Class: Achoo::Term::Table

Inherits:
Object
  • Object
show all
Defined in:
lib/achoo/term/table.rb

Instance Method Summary collapse

Constructor Details

#initialize(headers, data_rows, summaries = nil) ⇒ Table

Returns a new instance of Table.



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# File 'lib/achoo/term/table.rb', line 33

def initialize(headers, data_rows, summaries=nil)
  @headers   = headers
  @data_rows = data_rows
  @summaries = summaries
end

Instance Method Details



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# File 'lib/achoo/term/table.rb', line 39

def print(io=$stdout)
  lengths   = calculate_table_cell_widths
  format    = build_format(lengths)
  headers   = center_table_headers(lengths)
  separator = lengths.map {|length| '─'*(length+2)}
    

  io.print '┌' << separator.join('┬') << "┐\n"
  io.print '│ ' << headers.join(' │ ') << " │\n"
  io.print '├' << separator.join('┼') << "┤\n"
  @data_rows.each {|r| io.printf format, *r }
  unless @summaries.nil? || @data_rows.length == 1
    io.print '├' << separator.join('┼') << "┤\n"
    io.printf format, *@summaries
  end
  io.print '└' << separator.join('┴') << "┘\n"
end