class Rufo::Formatter

def initialize(code, **options)
  @code   = code
  @tokens = Ripper.lex(code).reverse!
  @sexp   = Ripper.sexp(code)
  unless @sexp
    raise ::Rufo::SyntaxError.new
  end
  @indent           = 0
  @line             = 0
  @column           = 0
  @last_was_newline = false
  @output           = ""
  # The column of a `obj.method` call, so we can align
  # calls to that dot
  @dot_column = nil
  # Heredocs list, associated with calls ([heredoc, tilde])
  @heredocs = []
  # Current node, to be able to associate it to heredocs
  @current_node = nil
  # The current heredoc being printed
  @current_heredoc = nil
  # The current hash or call or method that has hash-like parameters
  @current_hash = nil
  # Position of comments that occur at the end of a line
  @comments_positions = []
  # Associate a line to an index inside @comments_position
  # becuase when aligning something to the left of a comment
  # we need to adjust the relative comment
  @line_to_comments_position_index = {}
  # Position of assignments
  @assignments_positions = []
  # Hash keys positions
  @hash_keys_positions = []
  # Settings
  @indent_size       = options.fetch(:indent_size, 2)
  @align_comments    = options.fetch(:align_comments, true)
  @align_assignments = options.fetch(:align_assignments, true)
  @align_hash_keys   = options.fetch(:align_hash_keys, true)
end