From 71952ca8fd486d756ea24c07513641d4d1bfbebc Mon Sep 17 00:00:00 2001
From: Felix Roos <roos@entrecode.de>
Date: Mon, 28 Feb 2022 22:55:03 +0100
Subject: [PATCH] fix scales without c

---
 repl/src/tonal.mjs  | 4 ++--
 test/tonal.test.mjs | 3 +++
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/repl/src/tonal.mjs b/repl/src/tonal.mjs
index 66cce4ad..e8757056 100644
--- a/repl/src/tonal.mjs
+++ b/repl/src/tonal.mjs
@@ -21,11 +21,11 @@ export function scaleOffset(scale, offset, index = 0) {
   while (Math.abs(i) < Math.abs(offset)) {
     i += direction;
     const index = mod(i, notes.length);
-    if (direction < 0 && n === 'C') {
+    if (direction < 0 && n[0] === 'C') {
       o += direction;
     }
     n = notes[index];
-    if (direction > 0 && n === 'C') {
+    if (direction > 0 && n[0] === 'C') {
       o += direction;
     }
   }
diff --git a/test/tonal.test.mjs b/test/tonal.test.mjs
index cc70449b..0b85d9f8 100644
--- a/test/tonal.test.mjs
+++ b/test/tonal.test.mjs
@@ -33,6 +33,9 @@ describe('scaleTranspose', () => {
     scaleTranspose('C minor', -1, 'Bb2');
     scaleTranspose('C minor', 8, 'C4');
     scaleTranspose('C4 minor', 8, 'C5');
+    scaleTranspose('C# major', 8, 'C#4');
+    scaleTranspose('C# major', -1, 'B#2');
+    scaleTranspose('C# major', -2, 'A#2');
   });
 });