Method buildErrorConvertData

grpc/codegen/service_data.go:1138–1172

(ge *expr.GRPCErrorExpr, e *expr.GRPCEndpointExpr, sd *ServiceData, svr bool)

}

func (d *ServicesData) buildErrorConvertData(ge *expr.GRPCErrorExpr, e *expr.GRPCEndpointExpr, sd *ServiceData, svr bool) *ConvertData {
	// No need to build transformation functions for default error or non-object
	// types.
	if ge.Type == expr.ErrorResult || !expr.IsObject(ge.Type) {
		return nil
	}
	svc := sd.Service
	svcCtx := serviceTypeContext(svc.PkgName, svc.Scope)
	if svr {
		// server side
		data := d.buildInitData(ge.AttributeExpr, ge.Response.Message, "er", "message", svcCtx, true, svr, false, sd)
		data.Name = fmt.Sprintf("New%s%sError", codegen.Goify(e.Name(), true), codegen.Goify(ge.Name, true))
		data.Description = fmt.Sprintf("%s builds the gRPC error response type from the error of the %q endpoint of the %q service.", data.Name, e.Name(), svc.Name)
		return &ConvertData{
			SrcName: svcCtx.Scope.Name(ge.AttributeExpr, svcCtx.Pkg(ge.AttributeExpr), svcCtx.Pointer, svcCtx.UseDefault),
			SrcRef:  svcCtx.Scope.Ref(ge.AttributeExpr, svcCtx.Pkg(ge.AttributeExpr)),
			TgtName: protoBufGoFullTypeName(ge.Response.Message, sd.PkgName, sd.Scope),
			TgtRef:  protoBufGoFullTypeRef(ge.Response.Message, sd.PkgName, sd.Scope),
			Init:    data,
		}
	}

	// client side
	data := d.buildInitData(ge.Response.Message, ge.AttributeExpr, "message", "er", svcCtx, false, svr, false, sd)
	data.Name = fmt.Sprintf("New%s%sError", codegen.Goify(e.Name(), true), codegen.Goify(ge.Name, true))
	data.Description = fmt.Sprintf("%s builds the error type of the %q endpoint of the %q service from the gRPC error response type.", data.Name, e.Name(), svc.Name)
	return &ConvertData{
		SrcName:    protoBufGoFullTypeName(ge.Response.Message, sd.PkgName, sd.Scope),
		SrcRef:     protoBufGoFullTypeRef(ge.Response.Message, sd.PkgName, sd.Scope),
		TgtName:    svcCtx.Scope.Name(ge.AttributeExpr, svcCtx.Pkg(ge.AttributeExpr), svcCtx.Pointer, svcCtx.UseDefault),
		TgtRef:     svcCtx.Scope.Ref(ge.AttributeExpr, svcCtx.Pkg(ge.AttributeExpr)),
		Init:       data,
		Validation: addValidation(ge.Response.Message, "errmsg", sd, false),
	}
}

// buildStreamData builds the StreamData for the server and client streams.
//