Class: Text::Gen::Filter::Meta

Inherits:
Base
  • Object
show all
Defined in:
lib/text/gen/filter/meta.rb

Overview

Meta adds meta tags to the result

Instance Method Summary collapse

Methods inherited from Base

#component_key, filter_key, filter_name, #initialize, #key, #to_s, #type, #value

Constructor Details

This class inherits a constructor from Text::Gen::Filter::Base

Instance Method Details

#meta_value(result) ⇒ Object 



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# File 'lib/text/gen/filter/meta.rb', line 17

def meta_value(result)
  case value
  when "_text_"
    result.text
  when "_value_"
    result.value.to_s
  when "_multiplier_"
    result.multiplier.to_s
  when "_words_"
    result.text.split(/\s+/).length.to_s
  when "_length_"
    result.text.length.to_s
  else
    value
  end
end

#result(context, result) ⇒ Object 



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# File 'lib/text/gen/filter/meta.rb', line 8

def result(context, result)
  return result if @depth && context.depth != @depth

  new_meta = Text::Gen::Meta.append_kv(result.meta.dup, key, meta_value(result))
  return result if new_meta == result.meta

  Result.from(result, type: component_key, meta: new_meta)
end