method
build_pattern
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Class: ActionController::Routing::DynamicSegment
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build_pattern(pattern)
public
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# File actionpack/lib/action_controller/routing/segments.rb, line 189 def build_pattern(pattern) chunk = regexp_chunk chunk = "(#{chunk})" if Regexp.new(chunk).number_of_captures == 0 pattern = "#{chunk}#{pattern}" optional? ? Regexp.optionalize(pattern) : pattern end


