Hi all,
I would like to know how to create or change print methods for classes printed within a tibble. Forgive me if the answer is obvious, I don't often write classes and methods. Below is a reprex:
suppressMessages({
library(tidyverse)
library(rlang)
})
#Create an S3 object of class "exprlist", representing a list of R expressions
some_expressions <- exprs(1 + 1, 1 + 2)
class(some_expressions) <- "exprlist"
#Create a print method for "exprlist" that deparses expressions to characters
#before printing
print.exprlist <- function(x) {
print(map_chr(x, ~expr_text(.x)))
}
print(some_expressions)
#>
#> "1 + 1" "1 + 2"
#How do I get an "exprlist" to print the same way within a tibble?
tibble(some_expressions)
#> # A tibble: 2 x 1
#> some_expressions
#> <list>
#> 1 <language>
#> 2 <language>
Created on 2018-07-26 by the reprex package (v0.2.0).
Any ideas? Thanks!