Class: Duby::AST::EmptyArray

Inherits:
Node show all
Defined in:
lib/duby/ast/type.rb,
lib/duby/compiler.rb

Instance Attribute Summary collapse

Attributes inherited from Node

#children, #inferred_type, #newline, #parent, #position

Instance Method Summary collapse

Methods inherited from Node

#[], #each, #expr?, #inspect, #line_number, #log, #precompile, #resolve_if, #resolved!, #resolved?, #simple_name, #temp, #to_s

Constructor Details

#initialize(parent, line_number, type, &block) ⇒ EmptyArray

Returns a new instance of EmptyArray.



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# File 'lib/duby/ast/type.rb', line 78

def initialize(parent, line_number, type, &block)
  super(parent, line_number, [])
  @component_type = type
  @size = size
  @inferred_type = Duby::AST::type(type.name, true)

  @size = yield(self)
end

Instance Attribute Details

#component_type ⇒ Object

Returns the value of attribute component_type.



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# File 'lib/duby/ast/type.rb', line 77

def component_type
  @component_type
end

#size ⇒ Object

Returns the value of attribute size.



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# File 'lib/duby/ast/type.rb', line 76

def size
  @size
end

Instance Method Details

#compile(compiler, expression) ⇒ Object 



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# File 'lib/duby/compiler.rb', line 202

def compile(compiler, expression)
  if expression
    compiler.line(line_number)
    compiler.empty_array(component_type, size)
  end
end

#infer(typer) ⇒ Object 



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# File 'lib/duby/ast/type.rb', line 87

def infer(typer)
  typer.infer(size)
  resolved!
  return @inferred_type
end