refactor: dedupe twitch error formatting

extensions/twitch/src/actions.ts

@@ -4,6 +4,7 @@
  * Handles tool-based actions for Twitch, such as sending messages.
  */
 
+import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
 import { resolveTwitchAccountContext } from "./config.js";
 import { twitchOutbound } from "./outbound.js";
 import type { ChannelMessageActionAdapter, ChannelMessageActionContext } from "./types.js";
@@ -167,7 +168,7 @@ export const twitchMessageActions: ChannelMessageActionAdapter = {
         details: { ok: true },
       };
     } catch (error) {
-      const errorMsg = error instanceof Error ? error.message : String(error);
+      const errorMsg = formatErrorMessage(error);
       return errorResponse(errorMsg);
     }
   },

extensions/twitch/src/monitor.ts

@@ -6,6 +6,7 @@
  */
 
 import type { MarkdownTableMode, OpenClawConfig } from "openclaw/plugin-sdk/config-runtime";
+import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
 import type { ReplyPayload } from "../api.js";
 import { createChannelReplyPipeline } from "../api.js";
 import { checkTwitchAccessControl } from "./access-control.js";
@@ -221,7 +222,7 @@ export async function monitorTwitchProvider(
       accountId,
     );
   } catch (error) {
-    const errorMsg = error instanceof Error ? error.message : String(error);
+    const errorMsg = formatErrorMessage(error);
     runtime.error?.(`Failed to connect: ${errorMsg}`);
     throw error;
   }

extensions/twitch/src/probe.ts

@@ -1,5 +1,6 @@
 import { StaticAuthProvider } from "@twurple/auth";
 import { ChatClient } from "@twurple/chat";
+import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
 import type { BaseProbeResult } from "../runtime-api.js";
 import type { TwitchAccountConfig } from "./types.js";
 import { normalizeToken } from "./utils/twitch.js";
@@ -102,7 +103,7 @@ export async function probeTwitch(
   } catch (error) {
     return {
       ok: false,
-      error: error instanceof Error ? error.message : String(error),
+      error: formatErrorMessage(error),
       username: account.username,
       channel: account.channel,
       elapsedMs: Date.now() - started,

extensions/twitch/src/resolver.ts

@@ -7,6 +7,7 @@
 
 import { ApiClient } from "@twurple/api";
 import { StaticAuthProvider } from "@twurple/auth";
+import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
 import type { ChannelResolveKind, ChannelResolveResult } from "./types.js";
 import type { ChannelLogSink, TwitchAccountConfig } from "./types.js";
 import { normalizeToken } from "./utils/twitch.js";
@@ -123,7 +124,7 @@ export async function resolveTwitchTargets(
         }
       }
     } catch (error) {
-      const errorMessage = error instanceof Error ? error.message : String(error);
+      const errorMessage = formatErrorMessage(error);
       results.push({
         input,
         resolved: false,

extensions/twitch/src/send.ts

@@ -5,6 +5,7 @@
  * They support dependency injection via the `deps` parameter for testability.
  */
 
+import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
 import type { OpenClawConfig } from "../runtime-api.js";
 import { getClientManager as getRegistryClientManager } from "./client-manager-registry.js";
 import { resolveTwitchAccountContext } from "./config.js";
@@ -127,7 +128,7 @@ export async function sendMessageTwitchInternal(
       messageId: result.messageId ?? generateMessageId(),
     };
   } catch (error) {
-    const errorMsg = error instanceof Error ? error.message : String(error);
+    const errorMsg = formatErrorMessage(error);
     logger.error(`Failed to send message: ${errorMsg}`);
     return {
       ok: false,

extensions/twitch/src/twitch-client.ts

@@ -1,5 +1,6 @@
 import { RefreshingAuthProvider, StaticAuthProvider } from "@twurple/auth";
 import { ChatClient, LogLevel } from "@twurple/chat";
+import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
 import type { OpenClawConfig } from "../runtime-api.js";
 import { resolveTwitchToken } from "./token.js";
 import type { ChannelLogSink, TwitchAccountConfig, TwitchChatMessage } from "./types.js";
@@ -45,7 +46,7 @@ export class TwitchClientManager {
         })
         .catch((err) => {
           this.logger.error(
-            `Failed to add user to RefreshingAuthProvider: ${err instanceof Error ? err.message : String(err)}`,
+            `Failed to add user to RefreshingAuthProvider: ${formatErrorMessage(err)}`,
           );
         });
 
@@ -250,12 +251,10 @@ export class TwitchClientManager {
 
       return { ok: true, messageId };
     } catch (error) {
-      this.logger.error(
-        `Failed to send message: ${error instanceof Error ? error.message : String(error)}`,
-      );
+      this.logger.error(`Failed to send message: ${formatErrorMessage(error)}`);
       return {
         ok: false,
-        error: error instanceof Error ? error.message : String(error),
+        error: formatErrorMessage(error),
       };
     }
   }