graphql

type Client interface {
	// Mutate makes _mutate_ http request to the GraphQL server
	Mutate(query string, variables Variables, out interface{}) error
	// Mutate makes _query_ http request to the GraphQL server
	Query(query string, variables Variables, out interface{}) error
	// SetHeader will set an HTTP header
	SetHeader(key, value string)
}

type Variables map[string]interface{}