Class: Haml::Precompiler::Line

Inherits:
Struct
  • Object
show all
Defined in:
lib/haml/precompiler.rb

Instance Method Summary collapse

Instance Method Details

#tabsObject



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# File 'lib/haml/precompiler.rb', line 118

def tabs
  line = self
  @tabs ||= precompiler.instance_eval do
    break 0 if line.text.empty? || !(whitespace = line.full[/^\s+/])
    
    if @indentation.nil?
      @indentation = whitespace

      if @indentation.include?(?\s) && @indentation.include?(?\t)
        raise SyntaxError.new("Indentation can't use both tabs and spaces.", line.index)
      end

      @flat_spaces = @indentation * @template_tabs if flat?
      break 1
    end

    tabs = whitespace.length / @indentation.length
    break tabs if whitespace == @indentation * tabs
    break @template_tabs if flat? && whitespace =~ /^#{@indentation * @template_tabs}/

    raise SyntaxError.new(<<END.strip.gsub("\n", ' '), line.index)
Inconsistent indentation: #{Haml::Shared.human_indentation whitespace, true} used for indentation,
but the rest of the document was indented using #{Haml::Shared.human_indentation @indentation}.
END
  end
end