Adding holidays for syria

lang/syria/ar/holidays.json

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+{
+    "New Year\n's Day": "يوم رأس السنة",
+    "Mother\n's Day": "عيد الأم",
+    "Teacher\n's Day": "عيد المعلم",
+    "Western Easter": "عيد الفصح الغربي",
+    "Eid al-Fitr": "عيد الفطر السعيد",
+    "Syrian Independence Day": "عيد الجلاء واستقلال سورية",
+    "Labor Day": "عيد العمال",
+    "Eastern Easter": "عيد الفصح الشرقي",
+    "Martyrs\n' Day": "عيد الشهداء",
+    "Eid al-Adha": "عيد الأضحى المبارك",
+    "Islamic New Year": "عيد رأس السنة الهجرية",
+    "The commemoration of the birth of the Prophet Muhammad": "عيد مولد الرسول الأعظم",
+    "The October Liberation War": "ذكرى حرب تشرين التحريرية",
+    "Merry Christmas": "عيد الميلاد المجيد"
+}

src/Countries/Syria.php

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+<?php
+
+namespace Spatie\Holidays\Countries;
+
+use Carbon\CarbonImmutable;
+
+class Syria extends Country
+{
+    public function countryCode(): string
+    {
+        return 'sy';
+    }
+
+    protected function allHolidays(int $year): array
+    {
+        return array_merge([
+            "New Year\n's Day" => '01-01',
+            "Mother\n's Day" => '03-21',
+            "Teacher\n's Day" => '03-21',
+            "Western Easter" => '03-31',
+            "Eid al-Fitr" => '04-10',
+            "Syrian Independence Day" => '04-17',
+            "Labor Day" => '05-01',
+            "Eastern Easter" => '05-05',
+            "Martyr\n's Day" => '05-06',
+            "Eid al-Adha" => '06-16',
+            "Islamic New Year" => '07-07',
+            "The commemoration of the birth of the Prophet Muhammad" => '09-15',
+            "The October Liberation War" => '10-06',
+            "Merry Christmas" => '12-25',
+        ], $this->variableHolidays($year));
+    }
+
+    /** @return array<string, string|CarbonImmutable> */
+    protected function variableHolidays(int $year): array
+    {
+        // The variable holidays all follow the lunar calendar, so their dates are not confirmed.
+        return [];
+    }
+}

tests/.pest/snapshots/Countries/SyriaTest/it_can_calculate_syria_holidays.snap

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+[
+    {
+        "name": "New Year\n's Day",
+        "date": "2024-01-01"
+    },
+    {
+        "name": "Mother\n's Day",
+        "date": "2024-03-21"
+    },
+    {
+        "name": "Teacher\n's Day",
+        "date": "2024-03-21"
+    },
+    {
+        "name": "Western Easter",
+        "date": "2024-03-31"
+    },
+    {
+        "name": "Eid al-Fitr",
+        "date": "2024-04-10"
+    },
+    {
+        "name": "Syrian Independence Day",
+        "date": "2024-04-17"
+    },
+    {
+        "name": "Labor Day",
+        "date": "2024-05-01"
+    },
+    {
+        "name": "Eastern Easter",
+        "date": "2024-05-05"
+    },
+    {
+        "name": "Martyr\n's Day",
+        "date": "2024-05-06"
+    },
+    {
+        "name": "Eid al-Adha",
+        "date": "2024-06-16"
+    },
+    {
+        "name": "Islamic New Year",
+        "date": "2024-07-07"
+    },
+    {
+        "name": "The commemoration of the birth of the Prophet Muhammad",
+        "date": "2024-09-15"
+    },
+    {
+        "name": "The October Liberation War",
+        "date": "2024-10-06"
+    },
+    {
+        "name": "Merry Christmas",
+        "date": "2024-12-25"
+    }
+]

tests/.pest/snapshots/Countries/SyriaTest/it_can_translate_syria_holidays_into_arabic.snap

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+[
+    {
+        "name": "\u064a\u0648\u0645 \u0631\u0623\u0633 \u0627\u0644\u0633\u0646\u0629",
+        "date": "2024-01-01"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0627\u0644\u0623\u0645",
+        "date": "2024-03-21"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0627\u0644\u0645\u0639\u0644\u0645",
+        "date": "2024-03-21"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0627\u0644\u0641\u0635\u062d \u0627\u0644\u063a\u0631\u0628\u064a",
+        "date": "2024-03-31"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0627\u0644\u0641\u0637\u0631 \u0627\u0644\u0633\u0639\u064a\u062f",
+        "date": "2024-04-10"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0627\u0644\u062c\u0644\u0627\u0621 \u0648\u0627\u0633\u062a\u0642\u0644\u0627\u0644 \u0633\u0648\u0631\u064a\u0629",
+        "date": "2024-04-17"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0627\u0644\u0639\u0645\u0627\u0644",
+        "date": "2024-05-01"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0627\u0644\u0641\u0635\u062d \u0627\u0644\u0634\u0631\u0642\u064a",
+        "date": "2024-05-05"
+    },
+    {
+        "name": "Martyr\n's Day",
+        "date": "2024-05-06"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0627\u0644\u0623\u0636\u062d\u0649 \u0627\u0644\u0645\u0628\u0627\u0631\u0643",
+        "date": "2024-06-16"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0631\u0623\u0633 \u0627\u0644\u0633\u0646\u0629 \u0627\u0644\u0647\u062c\u0631\u064a\u0629",
+        "date": "2024-07-07"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0645\u0648\u0644\u062f \u0627\u0644\u0631\u0633\u0648\u0644 \u0627\u0644\u0623\u0639\u0638\u0645",
+        "date": "2024-09-15"
+    },
+    {
+        "name": "\u0630\u0643\u0631\u0649 \u062d\u0631\u0628 \u062a\u0634\u0631\u064a\u0646 \u0627\u0644\u062a\u062d\u0631\u064a\u0631\u064a\u0629",
+        "date": "2024-10-06"
+    },
+    {
+        "name": "\u0639\u064a\u062f \u0627\u0644\u0645\u064a\u0644\u0627\u062f \u0627\u0644\u0645\u062c\u064a\u062f",
+        "date": "2024-12-25"
+    }
+]

tests/Countries/SyriaTest.php

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+<?php
+
+namespace Spatie\Holidays\Tests\Countries;
+
+use Carbon\CarbonImmutable;
+use Spatie\Holidays\Holidays;
+
+it('can calculate syria holidays', function () {
+    CarbonImmutable::setTestNowAndTimezone('2024-01-01');
+
+    $holidays = Holidays::for(country: 'sy')->get();
+
+    expect($holidays)
+        ->toBeArray()
+        ->not()->toBeEmpty()
+        ->and(formatDates($holidays))->toMatchSnapshot();
+});
+it('can translate syria holidays into arabic', function () {
+    $holidays = Holidays::for(country: 'sy', year: 2024, locale: 'ar')->get();
+    expect($holidays)
+        ->toBeArray()
+        ->not()->toBeEmpty();
+
+    expect(formatDates($holidays))->toMatchSnapshot();
+});