When terminal support is available, disable line wrapping to avoid a …

…broken select experience
shaneharter · Apr 14, 2019 · 33d9dc1 · 33d9dc1 · GwynethLlewelyn · May 18, 2019
1 parent ae1a6f6
commit 33d9dc1
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Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/codes.go b/codes.go
@@ -57,6 +57,8 @@ var ResetCode = fmt.Sprintf("%s%dm", esc, reset)
 const (
 	hideCursor = esc + "?25l"
 	showCursor = esc + "?25h"
+	noLineWrap = esc + "\x1b[?7l"
+	doLineWrap = esc + "\x1b[?7h"
 	clearLine  = esc + "2K"
 )
 

diff --git a/select.go b/select.go
@@ -235,6 +235,7 @@ func (s *Select) innerRun(cursorPos, scroll int, top rune) (int, string, error)
 	}
 
 	rl.Write([]byte(hideCursor))
+	rl.Write([]byte(noLineWrap))
 	sb := screenbuf.New(rl)
 
 	cur := NewCursor("", s.Pointer, false)
@@ -368,11 +369,14 @@ func (s *Select) innerRun(cursorPos, scroll int, top rune) (int, string, error)
 		if err.Error() == "Interrupt" {
 			err = ErrInterrupt
 		}
+		clearScreen(sb)
 		sb.Reset()
 		sb.WriteString("")
 		sb.Flush()
 		rl.Write([]byte(showCursor))
 		rl.Close()
+
+		os.Stdout.Write([]byte(doLineWrap))
 		return 0, "", err
 	}