x = {
:none => String, :png => "file.png", :svg => "file.svg"
}
x.each_except( :key => [:none], :value => [/.png$/] ) do |k, v|
puts "#{k} -> #{v}"
end
# File lib/graphviz/core_ext.rb, line 32 def each_except( e, &b ) key_table = (e[:key]||[]).clone.delete_if {|i| i.kind_of? Regexp } key_regexp = (e[:key]||[]).clone.delete_if {|i| key_table.include? i }.map {|i| i.to_s }.join("|") value_table = (e[:value]||[]).clone.delete_if {|i| i.kind_of? Regexp } value_regexp = (e[:value]||[]).clone.delete_if {|i| value_table.include? i }.map {|i| i.to_s }.join("|") self.each do |k, v| yield( k, v ) unless (key_table.size > 0 and key_table.include?(k)) or (key_regexp.size > 0 and k.to_s.match(key_regexp)) or (value_table.size > 0 and value_table.include?(v)) or (value_regexp.size > 0 and v.to_s.match(value_regexp)) end end
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