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38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
/*
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* InspIRCd -- Internet Relay Chat Daemon
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*
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* Copyright (C) 2021 Sadie Powell <sadie@witchery.services>
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*
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* This file is part of InspIRCd. InspIRCd is free software: you can
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* redistribute it and/or modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation, version 2.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* 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 <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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namespace insp
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{
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/** Creates a view of a subsection of a string.
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* @param str The string to create a view of.
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* @param begin The position within the string to start the view at.
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* @param end The position within the string to end the view at.
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*/
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template <typename Iterator>
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std::string_view substring_view(const std::string& str, Iterator begin, Iterator end)
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{
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std::string_view sv = str;
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sv.remove_prefix(std::distance(str.begin(), begin));
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sv.remove_suffix(std::distance(end, str.end()));
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return sv;
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}
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}
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