feat: input file os file proc clause

Author: yajra

src/InputFile.php

@@ -13,13 +13,18 @@ public function __construct(
         public ?string $badFile = null,
         public ?string $discardFile = null,
         public ?string $discardMax = null,
+        public ?string $osFileProcClause = null,
     ) {
     }
 
     public function __toString(): string
     {
         $sql = "INFILE '{$this->path}'";
 
+        if ($this->osFileProcClause) {
+            $sql .= " \"{$this->osFileProcClause}\"";
+        }
+
         if ($this->badFile) {
             $sql .= " BADFILE '{$this->badFile}'";
         }

tests/Unit/InputFileTest.php

@@ -31,3 +31,9 @@
 
     expect($inputFile->__toString())->toBe("INFILE 'path/to/file' BADFILE 'path/to/badfile' DISCARDFILE 'path/to/discardfile' DISCARDMAX 1");
 });
+
+test('it can build with os file proc clause', function () {
+    $inputFile = new InputFile('path/to/file', 'path/to/badfile', 'path/to/discardfile', '1', 'OS_FILE_PROC');
+
+    expect($inputFile->__toString())->toBe("INFILE 'path/to/file' \"OS_FILE_PROC\" BADFILE 'path/to/badfile' DISCARDFILE 'path/to/discardfile' DISCARDMAX 1");
+});