+2

README.md

@@ -1,5 +1,5 @@
 # paginate
-[![version 1.0.0+1](https://img.shields.io/badge/pub-v1.0.0+1-brightgreen.svg)](https://pub.dartlang.org/packages/angel_paginate)
+[![version 1.0.0+2](https://img.shields.io/badge/pub-v1.0.0+2-brightgreen.svg)](https://pub.dartlang.org/packages/angel_paginate)
 [![build status](https://travis-ci.org/angel-dart/paginate.svg)](https://travis-ci.org/angel-dart/paginate)
 ![coverage: 100%](https://img.shields.io/badge/coverage-100%25-green.svg)
 
@@ -89,4 +89,7 @@ in the `paginate` call.
 
 Ex. `http://mysite.com/api/todos?$limit=25`
 
-You can use these pagination functions to provide powerful search experiences on your websites.
+You can use these pagination functions to provide powerful search experiences on your websites.
+
+**NOTE**: If the paginated data is empty, expect `start_index` and `end_index`
+to both be `-1`.

lib/angel_paginate.dart

@@ -55,7 +55,7 @@ class Paginator<T> {
         currentPage: _page + 1,
         previousPage: _page <= 0 ? -1 : _page,
         nextPage: _page >= last - 1 ? -1 : _page + 2,
-        startIndex: offset,
+        startIndex: it.isEmpty ? -1 : offset,
         endIndex: offset + it.length - 1,
         itemsPerPage: itemsPerPage,
         total: len);

pubspec.yaml

@@ -1,5 +1,5 @@
 name: angel_paginate
-version: 1.0.0+1
+version: 1.0.0+2
 description: Platform-agnostic pagination library, with custom support for the Angel framework.
 author: Tobe O <thosakwe@gmail.com>
 homepage: https://github.com/angel-dart/paginate

test/paginate_test.dart

@@ -110,4 +110,20 @@ main() {
       paginator.next();
     } while(paginator.canGoForward);
   });
+
+  test('empty collection', () {
+    var paginator = new Paginator([]);
+    var page = paginator.current;
+    print(page.toJson());
+
+    expect(page.total, 0);
+    expect(page.previousPage, -1);
+    expect(page.nextPage, -1);
+    expect(page.currentPage, 1);
+    expect(page.startIndex, -1);
+    expect(page.endIndex, -1);
+    expect(page.data, isEmpty);
+    expect(paginator.canGoBack, isFalse);
+    expect(paginator.canGoForward, isFalse);
+  });
 }