test(core): simplify location layer wiring

packages/core/src/credential.ts

@@ -7,6 +7,7 @@ import { IntegrationSchema } from "./integration/schema"
 import { NonNegativeInt, withStatics } from "./schema"
 import { Identifier } from "./util/identifier"
 import { CredentialTable } from "./credential/sql"
+import { LayerNode } from "./effect/layer-node"
 
 export const ID = Schema.String.pipe(
   Schema.brand("Credential.ID"),
@@ -150,3 +151,4 @@ export const layer = Layer.effect(
 )
 
 export const defaultLayer = layer.pipe(Layer.provide(Database.defaultLayer))
+export const node = LayerNode.make(layer, [Database.node])

packages/core/src/session.ts

@@ -3,7 +3,6 @@ export * from "./session/schema"
 
 import { Cause, DateTime, Effect, Layer, Schema, Context, Stream } from "effect"
 import { and, asc, desc, eq, gt, like, lt, or, type SQL } from "drizzle-orm"
-import { LayerNode } from "./effect/layer-node"
 import { ProjectV2 } from "./project"
 import { WorkspaceV2 } from "./workspace"
 import { ModelV2 } from "./model"
@@ -435,11 +434,3 @@ export const defaultLayer = layer.pipe(
   Layer.provide(ProjectV2.defaultLayer),
   Layer.orDie,
 )
-export const node = LayerNode.make(layer.pipe(Layer.orDie), [
-  Database.node,
-  EventV2.node,
-  ProjectV2.node,
-  SessionExecution.noopNode,
-  SessionProjector.node,
-  SessionStore.node,
-])

packages/core/src/session/execution.ts

@@ -1,7 +1,6 @@
 export * as SessionExecution from "./execution"
 
 import { Context, Effect, Layer } from "effect"
-import { LayerNode } from "../effect/layer-node"
 import { SessionRunner } from "./runner/index"
 import { SessionSchema } from "./schema"
 
@@ -22,4 +21,3 @@ export const noopLayer = Layer.succeed(
   Service,
   Service.of({ resume: () => Effect.void, wake: () => Effect.void, interrupt: () => Effect.void }),
 )
-export const noopNode = LayerNode.make(noopLayer, [])

packages/core/src/session/store.ts

@@ -3,7 +3,6 @@ export * as SessionStore from "./store"
 import { eq } from "drizzle-orm"
 import { Context, Effect, Layer, Schema } from "effect"
 import { Database } from "../database/database"
-import { LayerNode } from "../effect/layer-node"
 import { SessionHistory } from "./history"
 import { MessageDecodeError } from "./error"
 import { SessionMessage } from "./message"
@@ -61,4 +60,3 @@ export const layer = Layer.effect(
 )
 
 export const defaultLayer = layer.pipe(Layer.provide(Database.defaultLayer))
-export const node = LayerNode.make(layer, [Database.node])

packages/core/src/tool/application-tools.ts

@@ -4,6 +4,7 @@ import { Context, Effect, Layer, Scope } from "effect"
 import { enableMapSet } from "immer"
 import { State } from "../state"
 import { Tool } from "./tool"
+import { LayerNode } from "../effect/layer-node"
 
 type Data = {
   readonly entries: Map<string, Entry>
@@ -56,3 +57,5 @@ export const layer = Layer.effect(
     })
   }),
 )
+
+export const node = LayerNode.make(layer, [])

packages/core/test/location-layer.test.ts

@@ -4,6 +4,7 @@ import { describe, expect } from "bun:test"
 import { Effect, Equal, Hash, Layer, Schema } from "effect"
 import { Tool } from "@opencode-ai/core/public"
 import { Catalog } from "@opencode-ai/core/catalog"
+import { LayerNode } from "@opencode-ai/core/effect/layer-node"
 import { LocationServiceMap } from "@opencode-ai/core/location-layer"
 import { Location } from "@opencode-ai/core/location"
 import { PluginBoot } from "@opencode-ai/core/plugin/boot"
@@ -24,26 +25,20 @@ import { Reference } from "../src/reference"
 import { ToolRegistry } from "../src/tool/registry"
 import { ApplicationTools } from "../src/tool/application-tools"
 
