remappers/internal/remappedmetric/mutator.go

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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 remappedmetric

import (
	"go.opentelemetry.io/collector/pdata/pmetric"
)

// EmptyMutator is a no-op mutator.
var EmptyMutator = func(pmetric.NumberDataPoint) {}

// ChainedMutator combines multiple mutators into a single mutator.
func ChainedMutator(fs ...func(pmetric.NumberDataPoint)) func(pmetric.NumberDataPoint) {
	return func(m pmetric.NumberDataPoint) {
		for _, f := range fs {
			f(m)
		}
	}
}