Allow to specify the retry periods

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## [Unreleased]
+
+### Added
+
+- `Innmind\HttpTransport\Transport::exponentialBackoff()` now accepts a third parameter to specify the retry periods
+
 ## 9.0.0 - 2026-02-01
 
 ### Added

src/ExponentialBackoff.php

@@ -42,14 +42,19 @@ public function __invoke(Request $request): Either
 
     /**
      * @psalm-pure
+     *
+     * @param ?Sequence<Period> $retries
      */
-    public static function of(Implementation $fulfill, Halt $halt): self
-    {
+    public static function of(
+        Implementation $fulfill,
+        Halt $halt,
+        ?Sequence $retries = null,
+    ): self {
         /** @psalm-suppress ArgumentTypeCoercion Periods are necessarily positive */
         return new self(
             $fulfill,
             $halt,
-            Sequence::of(
+            $retries ?? Sequence::of(
                 Period::millisecond((int) (\exp(0) * 100.0)),
                 Period::millisecond((int) (\exp(1) * 100.0)),
                 Period::millisecond((int) (\exp(2) * 100.0)),

src/Transport.php

@@ -10,7 +10,10 @@
     Period,
     Halt,
 };
-use Innmind\Immutable\Either;
+use Innmind\Immutable\{
+    Either,
+    Sequence,
+};
 use Psr\Log\LoggerInterface;
 
 /**
@@ -51,13 +54,18 @@ public static function circuitBreaker(
         ));
     }
 
+    /**
+     * @param ?Sequence<Period> $retries
+     */
     public static function exponentialBackoff(
         self $transport,
         Halt $halt,
+        ?Sequence $retries = null,
     ): self {
         return new self(ExponentialBackoff::of(
             $transport->implementation,
             $halt,
+            $retries,
         ));
     }