#define DEMANGLE_STRINGVIEW_H
#include "DemangleConfig.h"
-#include <algorithm>
#include <cassert>
#include <cstring>
StringView substr(size_t Pos, size_t Len = npos) const {
assert(Pos <= size());
- return StringView(begin() + Pos, std::min(Len, size() - Pos));
+ if (Len > size() - Pos)
+ Len = size() - Pos;
+ return StringView(begin() + Pos, Len);
}
size_t find(char C, size_t From = 0) const {
- size_t FindBegin = std::min(From, size());
// Avoid calling memchr with nullptr.
- if (FindBegin < size()) {
+ if (From < size()) {
// Just forward to memchr, which is faster than a hand-rolled loop.
- if (const void *P = ::memchr(First + FindBegin, C, size() - FindBegin))
+ if (const void *P = ::memchr(First + From, C, size() - From))
return size_t(static_cast<const char *>(P) - First);
}
return npos;
bool startsWith(StringView Str) const {
if (Str.size() > size())
return false;
- return std::equal(Str.begin(), Str.end(), begin());
+ return std::strncmp(Str.begin(), begin(), Str.size()) == 0;
}
const char &operator[](size_t Idx) const { return *(begin() + Idx); }
inline bool operator==(const StringView &LHS, const StringView &RHS) {
return LHS.size() == RHS.size() &&
- std::equal(LHS.begin(), LHS.end(), RHS.begin());
+ std::strncmp(LHS.begin(), RHS.begin(), LHS.size()) == 0;
}
DEMANGLE_NAMESPACE_END
#define DEMANGLE_UTILITY_H
#include "StringView.h"
+#include <array>
#include <cstdint>
#include <cstdlib>
#include <cstring>
-#include <iterator>
+#include <exception>
#include <limits>
DEMANGLE_NAMESPACE_BEGIN
return;
}
- char Temp[21];
- char *TempPtr = std::end(Temp);
+ std::array<char, 21> Temp;
+ char *TempPtr = Temp.end();
while (N) {
*--TempPtr = char('0' + N % 10);
// Add negative sign...
if (isNeg)
*--TempPtr = '-';
- this->operator<<(StringView(TempPtr, std::end(Temp)));
+ this->operator<<(StringView(TempPtr, Temp.end()));
}
public: