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#pragma once
#include "types.hpp"
#include <cstring>
#include <cassert>
namespace dchat
{
template <typename CharType>
class BasicStringView
{
public:
BasicStringView() : data(nullptr), size(0)
{
}
BasicStringView(const BasicStringView<CharType> &other) : data(other.data), size(other.size)
{
}
BasicStringView(const CharType *_data) : data(_data), size(strlen(_data))
{
}
BasicStringView(const CharType *_data, usize _size) : data(_data), size(_size)
{
}
BasicStringView<CharType>& operator = (const BasicStringView<CharType> &other)
{
data = other.data;
size = other.size;
return *this;
}
BasicStringView(BasicStringView<CharType> &&other)
{
data = other.data;
size = other.size;
other.data = nullptr;
other.size = 0;
}
bool equals(const BasicStringView<CharType> &other) const
{
if(size != other.size) return false;
return memcmp(data, other.data, size * sizeof(CharType)) == 0;
}
bool operator == (const BasicStringView<CharType> &other) const
{
return equals(other);
}
bool operator != (const BasicStringView<CharType> &other) const
{
return !equals(other);
}
CharType operator [] (usize index) const
{
assert(index < size);
return data[index];
}
const CharType *data;
usize size;
};
using StringView = BasicStringView<char>;
using StringViewUtf32 = BasicStringView<u32>;
}
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