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Cleanup utils.Download

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Docker-DCO-1.0-Signed-off-by: Guillaume J. Charmes <guillaume.charmes@docker.com> (github: creack)
Upstream-commit: 762a0cc4723917b4e6ca3731356e43c5e9a13f5f
Component: engine
This commit is contained in:
Guillaume J. Charmes
2014-01-08 14:20:30 -08:00
parent 4ac9027377
commit 806b082861
1 changed files with 2 additions and 5 deletions
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7
components/engine/utils/utils.go
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@ -6,7 +6,6 @@ import (
"crypto/sha256"
"encoding/hex"
"encoding/json"
"errors"
"fmt"
"index/suffixarray"
"io"
@ -46,14 +45,12 @@ func Go(f func() error) chan error {
}
// Request a given URL and return an io.Reader
func Download(url string) (*http.Response, error) {
var resp *http.Response
var err error
func Download(url string) (resp *http.Response, err error) {
if resp, err = http.Get(url); err != nil {
return nil, err
}
if resp.StatusCode >= 400 {
return nil, errors.New("Got HTTP status code >= 400: " + resp.Status)
return nil, fmt.Errorf("Got HTTP status code >= 400: %s", resp.Status)
}
return resp, nil
}