From 6806c3b2cfed4b649aaa806a3701fc59908d8d90 Mon Sep 17 00:00:00 2001 From: luislavena Date: Thu, 1 Jun 2006 20:41:34 +0000 Subject: A minor fix to catch sqrt Domain error on Win32. Also made rcov task conditional to avoid test/build issues with users that don't have it installed. git-svn-id: svn+ssh://rubyforge.org/var/svn/mongrel/trunk@219 19e92222-5c0b-0410-8929-a290d50e31e9 --- lib/mongrel/stats.rb | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'lib/mongrel/stats.rb') diff --git a/lib/mongrel/stats.rb b/lib/mongrel/stats.rb index 9e8bf7c..be78741 100644 --- a/lib/mongrel/stats.rb +++ b/lib/mongrel/stats.rb @@ -74,7 +74,11 @@ class Stats # Calculates the standard deviation of the data so far. def sd # (sqrt( ((s).sumsq - ( (s).sum * (s).sum / (s).n)) / ((s).n-1) )) - Math.sqrt( (@sumsq - ( @sum * @sum / @n)) / (@n-1) ) + begin + return Math.sqrt( (@sumsq - ( @sum * @sum / @n)) / (@n-1) ) + rescue Errno::EDOM + return 0.0 + end end -- cgit v1.2.3-24-ge0c7