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Make sure Haml::Buffer never errors out because of negative tab counts.

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The code in there is complex enough that it's a good idea to be defensive here,
even if we don't have any idea why negative tabs might actually come up.
This commit is contained in:
Nathan Weizenbaum 2008-06-06 13:31:00 -07:00
parent 21147927fd
commit 6f61019054
1 changed files with 1 additions and 1 deletions
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lib/haml/buffer.rb
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@ -199,7 +199,7 @@ module Haml
@@tab_cache = {}
# Gets <tt>count</tt> tabs. Mostly for internal use.
def tabs(count = 0)
tabs = count + @tabulation
tabs = [count + @tabulation, 0].max
@@tab_cache[tabs] ||= ' ' * tabs
end