MCP JSON Navigator

import { explore } from "./explore.js"; /** * Strict case-sensitive containment check on a JSON path. * Works on values, lists, numbers, booleans, etc. */ export function contains(data: any, jsonpath: string, char: string): boolean { const value = explore(data, jsonpath); // may throw or return undefined depending on your explorer if (value == null) return false; // if value is object or list → stringify if (typeof value === "object") { return JSON.stringify(value).includes(char); } // handle primitive value return String(value).includes(char); }