Class: Rubex::AST::Expression::RubyConstant

Inherits:
Base
  • Object
show all
Defined in:
lib/rubex/ast/expression/ruby_constant.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_assignment_code, #generate_disposal_code, #generate_evaluation_code, #has_temp, #possible_typecast, #release_temp, #release_temps, #to_ruby_object

Constructor Details

#initialize(name) ⇒ RubyConstant

Returns a new instance of RubyConstant.



5
6
7
 
# File 'lib/rubex/ast/expression/ruby_constant.rb', line 5

def initialize(name)
  @name = name
end

Instance Method Details

#analyse_types(_local_scope) ⇒ Object 



9
10
11
12
13
 
# File 'lib/rubex/ast/expression/ruby_constant.rb', line 9

def analyse_types(_local_scope)
  @type = Rubex::DataType::RubyConstant.new @name
  c_name = Rubex::DEFAULT_CLASS_MAPPINGS[@name]
  @entry = Rubex::SymbolTable::Entry.new @name, c_name, @type, nil
end

#c_code(local_scope) ⇒ Object 



15
16
17
18
19
20
21
 
# File 'lib/rubex/ast/expression/ruby_constant.rb', line 15

def c_code(local_scope)
  if @entry.c_name # built-in constant.
    @entry.c_name
  else
    "rb_const_get(CLASS_OF(#{local_scope.self_name}), rb_intern(\"#{@entry.name}\"))"
  end
end