class SyntaxTree::YARV::NewHash

### Summary

‘newhash` puts a new hash onto the stack, using `number` elements from the stack. `number` needs to be even. It pops `number` elements off the stack and pushes a hash onto the stack.

### Usage

~~~ruby def foo(key, value)

{ key => value }

end ~~~

Attributes

number[R]

Public Class Methods

new(number) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2420
def initialize(number)
  @number = number
end

Public Instance Methods

==(other) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2436
def ==(other)
  other.is_a?(NewHash) && other.number == number
end

call(vm) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2452
def call(vm)
  vm.push(vm.pop(number).each_slice(2).to_h)
end

deconstruct_keys(_keys) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2432
def deconstruct_keys(_keys)
  { number: number }
end

disasm(fmt) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2424
def disasm(fmt)
  fmt.instruction("newhash", [fmt.object(number)])
end

length() click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2440
def length
  2
end

pops() click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2444
def pops
  number
end

pushes() click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2448
def pushes
  1
end

to_a(_iseq) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2428
def to_a(_iseq)
  [:newhash, number]
end