Class: Draper::HelperProxy

Inherits:
Object
  • Object
show all
Defined in:
lib/draper/helper_proxy.rb

Overview

Provides access to helper methods - both Rails built-in helpers, and those defined in your application.

Instance Method Summary collapse

Constructor Details

#initialize(view_context) ⇒ HelperProxy

Returns a new instance of HelperProxy.



7
8
9
10
11
 
# File 'lib/draper/helper_proxy.rb', line 7

def initialize(view_context = nil)
  view_context ||= current_view_context # backwards compatibility

  @view_context = view_context
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object

Sends helper methods to the view context.



14
15
16
17
 
# File 'lib/draper/helper_proxy.rb', line 14

def method_missing(method, *args, &block)
  self.class.define_proxy method
  send(method, *args, &block)
end

Instance Method Details

#respond_to_missing?(method, include_private = false) ⇒ Boolean

Checks if the context responds to an instance method, or is able to proxy it to the view context.

Returns:

  • (Boolean) 


21
22
23
 
# File 'lib/draper/helper_proxy.rb', line 21

def respond_to_missing?(method, include_private = false)
  super || view_context.respond_to?(method)
end