List EC2 regions in Go

list-regions.go

package main

import (
	"fmt"
	"github.com/aws/aws-sdk-go/aws"
	"github.com/aws/aws-sdk-go/aws/session"
	"github.com/aws/aws-sdk-go/service/ec2"
)

func main() {
	svc := ec2.New(session.New(), &aws.Config{Region: aws.String("us-east-1")})

	resp, err := svc.DescribeRegions(nil)
	if err != nil {
		panic(err)
	}

	for _, region := range resp.Regions {
		fmt.Println(*region.RegionName)
	}
}