add node_modules to address #4364

1 files changed, 41 insertions, 0 deletions

diff --git a/node_modules/bytes/index.js b/node_modules/bytes/index.js
new file mode 100644
index 000000000..02bd98f0d
--- /dev/null
+++ b/node_modules/bytes/index.js
@@ -0,0 +1,41 @@
+
+/**
+ * Parse byte `size` string.
+ *
+ * @param {String} size
+ * @return {Number}
+ * @api public
+ */
+
+module.exports = function(size) {
+  if ('number' == typeof size) return convert(size);
+  var parts = size.match(/^(\d+(?:\.\d+)?) *(kb|mb|gb|tb)$/)
+    , n = parseFloat(parts[1])
+    , type = parts[2];
+
+  var map = {
+      kb: 1 << 10
+    , mb: 1 << 20
+    , gb: 1 << 30
+    , tb: ((1 << 30) * 1024)
+  };
+
+  return map[type] * n;
+};
+
+/**
+ * convert bytes into string.
+ *
+ * @param {Number} b - bytes to convert
+ * @return {String}
+ * @api public
+ */
+
+function convert (b) {
+  var tb = ((1 << 30) * 1024), gb = 1 << 30, mb = 1 << 20, kb = 1 << 10;
+  if (b >= tb) return (Math.round(b / tb * 100) / 100) + 'tb';
+  if (b >= gb) return (Math.round(b / gb * 100) / 100) + 'gb';
+  if (b >= mb) return (Math.round(b / mb * 100) / 100) + 'mb';
+  if (b >= kb) return (Math.round(b / kb * 100) / 100) + 'kb';
+  return b + 'b';
+}