You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: pickfirst.go
    path of file: ./repos/faasd/vendor/google.golang.org/grpc
    
    the code of the file until where you have to start completion: /*
 *
 * Copyright 2017 gRPC 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, sof
    
func (b *pickfirstBalancer) ResolverError(err error) {
	if logger.V(2) {
		logger.Infof("pickfirstBalancer: ResolverError called with error: %v", err)
	}
	if b.subConn == nil {
		b.state = connectivity.TransientFailure
	}

	if b.state != connectivity.TransientFailure {
		// The picker will not change since the balancer does not currently
		// report an error.
		return
	}
	b.cc.UpdateState(balancer.State{
		ConnectivityState: connectivity.TransientFailure,
		Picker:            &picker{err: fmt.Errorf("name resolver error: %v", err)},
	})
}