github.com/HaswinVidanage/gqlgen@v0.8.1-0.20220609041233-69528c1bf712/codegen/interface.gotpl (about) 1 {{- range $interface := .Interfaces }} 2 3 func (ec *executionContext) _{{$interface.Name}}(ctx context.Context, sel ast.SelectionSet, obj *{{$interface.Type | ref}}) graphql.Marshaler { 4 switch obj := (*obj).(type) { 5 case nil: 6 return graphql.Null 7 {{- range $implementor := $interface.Implementors }} 8 {{- if $implementor.ValueReceiver }} 9 case {{$implementor.Type | ref}}: 10 return ec._{{$implementor.Name}}(ctx, sel, &obj) 11 {{- end}} 12 case *{{$implementor.Type | ref}}: 13 return ec._{{$implementor.Name}}(ctx, sel, obj) 14 {{- end }} 15 default: 16 panic(fmt.Errorf("unexpected type %T", obj)) 17 } 18 } 19 20 {{- end }}