class SyntaxTree::YARV::OptSucc

### Summary

‘opt_succ` is a specialization of the `opt_send_without_block` instruction when the method being called is `succ`. Fast paths exist when the receiver is either a String or a Fixnum. It pops the receiver off the stack and pushes on the result.

### Usage

~~~ruby “”.succ ~~~

Attributes

calldata [R]

Public Class Methods

new (calldata)

Source

# File lib/syntax_tree/yarv/instructions.rb, line 4447
def initialize(calldata)
  @calldata = calldata
end

Public Instance Methods

== (other)

Source

# File lib/syntax_tree/yarv/instructions.rb, line 4463
def ==(other)
  other.is_a?(OptSucc) && other.calldata == calldata
end

call (vm)

Source

# File lib/syntax_tree/yarv/instructions.rb, line 4483
def call(vm)
  canonical.call(vm)
end

canonical ()

Source

# File lib/syntax_tree/yarv/instructions.rb, line 4479
def canonical
  Send.new(calldata, nil)
end

deconstruct_keys (_keys)

Source

# File lib/syntax_tree/yarv/instructions.rb, line 4459
def deconstruct_keys(_keys)
  { calldata: calldata }
end

disasm (fmt)

Source

# File lib/syntax_tree/yarv/instructions.rb, line 4451
def disasm(fmt)
  fmt.instruction("opt_succ", [fmt.calldata(calldata)])
end

length ()

Source

# File lib/syntax_tree/yarv/instructions.rb, line 4467
def length
  2
end

pops ()

Source

# File lib/syntax_tree/yarv/instructions.rb, line 4471
def pops
  1
end

pushes ()

Source

# File lib/syntax_tree/yarv/instructions.rb, line 4475
def pushes
  1
end

to_a (_iseq)

Source

# File lib/syntax_tree/yarv/instructions.rb, line 4455
def to_a(_iseq)
  [:opt_succ, calldata.to_h]
end