nil signals are probably just a cancellation in disguise

2019-05-06 15:29:59 +02:00 · 2019-05-06 15:29:59 +02:00 · af15ed3583
parent 583d93790f
commit af15ed3583
1 changed files with 5 additions and 0 deletions
--- a/command/build.go
+++ b/command/build.go
@ -38,6 +38,11 @@ func (c *BuildCommand) Run(args []string) int {
 	go func() {
 		select {
 		case sig := <-sigCh:
+			if sig == nil {
+				// context got cancelled and this closed chan probably
+				// triggered first
+				return
+			}
 			c.Ui.Error(fmt.Sprintf("Cancelling build after receiving %s", sig))
 			cancelBuildCtx()
 		case <-buildCtx.Done():