pull in and reflect changes from upstream/master

test.js

@@ -10,7 +10,11 @@ const ErrorSubclassFixture = class extends Error {};
 const types = new Map([
 	['undefined', undefined],
 	['null', null],
-	['string', '🦄'],
+	['string', [
+		'🦄',
+		'hello world',
+		''
+	]],
 	['number', [
 		6,
 		1.4,
@@ -319,3 +323,38 @@ test('is.typedArray', t => {
 	t.false(m.typedArray([]));
 	t.false(m.typedArray({}));
 });
+
+test('is.inRange', t => {
+	const x = 3;
+
+	t.true(m.inRange(x, [0, 5]));
+	t.true(m.inRange(x, [5, 0]));
+	t.true(m.inRange(x, [-5, 5]));
+	t.true(m.inRange(x, [5, -5]));
+	t.false(m.inRange(x, [4, 8]));
+	t.true(m.inRange(-7, [-5, -10]));
+	t.true(m.inRange(-5, [-5, -10]));
+	t.true(m.inRange(-10, [-5, -10]));
+
+	t.true(m.inRange(x, 10));
+	t.true(m.inRange(0, 0));
+	t.true(m.inRange(-2, -3));
+	t.false(m.inRange(x, 2));
+	t.false(m.inRange(-3, -2));
+
+	t.throws(() => {
+		m.inRange(0);
+	});
+
+	t.throws(() => {
+		m.inRange(0, []);
+	});
+
+	t.throws(() => {
+		m.inRange(0, [5]);
+	});
+
+	t.throws(() => {
+		m.inRange(0, [1, 2, 3]);
+	});
+});