Just playing with aws sdk for go. When listing resources of different types I tend to have alot of very similar functions like the two in the example bellow. Is there a way to rewrite them as one generic function that will return a specific type depending on what is passed on as param?
Something like:
func generic(session, funcToCall, t, input) (interface{}, error) {}
currently I have to do this (functionality is the same just types change):
func getVolumes(s *session.Session) ([]*ec2.Volume, error) {
client := ec2.New(s)
t := []*ec2.Volume{}
input := ec2.DescribeVolumesInput{}
for {
result, err := client.DescribeVolumes(&input)
if err != nil {
return nil, err
}
t = append(t, result.Volumes...)
if result.NextToken != nil {
input.NextToken = result.NextToken
} else {
break
}
}
return t, nil
}
func getVpcs(s *session.Session) ([]*ec2.Vpc, error) {
client := ec2.New(s)
t := []*ec2.Vpc{}
input := ec2.DescribeVpcsInput{}
for {
result, err := client.DescribeVpcs(&input)
if err != nil {
return nil, err
}
t = append(t, result.Vpcs...)
if result.NextToken != nil {
input.NextToken = result.NextToken
} else {
break
}
}
return t, nil
}