Tidyselect track variables — vars_track • gggenomes

Based on tidyselect::vars_pull. Powers track selection in pull_track(). Catches and modifies errors from vars_pull to track-relevant info.

Usage

vars_track(
  x,
  track_id,
  track_type = c("seqs", "feats", "links"),
  ignore = NULL
)

Arguments

x: A gggenomes or gggenomes_layout object
track_id: a quoted or unquoted name or as positive/negative integer giving the position from the left/right.
track_type: restrict to these types of tracks - affects position-based selection
ignore: names of tracks to ignore when selecting by position.

Value

The selected track_id as an unnamed string