diff --git a/src/output/Console.php b/src/output/Console.php
index e555126..2f1cd36 100644
--- a/src/output/Console.php
+++ b/src/output/Console.php
@@ -5,6 +5,8 @@ use Exception;
 use nulib\cl;
 
 class Console implements IMessenger {
+  const INDENT = "  ";
+
   const VALID_LEVELS = [
     self::LEVEL_DEBUG,
     self::LEVEL_NORMAL,
@@ -70,10 +72,12 @@ class Console implements IMessenger {
     $this->out = new StdOutput(STDOUT);
     $this->err = new StdOutput(STDERR);
     $this->minLevel = intval($minLevel);
-    $this->pending = [];
+    $this->indent = static::INDENT;
     $this->inSection = false;
     $this->titles = null;
+    $this->currentTitle = null;
     $this->actions = null;
+    $this->currentAction = null;
   }
 
   /** @var StdOutput la sortie standard */
@@ -85,6 +89,9 @@ class Console implements IMessenger {
   /** @var int level minimum que doivent avoir les messages pour être affichés */
   protected $minLevel;
 
+  /** @var string valeur unitaire de l'indentation */
+  protected $indent;
+
   /** @var bool est-on dans une section? */
   protected $inSection;
 
@@ -139,16 +146,11 @@ class Console implements IMessenger {
     if ($this->titles) {
       $this->currentTitle =& $this->titles[count($this->titles) - 1];
     } else {
+      $this->titles = null;
       unset($this->currentTitle);
     }
   }
 
-  function print($content, int $level=self::LEVEL_NORMAL): void {
-    if ($level < $this->minLevel) return;
-    $this->printTitles();
-    $this->out->print($content);
-  }
-
   /** @var array */
   protected $actions;
   
@@ -158,9 +160,11 @@ class Console implements IMessenger {
   function action($content, int $level=self::LEVEL_NORMAL): void {
     $this->actions[] = [
       "level" => $level,
-      "contents" => [$content],
+      "content" => $content,
+      "print_content" => true,
+      "success" => null,
       "result" => null,
-      "print" => true,
+      "print_result" => true,
     ];
     $this->currentAction =& $this->actions[count($this->actions) - 1];
   }
@@ -171,26 +175,30 @@ class Console implements IMessenger {
   }
 
   function step($content): void {
+    if (!$this->actions) $this->action(null);
     $this->printActions();
   }
 
   function success($content=null): void {
-    $this->currentAction["contents"][] = $content;
-    $this->currentAction["result"] = true;
+    if (!$this->actions) $this->action(null);
+    $this->currentAction["success"] = true;
+    $this->currentAction["result"] = $content;
     $this->printActions();
     $this->endAction();
   }
 
   function failure($content=null): void {
-    $this->currentAction["contents"][] = $content;
-    $this->currentAction["result"] = false;
+    if (!$this->actions) $this->action(null);
+    $this->currentAction["success"] = false;
+    $this->currentAction["result"] = $content;
     $this->printActions();
     $this->endAction();
   }
 
   function neutral($content=null): void {
-    $this->currentAction["contents"][] = $content;
-    $this->currentAction["result"] = null;
+    if (!$this->actions) $this->action(null);
+    $this->currentAction["success"] = null;
+    $this->currentAction["result"] = $content;
     $this->printActions();
     $this->endAction();
   }
@@ -200,10 +208,17 @@ class Console implements IMessenger {
     if ($this->actions) {
       $this->currentAction =& $this->actions[count($this->actions) - 1];
     } else {
+      $this->actions = null;
       unset($this->currentAction);
     }
   }
 
+  function print($content, int $level=self::LEVEL_NORMAL): void {
+    if ($level < $this->minLevel) return;
+    $this->printActions();
+    $this->out->print($content);
+  }
+
   function info($content, int $level=self::LEVEL_NORMAL): void {
     if ($level < $this->minLevel) return;
     $this->printActions();
diff --git a/src/output/IMessenger.php b/src/output/IMessenger.php
index 1f33b36..db5d552 100644
--- a/src/output/IMessenger.php
+++ b/src/output/IMessenger.php
@@ -26,9 +26,6 @@ interface IMessenger {
   /** ajouter une description au chapitre courant. */
   function desc($content, int $level=self::LEVEL_NORMAL): void;
 
-  /** afficher une donnée non structurée dans la chapitre courant */
-  function print($content, int $level=self::LEVEL_NORMAL): void;
-
   /**
    * comencer une action dans le chapitre courant.
    *
@@ -64,6 +61,9 @@ interface IMessenger {
    */
   function neutral($content=null): void;
 
+  /** afficher une donnée non structurée */
+  function print($content, int $level=self::LEVEL_NORMAL): void;
+
   /** ajouter un événément "information" */
   function info($content, int $level=self::LEVEL_NORMAL): void;