alleycats - Extract[F[_]] the only way to get the syntax is the deprecated one

alleycats-core/src/main/scala/alleycats/syntax/all.scala

@@ -21,4 +21,4 @@
 
 package alleycats.syntax
 
-object all extends EmptySyntax with FoldableSyntax
+object all extends EmptySyntax with FoldableSyntax with ExtractSyntax

alleycats-core/src/main/scala/alleycats/syntax/extract.scala

@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2015 Typelevel
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+package alleycats
+package syntax
+
+import alleycats.Extract
+
+object extract extends ExtractSyntax
+
+trait ExtractSyntax {
+  implicit final class ExtractOps[F[_], A](private val fa: F[A]) extends AnyVal {
+    def extract(implicit ev: Extract[F]): A = ev.extract(fa)
+  }
+}