Fix single unmatched curly brace generation
@@ -155,6 +155,12 @@ public class TclString extends Expression
case ']':
escaped.append("\\]");
break;
+ case '{':
+ escaped.append("\\u007B");
+ break;
+ case '}':
+ escaped.append("\\u007D");
+ break;
case '\\':
escaped.append("\\\\");
break;
