convert given ggbash strings into ggplot2 non-aesthetic (constant) specifications
parse_ggbash_non_aes(non_aes = "shape=1", all_aesv, colnamev,
show_warn = TRUE)A character of a non-aesthetic key and value pair
A vector of possible aesthetics.
A character vector representing column names
a flag for printing warning when ambiguous match. Default is TRUE.
all_aesv are built by get_possible_aes.
parse_ggbash_aes