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Natural Number

Natural number primitive

<tt>natural-number/coerce</tt>

Follows integer/coerce but returns null for values below 0

const coerceToNaturalNumber = require("type/natural-number/coerce");
coerceToNaturalNumber("12.95"); // 12
coerceToNaturalNumber(-120); // null
coerceToNaturalNumber(null); // null

<tt>natural-number/ensure</tt>

If given argument is a natural number coercible value (via natural-number/coerce) returns result number. Otherwise TypeError is thrown.

const ensureNaturalNumber = require("type/natural-number/ensure");
ensureNaturalNumber(12.93); // "12"
ensureNaturalNumber(-230); // Thrown TypeError: null is not a natural number