Update bun minor+patch updates

bun.lock

@@ -6,7 +6,7 @@
       "name": "@effect-fc/monorepo",
       "devDependencies": {
         "@biomejs/biome": "^2.3.8",
-        "@effect/language-service": "^0.60.0",
+        "@effect/language-service": "^0.65.0",
         "@types/bun": "^1.3.3",
         "npm-check-updates": "^19.1.2",
         "npm-sort": "^0.0.4",
@@ -131,7 +131,7 @@
 
     "@effect-fc/example": ["@effect-fc/example@workspace:packages/example"],
 
-    "@effect/language-service": ["@effect/language-service@0.60.0", "", { "bin": { "effect-language-service": "cli.js" } }, "sha512-elJDWHG5Naq3OkilPt9ZRn56JfSA3MhXUIlDx9RWJeScHm96kZ+HkZ3eFBxqROzXwD6Q2DTtFctFwOM0+QLZEA=="],
+    "@effect/language-service": ["@effect/language-service@0.65.0", "", { "bin": { "effect-language-service": "cli.js" } }, "sha512-eHcpLNCZa1XEDRrXLZqTdky6jAQojL6zQEW53Ba6vJL35j77tJTnV9BFkk34G3rxKoplNo39U0Mum3RfuH9rsg=="],
 
     "@effect/platform": ["@effect/platform@0.93.6", "", { "dependencies": { "find-my-way-ts": "^0.1.6", "msgpackr": "^1.11.4", "multipasta": "^0.2.7" }, "peerDependencies": { "effect": "^3.19.8" } }, "sha512-I5lBGQWzWXP4zlIdPs7z7WHmEFVBQhn+74emr/h16GZX96EEJ6I1rjGaKyZF7mtukbMuo9wEckDPssM8vskZ/w=="],
 

package.json

@@ -16,7 +16,7 @@
   },
   "devDependencies": {
     "@biomejs/biome": "^2.3.8",
-    "@effect/language-service": "^0.60.0",
+    "@effect/language-service": "^0.65.0",
     "@types/bun": "^1.3.3",
     "npm-check-updates": "^19.1.2",
     "npm-sort": "^0.0.4",

packages/effect-fc/src/Query.ts

@@ -1,4 +1,4 @@
-import { type Cause, type Context, DateTime, type Duration, Effect, Fiber, HashMap, identity, Option, Pipeable, Predicate, type Scope, Stream, type Subscribable, SubscriptionRef } from "effect"
+import { type Cause, type Context, DateTime, type Duration, Effect, Exit, Fiber, HashMap, identity, Option, Pipeable, Predicate, type Scope, Stream, Subscribable, SubscriptionRef } from "effect"
 import * as QueryClient from "./QueryClient.js"
 import * as Result from "./Result.js"
 
@@ -21,6 +21,7 @@ extends Pipeable.Pipeable {
     readonly fiber: Subscribable.Subscribable<Option.Option<Fiber.Fiber<A, E>>>
     readonly result: Subscribable.Subscribable<Result.Result<A, E, P>>
 
+    readonly run: Effect.Effect<void>
     fetch(key: K): Effect.Effect<Result.Final<A, E, P>>
     fetchSubscribable(key: K): Effect.Effect<Subscribable.Subscribable<Result.Result<A, E, P>>>
     readonly refetch: Effect.Effect<Result.Final<A, E, P>, Cause.NoSuchElementException>
@@ -54,6 +55,16 @@ extends Pipeable.Class() implements Query<K, A, E, R, P> {
         super()
     }
 
