Coverage Report

Created: 2019-02-23 12:57

/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/tools/clang/include/clang/AST/Availability.h
Line
Count
Source
1
//===--- Availability.h - Classes for availability --------------*- 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
// This files defines some classes that implement availability checking.
10
//
11
//===----------------------------------------------------------------------===//
12
13
#ifndef LLVM_CLANG_AST_AVAILABILITY_H
14
#define LLVM_CLANG_AST_AVAILABILITY_H
15
16
#include "clang/Basic/SourceLocation.h"
17
#include "llvm/ADT/StringRef.h"
18
#include "llvm/Support/VersionTuple.h"
19
20
namespace clang {
21
22
/// One specifier in an @available expression.
23
///
24
/// \code
25
///   @available(macos 10.10, *)
26
/// \endcode
27
///
28
/// Here, 'macos 10.10' and '*' both map to an instance of this type.
29
///
30
class AvailabilitySpec {
31
  /// Represents the version that this specifier requires. If the host OS
32
  /// version is greater than or equal to Version, the @available will evaluate
33
  /// to true.
34
  VersionTuple Version;
35
36
  /// Name of the platform that Version corresponds to.
37
  StringRef Platform;
38
39
  SourceLocation BeginLoc, EndLoc;
40
41
public:
42
  AvailabilitySpec(VersionTuple Version, StringRef Platform,
43
                   SourceLocation BeginLoc, SourceLocation EndLoc)
44
      : Version(Version), Platform(Platform), BeginLoc(BeginLoc),
45
86
        EndLoc(EndLoc) {}
46
47
  /// This constructor is used when representing the '*' case.
48
  AvailabilitySpec(SourceLocation StarLoc)
49
77
      : BeginLoc(StarLoc), EndLoc(StarLoc) {}
50
51
64
  VersionTuple getVersion() const { return Version; }
52
182
  StringRef getPlatform() const { return Platform; }
53
1
  SourceLocation getBeginLoc() const { return BeginLoc; }
54
2
  SourceLocation getEndLoc() const { return EndLoc; }
55
56
  /// Returns true when this represents the '*' case.
57
160
  bool isOtherPlatformSpec() const { return Version.empty(); }
58
};
59
60
} // end namespace clang
61
62
#endif