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/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2008, 2010 Ciaran McCreesh
*
* This file is part of the Paludis package manager. Paludis is free software;
* you can redistribute it and/or modify it under the terms of the GNU General
* Public License version 2, as published by the Free Software Foundation.
*
* Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "exceptions.hh"
#include <paludis/util/stringify.hh>
#include <paludis/util/join.hh>
#include <paludis/util/indirect_iterator-impl.hh>
#include <paludis/util/sequence.hh>
#include <paludis/util/wrapped_forward_iterator.hh>
#include <paludis/util/iterator_funcs.hh>
#include <paludis/package_id.hh>
#include <paludis/dep_spec.hh>
#include <paludis/fuzzy_finder.hh>
using namespace paludis;
using namespace cave;
NothingMatching::NothingMatching(const PackageDepSpec & spec) throw () :
Exception("Found nothing suitable matching '" + stringify(spec) + "'")
{
}
NothingMatching::NothingMatching(const std::string & name) throw () :
Exception("Found nothing suitable matching '" + name + "'")
{
}
NothingMatching::NothingMatching(const std::string & name, const std::string & extra_message) throw () :
Exception("Found nothing suitable matching '" + name + "'" + extra_message)
{
}
NothingMatchingWithSuggestions::NothingMatchingWithSuggestions(const std::string & name, const std::string & suggestions) throw () :
NothingMatching(name, "; did you mean " + suggestions + "?")
{
}
BeMoreSpecific::BeMoreSpecific(const PackageDepSpec & spec, const std::shared_ptr<const PackageIDSequence> & s) throw () :
Exception("Found multiple suitable IDs matching '" + stringify(spec) + "': { '" + join(indirect_iterator(s->begin()),
indirect_iterator(s->end()), "', '") + "' }")
{
}
BeMoreSpecific::BeMoreSpecific(const PackageDepSpec & spec, const std::shared_ptr<const PackageIDSequence> & s,
const std::string & extra_message) throw () :
Exception("Found multiple suitable IDs matching '" + stringify(spec) + "': { '" + join(indirect_iterator(s->begin()),
indirect_iterator(s->end()), "', '") + "' }. " + extra_message)
{
}
BadIDForCommand::BadIDForCommand(const PackageDepSpec & spec, const std::shared_ptr<const PackageID> & s,
const std::string & r) throw () :
Exception("Spec '" + stringify(spec) + "' resolves to ID '" + stringify(*s) + "', which " + r)
{
}
BadRepositoryForCommand::BadRepositoryForCommand(const RepositoryName & name, const std::string & r) throw () :
Exception("Repository '" + stringify(name) + "' unsuitable: " + r)
{
}
void
paludis::cave::nothing_matching_error(
const Environment * const env,
const std::string & s,
const Filter & filter)
{
FuzzyCandidatesFinder f(*env, s, filter);
if (f.begin() == f.end())
throw NothingMatching(s);
else if (next(f.begin()) == f.end())
throw NothingMatchingWithSuggestions(s, "'" + stringify(*f.begin()) + "'");
else
throw NothingMatchingWithSuggestions(s, "one of '" + join(f.begin(), f.end(), "', '") + "'");
}
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