deps: upgrade npm to 6.1.0

PR-URL: https://github.com/nodejs/node/pull/20190
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/deps/npm/node_modules/lodash/internal/indexOfNaN.js b/deps/npm/node_modules/lodash/internal/indexOfNaN.js
new file mode 100644
index 0000000000..05b8207d7c
--- /dev/null
+++ b/deps/npm/node_modules/lodash/internal/indexOfNaN.js
@@ -0,0 +1,23 @@
+/**
+ * Gets the index at which the first occurrence of `NaN` is found in `array`.
+ *
+ * @private
+ * @param {Array} array The array to search.
+ * @param {number} fromIndex The index to search from.
+ * @param {boolean} [fromRight] Specify iterating from right to left.
+ * @returns {number} Returns the index of the matched `NaN`, else `-1`.
+ */
+function indexOfNaN(array, fromIndex, fromRight) {
+  var length = array.length,
+      index = fromIndex + (fromRight ? 0 : -1);
+
+  while ((fromRight ? index-- : ++index < length)) {
+    var other = array[index];
+    if (other !== other) {
+      return index;
+    }
+  }
+  return -1;
+}
+
+module.exports = indexOfNaN;