Get a temporary track name — temp_track

This function returns a temporary track name, which would be deleted when the calling function exits.

Usage

temp_track_name(prefix = "", envir = parent.frame())

Arguments

prefix: a prefix for the track name
envir: environment to to pass the withr::defer function (do not change unless you know what you are doing)

Value

a temporary track name

Examples

func <- function() {
    tmp <- temp_track()
    print(tmp)
    gtrack.create_sparse(tmp, description = "", intervals = gintervals.all(), values = rep(1, nrow(gintervals.all())))
    gtrack.exists(tmp) # returns TRUE
    a <- gextract(tmp, gintervals.all())
    print(head(a))
    return(tmp)
}
tmp <- func()
#> Error in temp_track(): could not find function "temp_track"
gtrack.exists(tmp) # returns FALSE
#> Error in eval(expr, envir, enclos): object 'tmp' not found