*** empty log message ***

diff --git a/MText.cs b/MText.cs
index 5d9fbf8..7a496a5 100644 (file)
--- a/MText.cs
+++ b/MText.cs
@@ -101,6 +101,11 @@ namespace M17N.Core
       return mt;
     }
 
+    public override string ToString ()
+    {
+      return sb.ToString ();
+    }
+
     private static bool surrogate_high_p (char c)
     {
       return (c >= 0xD800 && c < 0xDC00);
@@ -183,7 +188,11 @@ namespace M17N.Core
       set {
        i = pos_to_idx (this, i);
        if (value < 0x10000)
-         sb[i] = (char) value;
+         {
+           if (surrogate_high_p (sb[i]))
+             sb.Remove (i, 1);
+           sb[i] = (char) value;
+         }
        else
          {
            char high = (char) (0xD800 + ((i - 0x10000) >> 10));

diff --git a/temp.cs b/temp.cs
index c110b7e..ae5d9e2 100644 (file)
--- a/temp.cs
+++ b/temp.cs
@@ -11,5 +11,10 @@ public class Test
     Console.WriteLine (mt[1]);
     Console.WriteLine (mt[2]);
     Console.WriteLine (mt[3]);
+    Console.WriteLine (mt + new MText ("漢字"));
+    mt[1] = 'b';
+    Console.WriteLine (mt);
+    mt[1] = 0x1d100;
+    Console.WriteLine (mt);
   }
 }