Add glide.yaml and vendor deps

vendor/k8s.io/kubernetes/pkg/storage/selection_predicate.go

@@ -0,0 +1,90 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+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 storage
+
+import (
+	"k8s.io/kubernetes/pkg/fields"
+	"k8s.io/kubernetes/pkg/labels"
+	"k8s.io/kubernetes/pkg/runtime"
+)
+
+// AttrFunc returns label and field sets for List or Watch to match.
+// In any failure to parse given object, it returns error.
+type AttrFunc func(obj runtime.Object) (labels.Set, fields.Set, error)
+
+// SelectionPredicate is used to represent the way to select objects from api storage.
+type SelectionPredicate struct {
+	Label       labels.Selector
+	Field       fields.Selector
+	GetAttrs    AttrFunc
+	IndexFields []string
+}
+
+// Matches returns true if the given object's labels and fields (as
+// returned by s.GetAttrs) match s.Label and s.Field. An error is
+// returned if s.GetAttrs fails.
+func (s *SelectionPredicate) Matches(obj runtime.Object) (bool, error) {
+	if s.Label.Empty() && s.Field.Empty() {
+		return true, nil
+	}
+	labels, fields, err := s.GetAttrs(obj)
+	if err != nil {
+		return false, err
+	}
+	matched := s.Label.Matches(labels)
+	if matched && s.Field != nil {
+		matched = (matched && s.Field.Matches(fields))
+	}
+	return matched, nil
+}
+
+// MatchesLabelsAndFields returns true if the given labels and fields
+// match s.Label and s.Field.
+func (s *SelectionPredicate) MatchesLabelsAndFields(l labels.Set, f fields.Set) bool {
+	if s.Label.Empty() && s.Field.Empty() {
+		return true
+	}
+	matched := s.Label.Matches(l)
+	if matched && s.Field != nil {
+		matched = (matched && s.Field.Matches(f))
+	}
+	return matched
+}
+
+// MatchesSingle will return (name, true) if and only if s.Field matches on the object's
+// name.
+func (s *SelectionPredicate) MatchesSingle() (string, bool) {
+	// TODO: should be namespace.name
+	if name, ok := s.Field.RequiresExactMatch("metadata.name"); ok {
+		return name, true
+	}
+	return "", false
+}
+
+// For any index defined by IndexFields, if a matcher can match only (a subset)
+// of objects that return <value> for a given index, a pair (<index name>, <value>)
+// wil be returned.
+// TODO: Consider supporting also labels.
+func (s *SelectionPredicate) MatcherIndex() []MatchValue {
+	var result []MatchValue
+	for _, field := range s.IndexFields {
+		if value, ok := s.Field.RequiresExactMatch(field); ok {
+			result = append(result, MatchValue{IndexName: field, Value: value})
+		}
+	}
+	return result
+}