github.com/robertoortis/gqlgenm@v0.7.2/graphql/error.go (about)

     1  package graphql
     2  
     3  import (
     4  	"context"
     5  
     6  	"github.com/vektah/gqlparser/gqlerror"
     7  )
     8  
     9  type ErrorPresenterFunc func(context.Context, error) *gqlerror.Error
    10  
    11  type ExtendedError interface {
    12  	Extensions() map[string]interface{}
    13  }
    14  
    15  func DefaultErrorPresenter(ctx context.Context, err error) *gqlerror.Error {
    16  	if gqlerr, ok := err.(*gqlerror.Error); ok {
    17  		gqlerr.Path = GetResolverContext(ctx).Path()
    18  		return gqlerr
    19  	}
    20  
    21  	var extensions map[string]interface{}
    22  	if ee, ok := err.(ExtendedError); ok {
    23  		extensions = ee.Extensions()
    24  	}
    25  
    26  	return &gqlerror.Error{
    27  		Message:    err.Error(),
    28  		Path:       GetResolverContext(ctx).Path(),
    29  		Extensions: extensions,
    30  	}
    31  }