Module: RuboCop::Cop::YARD::Helper

Included in:
CollectionStyle, CollectionType, MeaninglessTag, MismatchName, TagTypePosition, TagTypeSyntax
Defined in:
lib/rubocop/cop/yard/helper.rb

Instance Method Summary collapse

Instance Method Details

#build_docstring(preceding_lines) ⇒ Object 



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# File 'lib/rubocop/cop/yard/helper.rb', line 81

def build_docstring(preceding_lines)
  comment_texts = preceding_lines.map { |l| l.text.gsub(/\A#/, '') }
  minimum_space = comment_texts.map { |t| t.index(/[^\s]/) }.compact.min
  yard_docstring = comment_texts.map { |t| t[minimum_space..-1] }.join("\n")
  begin
    ::YARD::Logger.instance.enter_level(::YARD::Logger::ERROR) do
      ::YARD::DocstringParser.new.parse(yard_docstring)
    end
  rescue
    nil
  end
end

#each_types_explainer(docstring, &block) ⇒ Object 



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# File 'lib/rubocop/cop/yard/helper.rb', line 22

def each_types_explainer(docstring, &block)
  docstring.tags.each do |tag|
    types = extract_tag_types(tag) or next

    begin
      types_explainers = parse_type(types.join(', '))
      next if types.size != types_explainers.size

      types.zip(types_explainers).each do |type, types_explainer|
        block.call(type, types_explainer)
      end
    rescue SyntaxError
    end
  end
end

#extract_tag_types(tag) ⇒ Object 



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# File 'lib/rubocop/cop/yard/helper.rb', line 7

def extract_tag_types(tag)
  case tag
  when ::YARD::Tags::OptionTag
    tag.pair.types
  when ::YARD::Tags::OverloadTag
    tag.types
  else
    tag.types
  end
end

#inline_comment?(comment) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rubocop/cop/yard/helper.rb', line 77

def inline_comment?(comment)
  !comment_line?(comment.source_range.source_line)
end

#parse_type(type) ⇒ Object 



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# File 'lib/rubocop/cop/yard/helper.rb', line 18

def parse_type(type)
  ::YARD::Tags::TypesExplainer::Parser.parse(type)
end

#styled_string(types_explainer) ⇒ Object 



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# File 'lib/rubocop/cop/yard/helper.rb', line 38

def styled_string(types_explainer)
  case types_explainer
  when ::YARD::Tags::TypesExplainer::HashCollectionType
    tname = case [style, types_explainer.name]
    when [:short, 'Hash']
      ''
    when [:long, 'Hash']
      'Hash'
    else
      types_explainer.name
    end
    "#{tname}{#{types_explainer.key_types.map { styled_string(_1) }.join(', ')} => #{types_explainer.value_types.map { styled_string(_1) }.join(', ')}}"
  when ::YARD::Tags::TypesExplainer::FixedCollectionType
    tname = case [style, types_explainer.name]
    when [:short, 'Array']
      ''
    when [:long, 'Array']
      'Array'
    else
      types_explainer.name
    end
    "#{tname}(#{types_explainer.types.map { styled_string(_1) }.join(', ')})"
  when ::YARD::Tags::TypesExplainer::CollectionType
    tname = case [style, types_explainer.name]
    when [:short, 'Array']
      ''
    when [:long, 'Array']
      'Array'
    else
      types_explainer.name
    end
    "#{tname}<#{types_explainer.types.map { styled_string(_1) }.join(', ')}>"
  when ::YARD::Tags::TypesExplainer::Type
    types_explainer.name
  else
    raise "#{types_explainer.class} is not supported"
  end
end