1 files changed, 110 insertions, 0 deletions
diff --git a/node_modules/statuses/index.js b/node_modules/statuses/index.js
new file mode 100644
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+++ b/node_modules/statuses/index.js
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+/*!
+ * statuses
+ * Copyright(c) 2014 Jonathan Ong
+ * Copyright(c) 2016 Douglas Christopher Wilson
+ * MIT Licensed
+ */
+
+'use strict'
+
+/**
+ * Module dependencies.
+ * @private
+ */
+
+var codes = require('./codes.json')
+
+/**
+ * Module exports.
+ * @public
+ */
+
+module.exports = status
+
+// array of status codes
+status.codes = populateStatusesMap(status, codes)
+
+// status codes for redirects
+status.redirect = {
+  300: true,
+  301: true,
+  302: true,
+  303: true,
+  305: true,
+  307: true,
+  308: true
+}
+
+// status codes for empty bodies
+status.empty = {
+  204: true,
+  205: true,
+  304: true
+}
+
+// status codes for when you should retry the request
+status.retry = {
+  502: true,
+  503: true,
+  504: true
+}
+
+/**
+ * Populate the statuses map for given codes.
+ * @private
+ */
+
+function populateStatusesMap (statuses, codes) {
+  var arr = []
+
+  Object.keys(codes).forEach(function forEachCode (code) {
+    var message = codes[code]
+    var status = Number(code)
+
+    // Populate properties
+    statuses[status] = message
+    statuses[message] = status
+    statuses[message.toLowerCase()] = status
+
+    // Add to array
+    arr.push(status)
+  })
+
+  return arr
+}
+
+/**
+ * Get the status code.
+ *
+ * Given a number, this will throw if it is not a known status
+ * code, otherwise the code will be returned. Given a string,
+ * the string will be parsed for a number and return the code
+ * if valid, otherwise will lookup the code assuming this is
+ * the status message.
+ *
+ * @param {string|number} code
+ * @returns {number}
+ * @public
+ */
+
+function status (code) {
+  if (typeof code === 'number') {
+    if (!status[code]) throw new Error('invalid status code: ' + code)
+    return code
+  }
+
+  if (typeof code !== 'string') {
+    throw new TypeError('code must be a number or string')
+  }
+
+  // '403'
+  var n = parseInt(code, 10)
+  if (!isNaN(n)) {
+    if (!status[n]) throw new Error('invalid status code: ' + n)
+    return n
+  }
+
+  n = status[code.toLowerCase()]
+  if (!n) throw new Error('invalid status message: "' + code + '"')
+  return n
+}