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# --------------------------------------------
# Generic function for the lineup
# --------------------------------------------
#' Lineup of a united formation
#'
#' Generates a \code{numeric} vector which specifies the used united lineup
#'
#' @param obj object of the class \code{formation}.
#'
#' @return \code{vector} of the used lineup
#'
#' @name getLineup
NULL
#' @rdname getLineup
#'
#' @export
setGeneric("getLineup", function(obj) standardGeneric("getLineup"))
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