juce_Identifier.h

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/*
  ==============================================================================
 
   This file is part of the juce_core module of the JUCE library.
   Copyright (c) 2015 - ROLI Ltd.
 
   Permission to use, copy, modify, and/or distribute this software for any purpose with
   or without fee is hereby granted, provided that the above copyright notice and this
   permission notice appear in all copies.
 
   THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
   TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
   NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
   DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
   IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
   CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
   ------------------------------------------------------------------------------
 
   NOTE! This permissive ISC license applies ONLY to files within the juce_core module!
   All other JUCE modules are covered by a dual GPL/commercial license, so if you are
   using any other modules, be sure to check that you also comply with their license.
 
   For more details, visit www.juce.com
 
  ==============================================================================
*/
 
#ifndef JUCE_IDENTIFIER_H_INCLUDED
#define JUCE_IDENTIFIER_H_INCLUDED
 
 
//==============================================================================
class JUCE_API  Identifier
{
public:
    Identifier() noexcept;
 
    Identifier (const char* name);
 
    Identifier (const String& name);
 
    Identifier (String::CharPointerType nameStart, String::CharPointerType nameEnd);
 
    Identifier (const Identifier& other) noexcept;
 
    Identifier& operator= (const Identifier& other) noexcept;
 
   #if JUCE_COMPILER_SUPPORTS_MOVE_SEMANTICS
 
    Identifier (Identifier&& other) noexcept;
 
    Identifier& operator= (Identifier&& other) noexcept;
   #endif
 
    ~Identifier() noexcept;
 
    inline bool operator== (const Identifier& other) const noexcept     { return name.getCharPointer() == other.name.getCharPointer(); }
 
    inline bool operator!= (const Identifier& other) const noexcept     { return name.getCharPointer() != other.name.getCharPointer(); }
 
    inline bool operator== (StringRef other) const noexcept             { return name == other; }
 
    inline bool operator!= (StringRef other) const noexcept             { return name != other; }
 
    const String& toString() const noexcept                             { return name; }
 
    operator String::CharPointerType() const noexcept                   { return name.getCharPointer(); }
 
    String::CharPointerType getCharPointer() const noexcept             { return name.getCharPointer(); }
 
    operator StringRef() const noexcept                                 { return name; }
 
    bool isValid() const noexcept                                       { return name.isNotEmpty(); }
 
    bool isNull() const noexcept                                        { return name.isEmpty(); }
 
    static Identifier null;
 
    static bool isValidIdentifier (const String& possibleIdentifier) noexcept;
 
private:
    String name;
};
 
 
#endif   // JUCE_IDENTIFIER_H_INCLUDED