Class: Twig::TwigFunction

Inherits:
Callable show all
Defined in:
lib/twig/twig_function.rb

Instance Attribute Summary

Attributes inherited from Callable

#arguments, #callable, #dynamic_name, #name

Instance Method Summary collapse

Methods inherited from Callable

#needs_charset?, #needs_context?, #needs_environment?, #with_dynamic_arguments

Constructor Details

#initialize(name, callable = nil, options = {}) ⇒ TwigFunction

Returns a new instance of TwigFunction.



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# File 'lib/twig/twig_function.rb', line 5

def initialize(name, callable = nil, options = {})
  super

  @options = {
    is_safe: nil,
    is_safe_callback: nil,
    node_class: Node::Expression::Function,
    parser_callable: nil,
  }.merge(@options)
end

Instance Method Details

#node_class ⇒ Object 



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# File 'lib/twig/twig_function.rb', line 33

def node_class
  @options[:node_class]
end

#parser_callable ⇒ Proc|nil

Returns:

  • (Proc|nil) 


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# File 'lib/twig/twig_function.rb', line 29

def parser_callable
  @options[:parser_callable]
end

#safe(function_args) ⇒ Object

Parameters:



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# File 'lib/twig/twig_function.rb', line 17

def safe(function_args)
  return @options[:is_safe] unless @options[:is_safe].nil?
  return @options[:is_safe_callback].call(function_args) unless @options[:is_safe_callback].nil?

  []
end

#type ⇒ Object 



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# File 'lib/twig/twig_function.rb', line 24

def type
  :function
end