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fix(core): skip unchanged plugin activation

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This commit is contained in:
Dax Raad 2026-07-10 20:49:16 -04:00
commit a4a948316b
5 changed files with 98 additions and 34 deletions
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26
packages/core/src/plugin.ts
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@ -21,10 +21,14 @@ import { ToolHooks } from "./tool/hooks"
import { PluginHooks } from "./plugin/hooks"
export interface Interface {
readonly activate: (plugins: readonly Plugin[]) => Effect.Effect<void>
readonly activate: (plugins: readonly Versioned[]) => Effect.Effect<void>
readonly list: () => Effect.Effect<Info[]>
}
export interface Versioned extends Plugin {
readonly version: string
}
export class Service extends Context.Service<Service, Interface>()("@opencode/v2/Plugin") {}
const layer = Layer.effect(
@ -32,11 +36,11 @@ const layer = Layer.effect(
Effect.gen(function* () {
const events = yield* EventV2.Service
const scope = yield* Scope.make()
const active = new Map<typeof ID.Type, { readonly plugin: Plugin; readonly scope: Scope.Closeable }>()
const active = new Map<typeof ID.Type, { readonly plugin: Versioned; readonly scope: Scope.Closeable }>()
const lock = Semaphore.makeUnsafe(1)
let host: Parameters<Plugin["effect"]>[0]
const load = Effect.fnUntraced(function* (plugin: Plugin) {
const load = Effect.fnUntraced(function* (plugin: Versioned) {
const child = yield* Scope.fork(scope)
const inherit = yield* State.inherit()
const loaded = yield* Effect.suspend(() => plugin.effect(host)).pipe(
@ -55,7 +59,7 @@ const layer = Layer.effect(
return undefined
})
const activate = Effect.fn("Plugin.activate")(function* (plugins: readonly Plugin[]) {
const activate = Effect.fn("Plugin.activate")(function* (plugins: readonly Versioned[]) {
const definitions = plugins.map((plugin) => ({ ...plugin, id: ID.make(plugin.id) }))
const ids = new Set<typeof ID.Type>()
for (const definition of definitions) {
@ -65,6 +69,20 @@ const layer = Layer.effect(
yield* lock.withPermit(
Effect.gen(function* () {
const next = definitions.map((definition) => ({ id: definition.id, version: definition.version }))
const current = Array.from(active.values(), (entry) => ({
id: entry.plugin.id,
version: entry.plugin.version,
}))
if (
current.length === next.length &&
current.every((definition, index) => {
const candidate = next[index]
return definition.id === candidate?.id && definition.version === candidate.version
})
)
return
yield* State.batch(
Effect.gen(function* () {
for (const definition of definitions) {