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@@ -32,6 +32,8 @@
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   </thead>
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   <tbody>
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     <% diff_result[:lines].each do |line|
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+      next if @diff_line_count >= Git::DEFAULT_DIFF_LIMIT
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+      @diff_line_count += 1
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       line_num_class, row_class = case line[:type]
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         when :deletion then ["", "del"]
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         when :insertion then ["", "ins"]

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@@ -1,7 +1,12 @@
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+<% @diff_line_count = 0 %>
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 <% revision ||= nil %>
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 <code>
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   <% diff_results.each do |diff_result| %>
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+    <% next if @diff_line_count >= Git::DEFAULT_DIFF_LIMIT %>
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     <% render "diff/_diff_result", :locals => {:diff_result => diff_result, :revision => revision } %>
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     <% flush %>
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   <% end %>
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-</code>
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\ No newline at end of file
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+</code>
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+<% if @diff_line_count >= Git::DEFAULT_DIFF_LIMIT %>
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+  <h2>Diff taking to long to render... aborted</h2>
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+<% end %>
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\ No newline at end of file

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@@ -21,6 +21,8 @@ module SCM
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       'X' => {:short => 'X', :long => 'external',     :foreground => '#800080', :background => '#edaef5'},
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     }
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+    DEFAULT_DIFF_LIMIT = 3000
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+    
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     def short_rev(rev)
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       rev.to_s[0..7]
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     end