lib/solve/errors.rb in solve-1.2.1 vs lib/solve/errors.rb in solve-2.0.0

@@ -2,9 +2,15 @@
   module Errors
     class SolveError < StandardError
       alias_method :mesage, :to_s
     end
 
+    class EngineNotAvailable < SolveError
+    end
+
+    class InvalidEngine < SolveError
+    end
+
     class NoSolutionError < SolveError
 
       # Artifacts that don't exist at any version but are required for a valid
       # solution
       # @return [Array<String>] Missing artifact names