Class: String

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

Instance Method Summary collapse

Instance Method Details

#box(opt = {}) ⇒ Object 



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# File 'lib/extstring.rb', line 16

def box(opt = {})
  upleft = "\u250F"
  upright = "\u2513"
  downleft = "\u2517"
  downright = "\u251B"

  vert = "\u2503"
  hor = "\u2501"

  max_width = size[0] - 5

  left = opt[:left]
  top = opt[:top]
  padding = opt[:padding]
  # width = opt[:width]

  size = `stty size`.split.map { |x| x.to_i }.reverse

  left ||= 0
  top ||= 0
  padding ||= 0
  # width ||= max_width
  # width = max_width if max_width < width

  gsub!("\t", '    ')
  width = self.split("\n").max {|l1, l2| l1.length <=> l2.length}.length + 2* padding 


  box = ''
  box << "\n" * top
  # top border
  box << ' ' * left << upleft.dup << hor.dup * width << upright.dup << "\n"
  # top padding
  box << ' ' * left << vert.dup << ' ' * width << vert.dup << "\n"
  # lines
  self.split("\n").each do |line|
    if(line && !line.empty?)
      nl = ' ' * left << vert.dup << ' ' * padding << line << ' ' * padding
      # wanted length : width + left margin + width of the first vertical border sign
      until(nl.length >= ( width + left +1) )
        nl << ' '
      end
      nl << vert.dup << "\n"
    else
      nl = ' ' * left << vert.dup << ' ' * width << vert.dup << "\n"
    end
    box << nl
  end
  # bottom padding
  box << ' ' * left << vert.dup << ' ' * width << vert.dup << "\n"
  # bottom border
  box << ' ' * left << downleft.dup << hor.dup * width << downright.dup
  return box
end

#box!(opt = {}) ⇒ Object 



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# File 'lib/extstring.rb', line 71

def box!(opt = {})
  self.replace(String.new(box(opt)))
end

#end_with?(str) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/extstring.rb', line 5

def end_with?(str)
  isso = false;
  if(str.respond_to?(:to_str) && self.include?(str))
    isso = (slice(rindex(str), (size()-1)) == str)
  end
  return isso
end