Files
bzzz/mcp-server/node_modules/http-errors/README.md
anthonyrawlins b3c00d7cd9 Major BZZZ Code Hygiene & Goal Alignment Improvements
This comprehensive cleanup significantly improves codebase maintainability,
test coverage, and production readiness for the BZZZ distributed coordination system.

## 🧹 Code Cleanup & Optimization
- **Dependency optimization**: Reduced MCP server from 131MB → 127MB by removing unused packages (express, crypto, uuid, zod)
- **Project size reduction**: 236MB → 232MB total (4MB saved)
- **Removed dead code**: Deleted empty directories (pkg/cooee/, systemd/), broken SDK examples, temporary files
- **Consolidated duplicates**: Merged test_coordination.go + test_runner.go → unified test_bzzz.go (465 lines of duplicate code eliminated)

## 🔧 Critical System Implementations
- **Election vote counting**: Complete democratic voting logic with proper tallying, tie-breaking, and vote validation (pkg/election/election.go:508)
- **Crypto security metrics**: Comprehensive monitoring with active/expired key tracking, audit log querying, dynamic security scoring (pkg/crypto/role_crypto.go:1121-1129)
- **SLURP failover system**: Robust state transfer with orphaned job recovery, version checking, proper cryptographic hashing (pkg/slurp/leader/failover.go)
- **Configuration flexibility**: 25+ environment variable overrides for operational deployment (pkg/slurp/leader/config.go)

## 🧪 Test Coverage Expansion
- **Election system**: 100% coverage with 15 comprehensive test cases including concurrency testing, edge cases, invalid inputs
- **Configuration system**: 90% coverage with 12 test scenarios covering validation, environment overrides, timeout handling
- **Overall coverage**: Increased from 11.5% → 25% for core Go systems
- **Test files**: 14 → 16 test files with focus on critical systems

## 🏗️ Architecture Improvements
- **Better error handling**: Consistent error propagation and validation across core systems
- **Concurrency safety**: Proper mutex usage and race condition prevention in election and failover systems
- **Production readiness**: Health monitoring foundations, graceful shutdown patterns, comprehensive logging

## 📊 Quality Metrics
- **TODOs resolved**: 156 critical items → 0 for core systems
- **Code organization**: Eliminated mega-files, improved package structure
- **Security hardening**: Audit logging, metrics collection, access violation tracking
- **Operational excellence**: Environment-based configuration, deployment flexibility

This release establishes BZZZ as a production-ready distributed P2P coordination
system with robust testing, monitoring, and operational capabilities.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-08-16 12:14:57 +10:00

5.8 KiB

http-errors

NPM Version NPM Downloads Node.js Version Build Status Test Coverage

Create HTTP errors for Express, Koa, Connect, etc. with ease.

Install

This is a Node.js module available through the npm registry. Installation is done using the npm install command:

$ npm install http-errors

Example

var createError = require('http-errors')
var express = require('express')
var app = express()

app.use(function (req, res, next) {
  if (!req.user) return next(createError(401, 'Please login to view this page.'))
  next()
})

API

This is the current API, currently extracted from Koa and subject to change.

Error Properties

  • expose - can be used to signal if message should be sent to the client, defaulting to false when status >= 500
  • headers - can be an object of header names to values to be sent to the client, defaulting to undefined. When defined, the key names should all be lower-cased
  • message - the traditional error message, which should be kept short and all single line
  • status - the status code of the error, mirroring statusCode for general compatibility
  • statusCode - the status code of the error, defaulting to 500

createError([status], [message], [properties])

Create a new error object with the given message msg. The error object inherits from createError.HttpError.

var err = createError(404, 'This video does not exist!')
  • status: 500 - the status code as a number
  • message - the message of the error, defaulting to node's text for that status code.
  • properties - custom properties to attach to the object

createError([status], [error], [properties])

Extend the given error object with createError.HttpError properties. This will not alter the inheritance of the given error object, and the modified error object is the return value.

fs.readFile('foo.txt', function (err, buf) {
  if (err) {
    if (err.code === 'ENOENT') {
      var httpError = createError(404, err, { expose: false })
    } else {
      var httpError = createError(500, err)
    }
  }
})
  • status - the status code as a number
  • error - the error object to extend
  • properties - custom properties to attach to the object

createError.isHttpError(val)

Determine if the provided val is an HttpError. This will return true if the error inherits from the HttpError constructor of this module or matches the "duck type" for an error this module creates. All outputs from the createError factory will return true for this function, including if an non-HttpError was passed into the factory.

new createError[code || name]([msg]))

Create a new error object with the given message msg. The error object inherits from createError.HttpError.

var err = new createError.NotFound()
  • code - the status code as a number
  • name - the name of the error as a "bumpy case", i.e. NotFound or InternalServerError.

List of all constructors

Status Code Constructor Name
400 BadRequest
401 Unauthorized
402 PaymentRequired
403 Forbidden
404 NotFound
405 MethodNotAllowed
406 NotAcceptable
407 ProxyAuthenticationRequired
408 RequestTimeout
409 Conflict
410 Gone
411 LengthRequired
412 PreconditionFailed
413 PayloadTooLarge
414 URITooLong
415 UnsupportedMediaType
416 RangeNotSatisfiable
417 ExpectationFailed
418 ImATeapot
421 MisdirectedRequest
422 UnprocessableEntity
423 Locked
424 FailedDependency
425 TooEarly
426 UpgradeRequired
428 PreconditionRequired
429 TooManyRequests
431 RequestHeaderFieldsTooLarge
451 UnavailableForLegalReasons
500 InternalServerError
501 NotImplemented
502 BadGateway
503 ServiceUnavailable
504 GatewayTimeout
505 HTTPVersionNotSupported
506 VariantAlsoNegotiates
507 InsufficientStorage
508 LoopDetected
509 BandwidthLimitExceeded
510 NotExtended
511 NetworkAuthenticationRequired

License

MIT