Module: TTM::HR

Defined in:
lib/tatum.rb

Overview

Handles building horizontal rules.

Class Method Summary collapse

Class Method Details

.parse_opts(opts = nil) ⇒ Object

Parses the options sent to .puts



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# File 'lib/tatum.rb', line 689

def self.parse_opts(opts=nil)
  # default
  default = {'dash'=>'-'}
  
  # nil
  if opts.nil?
    return default
  end
  
  # if opts is not a hash, use that object as the title
  if not opts.is_a?(Hash)
    opts = {'title'=>opts.to_s}
  end
  
  # merge into default
  opts = default.merge(opts)
  
  # return
  return opts
end

.puts(opts = nil, &block) ⇒ Object

Builds and outputs a horizontal rule. See TTM.hr for details.



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# File 'lib/tatum.rb', line 650

def self.puts(opts=nil, &block)
  opts = parse_opts(opts)
  dash = opts['dash']
  
  # output with title or plain
  if opts['title']
    out = dash * 3
    out += ' '
    out += opts['title']
    out += ' '
    out += dash * (TTM.hr_width - out.length)
    TTM.puts out
  else
    TTM.puts dash * TTM.hr_width
  end
  
  # if block given, yield and output another hr
  if block_given?
    begin
      yield
    ensure
      TTM.puts dash * TTM.hr_width
    end
  end
  
  # always return nil
  return nil
end