78 lines
2.2 KiB
C++
78 lines
2.2 KiB
C++
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/*
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* Nekolib: An extention to the standard libraries for ease of use
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* Copyright (C) 2018 Rebekah Rowe
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <string_view>
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#include <vector>
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namespace neko {
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// Seperates multiple strings by delimiter
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std::vector<std::string_view> sepstr(std::string_view, char delim = ' ');
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// Seperates multiple args from one string, console argument style
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std::vector<std::string_view> sepstr_q(std::string_view);
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// portable case insensitive operations
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namespace fuz {
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const char* strstr(const char* main, const char* sub);
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size_t strstr(std::string_view main, std::string_view sub);
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int strcmp(const char* str1, const char* str2);
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bool strcmp(std::string_view str1, std::string_view str2);
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} // namespace fuz
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// Constant compiletime operations
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namespace cexpr {
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constexpr size_t strlen(const char* str) {
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size_t i = 0;
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while (str[i] != '\0') i++;
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return i;
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}
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constexpr int strcmp(const char* str1, const char* str2) {
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int size_1 = strlen(str1), size_2 = strlen(str2);
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if (size_1 != size_2) return size_2 - size_1;
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for (size_t i = 0; i < size_1; i++)
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if (str1[i] != str2[i]) return str2[i] - str1[i];
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return 0;
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}
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// TODO
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/*constexpr const char* strstr(const char* main, const char* sub) {
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size_t main_len = strlen(main)
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size_t sub_len = strlen(sub);
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size_t diff = main_len - sub_len;
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if (diff < 0)
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return nullptr;
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size_t sub_pos = 0;
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size_t cur;
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for (size_t i = 0; i < main_len; i++) {
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if (main[i] == sub[i])
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start = 0;
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}
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}*/
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} // namespace cexpr
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} // namespace neko
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