Add action option

Author: frozzare

src/class-elda.php

@@ -27,6 +27,7 @@ class Elda {
      * @var array
      */
     protected $options = [
+        'action'    => 'plugins_loaded',
         'domain'    => '',
         'files'     => [],
         'instance'  => '',
@@ -74,12 +75,21 @@ public static function boot( $base_path, array $options = [] ) {
         $instance = new static( $base_path, $options );
 
         // @codeCoverageIgnoreStart
-        add_action( 'plugins_loaded', function () use ( $instance, $name ) {
+        add_action( $instance->get_action(), function () use ( $instance, $name ) {
             return static::$instances[$name] = $instance->load_files()->get_instance();
         } );
         // @codeCoverageIgnoreEnd
     }
 
+    /**
+     * Get action.
+     *
+     * @return string
+     */
+    public function get_action() {
+        return $this->options->action;
+    }
+
     /**
      * Get instance.
      *
@@ -239,6 +249,10 @@ protected function set_options( array $options ) {
 
         $this->set_namespace();
 
+        if ( ! is_string( $this->options->action ) ) {
+            throw new InvalidArgumentException( 'Invalid argument. `action` must be string.' );
+        }
+
         if ( ! is_string( $this->options->domain ) ) {
             throw new InvalidArgumentException( 'Invalid argument. `domain` must be string.' );
         }

tests/class-elda-test.php

@@ -133,10 +133,10 @@ public function test_base_path_exception() {
     public function test_options_exceptions() {
         try {
             Elda::boot( __DIR__, [
-                'instance' => false
+                'action' => false
             ] );
         } catch ( \InvalidArgumentException $e ) {
-            $this->assertEquals( 'Invalid argument. `instance` must be string.', $e->getMessage() );
+            $this->assertEquals( 'Invalid argument. `action` must be string.', $e->getMessage() );
         }
 
         try {
@@ -147,6 +147,14 @@ public function test_options_exceptions() {
             $this->assertEquals( 'Invalid argument. `domain` must be string.', $e->getMessage() );
         }
 
+        try {
+            Elda::boot( __DIR__, [
+                'instance' => false
+            ] );
+        } catch ( \InvalidArgumentException $e ) {
+            $this->assertEquals( 'Invalid argument. `instance` must be string.', $e->getMessage() );
+        }
+
         try {
             Elda::boot( __DIR__, [
                 'lang_dir' => false