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add client publish option func

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Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
This commit is contained in:
Василий Толстов 2020-10-12 12:09:09 +03:00
parent 0e1f744fcc
commit 6e43ae7190
1 changed files with 10 additions and 0 deletions
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10
client/context.go
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@ -14,3 +14,13 @@ func FromContext(ctx context.Context) (Client, bool) {
func NewContext(ctx context.Context, c Client) context.Context { func NewContext(ctx context.Context, c Client) context.Context {
return context.WithValue(ctx, clientKey{}, c) return context.WithValue(ctx, clientKey{}, c)
} }
// SetPublishOption returns a function to setup a context with given value
func SetPublishOption(k, v interface{}) PublishOption {
return func(o *PublishOptions) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, k, v)
}
}