scm: mercurial: fix exception operation in adapter "summary" method (#4455).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4876 e93f8b46-1217-0410-a6f0-8f06a7374b81

scm: mercurial: fix exception operation in adapter "summary" method (#4455).
git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4876 e93f8b46-1217-0410-a6f0-8f06a7374b81
add4b117 · Toshi MARUYAMA · Eric Davis · e334d3db · add4b117
Commit add4b117 authored Feb 18, 2011 by Toshi MARUYAMA Committed by Eric Davis Apr 16, 2011
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mercurial_adapter.rb lib/redmine/scm/adapters/mercurial_adapter.rb +9 -2

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--- a/lib/redmine/scm/adapters/mercurial_adapter.rb
+++ b/lib/redmine/scm/adapters/mercurial_adapter.rb
@@ -110,9 +110,16 @@ module Redmine
        end

        def summary
-          @summary ||= hg 'rhsummary' do |io|
-            ActiveSupport::XmlMini.parse(io.read)['rhsummary']
+          return @summary if @summary 
+          doc = nil
+          hg 'rhsummary' do |io|
+            output = io.read
+            begin
+              doc = ActiveSupport::XmlMini.parse(output)['rhsummary']
+            rescue
+            end
          end
+          @summary = doc
        end
        private :summary