Bump vendored timeout to 0.4.3

1 files changed, 5 insertions, 3 deletions

diff --git a/lib/rubygems/vendor/timeout/lib/timeout.rb b/lib/rubygems/vendor/timeout/lib/timeout.rb
index cb14fa6622..455c504f47 100644
--- a/lib/rubygems/vendor/timeout/lib/timeout.rb
+++ b/lib/rubygems/vendor/timeout/lib/timeout.rb
@@ -20,7 +20,7 @@
 
 module Gem::Timeout
   # The version
-  VERSION = "0.4.2"
+  VERSION = "0.4.3"
 
   # Internal error raised to when a timeout is triggered.
   class ExitException < Exception
@@ -141,9 +141,10 @@ module Gem::Timeout
   # Perform an operation in a block, raising an error if it takes longer than
   # +sec+ seconds to complete.
   #
-  # +sec+:: Number of seconds to wait for the block to terminate. Any number
-  #         may be used, including Floats to specify fractional seconds. A
+  # +sec+:: Number of seconds to wait for the block to terminate. Any non-negative number
+  #         or nil may be used, including Floats to specify fractional seconds. A
   #         value of 0 or +nil+ will execute the block without any timeout.
+  #         Any negative number will raise an ArgumentError.
   # +klass+:: Exception Class to raise if the block fails to terminate
   #           in +sec+ seconds.  Omitting will use the default, Gem::Timeout::Error
   # +message+:: Error message to raise with Exception Class.
@@ -165,6 +166,7 @@ module Gem::Timeout
   # a module method, so you can call it directly as Gem::Timeout.timeout().
   def timeout(sec, klass = nil, message = nil, &block)   #:yield: +sec+
     return yield(sec) if sec == nil or sec.zero?
+    raise ArgumentError, "Timeout sec must be a non-negative number" if 0 > sec
 
     message ||= "execution expired"