micro/store/context.go
Vasiliy Tolstov b7b28f6b9a lint
Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
2020-12-08 00:38:37 +03:00

29 lines
614 B
Go

package store
import (
"context"
)
type storeKey struct{}
// FromContext get store from context
func FromContext(ctx context.Context) (Store, bool) {
c, ok := ctx.Value(storeKey{}).(Store)
return c, ok
}
// NewContext put store in context
func NewContext(ctx context.Context, c Store) context.Context {
return context.WithValue(ctx, storeKey{}, c)
}
// SetOption returns a function to setup a context with given value
func SetOption(k, v interface{}) Option {
return func(o *Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, k, v)
}
}