Add Hungary to the supported countries

phpstan-baseline.neon

@@ -34,3 +34,8 @@ parameters:
 			message: "#^Call to an undefined method Pest\\\\PendingCalls\\\\TestCall\\:\\:expect\\(\\)\\.$#"
 			count: 1
 			path: tests/ArchTest.php
+
+		-
+			message: "#^Method Spatie\\\\Holidays\\\\Countries\\\\Hungary\\:\\:fixedHolidays\\(\\) should return array\\<string, Carbon\\\\CarbonImmutable\\> but returns array\\<string, Carbon\\\\CarbonImmutable\\|string\\|false\\>\\.$#"
+			count: 1
+			path: src/Countries/Hungary.php

src/Countries/Hungary.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace Spatie\Holidays\Countries;
+
+use Carbon\CarbonImmutable;
+
+class Hungary extends Country
+{
+    public function countryCode(): string
+    {
+        return 'hu';
+    }
+
+    public function get(int $year): array
+    {
+        $this->ensureYearCanBeCalculated($year);
+
+        $fixedHolidays = $this->fixedHolidays($year);
+        $variableHolidays = $this->variableHolidays($year);
+
+        return array_merge($fixedHolidays, $variableHolidays);
+    }
+
+    /** @return array<string, CarbonImmutable> */
+    protected function fixedHolidays(int $year): array
+    {
+        $dates = [
+            'Újév' => '01-01',
+            '1848-as forradalom évfordulója' => '15-03',
+            'A munka ünnepe' => '01-05',
+            'Államalapítás ünnepe' => '20-08',
+            '1956-os forradalom évfordulója' => '23-10',
+            'Mindenszentek' => '01-11',
+            'Karácsony' => '25-12',
+            'Karácsony másnapja' => '26-12',
+        ];
+
+        foreach ($dates as $name => $date) {
+            $dates[$name] = CarbonImmutable::createFromFormat('d-m-Y', "{$date}-{$year}");
+        }
+
+        return $dates;
+    }
+
+    /** @return array<string, CarbonImmutable> */
+    protected function variableHolidays(int $year): array
+    {
+        $easter = CarbonImmutable::createFromTimestamp(easter_date($year))
+            ->setTimezone('Europe/Brussels');
+
+        return [
+            'Nagypéntek' => $easter->subDays(2),
+            'Húsvéthétfő' => $easter->addDay(),
+            'Pünkösdhétfő' => $easter->addDays(50),
+        ];
+    }
+}

tests/.pest/snapshots/Countries/HungaryTest/it_can_calculate_hungarian_holidays.snap

@@ -0,0 +1,46 @@
+[
+    {
+        "name": "\u00daj\u00e9v",
+        "date": "01-01-2024"
+    },
+    {
+        "name": "1848-as forradalom \u00e9vfordul\u00f3ja",
+        "date": "15-03-2024"
+    },
+    {
+        "name": "Nagyp\u00e9ntek",
+        "date": "29-03-2024"
+    },
+    {
+        "name": "H\u00fasv\u00e9th\u00e9tf\u0151",
+        "date": "01-04-2024"
+    },
+    {
+        "name": "A munka \u00fcnnepe",
+        "date": "01-05-2024"
+    },
+    {
+        "name": "P\u00fcnk\u00f6sdh\u00e9tf\u0151",
+        "date": "20-05-2024"
+    },
+    {
+        "name": "\u00c1llamalap\u00edt\u00e1s \u00fcnnepe",
+        "date": "20-08-2024"
+    },
+    {
+        "name": "1956-os forradalom \u00e9vfordul\u00f3ja",
+        "date": "23-10-2024"
+    },
+    {
+        "name": "Mindenszentek",
+        "date": "01-11-2024"
+    },
+    {
+        "name": "Kar\u00e1csony",
+        "date": "25-12-2024"
+    },
+    {
+        "name": "Kar\u00e1csony m\u00e1snapja",
+        "date": "26-12-2024"
+    }
+]

tests/Countries/HungaryTest.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace Spatie\Holidays\Tests\Countries;
+
+use Carbon\CarbonImmutable;
+use Spatie\Holidays\Holidays;
+
+it('can calculate hungarian holidays', function () {
+    CarbonImmutable::setTestNowAndTimezone('2024-01-01');
+
+    $holidays = Holidays::get(country: 'hu');
+
+    expect($holidays)->toMatchSnapshot();
+});