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Custom type for active_length to reduce wasteage #5

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Custom type for active_length to reduce wasteage #5

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c940a9d
Update main.cpp
SnapperTT Sep 6, 2023
3ee5674
Update main.cpp
SnapperTT Sep 6, 2023
1d7ceb0
Implemented custom size type
SnapperTT Sep 6, 2023
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3 changes: 2 additions & 1 deletion example/main.cpp
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
#include <iostream>
#include <FastString.h>
#include <assert.h>
#include <cstdint>

int main()
{
Expand Down Expand Up @@ -97,4 +98,4 @@ int main()
/* swap */
l.swap(k); // l is "xyz" and k is "34"
swap(l, k); // l is "34" and k is "xyz"
}
}
8 changes: 6 additions & 2 deletions include/FastString.h
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Original file line number Diff line number Diff line change
Expand Up @@ -4,12 +4,16 @@
#include <algorithm>
#include <string>
#include <ostream>
#include <cstdint>

namespace fss
{
template <class CharT, std::size_t max_length, class Traits = std::char_traits<CharT>>
template <class CharT, std::size_t max_length, class SizeType = std::size_t, class Traits = std::char_traits<CharT>>
class basic_str
{

static_assert(SizeType(-1) >= max_length);

public:
constexpr basic_str() noexcept = default;

Expand Down Expand Up @@ -124,7 +128,7 @@ namespace fss
buffer_[active_length_] = '\0';
}

std::size_t active_length_{0};
SizeType active_length_{0};
CharT buffer_[max_length + 1]{};
};

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