* lib/net/imap.rb (rfc822_text): ignore [] after RFC822.

  [ruby-core:40945] [Bug #5620]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35054 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 26 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index c1af24483a..49c606b244 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Fri Mar 16 13:50:12 2012  Shugo Maeda  <shugo@ruby-lang.org>
+
+	* lib/net/imap.rb (rfc822_text): ignore [] after RFC822.
+	  [ruby-core:40945] [Bug #5620]
+
 Fri Mar 16 12:00:42 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* vm_insnhelper.c (argument_error): use line number at the beginning
diff --git a/lib/net/imap.rb b/lib/net/imap.rb
index c8faf97c11..b2193dbf93 100644
--- a/lib/net/imap.rb
+++ b/lib/net/imap.rb
@@ -2281,6 +2281,11 @@ module Net
       def rfc822_text
         token = match(T_ATOM)
         name = token.value.upcase
+        token = lookahead
+        if token.symbol == T_LBRA
+          shift_token
+          match(T_RBRA)
+        end
         match(T_SPACE)
         return name, nstring
       end
diff --git a/test/net/imap/test_imap_response_parser.rb b/test/net/imap/test_imap_response_parser.rb
index 3f26e0b350..b4d36c9091 100644
--- a/test/net/imap/test_imap_response_parser.rb
+++ b/test/net/imap/test_imap_response_parser.rb
@@ -126,4 +126,20 @@ EOF
     }
     assert_match(/ for \{123\}/, e.message)
   end
+
+  def test_msg_att_rfc822_text
+    parser = Net::IMAP::ResponseParser.new
+    response = parser.parse(<<EOF.gsub(/\n/, "\r\n").taint)
+* 123 FETCH (RFC822 {5}
+foo
+)
+EOF
+    assert_equal("foo\r\n", response.data.attr["RFC822"])
+    response = parser.parse(<<EOF.gsub(/\n/, "\r\n").taint)
+* 123 FETCH (RFC822[] {5}
+foo
+)
+EOF
+    assert_equal("foo\r\n", response.data.attr["RFC822"])
+  end
 end