errorToToolResult

@webda/mcp

---

Function: errorToToolResult()

errorToToolResult(err): object

Defined in: packages/mcp/src/invoke.ts:203

Convert an error into an MCP tool error result. Client errors (4xx) are returned so the agent can correct its input; anything else is logged and masked.

Parameters

err

unknown

the error

Returns

object

the tool error result

_meta?

optional _meta?: object

Index Signature

[key: string]: unknown

_meta.io.modelcontextprotocol/related-task?

optional io.modelcontextprotocol/related-task?: object

If specified, this request is related to the provided task.

_meta.io.modelcontextprotocol/related-task.taskId

taskId: string

_meta.progressToken?

optional progressToken?: string | number

If specified, the caller is requesting out-of-band progress notifications for this request (as represented by notifications/progress). The value of this parameter is an opaque token that will be attached to any subsequent notifications. The receiver is not obligated to provide these notifications.

content

content: ({ _meta?: {[key: string]: unknown; }; annotations?: { audience?: ("user" | "assistant")[]; lastModified?: string; priority?: number; }; text: string; type: "text"; } | { _meta?: {[key: string]: unknown; }; annotations?: { audience?: ("user" | "assistant")[]; lastModified?: string; priority?: number; }; data: string; mimeType: string; type: "image"; } | { _meta?: {[key: string]: unknown; }; annotations?: { audience?: ("user" | "assistant")[]; lastModified?: string; priority?: number; }; data: string; mimeType: string; type: "audio"; } | { _meta?: {[key: string]: unknown; }; annotations?: { audience?: ("user" | "assistant")[]; lastModified?: string; priority?: number; }; description?: string; icons?: object[]; mimeType?: string; name: string; size?: number; title?: string; type: "resource_link"; uri: string; } | { _meta?: {[key: string]: unknown; }; annotations?: { audience?: ("user" | "assistant")[]; lastModified?: string; priority?: number; }; resource?: { _meta?: {[key: string]: unknown; }; mimeType?: string; text: string; uri: string; } | { _meta?: {[key: string]: unknown; }; blob: string; mimeType?: string; uri: string; }; type: "resource"; })[]

isError?

optional isError?: boolean

structuredContent?

optional structuredContent?: object

Index Signature

[key: string]: unknown