From d0e06ba6a08963ac85535f88daff805bb0dcbca1 Mon Sep 17 00:00:00 2001
From: Jesse Wilson <jwilson@squareup.com>
Date: Thu, 18 Jan 2024 21:39:55 -0500
Subject: [PATCH] ziplineCreated event also

---
 .../kotlin/app/cash/redwood/treehouse/EventListener.kt   | 9 +++++++++
 .../app/cash/redwood/treehouse/RealEventPublisher.kt     | 6 ++++++
 2 files changed, 15 insertions(+)

diff --git a/redwood-treehouse-host/src/commonMain/kotlin/app/cash/redwood/treehouse/EventListener.kt b/redwood-treehouse-host/src/commonMain/kotlin/app/cash/redwood/treehouse/EventListener.kt
index b8673b7541..9910a2aaa2 100644
--- a/redwood-treehouse-host/src/commonMain/kotlin/app/cash/redwood/treehouse/EventListener.kt
+++ b/redwood-treehouse-host/src/commonMain/kotlin/app/cash/redwood/treehouse/EventListener.kt
@@ -40,6 +40,15 @@ public open class EventListener {
    */
   public open fun codeLoadStart(): Any? = null
 
+  /**
+   * Invoked when a Zipline is created, after [codeLoadStart] and before any application code is
+   * loaded.
+   */
+  public open fun ziplineCreated(
+    zipline: Zipline,
+  ) {
+  }
+
   /**
    * Invoked when code is successfully downloaded and initialized.
    *
diff --git a/redwood-treehouse-host/src/commonMain/kotlin/app/cash/redwood/treehouse/RealEventPublisher.kt b/redwood-treehouse-host/src/commonMain/kotlin/app/cash/redwood/treehouse/RealEventPublisher.kt
index 3654a59f22..d8a3f15eca 100644
--- a/redwood-treehouse-host/src/commonMain/kotlin/app/cash/redwood/treehouse/RealEventPublisher.kt
+++ b/redwood-treehouse-host/src/commonMain/kotlin/app/cash/redwood/treehouse/RealEventPublisher.kt
@@ -43,6 +43,12 @@ internal class RealEventPublisher(
       return listener.codeLoadStart()
     }
 
+    override fun ziplineCreated(
+      zipline: Zipline,
+    ) {
+      listener.ziplineCreated(zipline)
+    }
+
     override fun applicationLoadSuccess(
       applicationName: String,
       manifestUrl: String?,