Method: GenX::Builder#method_missing

Defined in:
lib/genx4r/builder.rb

#method_missing(sym, *args, &block) ⇒ Object



24
25
26
27
28
29
30
31
32
33
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
# File 'lib/genx4r/builder.rb', line 24

def method_missing(sym, *args, &block)
  text  = nil
  attrs = nil

  args.each do |arg|
    case arg
    when Hash
      attrs ||= {}
      attrs.merge!(arg)
    else
      text ||= ''
      text << arg.to_s
    end
  end

  _cache_element(sym)
  _cache_attrs(attrs) unless attrs.nil?

  if block
    raise ArgumentError, 'can\'t have both text and block' unless text.nil?
    _indent
    @writer.element(@elements[sym]) do
      _write_attrs(attrs) unless attrs.nil?
      _write_contents(block)
    end
    _newline
  else
    _indent
    @writer.element(@elements[sym]) do
      _write_attrs(attrs) unless attrs.nil?
      @writer.text(text)  unless text.nil?
    end
    _newline
  end
end