firewalla-mcp-server/dist/utils/null-safety.js

Model Context Protocol (MCP) server for Firewalla MSP API - Provides real-time network monitoring, security analysis, and firewall management through 28 specialized tools compatible with any MCP client

/**
 * Null safety utilities for parameter validation
 */
/**
 * Safely convert a value to a string, handling null/undefined
 */
export function safeString(value, defaultValue = '') {
    if (value === null || value === undefined) {
        return defaultValue;
    }
    return String(value);
}
/**
 * Safely convert a value to a number, handling null/undefined
 */
export function safeNumber(value, defaultValue = 0) {
    if (value === null || value === undefined) {
        return defaultValue;
    }
    const num = Number(value);
    return isNaN(num) ? defaultValue : num;
}
/**
 * Safely convert a value to a boolean, handling null/undefined
 */
export function safeBoolean(value, defaultValue = false) {
    if (value === null || value === undefined) {
        return defaultValue;
    }
    return Boolean(value);
}
/**
 * Validate and sanitize tool arguments, removing null/undefined values
 */
export function sanitizeToolArgs(args) {
    if (!args || typeof args !== 'object') {
        return {};
    }
    const sanitized = {};
    for (const [key, value] of Object.entries(args)) {
        // Skip null or undefined values
        if (value === null || value === undefined) {
            continue;
        }
        // Handle nested objects recursively
        if (typeof value === 'object' && !Array.isArray(value)) {
            const nestedSanitized = sanitizeToolArgs(value);
            if (Object.keys(nestedSanitized).length > 0) {
                sanitized[key] = nestedSanitized;
            }
        }
        else {
            sanitized[key] = value;
        }
    }
    return sanitized;
}
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