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make the conditions around stack creation easier to read

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Tom Burns
2014-07-30 15:42:24 +00:00
parent 15f6cabf83
commit 794ca9f604
1 changed files with 7 additions and 2 deletions
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lib/liquid/context.rb
+7 -2
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@@ -137,8 +137,13 @@ module Liquid
# context['var] #=> nil # context['var] #=> nil
def stack(new_scope=nil) def stack(new_scope=nil)
old_stack_used = @this_stack_used old_stack_used = @this_stack_used
@this_stack_used = (new_scope != nil) if new_scope
push(new_scope) if @this_stack_used push(new_scope)
@this_stack_used = true
else
@this_stack_used = false
end
yield yield
ensure ensure
pop if @this_stack_used pop if @this_stack_used