func (f includeFields) Run(event common.MapStr) (common.MapStr, error) {
filtered := common.MapStr{}
for _, field := range f.Fields {
hasKey, err := event.HasKey(field)
if err != nil {
return filtered, fmt.Errorf("Fail to check the key %s: %s", field, err)
}
if hasKey {
errorOnCopy := event.CopyFieldsTo(filtered, field)
if errorOnCopy != nil {
return filtered, fmt.Errorf("Fail to copy key %s: %s", field, err)
}
}
}
return filtered, nil
}
func (f includeFields) Run(event common.MapStr) (common.MapStr, error) {
filtered := common.MapStr{}
errors := []string{}
for _, field := range f.Fields {
hasKey, err := event.HasKey(field)
if err != nil {
errors = append(errors, err.Error())
}
if hasKey {
errorOnCopy := event.CopyFieldsTo(filtered, field)
if errorOnCopy != nil {
errors = append(errors, err.Error())
}
}
}
return filtered, fmt.Errorf(strings.Join(errors, ", "))
}