Move instance loading into Effect service (#25277)

This commit is contained in:
Kit Langton
2026-05-01 22:18:06 -04:00
committed by GitHub
parent d7e98197ea
commit aee4a21234
9 changed files with 502 additions and 169 deletions
@@ -1,13 +1,13 @@
import type { WorkspaceID } from "@/control-plane/schema"
import { WorkspaceContext } from "@/control-plane/workspace-context"
import { WorkspaceRef } from "@/effect/instance-ref"
import { Instance, type InstanceContext } from "@/project/instance"
import { EffectBridge } from "@/effect/bridge"
import type { InstanceContext } from "@/project/instance"
import { InstanceStore } from "@/project/instance-store"
import { Effect } from "effect"
import { HttpEffect, HttpMiddleware, HttpServerRequest } from "effect/unstable/http"
type MarkedInstance = {
ctx: InstanceContext
workspaceID?: WorkspaceID
store: InstanceStore.Interface
bridge: EffectBridge.Shape
}
// Disposal is requested by an endpoint handler, but must run from the outer
@@ -17,20 +17,9 @@ const disposeAfterResponse = new WeakMap<object, MarkedInstance>()
const mark = (ctx: InstanceContext) =>
Effect.gen(function* () {
return { ctx, workspaceID: yield* WorkspaceRef }
return { ctx, store: yield* InstanceStore.Service, bridge: yield* EffectBridge.make() }
})
// Instance.dispose/reload still publish events through legacy ALS helpers.
// Effect request handlers carry these values in services, so bridge them back
// into the legacy contexts only around the lifecycle operation.
const restoreMarked = <A>(marked: MarkedInstance, fn: () => A) =>
Effect.promise(() =>
WorkspaceContext.provide({
workspaceID: marked.workspaceID,
fn: () => Instance.restore(marked.ctx, fn),
}),
)
export const markInstanceForDisposal = (ctx: InstanceContext) =>
Effect.gen(function* () {
const marked = yield* mark(ctx)
@@ -43,11 +32,11 @@ export const markInstanceForDisposal = (ctx: InstanceContext) =>
)
})
export const markInstanceForReload = (ctx: InstanceContext, next: Parameters<typeof Instance.reload>[0]) =>
export const markInstanceForReload = (ctx: InstanceContext, next: InstanceStore.LoadInput) =>
Effect.gen(function* () {
const marked = yield* mark(ctx)
return yield* HttpEffect.appendPreResponseHandler((_request, response) =>
Effect.as(Effect.uninterruptible(restoreMarked(marked, () => Instance.reload(next))), response),
Effect.as(Effect.uninterruptible(marked.bridge.run(marked.store.reload(next))), response),
)
})
@@ -58,6 +47,6 @@ export const disposeMiddleware: HttpMiddleware.HttpMiddleware = (effect) =>
const marked = disposeAfterResponse.get(request.source)
if (!marked) return response
disposeAfterResponse.delete(request.source)
yield* Effect.uninterruptible(restoreMarked(marked, () => Instance.dispose()))
yield* Effect.uninterruptible(marked.bridge.run(marked.store.dispose(marked.ctx)))
return response
})