Fix end of line handling

IronScheme · Oct 1, 2019 · af28d19 · af28d19
1 parent 747e077
commit af28d19
Showing 1 changed file with 12 additions and 6 deletions.
diff --git a/IronScheme/IronScheme/Runtime/R6RS/IO.cs b/IronScheme/IronScheme/Runtime/R6RS/IO.cs
@@ -672,21 +672,27 @@ Encoding ParsePreamble(Stream port)
     public override string ReadToEnd()
     {
       string value = base.ReadToEnd();
-      value = IO.eoltx.Replace(value, delegate(Match m)
+      if (value != null)
       {
-        return IO.GetNewline(tc.eolstyle, "\n");
-      });
+        value = IO.eoltx.Replace(value, delegate (Match m)
+        {
+          return IO.GetNewline(tc.eolstyle, "\n");
+        });
+      }
       return value;
     }
 
 
     public override string ReadLine()
     {
       string value = base.ReadLine();
-      value = IO.eoltx.Replace(value, delegate(Match m)
+      if (value != null)
       {
-        return IO.GetNewline(tc.eolstyle, "\n");
-      });
+        value = IO.eoltx.Replace(value, delegate (Match m)
+        {
+          return IO.GetNewline(tc.eolstyle, "\n");
+        });
+      }
       return value;
     }