test(core): simplify agent config layer wiring

packages/core/src/agent.ts

@@ -7,6 +7,7 @@ import { PermissionSchema } from "./permission/schema"
 import { ProviderV2 } from "./provider"
 import { PositiveInt } from "./schema"
 import { State } from "./state"
+import { LayerNode } from "./effect/layer-node"
 
 export const ID = Schema.String.pipe(Schema.brand("AgentV2.ID"))
 export type ID = typeof ID.Type
@@ -140,3 +141,4 @@ export const layer = Layer.effect(
 )
 
 export const locationLayer = layer
+export const node = LayerNode.make(layer, [])

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/config/agent.test.ts

@@ -1,17 +1,18 @@
 import { describe, expect } from "bun:test"
 import fs from "fs/promises"
 import path from "path"
-import { Effect, Layer, Schema } from "effect"
+import { Effect, Schema } from "effect"
 import { AgentV2 } from "@opencode-ai/core/agent"
 import { Config } from "@opencode-ai/core/config"
 import { ConfigAgentPlugin } from "@opencode-ai/core/config/plugin/agent"
+import { LayerNode } from "@opencode-ai/core/effect/layer-node"
 import { FSUtil } from "@opencode-ai/core/fs-util"
 import { PermissionV2 } from "@opencode-ai/core/permission"
 import { AbsolutePath } from "@opencode-ai/core/schema"
 import { tmpdir } from "../fixture/tmpdir"
 import { testEffect } from "../lib/effect"
 
-const it = testEffect(Layer.mergeAll(AgentV2.locationLayer, FSUtil.defaultLayer))
+const it = testEffect(LayerNode.buildLayer(LayerNode.group([AgentV2.node, FSUtil.node])))
 const decode = Schema.decodeUnknownSync(Config.Info)
 
 describe("ConfigAgentPlugin.Plugin", () => {

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>) {