public void EmitEquation(TextWriter where, InvariantQuery <APC> invariantDB) { string head = parent.Head(); // bn(... ) StringBuilder bodyAsString = new StringBuilder(); foreach (string s in to.FormalParameters) { string actualParameter = renamings[s]; if (actualParameter == null) { actualParameter = s; // if it is not there, it means that it is not renamed, i.e. it is the identity } bodyAsString.Append(actualParameter + BenigniMain.SEPPARAM); } if (bodyAsString.Length > BenigniMain.SEPPARAM.Length) { bodyAsString.Remove(bodyAsString.Length - BenigniMain.SEPPARAM.Length, BenigniMain.SEPPARAM.Length); // remove the last ", " } else if (parent.Condition != null) { // no successors, so I just write down the parameters, bodyAsString.Append(BenigniMain.FormalParametersAsString(parent.FormalParameters)); } else { bodyAsString.Append(BenigniMain.EMPTY); } string succ = BenigniMain.BLOCKPREFIX + this.To.Block.Index; string result = String.Format("{0} {1} {2}( {3} ) ", head, BenigniMain.TRANS, succ, bodyAsString.ToString()); string postState = invariantDB(this.To.Block.First); if (parent.Condition != null) // Is there a condition on the rewriting rule? { result = String.Format("{0} | {1} -> 1", result, parent.Condition); if (postState != null && postState.Length > 0) { result += string.Format(", {0}", postState); } } else if (postState != null && postState.Length > 0) { result = String.Format("{0} | {1}", result, postState); } result = BenigniMain.SanitizeString(result); // Here we output the equation where.WriteLine(result); }
private static string Initial(EquationBlock entry) { return(SanitizeString(String.Format(INITIAL, entry.Head()))); }