/
release_utils.go
47 lines (40 loc) · 1011 Bytes
/
release_utils.go
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package cmd
import (
"bytes"
"fmt"
"io/ioutil"
"net/http"
"strings"
)
type asset struct {
ID int `json:"id"`
Name string `json:"name"`
ContentType string `json:"content_type"`
}
func (a *asset) download() (*bytes.Reader, error) {
downloadURL := fmt.Sprintf("https://api.github.com/repos/exercism/cli/releases/assets/%d", a.ID)
req, err := http.NewRequest("GET", downloadURL, nil)
if err != nil {
return nil, err
}
// https://developer.github.com/v3/repos/releases/#get-a-single-release-asset
req.Header.Set("Accept", "application/octet-stream")
res, err := http.DefaultClient.Do(req)
if err != nil {
return nil, err
}
defer res.Body.Close()
bs, err := ioutil.ReadAll(res.Body)
if err != nil {
return nil, err
}
return bytes.NewReader(bs), nil
}
type release struct {
Location string `json:"html_url"`
TagName string `json:"tag_name"`
Assets []asset `json:"assets"`
}
func (r *release) Version() string {
return strings.TrimPrefix(r.TagName, "v")
}