just-last - npm Package Compare versions

Comparing version 2.2.0 to 2.3.0

index.d.ts

@@ -1,5 +0,9 @@
-type ArrayWithLastType<Last> = [...unknown[], Last]
-
-export default function last(arr: []): undefined
-export default function last<Last>(arr: ArrayWithLastType<Last>): Last
-export default function last<Last>(arr: ArrayWithLastType<Last> | []): Last | undefined
+/**
+ * returns the last item in an array
+ * @example
+ * last([0, 1, 2, 3])
+ * // => 3
+ * last([])
+ * // => undefined
+ */
+export default function last<T>(arr: T[]): T;

index.tests.ts

@@ -6,6 +6,7 @@ import last from './index'
 const test2: number[] = last([[1, 2, 3], [4, 5, 6], [7, 8, 9]]);
-const test3: { d: number } = last([{ a: 1 }, { b: 2 }, { c: 3 }, { d: 4 }]);
-const test4: RegExp = last(['a', 1, true, /r/g]);
 const test5: number = last([1]);
 const test6: undefined = last([]);
+//you have to be a bit more generic when array has mixed types
+const test3: object = last([{ a: 1 }, { b: 2 }, { c: 3 }, { d: 4 }]);
+const test4: any = last(['a', 1, true, /r/g]);
 
@@ -20,2 +21,2 @@ // Not OK
 // @ts-expect-error
-last();
+last();

package.json

 {
   "name": "just-last",
-  "version": "2.2.0",
+  "version": "2.3.0",
   "description": "return the last member of an array",
@@ -5,0 +5,0 @@ "main": "index.js",

No alert changes

Improved metrics

Lines of code

41

increased by24.24%

Worsened metrics

Total package byte prevSize

3046

decreased by-1.26%

No dependency changes