Add preg split and trim helper

Author: codebarista

bootstrap/helpers.php

@@ -21,6 +21,20 @@ function str_chop(string $value, int $limit, string $center = '...'): string
     }
 }
 
+if (! function_exists('preg_split_trim')) {
+    function preg_split_trim(string $value, string $pattern = '/,|;|\s+/', int $sort = -1): array
+    {
+        $items = array_map('trim', preg_split($pattern, $value));
+        $items = array_filter($items);
+
+        if ($sort >= SORT_REGULAR) {
+            sort($items, $sort);
+        }
+
+        return array_values($items);
+    }
+}
+
 if (! function_exists('crush_png')) {
     function crush_png(string $image): bool
     {

tests/Feature/HelpersTest.php

@@ -2,6 +2,7 @@
 
 it('has the callable helpers', function () {
     expect('encode_json')->toBeCallable()
+        ->and('preg_split_trim')->toBeCallable()
         ->and('decode_json')->toBeCallable()
         ->and('crush_png')->toBeCallable()
         ->and('str_chop')->toBeCallable();
@@ -40,6 +41,17 @@
 
 })->covers('str_chop');
 
+it('splits and trims a string', function () {
+    $value = 'one, two; three,;
+        four;five,,';
+
+    expect(preg_split_trim($value))
+        ->toBeArray()
+        ->toContain('three')
+        ->toHaveLength(5);
+
+})->covers('preg_split_trim');
+
 it('has pngcrush installed', function () {
     exec(' LC_ALL=C type pngcrush', $output, $result);
     expect($output)