+    get run(): Effect.Effect<void> {
+        return Stream.runForEach(this.key, key => this.interrupt.pipe(
+            Effect.andThen(SubscriptionRef.set(this.latestKey, Option.some(key))),
+            Effect.andThen(this.startCached(key, Result.initial(), false)),
+            Effect.andThen(sub => Effect.forkScoped(this.watch(sub))),
+            Effect.provide(this.context),
+            this.runSemaphore.withPermits(1),
+        ))
+    }
+
     get interrupt(): Effect.Effect<void, never, never> {
         return Effect.andThen(this.fiber, Option.match({
             onSome: Fiber.interrupt,
@@ -64,21 +75,21 @@ extends Pipeable.Class() implements Query<K, A, E, R, P> {
     fetch(key: K): Effect.Effect<Result.Final<A, E, P>> {
         return this.interrupt.pipe(
             Effect.andThen(SubscriptionRef.set(this.latestKey, Option.some(key))),
-            Effect.andThen(Effect.provide(this.start(key), this.context)),
+            Effect.andThen(Effect.provide(this.startCached(key, Result.initial(), false), this.context)),
             Effect.andThen(sub => this.watch(sub)),
         )
     }
     fetchSubscribable(key: K): Effect.Effect<Subscribable.Subscribable<Result.Result<A, E, P>>> {
         return this.interrupt.pipe(
             Effect.andThen(SubscriptionRef.set(this.latestKey, Option.some(key))),
-            Effect.andThen(Effect.provide(this.start(key), this.context)),
+            Effect.andThen(Effect.provide(this.startCached(key, Result.initial(), false), this.context)),
         )
     }
     get refetch(): Effect.Effect<Result.Final<A, E, P>, Cause.NoSuchElementException> {
         return this.interrupt.pipe(
             Effect.andThen(this.latestKey),
             Effect.andThen(identity),
-            Effect.andThen(key => Effect.provide(this.start(key), this.context)),
+            Effect.andThen(key => Effect.provide(this.start(key, Result.initial(), false), this.context)),
             Effect.andThen(sub => this.watch(sub)),
         )
     }
@@ -86,14 +97,14 @@ extends Pipeable.Class() implements Query<K, A, E, R, P> {
         return this.interrupt.pipe(
             Effect.andThen(this.latestKey),
             Effect.andThen(identity),
-            Effect.andThen(key => Effect.provide(this.start(key), this.context)),
+            Effect.andThen(key => Effect.provide(this.start(key, Result.initial(), false), this.context)),
         )
     }
     get refresh(): Effect.Effect<Result.Final<A, E, P>, Cause.NoSuchElementException> {
         return this.interrupt.pipe(
             Effect.andThen(this.latestKey),
             Effect.andThen(identity),
-            Effect.andThen(key => Effect.provide(this.start(key, true), this.context)),
+            Effect.andThen(key => Effect.provide(this.start(key, Result.initial(), true), this.context)),
             Effect.andThen(sub => this.watch(sub)),
         )
     }
@@ -101,26 +112,53 @@ extends Pipeable.Class() implements Query<K, A, E, R, P> {
         return this.interrupt.pipe(
             Effect.andThen(this.latestKey),
             Effect.andThen(identity),
-            Effect.andThen(key => Effect.provide(this.start(key, true), this.context)),
+            Effect.andThen(key => Effect.provide(this.start(key, Result.initial(), true), this.context)),
         )
     }
 
+    startCached(
+        key: K,
+        initial: Result.Result<A, E, P>,
+        refresh: boolean,
+    ): Effect.Effect<
+        Subscribable.Subscribable<Result.Result<A, E, P>>,
+        never,
+        Scope.Scope | QueryClient.QueryClient | R
+    > {
+        return Effect.andThen(this.getCacheEntry(key), Option.match({
+            onSome: entry => QueryClient.isQueryClientCacheEntryStale(entry, this.staleTime)
+                ? Effect.map(
+                    SubscriptionRef.set(this.result, entry.result as Result.Result<A, E, P>),
+                    () => Subscribable.make({
+                        get: Effect.succeed(entry.result as Result.Result<A, E, P>),
+                        get changes() { return Stream.empty },
+                    }),
+                )
+                : this.start(key, Result.optimistic(entry.result) as Result.Result<A, E, P>, false),
+            onNone: () => this.start(key, initial, refresh),
+        }))
+    }
+
     start(
         key: K,
-        refresh?: boolean,
+        initial: Result.Result<A, E, P>,
+        refresh: boolean,
     ): Effect.Effect<
         Subscribable.Subscribable<Result.Result<A, E, P>>,
         never,
-        Scope.Scope | R
+        Scope.Scope | QueryClient.QueryClient | R
     > {
         return this.result.pipe(
-            Effect.map(previous => Result.isFinal(previous)
-                ? previous
-                : undefined
-            ),
+            Effect.map(previous => Result.isFinal(previous) ? previous : undefined),
             Effect.andThen(previous => Result.unsafeForkEffect(
-                Effect.onExit(this.f(key), () => SubscriptionRef.set(this.fiber, Option.none())),
+                Effect.onExit(this.f(key), exit => Effect.andThen(
+                    Exit.isSuccess(exit)
+                        ? this.updateCacheEntry(key, Result.succeed(exit.value))
+                        : Effect.void,
+                    SubscriptionRef.set(this.fiber, Option.none()),
+                )),
                 {
+                    initial,
                     initialProgress: this.initialProgress,
                     refresh: refresh && previous,
                     previous,
@@ -214,18 +252,5 @@ export const service = <K extends Query.AnyKey, A, E = never, R = never, P = nev
     Scope.Scope | QueryClient.QueryClient | Result.forkEffect.OutputContext<A, E, R, P>
 > => Effect.tap(
     make(options),
-    query => Effect.forkScoped(run(query)),
+    query => Effect.forkScoped(query.run),
 )
-
-export const run = <K extends Query.AnyKey, A, E, R, P>(
-    self: Query<K, A, E, R, P>
-): Effect.Effect<void> => {
-    const _self = self as QueryImpl<K, A, E, R, P>
-    return Stream.runForEach(_self.key, key => _self.interrupt.pipe(
-        Effect.andThen(SubscriptionRef.set(_self.latestKey, Option.some(key))),
-        Effect.andThen(_self.start(key)),
-        Effect.andThen(sub => Effect.forkScoped(_self.watch(sub))),
-        Effect.provide(_self.context),
-        _self.runSemaphore.withPermits(1),
-    ))
-}

