Added all required dependencies

vendor/github.com/smartystreets/assertions/internal/oglematchers/new_matcher.go

@@ -0,0 +1,43 @@
+// Copyright 2015 Aaron Jacobs. All Rights Reserved.
+// Author: aaronjjacobs@gmail.com (Aaron Jacobs)
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package oglematchers
+
+// Create a matcher with the given description and predicate function, which
+// will be invoked to handle calls to Matchers.
+//
+// Using this constructor may be a convenience over defining your own type that
+// implements Matcher if you do not need any logic in your Description method.
+func NewMatcher(
+	predicate func(interface{}) error,
+	description string) Matcher {
+	return &predicateMatcher{
+		predicate:   predicate,
+		description: description,
+	}
+}
+
+type predicateMatcher struct {
+	predicate   func(interface{}) error
+	description string
+}
+
+func (pm *predicateMatcher) Matches(c interface{}) error {
+	return pm.predicate(c)
+}
+
+func (pm *predicateMatcher) Description() string {
+	return pm.description
+}