wip: migrate to bun

test/isString.spec.ts

@@ -0,0 +1,38 @@
+import assert from 'node:assert';
+import lodashStable from 'lodash';
+import { falsey, args, slice, symbol, realm } from './utils';
+import isString from '../src/isString';
+
+describe('isString', () => {
+    it('should return `true` for strings', () => {
+        assert.strictEqual(isString('a'), true);
+        assert.strictEqual(isString(Object('a')), true);
+    });
+
+    it('should return `false` for non-strings', () => {
+        const expected = lodashStable.map(falsey, (value) => value === '');
+
+        const actual = lodashStable.map(falsey, (value, index) =>
+            index ? isString(value) : isString(),
+        );
+
+        assert.deepStrictEqual(actual, expected);
+
+        assert.strictEqual(isString(args), false);
+        assert.strictEqual(isString([1, 2, 3]), false);
+        assert.strictEqual(isString(true), false);
+        assert.strictEqual(isString(new Date()), false);
+        assert.strictEqual(isString(new Error()), false);
+        assert.strictEqual(isString(slice), false);
+        assert.strictEqual(isString({ '0': 1, length: 1 }), false);
+        assert.strictEqual(isString(1), false);
+        assert.strictEqual(isString(/x/), false);
+        assert.strictEqual(isString(symbol), false);
+    });
+
+    it('should work with strings from another realm', () => {
+        if (realm.string) {
+            assert.strictEqual(isString(realm.string), true);
+        }
+    });
+});