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checkr (version 0.5.0)

check_noneg_int: Check Non-Negative Int

Description

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

Usage

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

Arguments

x

The object to check.

coerce

A flag indicating whether to coerce a non-negative numeric (dbl) whole number to a count and drop attributes (including names).

x_name

A string of the name of the object.

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_int

Examples

Run this code
# NOT RUN {
check_noneg_int(1, error = FALSE)
check_noneg_int(0L, error = FALSE)
check_noneg_int(1L, error = FALSE)
# }

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