value&: SymbolName); |
61 | return (It != SymbolsToIgnore.end()) && (*It == SymbolName); |
62 | } |
63 | |