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Diffstat (limited to 'utils/cmdline/parser.ipp')
| -rw-r--r-- | utils/cmdline/parser.ipp | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/utils/cmdline/parser.ipp b/utils/cmdline/parser.ipp new file mode 100644 index 000000000000..820826a15bfe --- /dev/null +++ b/utils/cmdline/parser.ipp @@ -0,0 +1,83 @@ +// Copyright 2010 The Kyua Authors. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above copyright +// notice, this list of conditions and the following disclaimer in the +// documentation and/or other materials provided with the distribution. +// * Neither the name of Google Inc. nor the names of its contributors +// may be used to endorse or promote products derived from this software +// without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +#if !defined(UTILS_CMDLINE_PARSER_IPP) +#define UTILS_CMDLINE_PARSER_IPP + +#include "utils/cmdline/parser.hpp" + + +/// Gets the value of an option. +/// +/// If the option has been specified multiple times on the command line, this +/// only returns the last value. This is the traditional behavior. +/// +/// The option must support arguments. Otherwise, a call to this function will +/// not compile because the option type will lack the definition of some fields +/// and/or methods. +/// +/// \param name The option to query. +/// +/// \return The value of the option converted to the appropriate type. +/// +/// \pre has_option(name) must be true. +template< typename Option > typename Option::option_type +utils::cmdline::parsed_cmdline::get_option(const std::string& name) const +{ + const std::vector< std::string >& raw_values = get_option_raw(name); + return Option::convert(raw_values[raw_values.size() - 1]); +} + + +/// Gets the values of an option that supports repetition. +/// +/// The option must support arguments. Otherwise, a call to this function will +/// not compile because the option type will lack the definition of some fields +/// and/or methods. +/// +/// \param name The option to query. +/// +/// \return The values of the option converted to the appropriate type. +/// +/// \pre has_option(name) must be true. +template< typename Option > std::vector< typename Option::option_type > +utils::cmdline::parsed_cmdline::get_multi_option(const std::string& name) const +{ + std::vector< typename Option::option_type > values; + + const std::vector< std::string >& raw_values = get_option_raw(name); + for (std::vector< std::string >::const_iterator iter = raw_values.begin(); + iter != raw_values.end(); iter++) { + values.push_back(Option::convert(*iter)); + } + + return values; +} + + +#endif // !defined(UTILS_CMDLINE_PARSER_IPP) |