ask instead of throwing tool error if file is outside cwd

packages/opencode/src/tool/edit.ts

@@ -37,7 +37,19 @@ export const EditTool = Tool.define("edit", {
 
     const filePath = path.isAbsolute(params.filePath) ? params.filePath : path.join(Instance.directory, params.filePath)
     if (!Filesystem.contains(Instance.directory, filePath)) {
-      throw new Error(`File ${filePath} is not in the current working directory`)
+      const parentDir = path.dirname(filePath)
+      await Permission.ask({
+        type: "external-directory",
+        pattern: parentDir,
+        sessionID: ctx.sessionID,
+        messageID: ctx.messageID,
+        callID: ctx.callID,
+        title: `Edit file outside working directory: ${filePath}`,
+        metadata: {
+          filepath: filePath,
+          parentDir,
+        },
+      })
     }
 
     const agent = await Agent.get(ctx.agent)

packages/opencode/src/tool/patch.ts

@@ -54,7 +54,19 @@ export const PatchTool = Tool.define("patch", {
       const filePath = path.resolve(Instance.directory, hunk.path)
 
       if (!Filesystem.contains(Instance.directory, filePath)) {
-        throw new Error(`File ${filePath} is not in the current working directory`)
+        const parentDir = path.dirname(filePath)
+        await Permission.ask({
+          type: "external-directory",
+          pattern: parentDir,
+          sessionID: ctx.sessionID,
+          messageID: ctx.messageID,
+          callID: ctx.callID,
+          title: `Patch file outside working directory: ${filePath}`,
+          metadata: {
+            filepath: filePath,
+            parentDir,
+          },
+        })
       }
 
       switch (hunk.type) {

packages/opencode/src/tool/read.ts

@@ -9,6 +9,7 @@ import { Filesystem } from "../util/filesystem"
 import { Instance } from "../project/instance"
 import { Provider } from "../provider/provider"
 import { Identifier } from "../id/id"
+import { Permission } from "../permission"
 
 const DEFAULT_READ_LIMIT = 2000
 const MAX_LINE_LENGTH = 2000
@@ -28,7 +29,19 @@ export const ReadTool = Tool.define("read", {
     const title = path.relative(Instance.worktree, filepath)
 
     if (!ctx.extra?.["bypassCwdCheck"] && !Filesystem.contains(Instance.directory, filepath)) {
-      throw new Error(`File ${filepath} is not in the current working directory`)
+      const parentDir = path.dirname(filepath)
+      await Permission.ask({
+        type: "external-directory",
+        pattern: parentDir,
+        sessionID: ctx.sessionID,
+        messageID: ctx.messageID,
+        callID: ctx.callID,
+        title: `Access file outside working directory: ${filepath}`,
+        metadata: {
+          filepath,
+          parentDir,
+        },
+      })
     }
 
     const file = Bun.file(filepath)

packages/opencode/src/tool/write.ts

@@ -20,7 +20,19 @@ export const WriteTool = Tool.define("write", {
   async execute(params, ctx) {
     const filepath = path.isAbsolute(params.filePath) ? params.filePath : path.join(Instance.directory, params.filePath)
     if (!Filesystem.contains(Instance.directory, filepath)) {
-      throw new Error(`File ${filepath} is not in the current working directory`)
+      const parentDir = path.dirname(filepath)
+      await Permission.ask({
+        type: "external-directory",
+        pattern: parentDir,
+        sessionID: ctx.sessionID,
+        messageID: ctx.messageID,
+        callID: ctx.callID,
+        title: `Write file outside working directory: ${filepath}`,
+        metadata: {
+          filepath,
+          parentDir,
+        },
+      })
     }
 
     const file = Bun.file(filepath)