patternMatcher.h

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//
// Copyright 2016 Pixar
//
// Licensed under the Apache License, Version 2.0 (the "Apache License")
// with the following modification; you may not use this file except in
// compliance with the Apache License and the following modification to it:
// Section 6. Trademarks. is deleted and replaced with:
//
// 6. Trademarks. This License does not grant permission to use the trade
//    names, trademarks, service marks, or product names of the Licensor
//    and its affiliates, except as required to comply with Section 4(c) of
//    the License and to reproduce the content of the NOTICE file.
//
// You may obtain a copy of the Apache License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the Apache License with the above modification is
// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the Apache License for the specific
// language governing permissions and limitations under the Apache License.
//
#ifndef PXR_BASE_TF_PATTERN_MATCHER_H
#define PXR_BASE_TF_PATTERN_MATCHER_H


#include "pxr/pxr.h"
#include "pxr/base/tf/api.h"
#include "pxr/base/arch/regex.h"

#include <string>

PXR_NAMESPACE_OPEN_SCOPE

class TfPatternMatcher
{

  public:

    TF_API TfPatternMatcher();

    TF_API TfPatternMatcher(TfPatternMatcher &&) noexcept = default;
    TF_API TfPatternMatcher& operator=(TfPatternMatcher &&) = default;

    TF_API
    TfPatternMatcher( const std::string &pattern,
                      bool caseSensitive = false,
                      bool isGlob = false );

    TF_API ~TfPatternMatcher();

    TF_API std::string GetInvalidReason() const;

    bool IsCaseSensitive() const {
        return _caseSensitive;
    }

    bool IsGlobPattern() const {
        return _isGlob;
    }

    TF_API const std::string& GetPattern() const {
        return _pattern;
    }

    TF_API bool IsValid() const;

    TF_API bool Match( const std::string &query,
                       std::string *errorMsg = NULL ) const;

    TF_API void SetIsCaseSensitive( bool sensitive );

    TF_API void SetIsGlobPattern( bool isGlob );

    TF_API void SetPattern( const std::string &pattern );
    
  private:
    void _Compile() const;

    bool _caseSensitive;
    bool _isGlob;
    std::string _pattern;
    mutable bool _recompile;
    mutable ArchRegex _regex;
        
};

PXR_NAMESPACE_CLOSE_SCOPE

#endif // PXR_BASE_TF_PATTERN_MATCHER_H