pull out ExitStatus interface

prashantrewar · Mar 18, 2020 · 9a857ec · 9a857ec
1 parent 1a560ed
commit 9a857ec
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/cmd/kapp/kapp.go b/cmd/kapp/kapp.go
@@ -27,7 +27,7 @@ func main() {
 	err := command.Execute()
 	if err != nil {
 		confUI.ErrorLinef("kapp: Error: %v", err)
-		if typedErr, ok := err.(cmdapp.DeployDiffExitStatus); ok {
+		if typedErr, ok := err.(cmdapp.ExitStatus); ok {
 			os.Exit(typedErr.ExitStatus())
 		}
 		os.Exit(1)

diff --git a/pkg/kapp/cmd/app/deploy_diff_exit_status.go b/pkg/kapp/cmd/app/deploy_diff_exit_status.go
@@ -4,10 +4,16 @@ import (
 	"fmt"
 )
 
+type ExitStatus interface {
+	ExitStatus() int
+}
+
 type DeployDiffExitStatus struct {
 	hasNoChanges bool
 }
 
+var _ ExitStatus = DeployDiffExitStatus{}
+
 func (d DeployDiffExitStatus) Error() string {
 	numStr := "pending changes"
 	if d.hasNoChanges {