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package main
import (
"flag"
"fmt"
"io/ioutil"
"log"
"os/exec"
"path"
"strings"
"time"
)
const (
dateFormat = "20060102150405"
migrationsPath = "server/store/migrations"
)
var (
contents = []byte(`-- +migrate Up
-- +migrate Down`)
)
func main() {
flag.Usage = func() {
fmt.Println("Usage: migration <migration name>")
}
flag.Parse()
if len(flag.Args()) != 1 {
flag.Usage()
}
name := fmt.Sprintf("%s_%s.sql", time.Now().UTC().Format(dateFormat), flag.Arg(0))
gitRoot, err := exec.Command("git", "rev-parse", "--show-toplevel").Output()
if err != nil {
log.Fatal(err)
}
root := strings.TrimSpace(string(gitRoot))
ents, err := ioutil.ReadDir(path.Join(root, migrationsPath))
if err != nil {
log.Fatal(err)
}
for _, e := range ents {
if e.IsDir() {
filename := path.Join(migrationsPath, e.Name(), name)
fmt.Printf("Wrote empty migration file: %s\n", filename)
if err := ioutil.WriteFile(filename, contents, 0644); err != nil {
log.Fatal(err)
}
}
}
}
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