aboutsummaryrefslogtreecommitdiff
path: root/node_modules/fbjs/lib/maxBy.js
diff options
context:
space:
mode:
Diffstat (limited to 'node_modules/fbjs/lib/maxBy.js')
-rw-r--r--node_modules/fbjs/lib/maxBy.js32
1 files changed, 32 insertions, 0 deletions
diff --git a/node_modules/fbjs/lib/maxBy.js b/node_modules/fbjs/lib/maxBy.js
new file mode 100644
index 000000000..dc6b3a624
--- /dev/null
+++ b/node_modules/fbjs/lib/maxBy.js
@@ -0,0 +1,32 @@
+'use strict';
+
+/**
+ * Copyright (c) 2013-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ *
+ */
+
+var minBy = require('./minBy');
+
+var compareNumber = function compareNumber(a, b) {
+ return a - b;
+};
+
+/**
+ * Returns the maximum element as measured by a scoring function f. Returns the
+ * first such element if there are ties.
+ */
+function maxBy(as, f, compare) {
+ compare = compare || compareNumber;
+
+ return minBy(as, f, function (u, v) {
+ return compare(v, u);
+ });
+}
+
+module.exports = maxBy; \ No newline at end of file