Class: ActionView::RenderParser

Inherits:
Object
  • Object
show all
Defined in:
actionview/lib/action_view/render_parser.rb

Overview

:nodoc:

Constant Summary collapse

ALL_KNOWN_KEYS = 
[:partial, :template, :layout, :formats, :locals, :object, :collection, :as, :status, :content_type, :location, :spacer_template]
RENDER_TYPE_KEYS = 
[:partial, :template, :layout]

Instance Method Summary collapse

Constructor Details

#initialize(name, code) ⇒ RenderParser

Returns a new instance of RenderParser.



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# File 'actionview/lib/action_view/render_parser.rb', line 10

def initialize(name, code)
  @name = name
  @code = code
end

Instance Method Details

#render_calls ⇒ Object 



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# File 'actionview/lib/action_view/render_parser.rb', line 15

def render_calls
  queue = [Prism.parse(@code).value]
  templates = []

  while (node = queue.shift)
    queue.concat(node.compact_child_nodes)
    next unless node.is_a?(Prism::CallNode)

    options = render_call_options(node)
    next unless options

    render_type = (options.keys & RENDER_TYPE_KEYS)[0]
    template, object_template = render_call_template(options[render_type])
    next unless template

    if options.key?(:object) || options.key?(:collection) || object_template
      next if options.key?(:object) && options.key?(:collection)
      next unless options.key?(:partial)
    end

    if options[:spacer_template].is_a?(Prism::StringNode)
      templates << partial_to_virtual_path(:partial, options[:spacer_template].unescaped)
    end

    templates << partial_to_virtual_path(render_type, template)

    if render_type != :layout && options[:layout].is_a?(Prism::StringNode)
      templates << partial_to_virtual_path(:layout, options[:layout].unescaped)
    end
  end

  templates
end