Module: StairCar::InitMethods

Included in:
PMatrix, UMatrix
Defined in:
lib/stair_car/shared/init_methods.rb

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object 



47
48
49
50
51
52
53
54
 
# File 'lib/stair_car/shared/init_methods.rb', line 47

def self.included(klass)
  klass.extend(ClassMethods)
  klass.init_method_names do |method_name, sparse, type, initialize_values|
    klass.define_singleton_method(method_name) do |cols, rows|
      klass.new(cols, rows, type, sparse, initialize_values)
    end
  end
end

Instance Method Details

#array_dimensions(array) ⇒ Object 



15
16
17
18
19
20
21
22
23
24
25
26
27
 
# File 'lib/stair_car/shared/init_methods.rb', line 15

def array_dimensions(array)
  if array.first.is_a?(Array)
    # Nested array
    rows = array.size
    cols = array.first.size
  else
    # 1 dimensional array
    cols = array.size
    rows = 1
  end

  return rows, cols
end

#from_array(array, klass) ⇒ Object 



3
4
5
6
7
8
9
10
11
12
 
# File 'lib/stair_car/shared/init_methods.rb', line 3

def from_array(array, klass)
  rows, cols = array_dimensions(array)

  if klass.is_a?(Method) || klass.is_a?(Proc)
    @data = klass.call(rows, cols)
  else
    @data = klass.new(rows, cols)
  end
  self[nil,nil] = array
end