test(core): simplify event layer wiring

packages/core/src/repository-cache.ts

@@ -1,6 +1,5 @@
 import path from "path"
 import { Context, Effect, Layer, Schema } from "effect"
-import { LayerNode } from "./effect/layer-node"
 import { FSUtil } from "./fs-util"
 import { Git } from "./git"
 import { Global } from "./global"
@@ -259,7 +258,6 @@ export const defaultLayer: Layer.Layer<Service> = layer.pipe(
   Layer.provide(Git.defaultLayer),
   Layer.provide(Global.defaultLayer),
 )
-export const node = LayerNode.make(layer, [FSUtil.node, Git.node, EffectFlock.node, Global.node])
 
 function statusForRepository(input: { reuse: boolean; refresh?: boolean; branchMatches?: boolean }) {
   if (!input.reuse) return "cloned" as const

packages/core/test/event.test.ts

@@ -3,6 +3,7 @@ import { Cause, DateTime, Deferred, Effect, Exit, Fiber, Layer, Schema, Stream }
 import { EventV2 } from "@opencode-ai/core/event"
 import { Database } from "@opencode-ai/core/database/database"
 import { EventSequenceTable, EventTable } from "@opencode-ai/core/event/sql"
+import { LayerNode } from "@opencode-ai/core/effect/layer-node"
 import { Location } from "@opencode-ai/core/location"
 import { AbsolutePath } from "@opencode-ai/core/schema"
 import { WorkspaceV2 } from "@opencode-ai/core/workspace"
@@ -17,9 +18,10 @@ const locationLayer = Layer.succeed(
     location({ directory: AbsolutePath.make("project"), workspaceID: WorkspaceV2.ID.make("wrk_test") }),
   ),
 )
-const eventLayer = Layer.mergeAll(EventV2.defaultLayer, Database.defaultLayer)
-const it = testEffect(eventLayer.pipe(Layer.provideMerge(locationLayer)))
-const itWithoutLocation = testEffect(eventLayer)
+const locationNode = LayerNode.make(locationLayer, [])
+const eventNode = LayerNode.group([EventV2.node, Database.node])
+const it = testEffect(LayerNode.buildLayer(LayerNode.group([eventNode, locationNode])))
+const itWithoutLocation = testEffect(LayerNode.buildLayer(eventNode))
 
 const Message = EventV2.define({
   type: "test.message",
@@ -466,12 +468,15 @@ describe("EventV2", () => {
       const continueRead = yield* Deferred.make<void>()
       let pause = true
       const database = Database.layerFromPath(":memory:")
-      const eventLayer = EventV2.layerWith({
-        beforeAggregateRead: () =>
-          pause
-            ? Deferred.succeed(readStarted, undefined).pipe(Effect.andThen(Deferred.await(continueRead)))
-            : Effect.void,
-      }).pipe(Layer.provide(database))
+      const customEventNode = LayerNode.make(
+        EventV2.layerWith({
+          beforeAggregateRead: () =>
+            pause
+              ? Deferred.succeed(readStarted, undefined).pipe(Effect.andThen(Deferred.await(continueRead)))
+              : Effect.void,
+        }),
+        [Database.node],
+      )
 
       yield* Effect.gen(function* () {
         const events = yield* EventV2.Service
@@ -488,7 +493,16 @@ describe("EventV2", () => {
         expect(Array.from(yield* Fiber.join(fiber)).map((event) => [event.cursor, event.event.data])).toEqual([
           [EventV2.Cursor.make(0), { id: aggregateID, text: "during handoff" }],
         ])
-      }).pipe(Effect.provide(Layer.mergeAll(database, eventLayer)))
+      }).pipe(
+        Effect.provide(
+          LayerNode.buildLayer(EventV2.node, {
+            replacements: [
+              LayerNode.replaceWithNode(EventV2.node, customEventNode),
+              LayerNode.replace(Database.node, database),
+            ],
+          }),
+        ),
+      )
     }),
   )
 

packages/core/test/repository-cache.test.ts

@@ -3,10 +3,12 @@ import fs from "fs/promises"
 import path from "path"
 import { pathToFileURL } from "url"
 import { Effect, Layer } from "effect"
-import { LayerNode } from "@opencode-ai/core/effect/layer-node"
+import { FSUtil } from "@opencode-ai/core/fs-util"
+import { Git } from "@opencode-ai/core/git"
 import { Global } from "@opencode-ai/core/global"
 import { Repository } from "@opencode-ai/core/repository"
 import { RepositoryCache } from "@opencode-ai/core/repository-cache"
+import { EffectFlock } from "@opencode-ai/core/util/effect-flock"
 import { git, gitRemote } from "./fixture/git"
 import { tmpdir } from "./fixture/tmpdir"
 import { testEffect } from "./lib/effect"
@@ -87,14 +89,15 @@ describe("RepositoryCache", () => {
 })
 
 function cacheLayer(root: string) {
-  return LayerNode.buildLayer(RepositoryCache.node, {
-    replacements: [
-      LayerNode.replace(
-        Global.node,
-        Global.layerWith({ state: path.join(root, "state"), repos: path.join(root, "repos") }),
-      ),
-    ],
-  })
+  const dependencies = Layer.mergeAll(
+    Global.layerWith({ state: path.join(root, "state"), repos: path.join(root, "repos") }),
+    FSUtil.defaultLayer,
+  )
+  return RepositoryCache.layer.pipe(
+    Layer.provide(EffectFlock.layer.pipe(Layer.provide(dependencies))),
+    Layer.provide(Git.defaultLayer),
+    Layer.provide(dependencies),
+  )
 }
 
 function withRemote<A, E, R>(body: (fixture: Awaited<ReturnType<typeof gitRemote>>) => Effect.Effect<A, E, R>) {