github.com/99designs/gqlgen@v0.17.45/graphql/handler/transport/error.go (about)

     1  package transport
     2  
     3  import (
     4  	"encoding/json"
     5  	"fmt"
     6  	"net/http"
     7  
     8  	"github.com/vektah/gqlparser/v2/gqlerror"
     9  
    10  	"github.com/99designs/gqlgen/graphql"
    11  )
    12  
    13  // SendError sends a best effort error to a raw response writer. It assumes the client can understand the standard
    14  // json error response
    15  func SendError(w http.ResponseWriter, code int, errors ...*gqlerror.Error) {
    16  	w.WriteHeader(code)
    17  	b, err := json.Marshal(&graphql.Response{Errors: errors})
    18  	if err != nil {
    19  		panic(err)
    20  	}
    21  	w.Write(b)
    22  }
    23  
    24  // SendErrorf wraps SendError to add formatted messages
    25  func SendErrorf(w http.ResponseWriter, code int, format string, args ...interface{}) {
    26  	SendError(w, code, &gqlerror.Error{Message: fmt.Sprintf(format, args...)})
    27  }