check_single {interfacer} | R Documentation |
Checks a set of variables are all of length one
Description
Checks a set of variables are all of length one
Usage
check_single(
...,
.message = "`{param}` is not length one: ({err}).",
.env = rlang::caller_env()
)
Arguments
... |
a list of symbols |
.message |
a glue specification containing |
.env |
the environment to check (defaults to calling environment) |
Value
nothing. called for side effects. throws error if not all variables can be coerced.
Examples
a = 1
b = "Hello"
g = NA
check_single(a,b,g)
c= c(1,2,3)
d=list(a,b)
try(check_single(c,d,missing))
[Package interfacer version 0.3.3 Index]