missing_x_msg {optmatch} | R Documentation |
(Internal) If the x argument does not exist for match_on, fullmatch, or pairmatch, use this function to print a helpful message.
Description
(Internal) If the x argument does not exist for match_on, fullmatch, or pairmatch, use this function to print a helpful message.
Usage
missing_x_msg(x_str, data_str, ...)
Arguments
x_str |
x as a string of code, usually deparse(substitute(x)) |
data_str |
data arg as string of code |
... |
will look for 'z = <stuff>' in the extra args of caller |
Value
string a helpful error message
Author(s)
Josh Buckner
[Package optmatch version 0.10.7 Index]