Collect features for plottingSource:
Helper function for data on features to plot from a diverse set of data sources.
Matrix or data frame to pull features from, or a vector of feature values for a single feature. For a matrix, the features must be rows.
Character vector of features names to plot if
sourceis not a vector.
An optional vector for gene name matching with match_gene_symbol(). Ignored if source is a data frame.
Internal-use parameter marking the number of nested calls. This is used for finding the name of the "source" input variable from the caller's perspective