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Module: ActionView::LookupContext::ViewPaths

Relationships & Source Files
Defined in: actionview/lib/action_view/lookup_context.rb

Overview

::ActionView::Helpers related to template lookup using the lookup context information.

Instance Attribute Summary

Instance Method Summary

Instance Attribute Details

#html_fallback_for_js (readonly)

[ GitHub ] 

  


# File 'actionview/lib/action_view/lookup_context.rb', line 124



attr_reader :view_paths, :html_fallback_for_js


  








  

    #view_paths   (readonly)
  

  [ GitHub ]


  

  


# File 'actionview/lib/action_view/lookup_context.rb', line 124



attr_reader :view_paths, :html_fallback_for_js


  







Instance Method Details



  

    #any?(name, prefixes = [], partial = false)  ⇒ Boolean 
    Also known as: #any_templates?
  



  

    
  





  


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# File 'actionview/lib/action_view/lookup_context.rb', line 140



def any?(name, prefixes = [], partial = false)
  @view_paths.exists?(*args_for_any(name, prefixes, partial))
end


  








  

    #any_templates?(name, prefixes = [], partial = false)  
  



  

    

Alias for #any?.


  



  [ GitHub ]


  

  


# File 'actionview/lib/action_view/lookup_context.rb', line 143



alias :any_templates? :any?


  








  

    #detail_args_for(options)   (private)
  



  

    

Compute details hash and key according to user options (e.g. passed from #render).


  



  [ GitHub ]


  

  


# File 'actionview/lib/action_view/lookup_context.rb', line 174



def detail_args_for(options) # :doc:
  return @details, details_key if options.empty? # most common path.
  user_details = @details.merge(options)

  if @cache
    details_key = DetailsKey.details_cache_key(user_details)
  else
    details_key = nil
  end

  [user_details, details_key]
end


  








  

    #exists?(name, prefixes = [], partial = false, keys = [], **options)  ⇒ Boolean 
    Also known as: #template_exists?
  



  

    
  





  


  [ GitHub ]


  

  


# File 'actionview/lib/action_view/lookup_context.rb', line 135



def exists?(name, prefixes = [], partial = false, keys = [], **options)
  @view_paths.exists?(*args_for_lookup(name, prefixes, partial, keys, options))
end


  








  

    #find(name, prefixes = [], partial = false, keys = [], options = {})  
    Also known as: #find_template
  

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# File 'actionview/lib/action_view/lookup_context.rb', line 126



def find(name, prefixes = [], partial = false, keys = [], options = {})
  @view_paths.find(*args_for_lookup(name, prefixes, partial, keys, options))
end


  








  

    #find_all(name, prefixes = [], partial = false, keys = [], options = {})  
  

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# File 'actionview/lib/action_view/lookup_context.rb', line 131



def find_all(name, prefixes = [], partial = false, keys = [], options = {})
  @view_paths.find_all(*args_for_lookup(name, prefixes, partial, keys, options))
end


  








  

    #find_template(name, prefixes = [], partial = false, keys = [], options = {})  
  



  

    

Alias for #find.


  



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# File 'actionview/lib/action_view/lookup_context.rb', line 129



alias :find_template :find


  








  

    #template_exists?(name, prefixes = [], partial = false, keys = [], **options)  
  



  

    

Alias for #exists?.


  



  [ GitHub ]


  

  


# File 'actionview/lib/action_view/lookup_context.rb', line 138



alias :template_exists? :exists?


  








  

    #with_fallbacks  
  



  

    

Adds fallbacks to the view paths. Useful in cases when you are rendering a :file.


  



  [ GitHub ]


  

  


# File 'actionview/lib/action_view/lookup_context.rb', line 147



def with_fallbacks
  view_paths = build_view_paths((@view_paths.paths + self.class.fallbacks).uniq)

  if block_given?
    raise ArgumentError, <<~eowarn.squish
    Calling `with_fallbacks` with a block is not supported. Call methods on
    the lookup context returned by `with_fallbacks` instead.
    eowarn
  else
    ActionView::LookupContext.new(view_paths, @details, @prefixes)
  end
end