-const applicationTools = ApplicationTools.layer
+const locationServices = LayerNode.make(LocationServiceMap.layer, [
+  ApplicationTools.node,
+  Project.node,
+  EventV2.node,
+  Credential.node,
+  Npm.node,
+  ModelsDev.node,
+  FSUtil.node,
+  Global.node,
+])
 const it = testEffect(
-  Layer.merge(
-    Layer.mergeAll(applicationTools, Database.defaultLayer, EventV2.defaultLayer),
-    LocationServiceMap.layer.pipe(
-      Layer.provide(applicationTools),
-      Layer.provide(
-        Layer.mergeAll(
-          Project.defaultLayer,
-          EventV2.defaultLayer,
-          Credential.defaultLayer,
-          Credential.layer.pipe(Layer.provide(Database.layerFromPath(":memory:").pipe(Layer.fresh))),
-          Npm.defaultLayer,
-          ModelsDev.defaultLayer,
-          FSUtil.defaultLayer,
-          Global.defaultLayer,
-        ),
-      ),
-    ),
-  ),
+  LayerNode.buildLayer(LayerNode.group([ApplicationTools.node, Database.node, EventV2.node, locationServices]), {
+    replacements: [LayerNode.replace(Database.node, Database.layerFromPath(":memory:").pipe(Layer.fresh))],
+  }),
 )
 
 describe("LocationServiceMap", () => {

packages/core/test/session-projector.test.ts

@@ -1,8 +1,7 @@
 import { describe, expect } from "bun:test"
-import { DateTime, Effect, Schema } from "effect"
+import { DateTime, Effect, Layer, Schema } from "effect"
 import { asc, eq } from "drizzle-orm"
 import { Database } from "@opencode-ai/core/database/database"
-import { LayerNode } from "@opencode-ai/core/effect/layer-node"
 import { EventV2 } from "@opencode-ai/core/event"
 import { EventTable } from "@opencode-ai/core/event/sql"
 import { ModelV2 } from "@opencode-ai/core/model"
@@ -16,15 +15,16 @@ import { SessionMessage } from "@opencode-ai/core/session/message"
 import { Prompt } from "@opencode-ai/core/session/prompt"
 import { SessionMessageUpdater } from "@opencode-ai/core/session/message-updater"
 import { SessionProjector } from "@opencode-ai/core/session/projector"
+import { SessionExecution } from "@opencode-ai/core/session/execution"
 import { SessionInput } from "@opencode-ai/core/session/input"
+import { SessionStore } from "@opencode-ai/core/session/store"
 import { SessionInputTable, SessionMessageTable, SessionTable } from "@opencode-ai/core/session/sql"
 import { testEffect } from "./lib/effect"
 
-const it = testEffect(
-  LayerNode.buildLayer(LayerNode.group([SessionV2.node, Database.node, EventV2.node, SessionProjector.node]), {
-    replacements: [LayerNode.replace(Database.node, Database.layerFromPath(":memory:"))],
-  }),
-)
+const database = Database.layerFromPath(":memory:")
+const events = EventV2.layer.pipe(Layer.provide(database))
+const projector = SessionProjector.layer.pipe(Layer.provide(events), Layer.provide(database))
+const it = testEffect(Layer.mergeAll(database, events, projector))
 const sessionID = SessionV2.ID.make("ses_projector_test")
 const created = DateTime.makeUnsafe(0)
 const model = { id: ModelV2.ID.make("model"), providerID: ProviderV2.ID.make("provider") }
@@ -110,7 +110,17 @@ describe("SessionProjector", () => {
       expect(
         (yield* sessions.context(sessionID)).map((message) => (message.type === "user" ? message.text : message.type)),
       ).toEqual(["first", "second"])
-    }),
+    }).pipe(
+      Effect.provide(
+        SessionV2.layer.pipe(
+          Layer.provide(events),
+          Layer.provide(database),
+          Layer.provide(Project.defaultLayer),
+          Layer.provide(SessionStore.layer.pipe(Layer.provide(database))),
+          Layer.provide(SessionExecution.noopLayer),
+        ),
+      ),
+    ),
   )
 
   it.effect("marks an admitted lifecycle row promoted with the PromptPromoted event sequence", () =>