Check Negative Dbl

Checks if x is a negative dbl (non-missing numeric scalar with no attributes including names).

check_neg_dbl(x, coerce = FALSE, x_name = substitute(x), error = TRUE)

Arguments

x

The object to check.

coerce

A flag indicating whether to coerce a scalar integer to a dbl and drop attributes including names.

x_name

A string of the name of the object x.

error

A flag indicating whether to throw an informative error or immediately generate an informative message if the check fails.

Value

An invisible copy of x (if it doesn't throw an error).

See also

check_dbl

Examples

check_neg_dbl(1, error = FALSE)
#> Warning: `check_neg_dbl()` was deprecated in checkr 0.5.1.
#> Please use chk::chk_dbl() and chk::chk_lt() instead.
#> Warning: 1 must be negative
check_neg_dbl(0L, error = FALSE)
#> Warning: `check_neg_dbl()` was deprecated in checkr 0.5.1.
#> Please use chk::chk_dbl() and chk::chk_lt() instead.
#> Warning: 0L must be class numeric
#> Warning: 0L must inherit from classes 'numeric' in that order
#> Warning: 0L must be negative
check_neg_dbl(0, error = FALSE)
#> Warning: `check_neg_dbl()` was deprecated in checkr 0.5.1.
#> Please use chk::chk_dbl() and chk::chk_lt() instead.
#> Warning: 0 must be negative