Add number.unit32

source/lib/predicates/number.ts

@@ -167,4 +167,17 @@ export class NumberPredicate extends Predicate<number> {
 			validator: value => is.integer(value) && is.inRange(value, [start, end])
 		});
 	}
+
+	/**
+	 * Test a number to be in a valid range for a uint32.
+	 */
+	get uint32() {
+		const start = 0;
+		const end = 4294967295;
+
+		return this.addValidator({
+			message: (value, label) => `Expected ${label} to be an integer in range [${start}..${end}], got ${value}`,
+			validator: value => is.integer(value) && is.inRange(value, [start, end])
+		});
+	}
 }

source/test/number.ts

@@ -98,3 +98,11 @@ test('number.uint16', t => {
 	t.throws(() => m(1.5, m.number.uint16), 'Expected number to be an integer in range [0..65535], got 1.5');
 	t.throws(() => m(65536, m.number.uint16), 'Expected number to be an integer in range [0..65535], got 65536');
 });
+
+test('number.uint32', t => {
+	t.notThrows(() => m(0, m.number.uint32));
+	t.notThrows(() => m(4294967295, m.number.uint32));
+	t.throws(() => m(-1, m.number.uint32), 'Expected number to be an integer in range [0..4294967295], got -1');
+	t.throws(() => m(1.5, m.number.uint32), 'Expected number to be an integer in range [0..4294967295], got 1.5');
+	t.throws(() => m(4294967296, m.number.uint32), 'Expected number to be an integer in range [0..4294967295], got 4294967296');
+});