Class: Hash

Inherits:
Object
  • Object
show all
Defined in:
lib/textify.rb

Overview

Extensions to Hash

Instance Method Summary collapse

Instance Method Details

#self_analyze ⇒ Object

include Textual



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# File 'lib/textify.rb', line 253

def self_analyze
  @minimal_element, @maximal_element = nil,nil
  @min_elem_sz, @max_elem_sz = 0, 0
  each_pair do |k,v|
    [k,v].each do |element|
      if element.to_s.size > @max_elem_sz
        @maximal_element = element; @max_elem_sz = element.to_s.size
      elsif element.to_s.size < @min_elem_sz
        @minimal_element = element; @min_elem_sz = element.to_s.size
      end
    end
  end
  # puts "[Hash.self_analyze] Maximal element => '#{@maximal_element}' (#{@max_elem_sz}), minimal element => '#{@minimal_element}'"
end

#table(options = {}) ⇒ Object 



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# File 'lib/textify.rb', line 268

def table options={}
  self_analyze
  width = options[:width] || DefaultScreenWidth
  min_column_width = @maximal_element.to_s.size + 2
  column_width = [min_column_width, (width-3).to_f/2].max.to_i
  width = column_width*2 + 3
  hb = "*"*width+"\n"
  result = hb    
  each_pair{|k,v| result += "*#{justify :center, k.to_s, :width => (column_width)}*#{justify :center, v, :width=>(column_width)}*\n"}
  result += hb
  puts result
end