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-rw-r--r--paludis/comma_separated_dep_printer.cc149
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diff --git a/paludis/comma_separated_dep_printer.cc b/paludis/comma_separated_dep_printer.cc
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+/* vim: set sw=4 sts=4 et foldmethod=syntax : */
+
+/*
+ * Copyright (c) 2007, 2008, 2009, 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 <paludis/comma_separated_dep_printer.hh>
+#include <paludis/util/private_implementation_pattern-impl.hh>
+#include <paludis/util/fs_entry.hh>
+#include <paludis/util/options.hh>
+#include <paludis/util/indirect_iterator-impl.hh>
+#include <paludis/environment.hh>
+#include <paludis/selection.hh>
+#include <paludis/generator.hh>
+#include <paludis/filter.hh>
+#include <paludis/filtered_generator.hh>
+#include <paludis/action.hh>
+#include <sstream>
+
+using namespace paludis;
+
+namespace paludis
+{
+ template <>
+ struct Implementation<CommaSeparatedDepPrinter>
+ {
+ std::stringstream s;
+ const Environment * const env;
+ DependencySpecTree::ItemFormatter formatter;
+ const unsigned indent;
+ const bool flat;
+ bool need_comma;
+
+ Implementation(
+ const Environment * const e,
+ const DependencySpecTree::ItemFormatter & f,
+ const unsigned u,
+ const bool b) :
+ env(e),
+ formatter(f),
+ indent(u),
+ flat(b),
+ need_comma(false)
+ {
+ }
+ };
+}
+
+CommaSeparatedDepPrinter::CommaSeparatedDepPrinter(const Environment * const e,
+ const DependencySpecTree::ItemFormatter & f, const bool flat) :
+ PrivateImplementationPattern<CommaSeparatedDepPrinter>(new Implementation<CommaSeparatedDepPrinter>(e, f, 0, flat))
+{
+}
+
+CommaSeparatedDepPrinter::~CommaSeparatedDepPrinter()
+{
+}
+
+void
+CommaSeparatedDepPrinter::visit(const DependencySpecTree::NodeType<PackageDepSpec>::Type & node)
+{
+ if (! _imp->flat)
+ _imp->s << _imp->formatter.indent(_imp->indent);
+ else if (_imp->need_comma)
+ _imp->s << ", ";
+ else
+ _imp->need_comma = true;
+
+ if (_imp->env)
+ {
+ if (! (*_imp->env)[selection::SomeArbitraryVersion(generator::Matches(*node.spec(), MatchPackageOptions()) |
+ filter::InstalledAtRoot(_imp->env->root()))]->empty())
+ _imp->s << _imp->formatter.format(*node.spec(), format::Installed());
+ else if (! (*_imp->env)[selection::SomeArbitraryVersion(generator::Matches(*node.spec(), MatchPackageOptions()) |
+ filter::SupportsAction<InstallAction>() | filter::NotMasked())]->empty())
+ _imp->s << _imp->formatter.format(*node.spec(), format::Installable());
+ else
+ _imp->s << _imp->formatter.format(*node.spec(), format::Plain());
+ }
+ else
+ _imp->s << _imp->formatter.format(*node.spec(), format::Plain());
+
+ if (! _imp->flat)
+ _imp->s << _imp->formatter.newline();
+}
+
+void
+CommaSeparatedDepPrinter::visit(const DependencySpecTree::NodeType<BlockDepSpec>::Type &)
+{
+}
+
+void
+CommaSeparatedDepPrinter::visit(const DependencySpecTree::NodeType<DependenciesLabelsDepSpec>::Type &)
+{
+}
+
+void
+CommaSeparatedDepPrinter::visit(const DependencySpecTree::NodeType<AllDepSpec>::Type & node)
+{
+ std::for_each(indirect_iterator(node.begin()), indirect_iterator(node.end()), accept_visitor(*this));
+}
+
+void
+CommaSeparatedDepPrinter::visit(const DependencySpecTree::NodeType<AnyDepSpec>::Type & node)
+{
+ std::for_each(indirect_iterator(node.begin()), indirect_iterator(node.end()), accept_visitor(*this));
+}
+
+void
+CommaSeparatedDepPrinter::visit(const DependencySpecTree::NodeType<ConditionalDepSpec>::Type & node)
+{
+ std::for_each(indirect_iterator(node.begin()), indirect_iterator(node.end()), accept_visitor(*this));
+}
+
+void
+CommaSeparatedDepPrinter::visit(const DependencySpecTree::NodeType<NamedSetDepSpec>::Type & node)
+{
+ if (! _imp->flat)
+ _imp->s << _imp->formatter.indent(_imp->indent);
+ else if (_imp->need_comma)
+ _imp->s << ", ";
+ else
+ _imp->need_comma = true;
+
+ _imp->s << _imp->formatter.format(*node.spec(), format::Plain());
+
+ if (! _imp->flat)
+ _imp->s << _imp->formatter.newline();
+}
+
+const std::string
+CommaSeparatedDepPrinter::result() const
+{
+ return _imp->s.str();
+}
+