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/*
* ========================================================
*
* LibCompiler
* Copyright (C) 2024-2025 Amlal El Mahrouss, all rights reserved.
*
* ========================================================
*/
#pragma once
#include <LibCompiler/Defines.h>
#include <LibCompiler/ErrorOr.h>
namespace LibCompiler
{
/**
* @brief StringView class, contains a C string and manages it.
* @note No need to manage it it's getting deleted by default.
*/
class StringView final
{
public:
explicit StringView() = delete;
explicit StringView(SizeType Sz) noexcept
: m_Sz(Sz)
{
m_Data = new CharType[Sz];
assert(m_Data);
}
~StringView() noexcept
{
if (m_Data)
{
memset(m_Data, 0, m_Sz);
delete[] m_Data;
m_Data = nullptr;
}
}
LIBCOMPILER_COPY_DEFAULT(StringView);
CharType* Data();
const CharType* CData() const;
SizeType Length() const;
bool operator==(const CharType* rhs) const;
bool operator!=(const CharType* rhs) const;
bool operator==(const StringView& rhs) const;
bool operator!=(const StringView& rhs) const;
StringView& operator+=(const CharType* rhs);
StringView& operator+=(const StringView& rhs);
operator bool()
{
return m_Data && m_Data[0] != 0;
}
bool operator!()
{
return !m_Data || m_Data[0] == 0;
}
private:
CharType* m_Data{nullptr};
SizeType m_Sz{0};
SizeType m_Cur{0};
friend class StringBuilder;
};
/**
* @brief StringBuilder class
* @note These results shall call delete[] after they're used.
*/
struct StringBuilder final
{
static StringView Construct(const CharType* data);
static const char* FromInt(const char* fmt, int n);
static const char* FromBool(const char* fmt, bool n);
static const char* Format(const char* fmt, const char* from);
static bool Equals(const char* lhs, const char* rhs);
};
} // namespace LibCompiler
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