Method: Formatting#_nt_http_user_agent

Defined in:

lib/ntail/formatting.rb

#_nt_http_user_agent ⇒ Object

# File 'lib/ntail/formatting.rb', line 380

def _nt_http_user_agent
  start_index = index
  if node_cache[:http_user_agent].has_key?(index)
    cached = node_cache[:http_user_agent][index]
    if cached
      cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  if has_terminal?('%U', false, index)
    r0 = instantiate_node(Node,input, index...(index + 2))
    r0.extend(HttpUserAgent0)
    @index += 2
  else
    terminal_parse_failure('%U')
    r0 = nil
  end

  node_cache[:http_user_agent][start_index] = r0

  r0
end