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#include "word.h"
#include <util/generic/strbuf.h>
namespace NSQLComplete {
bool IsWordBoundary(char ch) { // Is optimized into table lookup by clang
for (size_t i = 0; i < sizeof(WordBreakCharacters) - 1; ++i) {
if (WordBreakCharacters[i] == ch) {
return true;
}
}
return false;
}
size_t LastWordIndex(TStringBuf text) {
for (auto it = std::rbegin(text); it != std::rend(text); std::advance(it, 1)) {
if (IsWordBoundary(*it)) {
return std::distance(it, std::rend(text));
}
}
return 0;
}
TStringBuf LastWord(TStringBuf text) {
return text.SubStr(LastWordIndex(text));
}
} // namespace NSQLComplete
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