flow like the river

VISUALIZACION/node_modules/underscore/amd/partial.js

@@ -0,0 +1,25 @@
+define(['./restArguments', './_executeBound', './underscore'], function (restArguments, _executeBound, underscore) {
+
+  // Partially apply a function by creating a version that has had some of its
+  // arguments pre-filled, without changing its dynamic `this` context. `_` acts
+  // as a placeholder by default, allowing any combination of arguments to be
+  // pre-filled. Set `_.partial.placeholder` for a custom placeholder argument.
+  var partial = restArguments(function(func, boundArgs) {
+    var placeholder = partial.placeholder;
+    var bound = function() {
+      var position = 0, length = boundArgs.length;
+      var args = Array(length);
+      for (var i = 0; i < length; i++) {
+        args[i] = boundArgs[i] === placeholder ? arguments[position++] : boundArgs[i];
+      }
+      while (position < arguments.length) args.push(arguments[position++]);
+      return _executeBound(func, bound, this, this, args);
+    };
+    return bound;
+  });
+
+  partial.placeholder = underscore;
+
+  return partial;
+
+});