mirror of
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134 lines
3.1 KiB
C++
134 lines
3.1 KiB
C++
#pragma once
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#include <cstdlib>
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#include <cstring>
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#include <string>
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#include <vector>
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#include <functional>
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// Copy null-terminated string from std::string to char array with truncation
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template <std::size_t N>
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inline void strcpy_trunc(char (&dst)[N], const std::string& src)
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{
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const std::size_t count = src.size() >= N ? N - 1 : src.size();
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std::memcpy(dst, src.c_str(), count);
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dst[count] = '\0';
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}
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// Copy null-terminated string from char array to another char array with truncation
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template <std::size_t N, std::size_t N2>
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inline void strcpy_trunc(char (&dst)[N], const char (&src)[N2])
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{
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const std::size_t count = N2 >= N ? N - 1 : N2;
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std::memcpy(dst, src, count);
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dst[count] = '\0';
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}
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namespace fmt
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{
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std::string replace_first(const std::string& src, const std::string& from, const std::string& to);
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std::string replace_all(const std::string& src, const std::string& from, const std::string& to);
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template <size_t list_size>
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std::string replace_all(std::string src, const std::pair<std::string, std::string> (&list)[list_size])
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{
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for (size_t pos = 0; pos < src.length(); ++pos)
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{
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for (size_t i = 0; i < list_size; ++i)
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{
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const size_t comp_length = list[i].first.length();
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if (src.length() - pos < comp_length)
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continue;
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if (src.substr(pos, comp_length) == list[i].first)
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{
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src = (pos ? src.substr(0, pos) + list[i].second : list[i].second) + src.substr(pos + comp_length);
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pos += list[i].second.length() - 1;
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break;
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}
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}
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}
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return src;
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}
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template <size_t list_size>
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std::string replace_all(std::string src, const std::pair<std::string, std::function<std::string()>> (&list)[list_size])
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{
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for (size_t pos = 0; pos < src.length(); ++pos)
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{
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for (size_t i = 0; i < list_size; ++i)
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{
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const size_t comp_length = list[i].first.length();
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if (src.length() - pos < comp_length)
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continue;
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if (src.substr(pos, comp_length) == list[i].first)
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{
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src = (pos ? src.substr(0, pos) + list[i].second() : list[i].second()) + src.substr(pos + comp_length);
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pos += list[i].second().length() - 1;
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break;
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}
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}
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}
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return src;
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}
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std::vector<std::string> split(const std::string& source, std::initializer_list<std::string> separators, bool is_skip_empty = true);
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std::string trim(const std::string& source, const std::string& values = " \t");
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template <typename T>
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std::string merge(const T& source, const std::string& separator)
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{
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if (!source.size())
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{
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return {};
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}
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std::string result;
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auto it = source.begin();
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auto end = source.end();
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for (--end; it != end; ++it)
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{
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result += *it + separator;
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}
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return result + source.back();
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}
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template <typename T>
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std::string merge(std::initializer_list<T> sources, const std::string& separator)
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{
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if (!sources.size())
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{
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return {};
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}
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std::string result;
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bool first = true;
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for (auto& v : sources)
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{
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if (first)
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{
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result = fmt::merge(v, separator);
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first = false;
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}
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else
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{
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result += separator + fmt::merge(v, separator);
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}
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}
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return result;
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}
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std::string to_upper(const std::string& string);
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bool match(const std::string& source, const std::string& mask);
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}
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