chore: delete filetime module

.opencode/agent/translator.md

@@ -594,7 +594,6 @@ OPENCODE_DISABLE_CLAUDE_CODE
 OPENCODE_DISABLE_CLAUDE_CODE_PROMPT
 OPENCODE_DISABLE_CLAUDE_CODE_SKILLS
 OPENCODE_DISABLE_DEFAULT_PLUGINS
-OPENCODE_DISABLE_FILETIME_CHECK
 OPENCODE_DISABLE_LSP_DOWNLOAD
 OPENCODE_DISABLE_MODELS_FETCH
 OPENCODE_DISABLE_PRUNE

packages/opencode/specs/effect/migration.md

@@ -9,7 +9,7 @@ Use `InstanceState` (from `src/effect/instance-state.ts`) for services that need
 Use `makeRuntime` (from `src/effect/run-service.ts`) to create a per-service `ManagedRuntime` that lazily initializes and shares layers via a global `memoMap`. Returns `{ runPromise, runFork, runCallback }`.
 
 - Global services (no per-directory state): Account, Auth, AppFileSystem, Installation, Truncate, Worktree
-- Instance-scoped (per-directory state via InstanceState): Agent, Bus, Command, Config, File, FileTime, FileWatcher, Format, LSP, MCP, Permission, Plugin, ProviderAuth, Pty, Question, SessionStatus, Skill, Snapshot, ToolRegistry, Vcs
+- Instance-scoped (per-directory state via InstanceState): Agent, Bus, Command, Config, File, FileWatcher, Format, LSP, MCP, Permission, Plugin, ProviderAuth, Pty, Question, SessionStatus, Skill, Snapshot, ToolRegistry, Vcs
 
 Rule of thumb: if two open directories should not share one copy of the service, it needs `InstanceState`.
 
@@ -195,7 +195,6 @@ This checklist is only about the service shape migration. Many of these services
 - [x] `Config` — `config/config.ts`
 - [x] `Discovery` — `skill/discovery.ts` (dependency-only layer, no standalone runtime)
 - [x] `File` — `file/index.ts`
-- [x] `FileTime` — `file/time.ts`
 - [x] `FileWatcher` — `file/watcher.ts`
 - [x] `Format` — `format/index.ts`
 - [x] `Installation` — `installation/index.ts`
@@ -301,7 +300,6 @@ For each service, the migration is roughly:
 - `SessionRunState` — migrated 2026-04-11. Single caller in `server/instance/session.ts` converted; facade removed.
 - `Account` — migrated 2026-04-11. Callers in `server/instance/experimental.ts` and `cli/cmd/account.ts` converted; facade removed.
 - `Instruction` — migrated 2026-04-11. Test-only callers converted; facade removed.
-- `FileTime` — migrated 2026-04-11. Test-only callers converted; facade removed.
 - `FileWatcher` — migrated 2026-04-11. Callers in `project/bootstrap.ts` and test converted; facade removed.
 - `Question` — migrated 2026-04-11. Callers in `server/instance/question.ts` and test converted; facade removed.
 - `Truncate` — migrated 2026-04-11. Caller in `tool/tool.ts` and test converted; facade removed.

packages/opencode/src/effect/app-runtime.ts

@@ -9,7 +9,6 @@ import { Account } from "@/account/account"
 import { Config } from "@/config"
 import { Git } from "@/git"
 import { Ripgrep } from "@/file/ripgrep"
-import { FileTime } from "@/file/time"
 import { File } from "@/file"
 import { FileWatcher } from "@/file/watcher"
 import { Storage } from "@/storage"
@@ -58,7 +57,6 @@ export const AppLayer = Layer.mergeAll(
   Config.defaultLayer,
   Git.defaultLayer,
   Ripgrep.defaultLayer,
-  FileTime.defaultLayer,
   File.defaultLayer,
   FileWatcher.defaultLayer,
   Storage.defaultLayer,

packages/opencode/src/flag/flag.ts

@@ -70,7 +70,6 @@ export const Flag = {
   OPENCODE_EXPERIMENTAL_OXFMT: OPENCODE_EXPERIMENTAL || truthy("OPENCODE_EXPERIMENTAL_OXFMT"),
   OPENCODE_EXPERIMENTAL_LSP_TY: truthy("OPENCODE_EXPERIMENTAL_LSP_TY"),
   OPENCODE_EXPERIMENTAL_LSP_TOOL: OPENCODE_EXPERIMENTAL || truthy("OPENCODE_EXPERIMENTAL_LSP_TOOL"),
-  OPENCODE_DISABLE_FILETIME_CHECK: Config.boolean("OPENCODE_DISABLE_FILETIME_CHECK").pipe(Config.withDefault(false)),
   OPENCODE_EXPERIMENTAL_PLAN_MODE: OPENCODE_EXPERIMENTAL || truthy("OPENCODE_EXPERIMENTAL_PLAN_MODE"),
   OPENCODE_EXPERIMENTAL_MARKDOWN: !falsy("OPENCODE_EXPERIMENTAL_MARKDOWN"),
   OPENCODE_MODELS_URL: process.env["OPENCODE_MODELS_URL"],

