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Assert Non-Negative

Source: R/utils-validation.R
assert_non_negative.Rd

Validates that x is a single non-negative number (>= 0). NA values are rejected.

Usage

assert_non_negative(x, arg = deparse(substitute(x)))

Arguments

x

Value to check

arg

Character string describing the argument (for error messages)

Value

Invisibly returns x if validation passes