Class: Lm::SumOfProducts

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(arr = []) ⇒ SumOfProducts

Returns a new instance of SumOfProducts.



7
8
9
 
# File 'lib/lm/sum_of_products.rb', line 7

def initialize(arr = [])
  @arr = arr
end

Instance Attribute Details

#arr ⇒ Object (readonly)

Returns the value of attribute arr.



5
6
7
 
# File 'lib/lm/sum_of_products.rb', line 5

def arr
  @arr
end

Instance Method Details

#<<(value) ⇒ Object 



11
12
13
 
# File 'lib/lm/sum_of_products.rb', line 11

def <<(value)
  insert(value)
end

#implicants ⇒ Object 



19
20
21
22
23
24
25
 
# File 'lib/lm/sum_of_products.rb', line 19

def implicants
  result = {}
  @arr.each do |x|
    result[x.str.to_i(2).to_s] = x.str
  end
  ImplicantChart.new(result, length: @arr.first.str.length)
end

#insert(product) ⇒ Object 



15
16
17
 
# File 'lib/lm/sum_of_products.rb', line 15

def insert(product)
  @arr << product
end

#to_s(v = nil) ⇒ Object 



27
28
29
30
31
 
# File 'lib/lm/sum_of_products.rb', line 27

def to_s(v = nil)
  joiner = "+"
  joiner = " | " if v == :verilog || (v.is_a?(Hash) && v[:verilog])
  @arr.map { |x| x.to_s(v) }.join(joiner)
end