class Sass::Script::Parser

def try_ops_after_interp(ops, name)
  return unless @lexer.after_interpolation?
  return unless op = try_tok(*ops)
  interp = try_op_before_interp(op) and return interp
  wa = @lexer.whitespace?
  str = Script::String.new(Lexer::OPERATORS_REVERSE[op.type])
  str.line = @lexer.line
  interp = Script::Interpolation.new(nil, str, assert_expr(name), !:wb, wa, :originally_text)
  interp.line = @lexer.line
  return interp
end