94 lines
2.2 KiB
Go
94 lines
2.2 KiB
Go
package store
|
|
|
|
import (
|
|
"context"
|
|
)
|
|
|
|
type storeKey struct{}
|
|
|
|
// FromContext get store from context
|
|
func FromContext(ctx context.Context) (Store, bool) {
|
|
if ctx == nil {
|
|
return nil, false
|
|
}
|
|
c, ok := ctx.Value(storeKey{}).(Store)
|
|
return c, ok
|
|
}
|
|
|
|
// MustContext get store from context
|
|
func MustContext(ctx context.Context) Store {
|
|
s, ok := FromContext(ctx)
|
|
if !ok {
|
|
panic("missing store")
|
|
}
|
|
return s
|
|
}
|
|
|
|
// NewContext put store in context
|
|
func NewContext(ctx context.Context, c Store) context.Context {
|
|
if ctx == nil {
|
|
ctx = context.Background()
|
|
}
|
|
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)
|
|
}
|
|
}
|
|
|
|
// SetReadOption returns a function to setup a context with given value
|
|
func SetReadOption(k, v interface{}) ReadOption {
|
|
return func(o *ReadOptions) {
|
|
if o.Context == nil {
|
|
o.Context = context.Background()
|
|
}
|
|
o.Context = context.WithValue(o.Context, k, v)
|
|
}
|
|
}
|
|
|
|
// SetWriteOption returns a function to setup a context with given value
|
|
func SetWriteOption(k, v interface{}) WriteOption {
|
|
return func(o *WriteOptions) {
|
|
if o.Context == nil {
|
|
o.Context = context.Background()
|
|
}
|
|
o.Context = context.WithValue(o.Context, k, v)
|
|
}
|
|
}
|
|
|
|
// SetListOption returns a function to setup a context with given value
|
|
func SetListOption(k, v interface{}) ListOption {
|
|
return func(o *ListOptions) {
|
|
if o.Context == nil {
|
|
o.Context = context.Background()
|
|
}
|
|
o.Context = context.WithValue(o.Context, k, v)
|
|
}
|
|
}
|
|
|
|
// SetDeleteOption returns a function to setup a context with given value
|
|
func SetDeleteOption(k, v interface{}) DeleteOption {
|
|
return func(o *DeleteOptions) {
|
|
if o.Context == nil {
|
|
o.Context = context.Background()
|
|
}
|
|
o.Context = context.WithValue(o.Context, k, v)
|
|
}
|
|
}
|
|
|
|
// SetExistsOption returns a function to setup a context with given value
|
|
func SetExistsOption(k, v interface{}) ExistsOption {
|
|
return func(o *ExistsOptions) {
|
|
if o.Context == nil {
|
|
o.Context = context.Background()
|
|
}
|
|
o.Context = context.WithValue(o.Context, k, v)
|
|
}
|
|
}
|