Add missing error handling

tea.go

@@ -245,7 +245,7 @@ func (p *Program) render(model Model, linesRendered int) int {
 	if linesRendered > 0 {
 		termenv.ClearLines(linesRendered)
 	}
-	io.WriteString(os.Stdout, view)
+	_, _ = io.WriteString(os.Stdout, view)
 	return strings.Count(view, "\r\n")
 }
 

tty_unix.go

@@ -18,12 +18,16 @@ func initTerminal() error {
 		return err
 	}
 
-	tty.SetRaw()
+	err = tty.SetRaw()
+	if err != nil {
+		return err
+	}
+
 	termenv.HideCursor()
 	return nil
 }
 
 func restoreTerminal() {
 	termenv.ShowCursor()
-	tty.Restore()
+	_ = tty.Restore()
 }