packages/opencode/src/session/prompt.ts

@@ -23,7 +23,6 @@ import MAX_STEPS from "../session/prompt/max-steps.txt"
 import { ToolRegistry } from "../tool"
 import { MCP } from "../mcp"
 import { LSP } from "../lsp"
-import { FileTime } from "../file/time"
 import { Flag } from "../flag/flag"
 import { ulid } from "ulid"
 import { ChildProcess, ChildProcessSpawner } from "effect/unstable/process"
@@ -94,7 +93,6 @@ export const layer = Layer.effect(
     const fsys = yield* AppFileSystem.Service
     const mcp = yield* MCP.Service
     const lsp = yield* LSP.Service
-    const filetime = yield* FileTime.Service
     const registry = yield* ToolRegistry.Service
     const truncate = yield* Truncate.Service
     const spawner = yield* ChildProcessSpawner.ChildProcessSpawner
@@ -1183,7 +1181,6 @@ NOTE: At any point in time through this workflow you should feel free to ask the
                 ]
               }
 
-              yield* filetime.read(input.sessionID, filepath)
               return [
                 {
                   messageID: info.id,
@@ -1684,7 +1681,6 @@ export const defaultLayer = Layer.suspend(() =>
     Layer.provide(Permission.defaultLayer),
     Layer.provide(MCP.defaultLayer),
     Layer.provide(LSP.defaultLayer),
-    Layer.provide(FileTime.defaultLayer),
     Layer.provide(ToolRegistry.defaultLayer),
     Layer.provide(Truncate.defaultLayer),
     Layer.provide(Provider.defaultLayer),

packages/opencode/src/tool/edit.ts

@@ -14,7 +14,6 @@ import { File } from "../file"
 import { FileWatcher } from "../file/watcher"
 import { Bus } from "../bus"
 import { Format } from "../format"
-import { FileTime } from "../file/time"
 import { Instance } from "../project/instance"
 import { Snapshot } from "@/snapshot"
 import { assertExternalDirectoryEffect } from "./external-directory"
@@ -44,7 +43,6 @@ export const EditTool = Tool.define(
   "edit",
   Effect.gen(function* () {
     const lsp = yield* LSP.Service
-    const filetime = yield* FileTime.Service
     const afs = yield* AppFileSystem.Service
     const format = yield* Format.Service
     const bus = yield* Bus.Service
@@ -70,52 +68,11 @@ export const EditTool = Tool.define(
           let diff = ""
           let contentOld = ""
           let contentNew = ""
-          yield* filetime.withLock(filePath, () =>
-            Effect.gen(function* () {
-              if (params.oldString === "") {
-                const existed = yield* afs.existsSafe(filePath)
-                contentNew = params.newString
-                diff = trimDiff(createTwoFilesPatch(filePath, filePath, contentOld, contentNew))
-                yield* ctx.ask({
-                  permission: "edit",
-                  patterns: [path.relative(Instance.worktree, filePath)],
-                  always: ["*"],
-                  metadata: {
-                    filepath: filePath,
-                    diff,
-                  },
-                })
-                yield* afs.writeWithDirs(filePath, params.newString)
-                yield* format.file(filePath)
-                yield* bus.publish(File.Event.Edited, { file: filePath })
-                yield* bus.publish(FileWatcher.Event.Updated, {
-                  file: filePath,
-                  event: existed ? "change" : "add",
-                })
-                yield* filetime.read(ctx.sessionID, filePath)
-                return
-              }
-
-              const info = yield* afs.stat(filePath).pipe(Effect.catch(() => Effect.succeed(undefined)))
-              if (!info) throw new Error(`File ${filePath} not found`)
-              if (info.type === "Directory") throw new Error(`Path is a directory, not a file: ${filePath}`)
-              yield* filetime.assert(ctx.sessionID, filePath)
-              contentOld = yield* afs.readFileString(filePath)
-
-              const ending = detectLineEnding(contentOld)
-              const old = convertToLineEnding(normalizeLineEndings(params.oldString), ending)
-              const next = convertToLineEnding(normalizeLineEndings(params.newString), ending)
-
-              contentNew = replace(contentOld, old, next, params.replaceAll)
-
-              diff = trimDiff(
-                createTwoFilesPatch(
-                  filePath,
-                  filePath,
-                  normalizeLineEndings(contentOld),
-                  normalizeLineEndings(contentNew),
-                ),
-              )
+          yield* Effect.gen(function* () {
+            if (params.oldString === "") {
+              const existed = yield* afs.existsSafe(filePath)
+              contentNew = params.newString
+              diff = trimDiff(createTwoFilesPatch(filePath, filePath, contentOld, contentNew))
               yield* ctx.ask({
                 permission: "edit",
                 patterns: [path.relative(Instance.worktree, filePath)],
@@ -125,26 +82,62 @@ export const EditTool = Tool.define(
                   diff,
                 },
               })
-
-              yield* afs.writeWithDirs(filePath, contentNew)
+              yield* afs.writeWithDirs(filePath, params.newString)
               yield* format.file(filePath)
               yield* bus.publish(File.Event.Edited, { file: filePath })
               yield* bus.publish(FileWatcher.Event.Updated, {
                 file: filePath,
-                event: "change",
+                event: existed ? "change" : "add",
               })
-              contentNew = yield* afs.readFileString(filePath)
-              diff = trimDiff(
-                createTwoFilesPatch(
-                  filePath,
-                  filePath,
-                  normalizeLineEndings(contentOld),
-                  normalizeLineEndings(contentNew),
-                ),
-              )
-              yield* filetime.read(ctx.sessionID, filePath)
-            }).pipe(Effect.orDie),
-          )
+              return
+            }
+
+            const info = yield* afs.stat(filePath).pipe(Effect.catch(() => Effect.succeed(undefined)))
+            if (!info) throw new Error(`File ${filePath} not found`)
+            if (info.type === "Directory") throw new Error(`Path is a directory, not a file: ${filePath}`)
+            contentOld = yield* afs.readFileString(filePath)
+
+            const ending = detectLineEnding(contentOld)
+            const old = convertToLineEnding(normalizeLineEndings(params.oldString), ending)
+            const next = convertToLineEnding(normalizeLineEndings(params.newString), ending)
+
+            contentNew = replace(contentOld, old, next, params.replaceAll)
+
+            diff = trimDiff(
+              createTwoFilesPatch(
+                filePath,
+                filePath,
+                normalizeLineEndings(contentOld),
+                normalizeLineEndings(contentNew),
+              ),
+            )
+            yield* ctx.ask({
+              permission: "edit",
+              patterns: [path.relative(Instance.worktree, filePath)],
+              always: ["*"],
+              metadata: {
+                filepath: filePath,
+                diff,
+              },
+            })
+
+            yield* afs.writeWithDirs(filePath, contentNew)
+            yield* format.file(filePath)
+            yield* bus.publish(File.Event.Edited, { file: filePath })
+            yield* bus.publish(FileWatcher.Event.Updated, {
+              file: filePath,
+              event: "change",
+            })
+            contentNew = yield* afs.readFileString(filePath)
+            diff = trimDiff(
+              createTwoFilesPatch(
+                filePath,
+                filePath,
+                normalizeLineEndings(contentOld),
+                normalizeLineEndings(contentNew),
+              ),
+            )
+          }).pipe(Effect.orDie)
 
