75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2023 Cppcheck team.
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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 <http://www.gnu.org/licenses/>.
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*/
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//---------------------------------------------------------------------------
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#ifndef matchcompilerH
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#define matchcompilerH
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#include <string>
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namespace MatchCompiler {
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template<unsigned int n>
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class ConstString {
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public:
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using StringRef = const char (&)[n];
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explicit ConstString(StringRef s)
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: _s(s) {}
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operator StringRef() const {
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return _s;
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}
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private:
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StringRef _s;
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};
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template<unsigned int n>
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inline bool equalN(const char s1[], const char s2[])
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{
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return (*s1 == *s2) && equalN<n-1>(s1+1, s2+1);
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}
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template<>
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inline bool equalN<0>(const char /*s1*/[], const char /*s2*/[])
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{
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return true;
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}
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template<unsigned int n>
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inline bool operator==(const std::string & s1, ConstString<n> const & s2)
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{
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return equalN<n>(s1.c_str(), s2);
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}
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template<unsigned int n>
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inline bool operator!=(const std::string & s1, ConstString<n> const & s2)
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{
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return !operator==(s1,s2);
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}
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template<unsigned int n>
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inline ConstString<n> makeConstString(const char (&s)[n])
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{
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return ConstString<n>(s);
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}
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}
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#endif // matchcompilerH
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