Add TExternalFile

src/EnvReader/TExternalFile.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace jrosset\EnvReader;
+
+/**
+ * Trait for config based on an external file
+ */
+trait TExternalFile {
+    /**
+     * Get the external config file path
+     *
+     * @return string The config file path
+     */
+    protected abstract function getConfigFilePath (): string;
+}