func determineSourceURL(c *config) (string, error) {
r, err := github.Latest("vim", "vim-win32-installer")
if err != nil {
return "", err
}
if r.Draft || r.PreRelease {
return "", errors.New("absence of proper latest release")
}
var target *github.Asset
for _, a := range r.Assets {
if !strings.HasPrefix(a.Name, "gvim_7.4.") {
continue
}
if (c.cpu == arch.X86 && strings.HasSuffix(a.Name, "_x86.zip")) ||
(c.cpu == arch.AMD64 && strings.HasSuffix(a.Name, "_x64.zip")) {
target = &a
break
}
}
if target == nil {
return "", errors.New("no assets for arch in latest release")
}
if target.State != "uploaded" {
return "", fmt.Errorf("new release's status error: %s", target.State)
}
prev_anchor, err := c.anchor()
if err != nil {
return "", err
}
fmt.Printf("prev: %s\nupdated: %s\nbefore: %v\n", prev_anchor, target.UpdatedAt, prev_anchor.Before(target.UpdatedAt))
if prev_anchor.After(target.UpdatedAt) {
return "", errors.New("no updated assets in release")
}
return target.DownloadURL, nil
}
func main() {
r, err := github.Latest("vim", "vim-win32-installer")
if err != nil {
log.Fatal(err)
}
fmt.Printf("%#v", r)
}