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Slight optimizations based on @dkubb's suggestions

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Chris Heald 2011-06-17 23:50:22 -07:00 • committed by Nathan Weizenbaum
parent c00ff91b02
commit 3fadc3c742
1 changed files with 3 additions and 2 deletions
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5
lib/haml/util.rb
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@ -21,6 +21,8 @@ module Haml
# @api public
RUBY_ENGINE = defined?(::RUBY_ENGINE) ? ::RUBY_ENGINE : "ruby"
@@version_comparison_cache = {}
# Returns the path of a file relative to the Haml root directory.
#
# @param file [String] The filename relative to the Haml root
@ -266,9 +268,8 @@ module Haml
# @param v2 [String] Another version string.
# @return [Boolean]
def version_geq(v1, v2)
@@version_comparison_cache ||= {}
k = "#{v1}#{v2}"
return @@version_comparison_cache[k] unless @@version_comparison_cache[k].nil?
return @@version_comparison_cache.fetch(k) if @@version_comparison_cache.key?(k)
@@version_comparison_cache[k] = ( version_gt(v1, v2) || !version_gt(v2, v1) )
end