Check variables are of same levels

Usage

assert_valid_var_pair(
  df1,
  df2,
  var,
  lab1 = deparse(substitute(df1)),
  lab2 = deparse(substitute(df2))
)

Arguments

df1

(data.frame) input.

df2

(data.frame) input.

var

(string) variable to check.

lab1

(string) label hint for df1.

lab2

(string) label hint for df2.