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// Copyright 2020 New Relic Corporation. All rights reserved.
// SPDX-License-Identifier: Apache-2.0
package internal
import "io"
// This file contains interfaces that are implemented by Transaction and
// Application but not exposed as public methods so they will only be used in
// integration packages.
// ServerlessWriter is implemented by newrelic.Application.
type ServerlessWriter interface {
ServerlessWrite(arn string, writer io.Writer)
}
// ServerlessWrite exists to avoid type assertion in the nrlambda integration
// package.
func ServerlessWrite(app interface{}, arn string, writer io.Writer) {
if s, ok := app.(ServerlessWriter); ok {
s.ServerlessWrite(arn, writer)
}
}
// AddAgentAttributer allows instrumentation to add agent attributes without
// exposing a Transaction method.
type AddAgentAttributer interface {
AddAgentAttribute(name string, stringVal string, otherVal interface{})
}
// AddAgentSpanAttributer should be implemented by the Transaction.
type AddAgentSpanAttributer interface {
AddAgentSpanAttribute(key string, val string)
}
// AddAgentSpanAttribute allows instrumentation packages to add span attributes.
func AddAgentSpanAttribute(txn interface{}, key string, val string) {
if aa, ok := txn.(AddAgentSpanAttributer); ok {
aa.AddAgentSpanAttribute(key, val)
}
}
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