Add basic functionality for validating special case keywords

opm/simulators/flow/ValidationFunctions.hpp

@@ -0,0 +1,46 @@
+/*
+  Copyright 2021 Equinor.
+
+  This file is part of the Open Porous Media project (OPM).
+
+  OPM is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  OPM 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 OPM.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <functional>
+#include <string>
+#include <unordered_map>
+#include <vector>
+
+#include <opm/parser/eclipse/Deck/Deck.hpp>
+#include <opm/simulators/flow/KeywordValidation.hpp>
+
+
+namespace Opm
+{
+namespace KeywordValidation
+{
+
+
+void validateBRINE(const DeckKeyword& keyword, std::vector<ValidationError>& errors);
+
+
+
+// This is a mapping between keyword names and small functions
+// for validation of special keywords.
+std::unordered_map<std::string, std::function<void(const DeckKeyword& keyword, std::vector<KeywordValidation::ValidationError>& errors)>> specialValidation() {
+    return {{"BRINE", validateBRINE}};
+};
+
+}
+}