From e01edd128f0f99eb1271848d950b78871f633ce8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Samuel=20=C5=A0tancl?= <samuel.stancl@gmail.com>
Date: Sun, 20 Feb 2022 21:50:53 +0100
Subject: [PATCH] add options() method, resolve #2

---
 src/Options.php                                  | 16 ++++++++++++++++
 tests/Pest.php                                   | 11 +++++++++++
 .../{EnumTest.php => InvokableCasesTest.php}     |  9 ---------
 tests/Pest/OptionsTest.php                       |  7 +++++++
 4 files changed, 34 insertions(+), 9 deletions(-)
 create mode 100644 src/Options.php
 rename tests/Pest/{EnumTest.php => InvokableCasesTest.php} (80%)
 create mode 100644 tests/Pest/OptionsTest.php

diff --git a/src/Options.php b/src/Options.php
new file mode 100644
index 0000000..785daf6
--- /dev/null
+++ b/src/Options.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace ArchTech\Enums;
+
+trait Options
+{
+    /** Get an associative array of [case name => case value]. */
+    public static function options(): array
+    {
+        return array_reduce(static::cases(), function ($options, $case) {
+            $options[$case->name] = $case->value;
+
+            return $options;
+        }, []);
+    }
+}
diff --git a/tests/Pest.php b/tests/Pest.php
index 68220b0..5a22b99 100644
--- a/tests/Pest.php
+++ b/tests/Pest.php
@@ -11,6 +11,9 @@
 |
 */
 
+use ArchTech\Enums\InvokableCases;
+use ArchTech\Enums\Options;
+
 uses(ArchTech\Enums\Tests\TestCase::class)->in('Pest');
 
 /*
@@ -43,3 +46,11 @@ function something()
 {
     // ..
 }
+
+enum Status: int
+{
+    use InvokableCases, Options;
+
+    case PENDING = 0;
+    case DONE = 1;
+}
diff --git a/tests/Pest/EnumTest.php b/tests/Pest/InvokableCasesTest.php
similarity index 80%
rename from tests/Pest/EnumTest.php
rename to tests/Pest/InvokableCasesTest.php
index 27b03d5..ba23579 100644
--- a/tests/Pest/EnumTest.php
+++ b/tests/Pest/InvokableCasesTest.php
@@ -1,7 +1,6 @@
 <?php
 
 use ArchTech\Enums\Exceptions\UndefinedCaseError;
-use ArchTech\Enums\InvokableCases;
 
 it('can be used as a static method', function () {
     expect(Status::PENDING())->toBe(0);
@@ -18,11 +17,3 @@ it('can be invoked as an instance', function () {
 it('throws an error when a nonexistent case is being used', function () {
     Status::INVALID();
 })->expectException(UndefinedCaseError::class);
-
-enum Status: int
-{
-    use InvokableCases;
-
-    case PENDING = 0;
-    case DONE = 1;
-}
diff --git a/tests/Pest/OptionsTest.php b/tests/Pest/OptionsTest.php
new file mode 100644
index 0000000..1498efd
--- /dev/null
+++ b/tests/Pest/OptionsTest.php
@@ -0,0 +1,7 @@
+<?php
+
+it('can return an associative array of options')
+    ->expect(Status::options())->toBe([
+        'PENDING' => 0,
+        'DONE' => 1,
+    ]);