class SyntaxTree::YARV::TopN

### Summary

‘topn` pushes a single value onto the stack that is a copy of the value within the stack that is `number` of slots down from the top.

### Usage

~~~ruby case 3 when 1..5

puts "foo"

end ~~~

number[R]

new(number) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 5656
def initialize(number)
  @number = number
end

==(other) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 5672
def ==(other)
  other.is_a?(TopN) && other.number == number
end

call(vm) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 5684
def call(vm)
  vm.push(vm.stack[-number - 1])
end

deconstruct_keys(_keys) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 5668
def deconstruct_keys(_keys)
  { number: number }
end

disasm(fmt) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 5660
def disasm(fmt)
  fmt.instruction("topn", [fmt.object(number)])
end

length() click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 5676
def length
  2
end

pushes() click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 5680
def pushes
  1
end

to_a(_iseq) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 5664
def to_a(_iseq)
  [:topn, number]
end