84 lines
3.3 KiB
Text
84 lines
3.3 KiB
Text
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// Copyright 2010 Google Inc.
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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
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of Google Inc. 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 COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// 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
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#if !defined(UTILS_CMDLINE_PARSER_IPP)
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#define UTILS_CMDLINE_PARSER_IPP
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#include "utils/cmdline/parser.hpp"
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/// Gets the value of an option.
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///
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/// If the option has been specified multiple times on the command line, this
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/// only returns the last value. This is the traditional behavior.
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///
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/// The option must support arguments. Otherwise, a call to this function will
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/// not compile because the option type will lack the definition of some fields
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/// and/or methods.
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///
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/// \param name The option to query.
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///
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/// \return The value of the option converted to the appropriate type.
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///
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/// \pre has_option(name) must be true.
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template< typename Option > typename Option::option_type
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utils::cmdline::parsed_cmdline::get_option(const std::string& name) const
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{
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const std::vector< std::string >& raw_values = get_option_raw(name);
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return Option::convert(raw_values[raw_values.size() - 1]);
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}
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/// Gets the values of an option that supports repetition.
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///
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/// The option must support arguments. Otherwise, a call to this function will
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/// not compile because the option type will lack the definition of some fields
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/// and/or methods.
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///
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/// \param name The option to query.
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///
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/// \return The values of the option converted to the appropriate type.
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///
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/// \pre has_option(name) must be true.
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template< typename Option > std::vector< typename Option::option_type >
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utils::cmdline::parsed_cmdline::get_multi_option(const std::string& name) const
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{
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std::vector< typename Option::option_type > values;
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const std::vector< std::string >& raw_values = get_option_raw(name);
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for (std::vector< std::string >::const_iterator iter = raw_values.begin();
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iter != raw_values.end(); iter++) {
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values.push_back(Option::convert(*iter));
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}
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return values;
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}
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#endif // !defined(UTILS_CMDLINE_PARSER_IPP)
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