#include <iostream>
#include <set>
#include <string_view>
#include <vector>
auto split(const std::string_view& string, const std::set<char>& separators)
{
std::vector<std::string_view> words;
auto word_begin{ string.data() };
std::size_t word_len{ 0ul };
for (const auto& c : string)
{
if (!separators.contains(c))
{
word_len++;
}
else
{
// we found a word and not a seperator repeat
if (word_len > 0)
{
words.emplace_back(word_begin, word_len);
word_begin += word_len;
word_len = 0;
}
word_begin++;
}
}
// string_view doesn't have a trailing zero so
// also no trailing separator so if there is still
// a word in the "pipeline" add it too
if (word_len > 0)
{
words.emplace_back(word_begin, word_len);
}
return words;
}
int main()
{
std::set<char> seperators{ ' ', ',', '.', '!', '\n' };
auto words = split("apple, phone, bread\n keyboard, computer", seperators);
bool comma = false;
std::cout << "[";
for (const auto& word : words)
{
if (comma) std::cout << ", ";
std::cout << word;
comma = true;
}
std::cout << "]\n";
return 0;
}
