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#ifndef STRINGSOURCE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#define STRINGSOURCE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#if defined(_MSC_VER) || \
(defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
(__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
#pragma once
#endif
#include <cstddef>
namespace YAML {
class StringCharSource {
public:
StringCharSource(const char* str, std::size_t size)
: m_str(str), m_size(size), m_offset(0) {}
operator bool() const { return m_offset < m_size; }
char operator[](std::size_t i) const { return m_str[m_offset + i]; }
bool operator!() const { return !static_cast<bool>(*this); }
const StringCharSource operator+(int i) const {
StringCharSource source(*this);
if (static_cast<int>(source.m_offset) + i >= 0)
source.m_offset += i;
else
source.m_offset = 0;
return source;
}
StringCharSource& operator++() {
++m_offset;
return *this;
}
StringCharSource& operator+=(std::size_t offset) {
m_offset += offset;
return *this;
}
private:
const char* m_str;
std::size_t m_size;
std::size_t m_offset;
};
}
#endif // STRINGSOURCE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
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