Ensure alt screen switch always clears terminal

charmbracelet · Aug 25, 2022 · 262454d · 262454d
1 parent 337c3e0
commit 262454d
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/screen.go b/screen.go
@@ -45,7 +45,10 @@ func cursorBack(w io.Writer, n int) {
 
 func enterAltScreen(w io.Writer) {
 	fmt.Fprintf(w, te.CSI+te.AltScreenSeq)
-	moveCursor(w, 0, 0)
+	// Ensure that the terminal is cleared, even when it doesn't support
+	// alt screen (or alt screen support is disabled, like GNU screen by
+	// default).
+	clearScreen(w)
 }
 
 func exitAltScreen(w io.Writer) {