Class: Minjs::ECMA262::ExpLShiftAssign

Inherits:

Expression

• Object
• Base
• Expression
• Minjs::ECMA262::ExpLShiftAssign

Includes:

AssignmentOperation

Defined in:

lib/minjs/ecma262/expression.rb

Overview

Class of ‘<<=’ operator

See Also:

• ECMA262 11.13

Instance Attribute Summary

Attributes included from AssignmentOperation

#val, #val2

Attributes inherited from Base

#parent

Instance Method Summary

• #initialize(val, val2) ⇒ ExpLShiftAssign constructor

  A new instance of ExpLShiftAssign.

• #priority ⇒ Fixnum

  Expression priority.

• #sym ⇒ Object

  symbol of expression.

Methods included from AssignmentOperation

#==, #add_paren, #deep_dup, #ecma262_typeof, #reduce, #remove_paren, #replace, #to_js, #traverse

Methods inherited from Expression

#left_hand_side_exp?, #reduce, #side_effect?

Methods inherited from Base

#==, #add_remove_paren, #concat, #deep_dup, #replace, #to_js, #traverse

Constructor Details

#initialize(val, val2) ⇒ ExpLShiftAssign

Returns a new instance of ExpLShiftAssign.

# File 'lib/minjs/ecma262/expression.rb', line 2112

def initialize(val, val2)
  @val = val
  @val2 = val2
end

Instance Method Details

#priority ⇒ Fixnum

Returns expression priority.

Returns:

• (Fixnum) —

  expression priority

# File 'lib/minjs/ecma262/expression.rb', line 2122

def priority
  PRIORITY_ASSIGNMENT
end

#sym ⇒ Object

symbol of expression

# File 'lib/minjs/ecma262/expression.rb', line 2118

def sym
  "<<="
end