initial commit

node_modules/undertaker/lib/helpers/normalizeArgs.js

@@ -0,0 +1,25 @@
+'use strict';
+
+var assert = require('assert');
+
+var map = require('arr-map');
+var flatten = require('arr-flatten');
+
+function normalizeArgs(registry, args) {
+  function getFunction(task) {
+    if (typeof task === 'function') {
+      return task;
+    }
+
+    var fn = registry.get(task);
+    assert(fn, 'Task never defined: ' + task);
+    return fn;
+  }
+
+  var flattenArgs = flatten(args);
+  assert(flattenArgs.length, 'One or more tasks should be combined using series or parallel');
+
+  return map(flattenArgs, getFunction);
+}
+
+module.exports = normalizeArgs;