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import { $ } from "bun"
import * as fs from "fs/promises"
import os from "os"
import path from "path"
import { Effect, Context } from "effect"
import type * as PlatformError from "effect/PlatformError"
import type * as Scope from "effect/Scope"
import { ChildProcess, ChildProcessSpawner } from "effect/unstable/process"
import type { Config } from "../../src/config"
import { InstanceRef } from "../../src/effect/instance-ref"
import { Instance } from "../../src/project/instance"
import { TestLLMServer } from "../lib/llm-server"
// Strip null bytes from paths (defensive fix for CI environment issues)
function sanitizePath(p: string): string {
return p.replace(/\0/g, "")
}
function exists(dir: string) {
return fs
.stat(dir)
.then(() => true)
.catch(() => false)
}
function clean(dir: string) {
return fs.rm(dir, {
recursive: true,
force: true,
maxRetries: 5,
retryDelay: 100,
})
}
async function stop(dir: string) {
if (!(await exists(dir))) return
await $`git fsmonitor--daemon stop`.cwd(dir).quiet().nothrow()
}
type TmpDirOptions<T> = {
git?: boolean
config?: Partial<Config.Info>
init?: (dir: string) => Promise<T>
dispose?: (dir: string) => Promise<T>
}
export async function tmpdir<T>(options?: TmpDirOptions<T>) {
const dirpath = sanitizePath(path.join(os.tmpdir(), "opencode-test-" + Math.random().toString(36).slice(2)))
await fs.mkdir(dirpath, { recursive: true })
if (options?.git) {
await $`git init`.cwd(dirpath).quiet()
await $`git config core.fsmonitor false`.cwd(dirpath).quiet()
await $`git config commit.gpgsign false`.cwd(dirpath).quiet()
await $`git config user.email "test@opencode.test"`.cwd(dirpath).quiet()
await $`git config user.name "Test"`.cwd(dirpath).quiet()
await $`git commit --allow-empty -m "root commit ${dirpath}"`.cwd(dirpath).quiet()
}
if (options?.config) {
await Bun.write(
path.join(dirpath, "opencode.json"),
JSON.stringify({
$schema: "https://opencode.ai/config.json",
...options.config,
}),
)
}
const realpath = sanitizePath(await fs.realpath(dirpath))
const extra = await options?.init?.(realpath)
const result = {
[Symbol.asyncDispose]: async () => {
try {
await options?.dispose?.(realpath)
} finally {
if (options?.git) await stop(realpath).catch(() => undefined)
await clean(realpath).catch(() => undefined)
}
},
path: realpath,
extra: extra as T,
}
return result
}
/** Effectful scoped tmpdir. Cleaned up when the scope closes. Make sure these stay in sync */
export function tmpdirScoped(options?: { git?: boolean; config?: Partial<Config.Info> }) {
return Effect.gen(function* () {
const spawner = yield* ChildProcessSpawner.ChildProcessSpawner
const dirpath = sanitizePath(path.join(os.tmpdir(), "opencode-test-" + Math.random().toString(36).slice(2)))
yield* Effect.promise(() => fs.mkdir(dirpath, { recursive: true }))
const dir = sanitizePath(yield* Effect.promise(() => fs.realpath(dirpath)))
yield* Effect.addFinalizer(() =>
Effect.promise(async () => {
if (options?.git) await stop(dir).catch(() => undefined)
await clean(dir).catch(() => undefined)
}),
)
const git = (...args: string[]) =>
spawner.spawn(ChildProcess.make("git", args, { cwd: dir })).pipe(Effect.flatMap((handle) => handle.exitCode))
if (options?.git) {
yield* git("init")
yield* git("config", "core.fsmonitor", "false")
yield* git("config", "commit.gpgsign", "false")
yield* git("config", "user.email", "test@opencode.test")
yield* git("config", "user.name", "Test")
yield* git("commit", "--allow-empty", "-m", "root commit")
}
if (options?.config) {
yield* Effect.promise(() =>
fs.writeFile(
path.join(dir, "opencode.json"),
JSON.stringify({ $schema: "https://opencode.ai/config.json", ...options.config }),
),
)
}
return dir
})
}
export const provideInstance =
(directory: string) =>
<A, E, R>(self: Effect.Effect<A, E, R>): Effect.Effect<A, E, R> =>
Effect.contextWith((services: Context.Context<R>) =>
Effect.promise<A>(async () =>
Instance.provide({
directory,
fn: () => Effect.runPromiseWith(services)(self.pipe(Effect.provideService(InstanceRef, Instance.current))),
}),
),
)
export function provideTmpdirInstance<A, E, R>(
self: (path: string) => Effect.Effect<A, E, R>,
options?: { git?: boolean; config?: Partial<Config.Info> },
) {
return Effect.gen(function* () {
const path = yield* tmpdirScoped(options)
let provided = false
yield* Effect.addFinalizer(() =>
provided
? Effect.promise(() =>
Instance.provide({
directory: path,
fn: () => Instance.dispose(),
}),
).pipe(Effect.ignore)
: Effect.void,
)
provided = true
return yield* self(path).pipe(provideInstance(path))
})
}
export function provideTmpdirServer<A, E, R>(
self: (input: { dir: string; llm: TestLLMServer["Service"] }) => Effect.Effect<A, E, R>,
options?: { git?: boolean; config?: (url: string) => Partial<Config.Info> },
): Effect.Effect<
A,
E | PlatformError.PlatformError,
R | TestLLMServer | ChildProcessSpawner.ChildProcessSpawner | Scope.Scope
> {
return Effect.gen(function* () {
const llm = yield* TestLLMServer
return yield* provideTmpdirInstance((dir) => self({ dir, llm }), {
git: options?.git,
config: options?.config?.(llm.url),
})
})
}