packages/effect-fc/src/QueryClient.ts

@@ -1,4 +1,4 @@
-import { type DateTime, type Duration, Effect, Equal, Equivalence, Hash, HashMap, Pipeable, Predicate, type Scope, SubscriptionRef } from "effect"
+import { DateTime, Duration, Effect, Equal, Equivalence, Hash, HashMap, Pipeable, Predicate, type Scope, SubscriptionRef } from "effect"
 import type * as Query from "./Query.js"
 import type * as Result from "./Result.js"
 
@@ -105,3 +105,11 @@ implements Pipeable.Pipeable {
 }
 
 export const isQueryClientCacheEntry = (u: unknown): u is QueryClientCacheEntry => Predicate.hasProperty(u, QueryClientCacheEntryTypeId)
+
+export const isQueryClientCacheEntryStale = (
+    self: QueryClientCacheEntry,
+    staleTime: Duration.DurationInput,
+): Effect.Effect<boolean> => Effect.andThen(
+    DateTime.now,
+    now => Duration.lessThan(DateTime.distanceDuration(self.createdAt, now), staleTime),
+)

packages/effect-fc/src/Result.ts

@@ -5,18 +5,16 @@ export const ResultTypeId: unique symbol = Symbol.for("@effect-fc/Result/Result"
 export type ResultTypeId = typeof ResultTypeId
 
 export type Result<A, E = never, P = never> = (
-    | Initial
+    // biome-ignore lint/complexity/noBannedTypes: "{}" is relevant here
+    | (Initial & ({} | WillFetch))
     | Running<P>
     | Final<A, E, P>
-// biome-ignore lint/complexity/noBannedTypes: relevant here
-) & ({} | Optimistic)
+)
 
 export type Final<A, E = never, P = never> = (
     & (Success<A> | Failure<A, E>)
-    // biome-ignore lint/complexity/noBannedTypes: relevant here
-    & ({} | Refreshing<P>)
-    // biome-ignore lint/complexity/noBannedTypes: relevant here
-    & ({} | Optimistic)
+    // biome-ignore lint/complexity/noBannedTypes: "{}" is relevant here
+    & ({} | WillFetch | WillRefresh | Refreshing<P>)
 )
 
 export namespace Result {
@@ -49,13 +47,17 @@ export interface Failure<A, E = never> extends Result.Prototype {
     readonly previousSuccess: Option.Option<Success<A>>
 }
 
-export interface Refreshing<P = never> {
-    readonly refreshing: true
-    readonly progress: P
+export interface WillFetch extends Result.Prototype {
+    readonly willFetch: true
 }
 
-export interface Optimistic {
-    readonly optimistic: true
+export interface WillRefresh extends Result.Prototype {
+    readonly willRefresh: true
+}
+
+export interface Refreshing<P = never> extends Result.Prototype {
+    readonly refreshing: true
+    readonly progress: P
 }
 
