17 lines
654 B
TypeScript
17 lines
654 B
TypeScript
import type { CallToolResult } from "@modelcontextprotocol/server";
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import { expect } from "vitest";
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import { z } from "zod";
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import { analysisErrorProjectionSchema } from "../../src/contracts/errorSchemas.js";
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/** Read and validate the complete typed diagnostic in an MCP tool failure. */
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export function parseMcpToolError(result: CallToolResult) {
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expect(result.isError).toBe(true);
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const text = result.content.find((item) => item.type === "text");
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if (text?.type !== "text") throw new Error("Tool error omitted text content");
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return z
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.object({ error: analysisErrorProjectionSchema })
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.strict()
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.parse(JSON.parse(text.text));
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}
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