63 lines
1.5 KiB
C++
63 lines
1.5 KiB
C++
#ifndef QUERY_STRING_HPP
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#define QUERY_STRING_HPP
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#include <string>
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#include <vector>
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namespace matador::utils {
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/**
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* Splits a string by a delimiter and
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* add the string tokens to a vector. The
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* size of the vector is returned.
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*
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* @param str The string to split.
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* @param delim The delimiter character.
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* @param values The result vector.
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* @return The size of the vector.
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*/
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size_t split(const std::string &str, char delim, std::vector<std::string> &values);
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/**
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* Replaces all occurrences of string from in given string
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* with string to.
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*
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* @param in Source string where the replacement takes place
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* @param from The string to be replaced
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* @param to The new string
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*/
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void replace_all(std::string &in, const std::string &from, const std::string &to);
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const std::string& to_string(const std::string &str);
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/**
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* Joins a range of elements as string within a list
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* with a given delimiter and writes it to the
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* given stream
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*
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* @tparam R Type og the range (e.g. map, list, vector, etc)
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* @param range The range with the elements to join
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* @param delim The delimiter for the elements
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* @return The ostream reference
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*/
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template < class R >
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std::string join(R &range, const std::string &delim)
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{
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std::string result {};
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if (range.size() < 2) {
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for (const auto &i : range) {
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result += to_string(i);
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}
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} else {
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auto it = range.begin();
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result += to_string(*it++);
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for (;it != range.end(); ++it) {
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result += delim + to_string(*it);
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}
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}
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return result;
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}
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}
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#endif //QUERY_STRING_HPP
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