From e264bc826e1d5815fba4e48d224c305cf5b3675b Mon Sep 17 00:00:00 2001
From: Carlos Alexandro Becker <caarlos0@gmail.com>
Date: Thu, 29 Dec 2016 14:17:49 -0200
Subject: [PATCH] multiple uploads

---
 release/release.go | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/release/release.go b/release/release.go
index 60fa34224..7156bd445 100644
--- a/release/release.go
+++ b/release/release.go
@@ -11,6 +11,7 @@ import (
 	"github.com/goreleaser/releaser/uname"
 	"golang.org/x/oauth2"
 	"os/exec"
+	"golang.org/x/sync/errgroup"
 )
 
 func Release(version, diff string, config config.ProjectConfig) error {
@@ -32,14 +33,17 @@ func Release(version, diff string, config config.ProjectConfig) error {
 	if err != nil {
 		return err
 	}
+	var g errgroup.Group
 	for _, system := range config.Build.Oses {
 		for _, arch := range config.Build.Arches {
-			if err := upload(client, *r.ID, owner, repo, system, arch, config.BinaryName); err != nil {
-				return err
-			}
+			system := system
+			arch := arch
+			g.Go(func() error {
+				return upload(client, *r.ID, owner, repo, system, arch, config.BinaryName)
+			})
 		}
 	}
-	return nil
+	return g.Wait()
 }
 
 func description(diff string) string {