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regex.h
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1 //
2 // Copyright 2017 Pixar
3 //
4 // Licensed under the Apache License, Version 2.0 (the "Apache License")
5 // with the following modification; you may not use this file except in
6 // compliance with the Apache License and the following modification to it:
7 // Section 6. Trademarks. is deleted and replaced with:
8 //
9 // 6. Trademarks. This License does not grant permission to use the trade
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11 // and its affiliates, except as required to comply with Section 4(c) of
12 // the License and to reproduce the content of the NOTICE file.
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14 // You may obtain a copy of the Apache License at
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19 // distributed under the Apache License with the above modification is
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24 #ifndef ARCH_REGEX_H
25 #define ARCH_REGEX_H
26 
27 #include "pxr/pxr.h"
28 #include "pxr/base/arch/api.h"
29 
30 #include <memory>
31 #include <string>
32 
34 
35 class ArchRegex {
36 public:
37  static constexpr unsigned int CASE_INSENSITIVE = 1u;
38  static constexpr unsigned int GLOB = 2u;
39 
40  /// Create an empty regex.
42  ARCH_API ArchRegex(const std::string& pattern, unsigned int flags = 0);
43  ArchRegex(const ArchRegex&) = delete;
45  ArchRegex& operator=(const ArchRegex&) = delete;
48 
49  /// Returns \c true if the regex is valid.
50  ARCH_API explicit operator bool() const;
51 
52  /// Returns the reason the regex is invalid or the empty string if
53  /// it's valid.
55 
56  /// Returns the flags used to construct the regex.
57  ARCH_API unsigned int GetFlags() const;
58 
59  /// Returns \c true if the regex matches \p query anywhere, otherwise
60  /// returns \c false.
61  ARCH_API bool Match(const std::string& query) const;
62 
63 private:
64  class _Impl;
65  unsigned int _flags = 0;
66  std::string _error;
67  std::unique_ptr<_Impl> _impl;
68 };
69 
71 
72 #endif // ARCH_REGEX_H
static constexpr unsigned int GLOB
Definition: regex.h:38
GLenum GLsizei GLsizei GLsizei GLsizei GLbitfield flags
Definition: glew.h:2864
GLenum query
Definition: glew.h:5704
ARCH_API unsigned int GetFlags() const
Returns the flags used to construct the regex.
ARCH_API bool Match(const std::string &query) const
ARCH_API std::string GetError() const
ARCH_API ~ArchRegex()
ArchRegex & operator=(const ArchRegex &)=delete
GLsizei const GLchar *const * string
Definition: glew.h:1844
PXR_NAMESPACE_CLOSE_SCOPE PXR_NAMESPACE_OPEN_SCOPE
Definition: path.h:1245
#define PXR_NAMESPACE_CLOSE_SCOPE
Definition: pxr.h:83
ARCH_API ArchRegex()
Create an empty regex.
#define ARCH_API
Definition: api.h:40
GLubyte * pattern
Definition: glew.h:5711
static constexpr unsigned int CASE_INSENSITIVE
Definition: regex.h:37