From 5768e2443de12bceee94e007a7e4997b06bf9ef9 Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Sun, 9 Nov 2014 00:28:05 -0500
Subject: plugin/auditory.vim: Ensure PlayScale() doesn't play the last note

The random note chosen should not be the same as the last note played in
insert mode.
---
 plugin/auditory.vim | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'plugin')

diff --git a/plugin/auditory.vim b/plugin/auditory.vim
index 5d694af..f8b1bac 100644
--- a/plugin/auditory.vim
+++ b/plugin/auditory.vim
@@ -27,6 +27,8 @@ function! s:PlayInsertLeave()
 endfunction
 
 function! s:PlayScale()
+	let play_scale_previous_note = -1
+	let note = -1
 	let scale = [
 		\ '1_C#.wav',
 		\ '2_D#.wav',
@@ -37,7 +39,11 @@ function! s:PlayScale()
 		\ '7_B#.wav'
 	\ ]
 	
-	let note = system("echo $RANDOM % " . len(scale) . " | bc")
+	while play_scale_previous_note ==# note
+		let note = system("echo $RANDOM % " . len(scale) . " | bc")
+	endwhile
+	
+	let play_scale_previous_note = note
 	
 	call auditory#Play('./Resources/Scale_C#/' . scale[note])
 endfunction
-- 
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