Class: X12::Loop

Inherits:
Base
  • Object
show all
Defined in:
lib/X12/Loop.rb

Overview

$Id: Loop.rb 59 2009-03-19 22:32:13Z ikk $

Implements nested loops of segments

Instance Method Summary collapse

Instance Method Details

#parse(str) ⇒ Object

Parse a string and fill out internal structures with the pieces of it. Returns an unparsed portion of the string or the original string if nothing was parsed out.



47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
 
# File 'lib/X12/Loop.rb', line 47

def parse(str)
  #puts "Parsing loop #{name}: "+str
  s = str
  nodes.each{|i|
    m = i.parse(s)
    s = m if m
  } 
  if str == s
    return nil
  else
    self.parsed_str = str[0..-s.length-1]
    s = do_repeats(s)
  end
  #puts 'Parsed loop '+self.inspect
  return s
end

#render ⇒ Object

Render all components of this loop as string suitable for EDI



65
66
67
68
69
70
71
72
73
74
75
 
# File 'lib/X12/Loop.rb', line 65

def render
  if self.has_content?
    self.to_a.inject(''){|loop_str, i|
      loop_str += i.nodes.inject(''){|nodes_str, j|
        nodes_str += j.render
      } 
    }
  else
    ''
  end
end