Class: Furnace::AVM2::Tokens::CalleeToken

Inherits:
Code::SurroundedToken
  • Object
show all
Defined in:
lib/furnace-avm2/source/declaration_tokens/callee_token.rb

Direct Known Subclasses

ClosureToken, ConstructorToken, MethodToken

Instance Method Summary collapse

Constructor Details

#initialize(origin, header, method, body, options = {}) ⇒ CalleeToken

Returns a new instance of CalleeToken.



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# File 'lib/furnace-avm2/source/declaration_tokens/callee_token.rb', line 3

def initialize(origin, header, method, body, options={})
  @method, @body = method, body

  super(origin, [
    *header,
    *declaration(origin, options),
    (Furnace::AVM2::Decompiler.new(@body,
            options).decompile if @body),
    (Furnace::Code::NewlineToken.new(origin,
            options) if @body && !options[:closure])
  ], options)

  if options[:debug_funids] && !options[:closure]
    @children.unshift \
      CommentToken.new(origin,
        "Function ##{options[:index]}",
      options)
  end
end

Instance Method Details

#declaration(origin, options) ⇒ Object 



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# File 'lib/furnace-avm2/source/declaration_tokens/callee_token.rb', line 29

def declaration(origin, options)
  if @method.has_defaults?
    defaults = [nil] * (@method.param_count - @method.default_count) + @method.defaults
  end

  args = @method.param_count.times.map do |num|
    if @method.has_param_names?
      name = @method.param_names[num]
    else
      name = "param#{num}"
    end

    if defaults
      default = defaults[num]
    end

    ArgumentDeclarationToken.new(@origin, [
      VariableNameToken.new(origin, name, options),
      (TypeToken.new(origin, [
        MultinameToken.new(origin, @method.param_types[num], options)
      ], options) if @method.param_types[num]),
      (InitializationToken.new(origin, [
        ImmediateToken.new(origin, default.printable_value, options)
      ], options) if default && default.printable_value)
    ], options)
  end

  if @method.needs_rest?
    args << ArgumentDeclarationToken.new(origin, [
      RestArgumentToken.new(origin, "local0", options)
    ], options)
  end

  tokens = []

  tokens << ArgumentsToken.new(origin, args, options)

  if @method.return_type && !options[:closure]
    tokens << TypeToken.new(origin, [
      MultinameToken.new(origin, @method.return_type, options)
    ], options)
  end

  tokens
end

#text_after ⇒ Object 



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# File 'lib/furnace-avm2/source/declaration_tokens/callee_token.rb', line 23

def text_after
  if @body.nil?
    ";\n" # no bodies
  end
end