import { BaseTool } from "@tools/base-tool.js";
import { ValidationError } from "@types";
import { z } from "zod";
export class AddTool extends BaseTool {
readonly name = "add";
readonly title = "Addition Tool";
readonly description = "Add two numbers";
readonly inputSchema = {
a: z.string().describe("First number"),
b: z.string().describe("Second number"),
};
async execute(params: Record<string, unknown>): Promise<{
content: Array<{ type: "text"; text: string }>;
}> {
this.validateParams(params);
const a = String(params.a);
const b = String(params.b);
// Validate that inputs are valid numbers
const numA = Number.parseInt(a, 10);
const numB = Number.parseInt(b, 10);
if (Number.isNaN(numA)) {
throw new ValidationError(`Invalid number for parameter 'a': ${a}`);
}
if (Number.isNaN(numB)) {
throw new ValidationError(`Invalid number for parameter 'b': ${b}`);
}
const result = numA + numB;
return this.createTextResponse(String(result));
}
}
