Class: Rubex::AST::Expression::InstanceVar

Inherits:
Base
  • Object
show all
Defined in:
lib/rubex/ast/expression/instance_var.rb

Instance Attribute Summary

Attributes inherited from Base

#entry, #type, #typecast

Instance Method Summary collapse

Methods inherited from Base

#allocate_temp, #allocate_temps, #analyse_for_target_type, #expression?, #from_ruby_object, #generate_and_dispose_subexprs, #generate_disposal_code, #has_temp, #possible_typecast, #release_temp, #release_temps, #to_ruby_object

Constructor Details

#initialize(name) ⇒ InstanceVar

Returns a new instance of InstanceVar.



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# File 'lib/rubex/ast/expression/instance_var.rb', line 5

def initialize(name)
  @name = name
end

Instance Method Details

#analyse_types(local_scope) ⇒ Object 



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# File 'lib/rubex/ast/expression/instance_var.rb', line 9

def analyse_types(local_scope)
  @type = DataType::RubyObject.new
  @has_temp = true
end

#c_code(local_scope) ⇒ Object 



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# File 'lib/rubex/ast/expression/instance_var.rb', line 25

def c_code(local_scope)
  code = super
  code << @c_code
  code
end

#generate_assignment_code(rhs, code, local_scope) ⇒ Object 



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# File 'lib/rubex/ast/expression/instance_var.rb', line 19

def generate_assignment_code(rhs, code, local_scope)
  code << "rb_iv_set(#{local_scope.self_name}, \"#{@name}\","
  code << "#{rhs.c_code(local_scope)});"
  code.nl
end

#generate_evaluation_code(code, local_scope) ⇒ Object 



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# File 'lib/rubex/ast/expression/instance_var.rb', line 14

def generate_evaluation_code(code, local_scope)
  code << "#{@c_code} = rb_iv_get(#{local_scope.self_name}, \"#{@name}\");"
  code.nl
end