class Whitespace::ISA::Push

Attributes

n[R]

Public Class Methods

new(vm, n) click to toggle source
Calls superclass method Whitespace::ISA::Instruction::new
# File lib/whitespace/instructions/stack_manipulation/push.rb, line 5
def initialize(vm, n)
  unless Whitespace::Util.is_integer?(n)
    raise ArgumentError, "must be an integer: #{n}"
  end
  super(vm)
  @n = n
end

Public Instance Methods

execute() click to toggle source
# File lib/whitespace/instructions/stack_manipulation/push.rb, line 13
def execute
  vm.vstack.push n
end