forked from golang/hotime
43 lines
1.3 KiB
Go
43 lines
1.3 KiB
Go
|
// Copyright (C) MongoDB, Inc. 2017-present.
|
||
|
|
//
|
||
|
|
// 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
|
||
|
|
|
||
|
|
package options
|
||
|
|
|
||
|
|
import "go.mongodb.org/mongo-driver/mongo/readpref"
|
||
|
|
|
||
|
|
// RunCmdOptions represents options that can be used to configure a RunCommand operation.
|
||
|
|
type RunCmdOptions struct {
|
||
|
|
// The read preference to use for the operation. The default value is nil, which means that the primary read
|
||
|
|
// preference will be used.
|
||
|
|
ReadPreference *readpref.ReadPref
|
||
|
|
}
|
||
|
|
|
||
|
|
// RunCmd creates a new RunCmdOptions instance.
|
||
|
|
func RunCmd() *RunCmdOptions {
|
||
|
|
return &RunCmdOptions{}
|
||
|
|
}
|
||
|
|
|
||
|
|
// SetReadPreference sets value for the ReadPreference field.
|
||
|
|
func (rc *RunCmdOptions) SetReadPreference(rp *readpref.ReadPref) *RunCmdOptions {
|
||
|
|
rc.ReadPreference = rp
|
||
|
|
return rc
|
||
|
|
}
|
||
|
|
|
||
|
|
// MergeRunCmdOptions combines the given RunCmdOptions instances into one *RunCmdOptions in a last-one-wins fashion.
|
||
|
|
func MergeRunCmdOptions(opts ...*RunCmdOptions) *RunCmdOptions {
|
||
|
|
rc := RunCmd()
|
||
|
|
for _, opt := range opts {
|
||
|
|
if opt == nil {
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
if opt.ReadPreference != nil {
|
||
|
|
rc.ReadPreference = opt.ReadPreference
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return rc
|
||
|
|
}
|