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validation: recursive error check on "embedded message failed validation" 

Signed-off-by: Adphi <philippe.adrien.nousse@gmail.com>
This commit is contained in:
Adphi 2022-06-07 13:09:47 +02:00
parent 5662486b3b
commit 79771e58c1
Signed by: adphi
GPG Key ID: 46BE4062DB2397FF
1 changed files with 20 additions and 6 deletions
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26
interceptors/validation/validation.go
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@ -38,10 +38,24 @@ type validatorError interface {
ErrorName() string
}
func validatorErrorToGrpc(e validatorError) *errdetails.BadRequest_FieldViolation {
return &errdetails.BadRequest_FieldViolation{
Field: e.Field(),
Description: e.Reason(),
func validatorErrorToGrpc(e validatorError, prefix string) []*errdetails.BadRequest_FieldViolation {
// check nested errors for validation error, e.g. "embedded message failed validation"
switch v := e.Cause().(type) {
case validatorError:
return validatorErrorToGrpc(v, e.Field()+".")
case validatorMultiError:
var details []*errdetails.BadRequest_FieldViolation
for _, vv := range v.AllErrors() {
if ee, ok := vv.(validatorError); ok {
details = append(details, validatorErrorToGrpc(ee, e.Field()+".")...)
}
}
return details
default:
return []*errdetails.BadRequest_FieldViolation{{
Field: prefix + e.Field(),
Description: e.Reason(),
}}
}
}
@ -51,12 +65,12 @@ func errToStatus(err error) error {
}
switch v := err.(type) {
case validatorError:
return errors.InvalidArgumentd(err, &errdetails.BadRequest{FieldViolations: []*errdetails.BadRequest_FieldViolation{validatorErrorToGrpc(v)}})
return errors.InvalidArgumentd(err, &errdetails.BadRequest{FieldViolations: validatorErrorToGrpc(v, "")})
case validatorMultiError:
details := &errdetails.BadRequest{}
for _, v := range v.AllErrors() {
if d, ok := v.(validatorError); ok {
details.FieldViolations = append(details.FieldViolations, validatorErrorToGrpc(d))
details.FieldViolations = append(details.FieldViolations, validatorErrorToGrpc(d, "")...)
}
}
return errors.InvalidArgumentd(err, details)