 
@@ -111,8 +113,9 @@ export const isInitial = (u: unknown): u is Initial => isResult(u) && u._tag ===
 export const isRunning = (u: unknown): u is Running<unknown> => isResult(u) && u._tag === "Running"
 export const isSuccess = (u: unknown): u is Success<unknown> => isResult(u) && u._tag === "Success"
 export const isFailure = (u: unknown): u is Failure<unknown, unknown> => isResult(u) && u._tag === "Failure"
-export const isRefreshing = (u: unknown): u is Refreshing<unknown> => isResult(u) && Predicate.hasProperty(u, "refreshing") && u.refreshing
-export const isOptimistic = (u: unknown): u is Optimistic => isResult(u) && Predicate.hasProperty(u, "optimistic") && u.optimistic
+export const isWillFetch = (u: unknown): u is WillFetch => isResult(u) && Predicate.hasProperty(u, "willFetch")
+export const isWillRefresh = (u: unknown): u is WillRefresh => isResult(u) && Predicate.hasProperty(u, "willRefresh")
+export const isRefreshing = (u: unknown): u is Refreshing<unknown> => isResult(u) && Predicate.hasProperty(u, "refreshing")
 
 export const initial: {
     (): Initial
@@ -130,7 +133,21 @@ export const fail = <E, A = never>(
     previousSuccess: Option.fromNullable(previousSuccess),
 }, ResultPrototype)
 
-export const refreshing = <R extends Success<any> | Failure<any, any>, P = never>(
+export const willFetch = <R extends Initial | Final<any, any, any>>(
+    result: R
+): Omit<R, keyof WillFetch> & WillFetch => Object.setPrototypeOf(
+    Object.assign({}, result, { willFetch: true }),
+    Object.getPrototypeOf(result),
+)
+
+export const willRefresh = <R extends Final<any, any, any>>(
+    result: R
+): Omit<R, keyof WillRefresh> & WillRefresh => Object.setPrototypeOf(
+    Object.assign({}, result, { willRefresh: true }),
+    Object.getPrototypeOf(result),
+)
+
+export const refreshing = <R extends Final<any, any, any>, P = never>(
     result: R,
     progress?: P,
 ): Omit<R, keyof Refreshing<Result.Progress<R>>> & Refreshing<P> => Object.setPrototypeOf(
@@ -138,13 +155,6 @@ export const refreshing = <R extends Success<any> | Failure<any, any>, P = never
     Object.getPrototypeOf(result),
 )
 
-export const optimistic = <R extends Success<any> | Failure<any, any>>(
-    result: R
-): Omit<R, keyof Optimistic> & Optimistic => Object.setPrototypeOf(
-    Object.assign({}, result, { optimistic: true }),
-    Object.getPrototypeOf(result),
-)
-
 export const fromExit = <A, E>(
     exit: Exit.Exit<A, E>,
     previousSuccess?: Success<NoInfer<A>>,
@@ -214,6 +224,7 @@ export namespace unsafeForkEffect {
     export type OutputContext<A, E, R, P> = Exclude<R, State<A, E, P> | Progress<P> | Progress<never>>
 
     export type Options<A, E, P> = {
+        readonly initial?: Result<A, E, P>
         readonly initialProgress?: P
         readonly previous?: Final<A, E, P>
     } & (
@@ -235,7 +246,7 @@ export const unsafeForkEffect = <A, E, R, P = never>(
     never,
     Scope.Scope | unsafeForkEffect.OutputContext<A, E, R, P>
 > => Effect.Do.pipe(
-    Effect.bind("ref", () => Ref.make(initial<A, E, P>())),
+    Effect.bind("ref", () => Ref.make(options?.initial ?? initial<A, E, P>())),
     Effect.bind("pubsub", () => PubSub.unbounded<Result<A, E, P>>()),
     Effect.bind("fiber", ({ ref, pubsub }) => Effect.forkScoped(State<A, E, P>().pipe(
         Effect.andThen(state => state.set(options?.refresh

packages/example/package.json

@@ -26,8 +26,8 @@
     "vite": "^7.2.6"
   },
   "dependencies": {
-    "@effect/platform": "^0.93.6",
-    "@effect/platform-browser": "^0.73.0",
+    "@effect/platform": "^0.94.0",
+    "@effect/platform-browser": "^0.74.0",
     "@radix-ui/themes": "^3.2.1",
     "@typed/id": "^0.17.2",
     "effect": "^3.19.8",