class SyntaxTree::YARV::OptAref

### Summary

‘opt_aref` is a specialization of the `opt_send_without_block` instruction that occurs when the `[]` operator is used. There are fast paths if the receiver is an integer, array, or hash.

### Usage

~~~ruby 7 ~~~

Attributes

calldata[R]

Public Class Methods

new(calldata) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2727
def initialize(calldata)
  @calldata = calldata
end

Public Instance Methods

==(other) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2743
def ==(other)
  other.is_a?(OptAref) && other.calldata == calldata
end

call(vm) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2763
def call(vm)
  canonical.call(vm)
end

canonical() click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2759
def canonical
  Send.new(calldata, nil)
end

deconstruct_keys(_keys) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2739
def deconstruct_keys(_keys)
  { calldata: calldata }
end

disasm(fmt) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2731
def disasm(fmt)
  fmt.instruction("opt_aref", [fmt.calldata(calldata)])
end

length() click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2747
def length
  2
end

pops() click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2751
def pops
  2
end

pushes() click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2755
def pushes
  1
end

to_a(_iseq) click to toggle source

# File lib/syntax_tree/yarv/instructions.rb, line 2735
def to_a(_iseq)
  [:opt_aref, calldata.to_h]
end