Class: Props::BaseWithExtensions

Inherits:
Base
  • Object
show all
Defined in:
lib/props_template/base_with_extensions.rb

Instance Attribute Summary collapse

Attributes inherited from Base

#item_context

Instance Method Summary collapse

Methods inherited from Base

#array!, #child!, #extract!, #result!

Constructor Details

#initialize(builder, context = nil, options = {}) ⇒ BaseWithExtensions

Returns a new instance of BaseWithExtensions.



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# File 'lib/props_template/base_with_extensions.rb', line 5

def initialize(builder, context = nil, options = {})
  @context = context
  @builder = builder
  @em = ExtensionManager.new(self)
  @traveled_path = []
  super()
end

Instance Attribute Details

#builder ⇒ Object (readonly)

Returns the value of attribute builder.



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# File 'lib/props_template/base_with_extensions.rb', line 3

def builder
  @builder
end

#context ⇒ Object (readonly)

Returns the value of attribute context.



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# File 'lib/props_template/base_with_extensions.rb', line 3

def context
  @context
end

#deferred ⇒ Object (readonly)

Returns the value of attribute deferred.



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# File 'lib/props_template/base_with_extensions.rb', line 3

def deferred
  @deferred
end

#fragments ⇒ Object (readonly)

Returns the value of attribute fragments.



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# File 'lib/props_template/base_with_extensions.rb', line 3

def fragments
  @fragments
end

#stream ⇒ Object (readonly)

Returns the value of attribute stream.



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# File 'lib/props_template/base_with_extensions.rb', line 3

def stream
  @stream
end

#traveled_path ⇒ Object (readonly)

Returns the value of attribute traveled_path.



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# File 'lib/props_template/base_with_extensions.rb', line 3

def traveled_path
  @traveled_path
end

Instance Method Details

#deferred! ⇒ Object 



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# File 'lib/props_template/base_with_extensions.rb', line 17

def deferred!
  @em.deferred
end

#disable_deferments! ⇒ Object 



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# File 'lib/props_template/base_with_extensions.rb', line 13

def disable_deferments!
  @em.disable_deferments
end

#format_key(key) ⇒ Object 



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# File 'lib/props_template/base_with_extensions.rb', line 49

def format_key(key)
  key.to_s
end

#fragments! ⇒ Object 



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# File 'lib/props_template/base_with_extensions.rb', line 21

def fragments!
  @em.fragments
end

#handle_collection(collection, options) ⇒ Object 



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# File 'lib/props_template/base_with_extensions.rb', line 77

def handle_collection(collection, options)
  if options[:cache]
    key, rest = [*options[:cache]]

    if ::Proc === key
      cache_keys = collection.map do |item|
        key.call(item)
      end
      @em.load_cache(cache_keys, rest || {})
    end
  end

  super
end

#handle_collection_item(collection, item, index, options) ⇒ Object 



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# File 'lib/props_template/base_with_extensions.rb', line 92

def handle_collection_item(collection, item, index, options)
  if !options[:key]
    @traveled_path.push(index)
  else
    if (key = options[:key])
      val = if item.respond_to? key
        item.send(key)
      elsif item.is_a? Hash
        item[key] || item[key.to_sym]
      end
    end

    if key.nil?
      @traveled_path.push(index)
    else
      @traveled_path.push("#{key}=#{val}")
    end
  end

  super

  @traveled_path.pop
  nil
end

#handle_set_block(key, options) ⇒ Object 



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# File 'lib/props_template/base_with_extensions.rb', line 62

def handle_set_block(key, options)
  n = 1
  if (suffix = options[:path_suffix])
    n += suffix.length
    @traveled_path.push(suffix)
  else
    @traveled_path.push(key)
  end

  super

  @traveled_path.pop(n)
  nil
end

#scoped_state {|@stream, @em.deferred, @em.fragments| ... } ⇒ Object

Yields:



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# File 'lib/props_template/base_with_extensions.rb', line 37

def scoped_state
  prev_state = [@stream, @em.deferred, @em.fragments]
  @em = ExtensionManager.new(self)
  prev_scope = @scope
  @scope = nil

  yield @stream, @em.deferred, @em.fragments

  @scope = prev_scope
  @em = ExtensionManager.new(self, prev_state[1], prev_state[2])
end

#set!(key, options = {}, &block) ⇒ Object 



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# File 'lib/props_template/base_with_extensions.rb', line 53

def set!(key, options = {}, &block)
  if !block && options.is_a?(Props::Options)
    options.valid_for_set!
    super {}
  else
    super
  end
end

#set_content!(options = {}) ⇒ Object 



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# File 'lib/props_template/base_with_extensions.rb', line 29

def set_content!(options = {})
  return super if !@em.has_extensions(options)

  @em.handle(options, item_context) do
    yield
  end
end

#traveled_path! ⇒ Object 



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# File 'lib/props_template/base_with_extensions.rb', line 25

def traveled_path!
  @traveled_path.join(".")
end