1 files changed, 15 insertions, 0 deletions
diff --git a/node_modules/superagent/lib/is-function.js b/node_modules/superagent/lib/is-function.js
new file mode 100644
index 0000000..5fb118e
--- /dev/null
+++ b/node_modules/superagent/lib/is-function.js
@@ -0,0 +1,15 @@
+/**
+ * Check if `fn` is a function.
+ *
+ * @param {Function} fn
+ * @return {Boolean}
+ * @api private
+ */
+var isObject = require('./is-object');
+
+function isFunction(fn) {
+  var tag = isObject(fn) ? Object.prototype.toString.call(fn) : '';
+  return tag === '[object Function]';
+}
+
+module.exports = isFunction;