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go-micro/config/source/flag/options.go

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2019-05-31 00:11:13 +02:00
package flag
import (
"context"
"github.com/micro/go-micro/v2/config/source"
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)
type includeUnsetKey struct{}
// IncludeUnset toggles the loading of unset flags and their respective default values.
// Default behavior is to ignore any unset flags.
func IncludeUnset(b bool) source.Option {
return func(o *source.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, includeUnsetKey{}, true)
}
}