deps: upgrade npm to 3.10.8

PR-URL: https://github.com/nodejs/node/pull/8706
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>

1 files changed, 21 insertions, 0 deletions

diff --git a/deps/npm/node_modules/once/once.js b/deps/npm/node_modules/once/once.js
index 2e1e721bfe..235406736d 100644
--- a/deps/npm/node_modules/once/once.js
+++ b/deps/npm/node_modules/once/once.js
@@ -1,5 +1,6 @@
 var wrappy = require('wrappy')
 module.exports = wrappy(once)
+module.exports.strict = wrappy(onceStrict)
 
 once.proto = once(function () {
   Object.defineProperty(Function.prototype, 'once', {
@@ -8,6 +9,13 @@ once.proto = once(function () {
     },
     configurable: true
   })
+
+  Object.defineProperty(Function.prototype, 'onceStrict', {
+    value: function () {
+      return onceStrict(this)
+    },
+    configurable: true
+  })
 })
 
 function once (fn) {
@@ -19,3 +27,16 @@ function once (fn) {
   f.called = false
   return f
 }
+
+function onceStrict (fn) {
+  var f = function () {
+    if (f.called)
+      throw new Error(f.onceError)
+    f.called = true
+    return f.value = fn.apply(this, arguments)
+  }
+  var name = fn.name || 'Function wrapped with `once`'
+  f.onceError = name + " shouldn't be called more than once"
+  f.called = false
+  return f
+}