           const filediff: Snapshot.FileDiff = {
             file: filePath,

packages/opencode/src/tool/read.ts

@@ -7,7 +7,6 @@ import { createInterface } from "readline"
 import * as Tool from "./tool"
 import { AppFileSystem } from "@opencode-ai/shared/filesystem"
 import { LSP } from "../lsp"
-import { FileTime } from "../file/time"
 import DESCRIPTION from "./read.txt"
 import { Instance } from "../project/instance"
 import { assertExternalDirectoryEffect } from "./external-directory"
@@ -31,7 +30,6 @@ export const ReadTool = Tool.define(
     const fs = yield* AppFileSystem.Service
     const instruction = yield* Instruction.Service
     const lsp = yield* LSP.Service
-    const time = yield* FileTime.Service
     const scope = yield* Scope.Scope
 
     const miss = Effect.fn("ReadTool.miss")(function* (filepath: string) {
@@ -75,9 +73,8 @@ export const ReadTool = Tool.define(
       ).pipe(Effect.map((items: string[]) => items.sort((a, b) => a.localeCompare(b))))
     })
 
-    const warm = Effect.fn("ReadTool.warm")(function* (filepath: string, sessionID: Tool.Context["sessionID"]) {
+    const warm = Effect.fn("ReadTool.warm")(function* (filepath: string) {
       yield* lsp.touchFile(filepath, false).pipe(Effect.ignore, Effect.forkIn(scope))
-      yield* time.read(sessionID, filepath)
     })
 
     const run = Effect.fn("ReadTool.execute")(function* (params: z.infer<typeof parameters>, ctx: Tool.Context) {
@@ -196,7 +193,7 @@ export const ReadTool = Tool.define(
       }
       output += "\n</content>"
 
-      yield* warm(filepath, ctx.sessionID)
+      yield* warm(filepath)
 
       if (loaded.length > 0) {
         output += `\n\n<system-reminder>\n${loaded.map((item) => item.content).join("\n\n")}\n</system-reminder>`