Method: GLib.__add_one_arg_setter

Defined in:
lib/glib2.rb

.__add_one_arg_setter(klass) ⇒ Object 



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
84
85
86
 
# File 'lib/glib2.rb', line 49

def __add_one_arg_setter(klass)
  # for Instance methods.
  method_names = klass.instance_methods(false)
  method_names.each do |method_name|
    next if /\Aset_/ !~ method_name
    property_name = $POSTMATCH
    next if klass.method_defined?("#{property_name}=")
    next if klass.instance_method(method_name).arity != 1
    begin
      klass.module_eval("def #{property_name}=(val); set_#{property_name}(val); val; end\n")
    rescue SyntaxError
      if $DEBUG
        $stderr.puts "Couldn't create #{klass}\##{property_name}=(v)."
      end
    end
  end

  # for Class methods/Module functions.
  if klass.method(:methods).arity == -1
    method_names = klass.methods(false)
  else
    method_names = klass.methods
  end
  singleton_klass = (class << klass; self; end)
  method_names.each do |method_name|
    next if /\Aset_/ !~ method_name
    property_name = $POSTMATCH
    next if singleton_klass.method_defined?("#{property_name}=")
    next if klass.method(method_name).arity != 1
    begin
      klass.module_eval("def self.#{property_name}=(val); set_#{property_name}(val); val; end\n")
    rescue SyntaxError
      if $DEBUG
        $stderr.puts "Couldn't create #{klass}.#{property_name}=(v)."
      end
    end
  end
end