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test(core): simplify file mutation layer wiring

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This commit is contained in:
James Long 2026-06-20 21:55:08 -04:00
commit 0984208948
3 changed files with 32 additions and 20 deletions
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46
packages/core/test/file-mutation.test.ts
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@ -2,6 +2,7 @@ import fs from "fs/promises"
import path from "path"
import { describe, expect } from "bun:test"
import { Deferred, Effect, Fiber, Layer } from "effect"
import { LayerNode } from "@opencode-ai/core/effect/layer-node"
import { FileMutation } from "@opencode-ai/core/file-mutation"
import { FSUtil } from "@opencode-ai/core/fs-util"
import { Location } from "@opencode-ai/core/location"
@ -11,14 +12,16 @@ import { location } from "./fixture/location"
import { tmpdir } from "./fixture/tmpdir"
import { it } from "./lib/effect"
function provide(directory: string, filesystem = FSUtil.defaultLayer) {
const activeLocation = Layer.succeed(
Location.Service,
Location.Service.of(location({ directory: AbsolutePath.make(directory) })),
function provide(directory: string, filesystem?: LayerNode.Replacement<FSUtil.Service>) {
const activeLocation = LayerNode.make(
Layer.succeed(Location.Service, Location.Service.of(location({ directory: AbsolutePath.make(directory) }))),
[],
)
return Effect.provide(
LayerNode.buildLayer(LayerNode.group([LocationMutation.node(activeLocation), FileMutation.node]), {
replacements: filesystem ? [filesystem] : [],
}),
)
const resolution = LocationMutation.layer.pipe(Layer.provide(filesystem), Layer.provide(activeLocation))
const mutation = FileMutation.layer.pipe(Layer.provide(filesystem))
return Effect.provide(Layer.mergeAll(resolution, mutation))
}
function withTmp<A, E, R>(f: (directory: string) => Effect.Effect<A, E, R>) {
@ -347,17 +350,20 @@ describe("FileMutation", () => {
})
function instrumentWrites(run: <E>(write: Effect.Effect<void, E>, target: string) => Effect.Effect<void, E>) {
return Layer.effect(
FSUtil.Service,
Effect.gen(function* () {
const filesystem = yield* FSUtil.Service
return FSUtil.Service.of({
...filesystem,
writeWithDirs: (target, content, mode) => run(filesystem.writeWithDirs(target, content, mode), target),
writeFile: (target, content, options) => run(filesystem.writeFile(target, content, options), target),
writeFileString: (target, content, options) =>
run(filesystem.writeFileString(target, content, options), target),
})
}),
).pipe(Layer.provide(FSUtil.defaultLayer))
return LayerNode.replace(
FSUtil.node,
Layer.effect(
FSUtil.Service,
Effect.gen(function* () {
const filesystem = yield* FSUtil.Service
return FSUtil.Service.of({
...filesystem,
writeWithDirs: (target, content, mode) => run(filesystem.writeWithDirs(target, content, mode), target),
writeFile: (target, content, options) => run(filesystem.writeFile(target, content, options), target),
writeFileString: (target, content, options) =>
run(filesystem.writeFileString(target, content, options), target),
})
}),
).pipe(Layer.provide(LayerNode.buildLayer(FSUtil.node))),
)
}