Class: DepViz::Item

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

Instance Method Summary collapse

Constructor Details

#initialize(s, root: nil, name: nil, debug: false) ⇒ Item

Returns a new instance of Item.



30
31
32
 
# File 'lib/depviz.rb', line 30

def initialize(s, root: nil, name: nil, debug: false)
  @s, @root, @name, @debug = s, root, name, debug
end

Instance Method Details

#dependencies ⇒ Object 



34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
 
# File 'lib/depviz.rb', line 34

def dependencies()

  if @debug then
    puts 'inside DepViz::Item::dependencies'
    puts '@s: ' + @s.inspect
    puts '@root: ' + @root.inspect
  end

  a = LineTree.new(@s).to_doc.root.xpath('//' + @name)
  puts 'dep: a: ' + a.inspect if @debug

  enclose = ->(a) do
    a.length > 1 ? [a.first] << enclose.call(a[1..-1]) : a
  end

  a2 = a.map do |x|
    puts '  dependencies x: ' + x.inspect if @debug
    enclose.call x.backtrack.to_s.split('/')[1..-1]
  end

  puts 'a2: ' + a2.inspect if @debug

  # group the items in order to merge branches with the same parent
  a3 = a2.group_by(&:first)
  a4 = a3.map {|x| [x.first] + x.last.map(&:last)}

  treeize = ->(obj, indent=-2) do

    if obj.is_a? Array then

      r = obj.map {|x| treeize.call(x, indent+1)}.join("\n")
      puts 'r: ' + r.inspect if @debug
      r

    else

      '  ' * indent + obj

    end
  end

  s = treeize.call(a4)

  puts 'child s: ' + s.inspect if @debug

  dv3 = DepViz.new()
  dv3.read s
  dv3

end

#reverse_dependencies ⇒ Object

returns a DepViz document



87
88
89
90
91
92
93
94
95
96
97
98
99
100
 
# File 'lib/depviz.rb', line 87

def reverse_dependencies()

  a = LineTree.new(@s, root: @root).to_doc.root.xpath('//' + @name)

  s = a.select {|x| x.has_elements? }\
      .map{|x| XmlToSliml.new(x).to_s }.join("\n")

  return DepViz.new if s.empty?

  dv3 = DepViz.new(root: nil)
  dv3.read s
  dv3

end