class PowerAssert::Parser

def handle_columnless_ident(left_idents, mid, right_idents, with_safe_op = false)
  left_max = left_idents.flatten.max_by(&:column)
  right_min = right_idents.flatten.min_by(&:column)
  bg = left_max ? left_max.column + left_max.name.length : 0
  ed = right_min ? right_min.column - 1 : @line_for_parsing.length - 1
  mname = mid.to_s
  srctxt = MID2SRCTXT[mid] || mname
  re = /
    #{'\b' if /\A\w/ =~ srctxt}
    #{Regexp.escape(srctxt)}
    #{'\b' if /\w\z/ =~ srctxt}
  /x
  indices = str_indices(@line_for_parsing, re, bg, ed)
  if indices.length == 1 or !(right_idents.empty? and left_idents.empty?)
    ident = Ident[:method, mname, right_idents.empty? ? indices.first : indices.last]
    left_idents + right_idents + (with_safe_op ? [Branch[[ident], []]] : [ident])
  else
    left_idents + right_idents
  end
end