github.com/Kartograf/gqlgen@v0.7.2/example/starwars/server/server.go (about) 1 package main 2 3 import ( 4 "context" 5 "fmt" 6 "log" 7 "net/http" 8 9 "github.com/99designs/gqlgen/example/starwars" 10 "github.com/99designs/gqlgen/graphql" 11 "github.com/99designs/gqlgen/handler" 12 ) 13 14 func main() { 15 http.Handle("/", handler.Playground("Starwars", "/query")) 16 http.Handle("/query", handler.GraphQL(starwars.NewExecutableSchema(starwars.NewResolver()), 17 handler.ResolverMiddleware(func(ctx context.Context, next graphql.Resolver) (res interface{}, err error) { 18 rc := graphql.GetResolverContext(ctx) 19 fmt.Println("Entered", rc.Object, rc.Field.Name) 20 res, err = next(ctx) 21 fmt.Println("Left", rc.Object, rc.Field.Name, "=>", res, err) 22 return res, err 23 }), 24 )) 25 26 log.Fatal(http.ListenAndServe(":8080", nil)) 27 }