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71 lines
2.4 KiB
C++
71 lines
2.4 KiB
C++
/**
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* Copyright (c) 2015, Timothy Stack
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Timothy Stack nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @file shlex.resolver.hh
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*/
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#ifndef lnav_shlex_resolver_hh
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#define lnav_shlex_resolver_hh
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#include <map>
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#include <string>
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#include <vector>
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class scoped_resolver {
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public:
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scoped_resolver(
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std::initializer_list<std::map<std::string, std::string>*> l)
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{
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this->sr_stack.insert(this->sr_stack.end(), l.begin(), l.end());
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};
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typedef std::map<std::string, std::string>::const_iterator const_iterator;
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const_iterator find(const std::string& str) const
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{
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const_iterator retval;
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for (auto scope : this->sr_stack) {
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if ((retval = scope->find(str)) != scope->end()) {
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return retval;
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}
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}
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return this->end();
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};
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const_iterator end() const
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{
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return this->sr_stack.back()->end();
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}
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std::vector<const std::map<std::string, std::string>*> sr_stack;
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};
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#endif
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