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using System;
using System.IO;
using System.Text;
using System.Collections.Generic;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Json;
using Microsoft.Boogie;
namespace Microsoft.Dafny {
class Interaction {
internal static string SUCCESS = "SUCCESS";
internal static string FAILURE = "FAILURE";
internal static string SERVER_EOM_TAG = "[[DAFNY-SERVER: EOM]]";
internal static string CLIENT_EOM_TAG = "[[DAFNY-CLIENT: EOM]]";
internal static void EOM(string header, string msg) {
var trailer = (msg == null) ? "" : "\n";
Console.Write("{0}{1}[{2}] {3}\n", msg ?? "", trailer, header, SERVER_EOM_TAG);
Console.Out.Flush();
}
internal static void EOM(string header, Exception ex, string subHeader = "") {
var aggregate = ex as AggregateException;
subHeader = String.IsNullOrEmpty(subHeader) ? "" : subHeader + " ";
if (aggregate == null) {
EOM(header, subHeader + ex.Message);
} else {
EOM(header, subHeader + aggregate.InnerExceptions.MapConcat(exn => exn.Message, ", "));
}
}
}
class ServerException : Exception {
internal ServerException(string message) : base(message) { }
internal ServerException(string message, params object[] args) : base(String.Format(message, args)) { }
}
class ServerUtils {
internal static void checkArgs(string[] command, int expectedLength) {
if (command.Length - 1 != expectedLength) {
throw new ServerException("Invalid argument count (got {0}, expected {1})", command.Length - 1, expectedLength);
}
}
internal static void ApplyArgs(string[] args) {
Dafny.DafnyOptions.Install(new Dafny.DafnyOptions());
Dafny.DafnyOptions.O.ProverKillTime = 15; //This is just a default; it can be overriden
if (CommandLineOptions.Clo.Parse(args)) {
DafnyOptions.O.VerifySnapshots = 2; // Use caching
DafnyOptions.O.VcsCores = Math.Max(1, System.Environment.ProcessorCount / 2); // Don't use too many cores
DafnyOptions.O.PrintTooltips = true; // Dump tooptips (ErrorLevel.Info) to stdout
DafnyOptions.O.UnicodeOutput = true; // Use pretty warning signs
DafnyOptions.O.TraceProofObligations = true; // Show which method is being verified, but don't show duration of verification
} else {
throw new ServerException("Invalid command line options");
}
}
}
}
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