Fix incorrect stop reason after tool call rejection (#153)

We were mapping tool call rejections to actual "refusals" which isn't
quite right in ACP.

Also filters out more of these status messages that Claude is returning.

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.10.2
+
+- Fix incorrect stop reason for tool call refusals
+
 ## 0.10.1
 
 - Add additional structured metadata to tool calls

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "@zed-industries/claude-code-acp",
-  "version": "0.10.1",
+  "version": "0.10.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@zed-industries/claude-code-acp",
-      "version": "0.10.1",
+      "version": "0.10.2",
       "license": "Apache-2.0",
       "dependencies": {
         "@agentclientprotocol/sdk": "0.5.1",

package.json

@@ -3,7 +3,7 @@
   "publishConfig": {
     "access": "public"
   },
-  "version": "0.10.1",
+  "version": "0.10.2",
   "description": "An ACP-compatible coding agent powered by the Claude Code SDK (TypeScript)",
   "main": "dist/lib.js",
   "bin": {

src/acp-agent.ts

@@ -377,12 +377,14 @@ export class ClaudeAcpAgent implements Agent {
               return { stopReason: "end_turn" };
             }
             case "error_during_execution":
-              return { stopReason: "refusal" };
+              return { stopReason: "end_turn" };
+            case "error_max_budget_usd":
             case "error_max_turns":
               return { stopReason: "max_turn_requests" };
             default:
-              return { stopReason: "refusal" };
+              unreachable(message);
           }
+          break;
         }
         case "stream_event": {
           for (const notification of streamEventToAcpNotifications(
@@ -420,7 +422,13 @@ export class ClaudeAcpAgent implements Agent {
             break;
           }
           // Skip these user messages for now, since they seem to just be messages we don't want in the feed
-          if (message.type === "user" && typeof message.message.content === "string") {
+          if (
+            message.type === "user" &&
+            (typeof message.message.content === "string" ||
+              (Array.isArray(message.message.content) &&
+                message.message.content.length === 1 &&
+                message.message.content[0].type === "text"))
+          ) {
             break;
           }