Add node modules and new code for release (#57)

Co-authored-by: taakleton <taakleton@users.noreply.github.com>

node_modules/has-values/index.js

@@ -0,0 +1,60 @@
+/*!
+ * has-values <https://github.com/jonschlinkert/has-values>
+ *
+ * Copyright (c) 2014-2015, 2017, Jon Schlinkert.
+ * Released under the MIT License.
+ */
+
+'use strict';
+
+var typeOf = require('kind-of');
+var isNumber = require('is-number');
+
+module.exports = function hasValue(val) {
+  // is-number checks for NaN and other edge cases
+  if (isNumber(val)) {
+    return true;
+  }
+
+  switch (typeOf(val)) {
+    case 'null':
+    case 'boolean':
+    case 'function':
+      return true;
+    case 'string':
+    case 'arguments':
+      return val.length !== 0;
+    case 'error':
+      return val.message !== '';
+    case 'array':
+      var len = val.length;
+      if (len === 0) {
+        return false;
+      }
+      for (var i = 0; i < len; i++) {
+        if (hasValue(val[i])) {
+          return true;
+        }
+      }
+      return false;
+    case 'file':
+    case 'map':
+    case 'set':
+      return val.size !== 0;
+    case 'object':
+      var keys = Object.keys(val);
+      if (keys.length === 0) {
+        return false;
+      }
+      for (var i = 0; i < keys.length; i++) {
+        var key = keys[i];
+        if (hasValue(val[key])) {
+          return true;
+        }
+      }
+      return false;
+    default: {
+      return false;
+    }
+  }
+};