From bebf9e0411b83c6ef10b71e97201d7e09366d13d Mon Sep 17 00:00:00 2001
From: dswbx <dennis.senn@gmx.ch>
Date: Tue, 22 Jul 2025 20:32:07 +0200
Subject: [PATCH] feat/deno (#219)

* update bun version

* fix module manager's em reference

* add basic deno example

* finalize
---
 .github/workflows/test.yml             |  2 +-
 app/package.json                       |  1 +
 app/src/data/entities/EntityManager.ts |  7 +++++++
 app/src/modules/ModuleManager.ts       |  4 +++-
 examples/deno/main.ts                  | 14 ++++++++++++++
 examples/deno/package.json             |  7 +++++++
 6 files changed, 33 insertions(+), 2 deletions(-)
 create mode 100644 examples/deno/main.ts
 create mode 100644 examples/deno/package.json

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 13f989af..a807d563 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Setup Bun
         uses: oven-sh/setup-bun@v1
         with:
-          bun-version: "1.2.14"
+          bun-version: "1.2.19"
 
       - name: Install dependencies
         working-directory: ./app
diff --git a/app/package.json b/app/package.json
index dc2a4618..dcf8718a 100644
--- a/app/package.json
+++ b/app/package.json
@@ -13,6 +13,7 @@
   "bugs": {
     "url": "https://github.com/bknd-io/bknd/issues"
   },
+  "packageManager": "bun@1.2.19",
   "engines": {
     "node": ">=22"
   },
diff --git a/app/src/data/entities/EntityManager.ts b/app/src/data/entities/EntityManager.ts
index ad8c7aac..544c8ad6 100644
--- a/app/src/data/entities/EntityManager.ts
+++ b/app/src/data/entities/EntityManager.ts
@@ -67,6 +67,13 @@ export class EntityManager<TBD extends object = DefaultDB> {
       return new EntityManager(this._entities, this.connection, this._relations, this._indices);
    }
 
+   clear(): this {
+      this._entities = [];
+      this._relations = [];
+      this._indices = [];
+      return this;
+   }
+
    get entities(): Entity[] {
       return this._entities;
    }
diff --git a/app/src/modules/ModuleManager.ts b/app/src/modules/ModuleManager.ts
index cd189ab7..e5e9e13b 100644
--- a/app/src/modules/ModuleManager.ts
+++ b/app/src/modules/ModuleManager.ts
@@ -267,7 +267,9 @@ export class ModuleManager {
    ctx(rebuild?: boolean): ModuleBuildContext {
       if (rebuild) {
          this.rebuildServer();
-         this.em = new EntityManager([], this.connection, [], [], this.emgr);
+         this.em = this.em
+            ? this.em.clear()
+            : new EntityManager([], this.connection, [], [], this.emgr);
          this.guard = new Guard();
       }
 
diff --git a/examples/deno/main.ts b/examples/deno/main.ts
new file mode 100644
index 00000000..58e052f2
--- /dev/null
+++ b/examples/deno/main.ts
@@ -0,0 +1,14 @@
+import { createRuntimeApp } from "bknd/adapter";
+
+const app = await createRuntimeApp({
+   connection: {
+      url: "file:./data.db",
+   },
+   adminOptions: {
+      // currently needs a hosted version of the static assets
+      assetsPath: "https://cdn.bknd.io/bknd/static/0.15.0-rc.9/",
+   },
+});
+
+// @ts-ignore
+Deno.serve(app.fetch);
diff --git a/examples/deno/package.json b/examples/deno/package.json
new file mode 100644
index 00000000..97faf720
--- /dev/null
+++ b/examples/deno/package.json
@@ -0,0 +1,7 @@
+{
+  "name": "bknd-deno-example",
+  "private": true,
+  "dependencies": {
+    "bknd": "file:../../app"
+  }
+}