callContext.h

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//
// Copyright 2016 Pixar
//
// Licensed under the terms set forth in the LICENSE.txt file available at
// https://openusd.org/license.
//
#ifndef PXR_BASE_TF_CALL_CONTEXT_H
#define PXR_BASE_TF_CALL_CONTEXT_H
 
 
#include "pxr/pxr.h"
#include "pxr/base/tf/api.h"
#include "pxr/base/arch/functionLite.h"
 
#include <stddef.h>
 
PXR_NAMESPACE_OPEN_SCOPE
 
#define TF_CALL_CONTEXT \
TfCallContext(__ARCH_FILE__, __ARCH_FUNCTION__, __LINE__, __ARCH_PRETTY_FUNCTION__)
 
class TfCallContext
{
public:
    constexpr TfCallContext()
        : _file(nullptr)
        , _function(nullptr)
        , _line(0)
        , _prettyFunction(nullptr)
        , _hidden(false) {}
    
    constexpr TfCallContext(char const *file,
                            char const *function,
                            size_t line,
                            char const *prettyFunction) :
        _file(file),
        _function(function),
        _line(line),
        _prettyFunction(prettyFunction),
        _hidden(false)
    {
    }
 
    char const *GetFile() const {
        return _file;
    }
 
    char const *GetFunction() const {
        return _function;
    }
 
    size_t GetLine() const {
        return _line;
    }
 
    char const *GetPrettyFunction() const {
        return _prettyFunction;
    }
 
    TfCallContext const& Hide() const {
        _hidden = true;
        return *this;
    }
    
    bool IsHidden() const {
        return _hidden;
    }
 
    explicit operator bool() const { return _file && _function; }
    
  private:
 
    char const *_file;
    char const *_function;
    size_t _line;
    char const *_prettyFunction;
    mutable bool _hidden;
};
 
PXR_NAMESPACE_CLOSE_SCOPE
 
#endif // PXR_BASE_TF_CALL_CONTEXT_H