Try to fix missing compiler messages.

Author: VladD2

ncc/main.n

@@ -14,7 +14,7 @@
  *    3. The name of the University may not be used to endorse or promote
  *       products derived from this software without specific prior
  *       written permission.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY ``AS IS'' AND ANY EXPRESS OR
  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
@@ -55,7 +55,7 @@ namespace Nemerle.CommandlineCompiler
 
     Platform : int = Environment.OSVersion.Platform :> int;
     IsUnix : bool = IO.Path.DirectorySeparatorChar == '/';
-    
+
     public Main() : void
     {
       def is64bitProcess = IntPtr.Size == 8;
@@ -65,24 +65,24 @@ namespace Nemerle.CommandlineCompiler
         Environment.Is64BitOperatingSystem
       #else
         if (!IsUnix)
-        {          
-          Environment.GetEnvironmentVariable("PROCESSOR_ARCHITECTURE") == "AMD64" || 
+        {
+          Environment.GetEnvironmentVariable("PROCESSOR_ARCHITECTURE") == "AMD64" ||
           Environment.GetEnvironmentVariable("PROCESSOR_ARCHITEW6432") == "AMD64"
         }
         else
         {
           def unameProcess = Process();
           unameProcess.StartInfo.UseShellExecute = false;
-          unameProcess.StartInfo.CreateNoWindow = false;          
+          unameProcess.StartInfo.CreateNoWindow = false;
           unameProcess.StartInfo.FileName = "/bin/uname";
           unameProcess.StartInfo.Arguments = "-m";
           unameProcess.StartInfo.RedirectStandardOutput = true;
-          
+
           if (unameProcess.Start())
           {
             def output = unameProcess.StandardOutput.ReadToEnd();
             unameProcess.WaitForExit();
-            
+
 	    unameProcess.ExitCode == 0 && output.Contains("x64")
           }
           else
@@ -149,7 +149,7 @@ namespace Nemerle.CommandlineCompiler
       else
         main_with_catching()
     }
-    
+
     needs_bigger_stack() : bool
     {
       typeof(object).Assembly.GetType("System.RuntimeType") != null ||
@@ -168,35 +168,26 @@ namespace Nemerle.CommandlineCompiler
       }
       catch
       {
-        | e is IO.FileNotFoundException =>
-          Message.Error (e.Message)
-        | e is Recovery =>
-          bomb (e, "got Recovery exception")
-        | e is BailOutException =>
-          bomb (e, "got bail out exception")
-        | e is ArgumentException =>
-          bomb (e, "got ArgumentException (" + e.Message + ")")
-        | e is MatchFailureException =>
-          bomb (e, "got MatchFailureException exception")
-        | e is ICE =>
-          bomb (e, e.Message)
-        | e is AssertionException =>
-          bomb (e, e.Message)
-        | _ is AssemblyFindException =>
-          Environment.Exit (3);
-        | e =>
-          bomb (e, $ "got some unknown exception of type $(e.GetType()): $(e.Message)")
+        | e is IO.FileNotFoundException => bomb(e, e.Message)
+        | e is Recovery                 => bomb(e, "got Recovery exception")
+        | e is BailOutException         => bomb(e, "got bail out exception")
+        | e is ArgumentException        => bomb(e, "got ArgumentException (" + e.Message + ")")
+        | e is MatchFailureException    => bomb(e, "got MatchFailureException exception")
+        | e is ICE                      => bomb(e, e.Message)
+        | e is AssertionException       => bomb(e, e.Message)
+        | e is AssemblyFindException    => bomb(e, e.Message, exitValue=3)
+        | e                             => bomb(e, $ "got some unknown exception of type $(e.GetType()): $(e.Message)")
       }
 
       Message.MaybeBailout();
     }
-    
-    bomb (e : Exception, msg : string) : void
+
+    bomb(e : Exception, msg : string, exitValue : int = 2) : void
     {
-      Manager.KillProgressBar ();
-      Message.MaybeBailout (true);
-      Message.Error (sprintf ("internal compiler error: %s\n%s\n", msg, e.StackTrace));
-      Environment.Exit(2);
+      Manager.KillProgressBar();
+      Message.MaybeBailout(true);
+      Message.Error($"internal compiler error: $msg. $(e.StackTrace.Replace("\r\n", "¦").Replace("\n", "¦"))");
+      Environment.Exit(exitValue);
     }
 
     parse_command_line() : void