irb.rb: update `_`

* lib/irb.rb (IRB::Irb#eval_input): update `_` after exception.
  [ruby-core:86989] [Bug #14749]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63409 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 7 deletions

diff --git a/lib/irb.rb b/lib/irb.rb
index 98bcac016d..a7ab9d7bce 100644
--- a/lib/irb.rb
+++ b/lib/irb.rb
@@ -439,7 +439,7 @@ module IRB
 
     # Evaluates input for this session.
     def eval_input
-      last_error = nil
+      exc = nil
 
       @scanner.set_prompt do
         |ltype, indent, continue, line_no|
@@ -490,18 +490,17 @@ module IRB
         signal_status(:IN_EVAL) do
           begin
             line.untaint
-            @context.evaluate(line, line_no, exception: last_error)
+            @context.evaluate(line, line_no, exception: exc)
             output_value if @context.echo?
-            exc = nil
           rescue Interrupt => exc
           rescue SystemExit, SignalException
             raise
           rescue Exception => exc
+          else
+            exc = nil
+            next
           end
-          if exc
-            last_error = exc
-            handle_exception(exc)
-          end
+          handle_exception(exc)
         end
       end
     end