Add NoApp()

luno · Oct 23, 2024 · d9dfbf0 · d9dfbf0
1 parent d4c4281
commit d9dfbf0
Show file tree

Hide file tree

Showing 2 changed files with 11 additions and 0 deletions.
diff --git a/app.go b/app.go
@@ -393,3 +393,10 @@ func handleShutdownErr(a *App, ac AppContext, err error) error {
 	}
 	return err
 }
+
+// NoApp returns a nil app.
+// It can be used when you call a function that accepts a *App, but there's no lu app in scope.
+// f(lu.NoApp()) reads more clearly than f(nil).
+func NoApp() *App {
+	return nil
+}
diff --git a/app_test.go b/app_test.go
@@ -370,3 +370,7 @@ func TestWaitFor(t *testing.T) {
 		})
 	}
 }
+
+func TestNoApp(t *testing.T) {
+	require.Nil(t, lu.NoApp())
+}
-Original file line number
+Diff line change
@@ Expand Up / @@ -370,3 +370,7 @@ func TestWaitFor(t *testing.T) { @@
     		})
     	}
     }
+    func TestNoApp(t *testing.T) {
+    	require.Nil(t, lu.NoApp())
+    }