test(core): simplify integration layer wiring

packages/core/src/config.ts

@@ -24,7 +24,6 @@ import { ConfigToolOutput } from "./config/tool-output"
 import { ConfigWatcher } from "./config/watcher"
 import { ConfigV1 } from "./v1/config/config"
 import { ConfigMigrateV1 } from "./v1/config/migrate"
-import { LayerNode } from "./effect/layer-node"
 
 export class Info extends Schema.Class<Info>("Config.Info")({
   $schema: Schema.optional(Schema.String).annotate({
@@ -219,5 +218,3 @@ export const layer = Layer.effect(
 )
 
 export const locationLayer = layer.pipe(Layer.provideMerge(Policy.locationLayer))
-export const node = (location: LayerNode.Node<Location.Service>, policy = Policy.node(location)) =>
-  LayerNode.make(layer, [FSUtil.node, Global.node, location, policy])

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/integration.ts

@@ -9,6 +9,7 @@ import { State } from "./state"
 import { Identifier } from "./util/identifier"
 import { EventV2 } from "./event"
 import { IntegrationConnection } from "./integration/connection"
+import { LayerNode } from "./effect/layer-node"
 
 export const ID = IntegrationSchema.ID
 export type ID = IntegrationSchema.ID
@@ -567,3 +568,5 @@ export const locationLayer = Layer.effect(
     })
   }),
 )
+
+export const node = LayerNode.make(locationLayer, [Credential.node, EventV2.node])

packages/core/src/policy.ts

@@ -3,7 +3,6 @@ export * as Policy from "./policy"
 import { Context, Effect as EffectRuntime, Layer, Schema } from "effect"
 import { Wildcard } from "./util/wildcard"
 import { Location } from "./location"
-import { LayerNode } from "./effect/layer-node"
 
 export const Effect = Schema.Literals(["allow", "deny"]).annotate({ identifier: "Policy.Effect" })
 export type Effect = typeof Effect.Type
@@ -45,4 +44,3 @@ export const layer = Layer.effect(
 )
 
 export const locationLayer = layer
-export const node = (location: LayerNode.Node<Location.Service>) => LayerNode.make(layer, [location])

packages/core/test/config/config.test.ts

@@ -5,9 +5,9 @@ import { Effect, Layer, Schema } from "effect"
 import { FastCheck } from "effect/testing"
 import { Config } from "@opencode-ai/core/config"
 import { ConfigProvider } from "@opencode-ai/core/config/provider"
-import { LayerNode } from "@opencode-ai/core/effect/layer-node"
 import { ConfigMigrateV1 } from "@opencode-ai/core/v1/config/migrate"
 import { ConfigV1 } from "@opencode-ai/core/v1/config/config"
+import { FSUtil } from "@opencode-ai/core/fs-util"
 import { Global } from "@opencode-ai/core/global"
 import { Location } from "@opencode-ai/core/location"
 import { Policy } from "@opencode-ai/core/policy"
@@ -25,7 +25,10 @@ function testLayer(
   projectDirectory = directory,
   vcs?: Project.Vcs,
 ) {
-  const locationNode = LayerNode.make(
+  return Config.locationLayer.pipe(
+    Layer.provide(FSUtil.defaultLayer),
+    Layer.provide(Global.layerWith({ config: globalDirectory })),
+    Layer.provide(
       Layer.succeed(
         Location.Service,
         Location.Service.of(
@@ -35,14 +38,8 @@ function testLayer(
           ),
         ),
       ),
-    [],
+    ),
   )
-  const policyNode = Policy.node(locationNode)
-  return LayerNode.buildLayer(LayerNode.group([Config.node(locationNode, policyNode), policyNode, locationNode]), {
-    replacements: [
-      LayerNode.replace(Global.node, Global.layerWith({ config: globalDirectory })),
-    ],
-  })
 }
 
 const provider = {

packages/core/test/integration.test.ts

@@ -4,17 +4,21 @@ import * as TestClock from "effect/testing/TestClock"
 import { Integration } from "@opencode-ai/core/integration"
 import { Credential } from "@opencode-ai/core/credential"
 import { EventV2 } from "@opencode-ai/core/event"
+import { LayerNode } from "@opencode-ai/core/effect/layer-node"
 import { it } from "./lib/effect"
 
-const layer = Integration.locationLayer.pipe(
+const root = LayerNode.group([Integration.node, EventV2.node])
-  Layer.provide(EventV2.defaultLayer),
+const layer = LayerNode.buildLayer(root, {
-  Layer.provide(
+  replacements: [
+    LayerNode.replace(
+      Credential.node,
       Layer.mock(Credential.Service)({
         create: () => Effect.die("unexpected credential creation"),
         list: () => Effect.succeed([]),
       }),
     ),
-)
+  ],
+})
 
 function connectionLayer(
   created: Array<{
@@ -23,9 +27,10 @@ function connectionLayer(
     value: Credential.Info
   }>,
 ) {
-  return Integration.locationLayer.pipe(
+  return LayerNode.buildLayer(root, {
-    Layer.provideMerge(EventV2.defaultLayer),
+    replacements: [
-    Layer.provide(
+      LayerNode.replace(
+        Credential.node,
         Layer.mock(Credential.Service)({
           create: (input) =>
             Effect.sync(() => {
@@ -40,7 +45,8 @@ function connectionLayer(
           list: () => Effect.succeed([]),
         }),
       ),
-  )
+    ],
+  })
 }
 
 describe("Integration", () => {
@@ -357,14 +363,16 @@ describe("Integration", () => {
         value: new Credential.Key({ type: "key", key: "b" }),
       },
     ]
-    const projectionLayer = Integration.locationLayer.pipe(
+    const projectionLayer = LayerNode.buildLayer(root, {
-      Layer.provide(EventV2.defaultLayer),
+      replacements: [
-      Layer.provide(
+        LayerNode.replace(
+          Credential.node,
           Layer.mock(Credential.Service)({
             list: () => Effect.succeed(rows.map((row) => new Credential.Stored(row))),
           }),
         ),
-    )
+      ],
+    })
     return Effect.acquireUseRelease(
       Effect.sync(() => {
         const previous = process.env.INTEGRATION_TEST_ACME_KEY