Class: TextLineBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/almirah/doc_items/text_line.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(builder_context) ⇒ TextLineBuilder

Returns a new instance of TextLineBuilder.



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# File 'lib/almirah/doc_items/text_line.rb', line 248

def initialize(builder_context)
  @builder_context = builder_context
end

Instance Attribute Details

#builder_context ⇒ Object

Returns the value of attribute builder_context.



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# File 'lib/almirah/doc_items/text_line.rb', line 246

def builder_context
  @builder_context
end

Instance Method Details

#restore(token_list) ⇒ Object

rubocop:disable Metrics/AbcSize,Metrics/CyclomaticComplexity,Metrics/MethodLength,Metrics/PerceivedComplexity



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# File 'lib/almirah/doc_items/text_line.rb', line 252

def restore(token_list) # rubocop:disable Metrics/AbcSize,Metrics/CyclomaticComplexity,Metrics/MethodLength,Metrics/PerceivedComplexity
  result = ''
  return '' if token_list.nil?

  sub_list_url_text = nil
  sub_list_url_address = nil
  tl = token_list.length
  ti = 0
  while ti < tl
    case token_list[ti].class.name
    when 'ItalicToken'
      is_found = false
      ti_starting_position = ti
      # try to find closing part
      tii = ti + 1
      while tii < tl
        if token_list[tii].instance_of? ItalicToken
          sub_list = token_list[(ti + 1)..(tii - 1)]
          result += @builder_context.italic(restore(sub_list))
          ti = tii + 1
          is_found = true
          break
        end
        tii += 1
      end
      unless is_found
        result += '*'
        ti = ti_starting_position + 1
      end
    when 'BoldToken'
      is_found = false
      ti_starting_position = ti
      # try to find closing part
      tii = ti + 1
      while tii < tl
        if token_list[tii].instance_of? BoldToken
          sub_list = token_list[(ti + 1)..(tii - 1)]
          result += @builder_context.bold(restore(sub_list))
          ti = tii + 1
          is_found = true
          break
        end
        tii += 1
      end
      unless is_found
        result += '**'
        ti = ti_starting_position + 1
      end
    when 'BoldAndItalicToken'
      is_found = false
      ti_starting_position = ti
      # try to find closing part
      tii = ti + 1
      while tii < tl
        if token_list[tii].instance_of? BoldAndItalicToken
          sub_list = token_list[(ti + 1)..(tii - 1)]
          result += @builder_context.bold_and_italic(restore(sub_list))
          ti = tii + 1
          is_found = true
          break
        end
        tii += 1
      end
      unless is_found
        result += '***'
        ti = ti_starting_position + 1
      end
    when 'DoubleSquareBracketLeft'
      # wiki/Obsidian link: collect raw text up to the closing "]]"
      is_found = false
      ti_starting_position = ti
      tii = ti + 1
      while tii < tl
        if token_list[tii].instance_of?(DoubleSquareBracketRight)
          inner = token_list[(ti + 1)..(tii - 1)].map(&:value).join
          result += @builder_context.wiki_link(inner)
          ti = tii + 1
          is_found = true
          break
        end
        tii += 1
      end
      unless is_found
        result += '[['
        ti = ti_starting_position + 1
      end
    when 'SquareBracketLeft'
      # try to find closing part
      is_found = false
      tii = ti + 1
      ti_starting_position = ti
      while tii < tl
        case token_list[tii].class.name
        when 'SquareBracketRightAndParentheseLeft'
          sub_list_url_text = token_list[(ti + 1)..(tii - 1)]
          ti = tii + 1
          tiii = ti
          while tiii < tl
            case token_list[tiii].class.name
            when 'ParentheseRight'
              sub_list_url_address = token_list[(tii + 1)..(tiii - 1)]
              ti = tiii + 1
              is_found = true
              break
            end
            tiii += 1
          end
          break
        when 'SquareBracketRight'
          break
        end
        tii += 1
      end
      if is_found
        result += @builder_context.link(restore(sub_list_url_text), restore(sub_list_url_address))
      else
        result += '['
        ti = ti_starting_position + 1
      end

    when 'InlineCodeToken'
      result += @builder_context.inline_code(token_list[ti].value)
      ti += 1
    when 'TextLineToken', 'ParentheseLeft', 'ParentheseRight', 'SquareBracketRight', 'DoubleSquareBracketRight'
      result += token_list[ti].value
      ti += 1
    else
      ti += 1
    end
  end
  result
end