1 files changed, 0 insertions, 300 deletions
diff --git a/node_modules/finalhandler/index.js b/node_modules/finalhandler/index.js
deleted file mode 100644
index 87974ca03..000000000
--- a/node_modules/finalhandler/index.js
+++ /dev/null
@@ -1,300 +0,0 @@
-/*!
- * finalhandler
- * Copyright(c) 2014-2017 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict'
-
-/**
- * Module dependencies.
- * @private
- */
-
-var debug = require('debug')('finalhandler')
-var encodeUrl = require('encodeurl')
-var escapeHtml = require('escape-html')
-var onFinished = require('on-finished')
-var parseUrl = require('parseurl')
-var statuses = require('statuses')
-var unpipe = require('unpipe')
-
-/**
- * Module variables.
- * @private
- */
-
-var DOUBLE_SPACE_REGEXP = /\x20{2}/g
-var NEWLINE_REGEXP = /\n/g
-
-/* istanbul ignore next */
-var defer = typeof setImmediate === 'function'
-  ? setImmediate
-  : function (fn) { process.nextTick(fn.bind.apply(fn, arguments)) }
-var isFinished = onFinished.isFinished
-
-/**
- * Create a minimal HTML document.
- *
- * @param {string} message
- * @private
- */
-
-function createHtmlDocument (message) {
-  var body = escapeHtml(message)
-    .replace(NEWLINE_REGEXP, '<br>')
-    .replace(DOUBLE_SPACE_REGEXP, ' &nbsp;')
-
-  return '<!DOCTYPE html>\n' +
-    '<html lang="en">\n' +
-    '<head>\n' +
-    '<meta charset="utf-8">\n' +
-    '<title>Error</title>\n' +
-    '</head>\n' +
-    '<body>\n' +
-    '<pre>' + body + '</pre>\n' +
-    '</body>\n' +
-    '</html>\n'
-}
-
-/**
- * Module exports.
- * @public
- */
-
-module.exports = finalhandler
-
-/**
- * Create a function to handle the final response.
- *
- * @param {Request} req
- * @param {Response} res
- * @param {Object} [options]
- * @return {Function}
- * @public
- */
-
-function finalhandler (req, res, options) {
-  var opts = options || {}
-
-  // get environment
-  var env = opts.env || process.env.NODE_ENV || 'development'
-
-  // get error callback
-  var onerror = opts.onerror
-
-  return function (err) {
-    var headers
-    var msg
-    var status
-
-    // ignore 404 on in-flight response
-    if (!err && res._header) {
-      debug('cannot 404 after headers sent')
-      return
-    }
-
-    // unhandled error
-    if (err) {
-      // respect status code from error
-      status = getErrorStatusCode(err)
-
-      // respect headers from error
-      if (status !== undefined) {
-        headers = getErrorHeaders(err)
-      }
-
-      // fallback to status code on response
-      if (status === undefined) {
-        status = getResponseStatusCode(res)
-      }
-
-      // get error message
-      msg = getErrorMessage(err, status, env)
-    } else {
-      // not found
-      status = 404
-      msg = 'Cannot ' + req.method + ' ' + encodeUrl(parseUrl.original(req).pathname)
-    }
-
-    debug('default %s', status)
-
-    // schedule onerror callback
-    if (err && onerror) {
-      defer(onerror, err, req, res)
-    }
-
-    // cannot actually respond
-    if (res._header) {
-      debug('cannot %d after headers sent', status)
-      req.socket.destroy()
-      return
-    }
-
-    // send response
-    send(req, res, status, headers, msg)
-  }
-}
-
-/**
- * Get headers from Error object.
- *
- * @param {Error} err
- * @return {object}
- * @private
- */
-
-function getErrorHeaders (err) {
-  if (!err.headers || typeof err.headers !== 'object') {
-    return undefined
-  }
-
-  var headers = Object.create(null)
-  var keys = Object.keys(err.headers)
-
-  for (var i = 0; i < keys.length; i++) {
-    var key = keys[i]
-    headers[key] = err.headers[key]
-  }
-
-  return headers
-}
-
-/**
- * Get message from Error object, fallback to status message.
- *
- * @param {Error} err
- * @param {number} status
- * @param {string} env
- * @return {string}
- * @private
- */
-
-function getErrorMessage (err, status, env) {
-  var msg
-
-  if (env !== 'production') {
-    // use err.stack, which typically includes err.message
-    msg = err.stack
-
-    // fallback to err.toString() when possible
-    if (!msg && typeof err.toString === 'function') {
-      msg = err.toString()
-    }
-  }
-
-  return msg || statuses[status]
-}
-
-/**
- * Get status code from Error object.
- *
- * @param {Error} err
- * @return {number}
- * @private
- */
-
-function getErrorStatusCode (err) {
-  // check err.status
-  if (typeof err.status === 'number' && err.status >= 400 && err.status < 600) {
-    return err.status
-  }
-
-  // check err.statusCode
-  if (typeof err.statusCode === 'number' && err.statusCode >= 400 && err.statusCode < 600) {
-    return err.statusCode
-  }
-
-  return undefined
-}
-
-/**
- * Get status code from response.
- *
- * @param {OutgoingMessage} res
- * @return {number}
- * @private
- */
-
-function getResponseStatusCode (res) {
-  var status = res.statusCode
-
-  // default status code to 500 if outside valid range
-  if (typeof status !== 'number' || status < 400 || status > 599) {
-    status = 500
-  }
-
-  return status
-}
-
-/**
- * Send response.
- *
- * @param {IncomingMessage} req
- * @param {OutgoingMessage} res
- * @param {number} status
- * @param {object} headers
- * @param {string} message
- * @private
- */
-
-function send (req, res, status, headers, message) {
-  function write () {
-    // response body
-    var body = createHtmlDocument(message)
-
-    // response status
-    res.statusCode = status
-    res.statusMessage = statuses[status]
-
-    // response headers
-    setHeaders(res, headers)
-
-    // security headers
-    res.setHeader('Content-Security-Policy', "default-src 'self'")
-    res.setHeader('X-Content-Type-Options', 'nosniff')
-
-    // standard headers
-    res.setHeader('Content-Type', 'text/html; charset=utf-8')
-    res.setHeader('Content-Length', Buffer.byteLength(body, 'utf8'))
-
-    if (req.method === 'HEAD') {
-      res.end()
-      return
-    }
-
-    res.end(body, 'utf8')
-  }
-
-  if (isFinished(req)) {
-    write()
-    return
-  }
-
-  // unpipe everything from the request
-  unpipe(req)
-
-  // flush the request
-  onFinished(req, write)
-  req.resume()
-}
-
-/**
- * Set response headers from an object.
- *
- * @param {OutgoingMessage} res
- * @param {object} headers
- * @private
- */
-
-function setHeaders (res, headers) {
-  if (!headers) {
-    return
-  }
-
-  var keys = Object.keys(headers)
-  for (var i = 0; i < keys.length; i++) {
-    var key = keys[i]
-    res.setHeader(key, headers[key])
-  }
-}