Print exception's cause like Java

Print `cause` of the exception if the exception is not caught and printed
its backtraces and error message [Feature #8257]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65393 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index 89e2ebb648..6f17e227d7 100644
--- a/NEWS
+++ b/NEWS
@@ -36,6 +36,12 @@ sufficient information, see the ChangeLog file or Redmine
 
     user = users.find {|user| cond(user) }
 
+* Print exception backtrace and error message in reverse order when the
+  exception is not caught and STDOUT is unchanged and a tty. [Feature #8661]
+
+* Print `cause` of the exception if the exception is not caught and printed
+  its backtraces and error message [Feature #8257]
+
 === Core classes updates (outstanding ones only)
 
 [Array]