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// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you 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 util

import dto "github.com/prometheus/client_model/go"

// GetLabel returns desired label from the given metric, or "" if not present
func GetLabel(m *dto.Metric, label string) string {
	for _, l := range m.GetLabel() {
		if l.GetName() == label {
			return l.GetValue()
		}
	}
	return ""
}
