Initial

Takes in a file, process it and output a new file with additional columns.

vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Exception.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheet\Calculation;
+
+use PhpOffice\PhpSpreadsheet\Exception as PhpSpreadsheetException;
+
+class Exception extends PhpSpreadsheetException
+{
+    public const CALCULATION_ENGINE_PUSH_TO_STACK = 1;
+
+    /**
+     * Error handler callback.
+     */
+    public static function errorHandlerCallback(int $code, string $string, string $file, int $line): void
+    {
+        $e = new self($string, $code);
+        $e->line = $line;
+        $e->file = $file;
+
+        throw $e;
+    }
+}