Class: Coradoc::CoreModel::FrontmatterBlock::FieldTransform::Registry

Inherits:
Object
  • Object
show all
Defined in:
lib/coradoc/core_model/frontmatter/field_transform.rb

Constant Summary collapse

DEFAULT = 
new

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Registry

Returns a new instance of Registry.



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# File 'lib/coradoc/core_model/frontmatter/field_transform.rb', line 40

def initialize
  @transforms = []
end

Instance Method Details

#apply_all(block, direction:, format:) ⇒ Object

Apply all registered transforms whose #applies? returns true. Returns a FrontmatterBlock (possibly the same one).



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# File 'lib/coradoc/core_model/frontmatter/field_transform.rb', line 54

def apply_all(block, direction:, format:)
  return block unless block.is_a?(FrontmatterBlock)

  @transforms.reduce(block) do |current, klass|
    transform = klass.new
    if transform.applies?(direction: direction, format: format)
      transform.apply(current)
    else
      current
    end
  end
end

#count ⇒ Object 



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# File 'lib/coradoc/core_model/frontmatter/field_transform.rb', line 48

def count
  @transforms.size
end

#register(transform_class) ⇒ Object 



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# File 'lib/coradoc/core_model/frontmatter/field_transform.rb', line 44

def register(transform_class)
  @transforms << transform_class unless @transforms.include?(transform_class)
end